Korea Fall Foliage 2026: Exact Peak Dates by Region (And Why "Late October" Is Wrong)
Every autumn, a predictable thing happens to visitors flying into Incheon. They read an English-language guide that says Korean fall foliage peaks "in late October," book flights for around 18–24 October, land at Seoraksan, and find a mountain that is mostly still green. Then they read a second guide that says Seoraksan peaks on 17 October and conclude the season came early. Neither is true. The number nearly every English blog quotes — Seoraksan, 17 October — is not a 2026 forecast at all. It is the Korea Meteorological Administration's 1991–2020 climate normal, a thirty-year average that stopped describing reality some time ago.
Here is what the official record actually shows. Seoraksan's peak in 2024 was observed on 29 October — twelve days later than that normal, and the latest peak since the KMA began recording in 1985. The Korea Forest Service, which publishes the country's only real foliage forecast map, states that peaks now arrive roughly 4 to 5.2 days later than in the previous decade, drifting about half a day later every year. Meanwhile 2026 has been Korea's hottest year on record by a wide margin: Yangsan hit 42.5°C on 2 August, breaking a national record that dates to 1904, and the KMA's own three-month outlook puts a 65–85% probability on above-normal temperatures through October. If you are booking flights around foliage this year, planning to the 1990s average is the single most expensive mistake available to you. This guide gives you the corrected windows, the exact cost and travel time from Seoul to each region, and the specific dates to avoid.
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Two Korean agencies publish foliage dates — and they measure different things
Before the table, you need to know what the numbers mean, because the two Korean sources are not interchangeable and English blogs routinely mix them.
The Korea Meteorological Administration (KMA, 기상청) observes. It does not issue a long-range foliage forecast. Its staff monitor 21 major mountains and record two events: first foliage (첫단풍), when roughly 20% of the mountain has turned, and peak (절정), when roughly 80% has turned. Peak lands about twenty days after first foliage. The KMA publishes a live mountain-by-mountain status page each autumn, but it only goes live for the season — check it in September, not now.
The Korea Forest Service (KFS, 산림청) forecasts. Every year it releases the Forest Foliage Prediction Map (산림단풍 예측지도), built from long-term phenological observation and mountain weather data, using a 50%-coloured threshold. Checking the agency's own press-release archive, every edition for the past six years has landed in a nine-day band: 23 September 2020, 28 September 2021, 27 September 2022, 25 September 2023, 23 September 2024, and 1 October 2025. Nothing for 2026 has been published as of mid-August. So the official 2026 map will appear somewhere between 23 September and 1 October 2026, and not before. Anyone publishing a "2026 official forecast" today is guessing.
Which means the honest way to plan a 2026 trip right now is: take the official baseline, apply the documented delay, and re-check against the real map when it drops. That is exactly what the table below does, and every window is labelled with the confidence it deserves.
Korea fall foliage 2026: peak windows by region
The Book This Window column is the range you should target when buying flights. It is derived from the official baseline plus the Korea Forest Service's documented 4–5.2 day delay trend and recent observed peaks. Where a region has no direct official observation point, the confidence rating says so.
| Region | Book This Window (2026) | Safest 3 Days | Official Basis | Confidence |
|---|---|---|---|---|
| Seoraksan (Sokcho, Gangwon) | 22–30 Oct | 25–27 Oct | KMA normal 17 Oct; observed 29 Oct (2024, record late); KFS 2025 forecast 25 Oct | High |
| Odaesan (Pyeongchang) | 24 Oct – 1 Nov | 27–29 Oct | KMA observation point; 2023 first foliage 6 Oct (+~20 days to peak) | Medium |
| Bukhansan (Seoul) | 28 Oct – 6 Nov | 30 Oct – 3 Nov | KMA first-foliage normal 15 Oct; 2023 peak observed 29 Oct | High |
| Hwadamsup (Gwangju, Gyeonggi) | 15 Oct – 25 Nov | 31 Oct – 2 Nov | Private garden, no KFS forecast point. Elevation spread inside the garden staggers the turn; local reporting puts the vivid stretch late Oct to early Nov | Medium |
| Nami Island / Gapyeong | 28 Oct – 8 Nov | 31 Oct – 4 Nov | KFS national ginkgo average 28 Oct; island reports mid-Oct to early Nov, staggered by species | Medium |
| Hallasan / Jeju | 25 Oct – 8 Nov | 1–3 Nov (mid-slope) | KFS: high-elevation oak ~19 Oct, Hallasan maple ~2 Nov. Summit turns first, then works downhill | Medium |
| Naejangsan (Jeongeup, Jeolla) | 2–10 Nov | 4–6 Nov | KFS 2025 map: 6 Nov (direct forecast point) | High |
| Gyeongju (North Gyeongsang) | 1–10 Nov | 4–7 Nov | Interpolated between KFS Songnisan 27 Oct and Gayasan 11 Nov. No dedicated forecast point | Medium–Low |
| Jeonju (North Jeolla) | 2–10 Nov | 5–7 Nov | Lowland city ~60 km north of Naejangsan; tracks the Naejangsan band closely | Medium–Low |
| Busan (South Gyeongsang) | 5–15 Nov | 9–12 Nov | Southernmost major city; KFS Gayasan 11 Nov is the nearest forecast anchor | Low |
How to read this: foliage moves north-to-south and high-to-low. Seoraksan's ridgelines turn roughly two weeks before Busan's street trees. A single trip cannot catch peak everywhere — but a 28 October to 5 November trip catches Seoraksan on the late side, Seoul and Nami dead-on, and Naejangsan on the early side. That nine-day span is the highest-yield window in the calendar.
One exception to all of the above. That nine-day window assumes you are chasing a peak. Hwadamsup, a garden built up a hillside about forty minutes southeast of Seoul, is the one entry on this page that does not have a peak worth chasing — the top and the bottom of it turn weeks apart, so there is colour somewhere inside it from mid-October to late November. If your dates are locked and you are worried about them, that is the place to point at. The trade is the strictest ticketing on this list: garden entry is advance booking only, with no counter at the gate.
Getting there from Seoul: mode, time, and one-way cost
This is where most foliage guides stop being useful. Below is what each region actually costs to reach from central Seoul, one way, per adult, in standard class. Fares verified August 2026.
| Destination | Leave From | Mode & Time | One-Way Fare | Final Leg |
|---|---|---|---|---|
| Seoraksan | Seoul Express Bus Terminal (Lines 3/7/9) | Express bus to Sokcho, 2h20m, 36–46 departures/day | from ₩17,200 | Local bus 7 / 7-1 to Seorak Sogongwon, 24–38 min, ₩1,530 card |
| Odaesan | Seoul Station or Cheongnyangni | KTX Gangneung line to Jinbu (진부·오대산) | under ₩27,600 (the Seoul–Gangneung through fare; Jinbu is two stops short) | Pyeongchang bus 226 to Woljeongsa, ~20 min, roughly 3-hourly. Taxi ₩18,000–22,000 |
| Nami Island | Yongsan Station | ITX-Cheongchun to Gapyeong, ~65 min | ₩6,900 | Gapyeong Tourist Shuttle day pass ₩8,000 (see full cost stack below) |
| Hallasan / Jeju | Gimpo Airport (GMP) | Flight to Jeju (CJU), 1h16m average | LCC lead-in fares from ~US$19–20 in Oct–Nov | Express bus 181 (5·16 Road) to Seongpanak; express fare capped at ₩3,000 |
| Bukhansan | Anywhere in Seoul | Subway Line 3 to Gupabal (Exit 2) + bus 704, or Ui-Sinseol LRT to Bukhansan Ui. 40–60 min | ₩1,650–1,850 total | Bus 704 is card only — no cash accepted |
| Naejangsan | Yongsan Station | KTX to Jeongeup | ₩39,500 | Jeongeup city bus 171 to the park, or taxi |
| Gyeongju | Seoul Station | KTX to Gyeongju, 2h01m fastest, ~29/day | ₩49,300 | Bus 50/51/70 to downtown, ~30 min, every 10–15 min. Taxi ₩15,000–17,000 |
| Jeonju | Yongsan Station | KTX to Jeonju, 1h26m–1h40m, 20+/day | ₩34,400 | Taxi to Hanok Village ₩6,000–8,000 (10–15 min), or bus 12/79/109/119 |
| Busan | Seoul Station or Suseo (Line 3) | KTX 2h15m / SRT from Suseo | KTX ₩59,800 · SRT ₩52,600 | Busan Station connects directly to Metro Line 1 |
| Hwadamsup | Pangyo Station (Line 2, then Gyeonggang Line) | Gangnam to Pangyo ~20 min, Pangyo to Gonjiam ~20 min | Standard subway distance fare | Taxi ~10 min, or Gwangju village bus 9, which terminates at the garden itself |
Two rail notes specific to autumn 2026 — the second one changes every KTX number above. First, Singyeongju Station has been renamed Gyeongju Station — Korail’s booking system now shows “Gyeongju,” but older fare tables and third-party sites still say “Singyeongju.” They are the same station. Second, KTX and SRT merge on 1 September 2026, and on that date KTX fares drop to SRT levels: an average cut of about 10%, applied at once rather than phased in, alongside roughly 116,000 extra seats a week. Seoul–Busan falls from ₩59,800 to ₩54,400. Foliage season falls entirely after the merger, so every KTX fare in the table above is a pre-merger figure and you should expect to pay roughly a tenth less. Bus, subway and ferry fares are unaffected. Korail has not published the full post-merger route table yet, so check your own route at the point of booking.
For the final leg in Jeongeup, Jinbu, and Gyeongju, taxis are often the only sensible option, and rural drivers rarely speak English. Set the destination in a Korean app before you get in — our Korea taxi app guide covers which apps accept foreign cards and how to avoid the standard airport and station overcharges. On navigation generally, do not plan a rural foliage day around Google Maps; it does not do walking or driving directions in Korea. Our breakdown of whether Google Maps works in Korea explains what to install instead.
What each place actually costs on the day
Start with the single most persistent false number in English-language Korea content: Seoraksan does not charge a ₩3,500 admission fee. Korea abolished national park entrance fees on 1 January 2007, and the separate temple cultural-heritage fee (문화재관람료) at Sinheungsa — which is what that ₩3,500 actually was — was abolished on 4 May 2023, along with the fee at 65 Jogye Order temples nationwide. Several major English travel sites, including some official tourism pages, still list it. Do not budget for it, and do not pay it if a booth asks.
Entry is free at Seoraksan, Odaesan, Naejangsan, Bukhansan and Hallasan, and at Woljeongsa, Naejangsa, Bulguksa and Seokguram. What you will actually pay for:
| Item | Adult Price | What You Need To Know |
|---|---|---|
| Seoraksan Gwongeumseong cable car | ₩16,000 round trip (child ₩12,000) | Round trip only — one-way tickets are not sold. No reservations: same-day, on-site purchase only, because weather can stop the cars. The operator publishes hours as a rolling two-day window (today and tomorrow) on its homepage — currently 08:30–17:30. Check the morning you go |
| Naejangsan cable car | ₩11,000 round trip · ₩7,000 one way (child ₩7,000 / ₩5,000) | Standard hours 09:00–18:00 but the operator states these exclude the autumn peak season, which is announced separately — check before you go. Ticket sales close one hour before shutdown. No advance booking; same-day queue only. Buy one way if you intend to walk down: round-trip tickets are non-refundable. Peak-weekend queues of 1–2 hours are documented |
| Nami Island admission | ₩19,000 — or ₩13,000 before 08:00 | Round-trip ferry is already included — you are not charged separately. Adults who buy before 08:00 pay the ₩13,000 concession rate (see below). Teen/senior 70+ ₩16,000, child ₩13,000 |
| Nami Skyline Zipwire | ₩55,000 / ₩58,000 | Also includes island admission and the return ferry — it replaces the ₩19,000 ticket, it is not added to it. 140–200 cm, 35–120 kg |
| Gyeongju Donggung Palace & Wolji Pond | ₩3,000 | Open 09:00–22:00, last ticket 21:30. The best-value night sight in Korea and the one place worth going after dark in foliage season |
| Jeonju Gyeonggijeon Shrine | ₩3,000 | Sep–Oct 09:00–19:00, Nov–Feb 09:00–18:00. Free on the last Wednesday of each month. Hanok Village itself is free |
| Parking (if driving) | ₩4,000–5,000/day | Seoraksan, Odaesan and Naejangsan are flat daily rates. Bukhansan and Hallasan are time-based and cap at ₩13,000/day — a full hiking day hits the cap |
| Hwadamsup admission | ₩11,000 (teen & 65+ ₩9,000, child ₩7,000) | Advance booking only — there is no walk-up window for garden entry. The monorail is a separate ticket: ₩5,000 for one section, up to ₩9,000 for the full circuit. |
The real Nami Island total. Nami's pricing looks simple and then quietly stacks. Arriving by train from Seoul, a single adult pays ₩6,900 (ITX-Cheongchun, Yongsan→Gapyeong) + ₩8,000 (Gapyeong Tourist Shuttle day pass) + ₩19,000 (island entry with ferry) = ₩33,900 one way, ₩40,800 return, before a single coffee. The shuttle was restructured on 2 April 2026 into two loops with a transfer at Petite France, so budget an extra 30–60 minutes if you are combining Nami with the Garden of Morning Calm. If you swap the ferry for the zipwire, the entry ticket is absorbed, not added — so the zipwire day is ₩8,000 + ₩55,000, not ₩8,000 + ₩55,000 + ₩19,000.
The Nami early-bird nobody writes about. Nami sells an "early bird" rate: buy your ticket before 08:00 and board a boat departing before 08:00, and an adult pays the ₩13,000 concession fare instead of ₩19,000 — a ₩6,000 saving, 32% off. It is normally impossible to use, because the first boat is at 08:00. But Nami runs extra autumn sailings from 18 September to 22 November 2026, with a 07:30 first boat every day. During the entire foliage window, the early-bird rate is actually reachable — and it puts you on the island roughly two hours before the day-trip crowd. From April to November the same ₩13,000 rate also applies to tickets bought after 18:31. One caveat: the Gapyeong shuttle does not run that early, so plan a taxi from Gapyeong Station for the 07:30 boat.
Hallasan requires planning, not money. Since 3 May 2025, reservations apply only to the upper summit sections — Seongpanak above Jindallaebat shelter and Gwaneumsa above Samgakbong. Lower sections, including Sara Oreum, are walk-up. Booking is free and opens at 09:00 on the first business day of the preceding month for the entire following month, so a 2 November summit slot opens on 1 October. Miss it and you cannot buy your way in. A no-show without cancelling earns a three-month ban.
What almost no English guide has caught is that the park restructured its reservation slots on 1 December 2025. There are now two entry windows, and they are not evenly stocked:
| Entry Window | Seongpanak | Gwaneumsa |
|---|---|---|
| 05:00–08:00 | 800 places | 400 places |
| 08:01–11:30 | 200 places | 100 places |
Eighty percent of the daily quota sits in the pre-08:00 window. Daily totals are unchanged at 1,000 and 500, but if you book late you are competing for 200 Seongpanak places, not 1,000 — and a foliage-season summit attempt realistically starts in the dark. Then come the hard cut-offs, which strand more people than the reservation system does:
- Seongpanak and Gwaneumsa (summit): Hallasan runs on two seasons only, and October and November are both classified as winter (동절기, October–March). In both months you must be past the shelter by 11:30 and off the summit by 13:30. Rangers enforce this at the shelters.
- Trails open for entry from 05:00.
- Gwaneumsa is closed above Samgakbong until 30 September 2026 for rockfall-prevention work — but it reopens on 1 October, in time for the entire foliage window. Until then the summit is reachable only via Seongpanak. Confirm on the reservation site before booking.
- The non-summit trails — Eorimok, Yeongsil, Donnaeko — need no reservation, but the park publishes their seasonal cut-offs only for the season in progress. As of August 2026 only the summer times are posted. Check the official trail page in early October rather than trusting a number copied from a blog.
- Parking fills. Seongpanak's lot holds 156 cars. There is a free 199-space overflow lot on the 5·16 Road near Jeju International University with a shuttle connection — use it on peak weekends.
- Getting there without a car: bus 181 runs from Jeju Airport to Seongpanak in about 35 minutes (first 06:10, last 22:29, every 30–45 min). Gwaneumsa has no direct service from the airport or terminal — take 281 and transfer to 475. For Yeongsil, bus 240 leaves Jeju city intercity terminal, takes 50 minutes, and still leaves you a 45-minute walk from the ticket office to the trailhead.
Crowd avoidance: the 2026 calendar math
Korea's foliage season is domestic-tourism high season, and the difference between a Tuesday and a Saturday at Naejangsan is not marginal — it is the difference between walking and queueing for two hours. Here is how the 2026 calendar actually falls, and it contains one piece of good news that almost nobody has noticed.
October's public holidays land before peak foliage this year. The 2026 October holidays are Gaecheonjeol on Saturday 3 October, with a substitute holiday on Monday 5 October, and Hangeul Day on Friday 9 October — producing two consecutive three-day weekends, 3–5 October and 9–11 October. Chuseok already passed on 24–26 September. Cross-reference those dates against the table above: every one of them falls before peak in every region listed.
The practical consequence is a trap and an opportunity at once. The trap: Sokcho and Gapyeong accommodation will price at holiday rates across both October long weekends, and domestic travellers will fill the mountains — but the trees will still be mostly green, especially below the ridgelines. Paying peak-holiday rates on 9–11 October buys you crowds without colour. The opportunity: because the holidays are spent, the actual peak weeks contain no public holidays at all. Once you are past 11 October, the only crowd variable left is the weekend.
Which makes the plan simple. Avoid these three Saturdays — 24 October, 31 October, 7 November — plus the Sundays either side. Those are the domestic day-trip crush dates for Seoraksan, Seoul/Nami, and Naejangsan respectively. Target Tuesday, Wednesday or Thursday inside your region's window and you will see the same trees with a fraction of the people.
Three more specifics worth knowing:
- Seoraksan cable car: because there is no reservation system, the only lever you have is arrival time. Cars run every five minutes when busy, but demand outstrips that on peak weekends. Be at the ticket window when it opens.
- Naejangsan: the park runs a free shuttle from Naejangho Parking Lot to Wolryeong Bridge during foliage season — in 2024 it ran 19 October to 17 November, weekends and peak days, extended to 08:00 starts during the busiest stretch. The 2026 dates are announced by the park office in early October. There is no private-car ban, despite what some blogs claim, but the road congestion is real enough that the shuttle is the faster choice.
- Bukhansan: no reservation and no fee, but the park operates a seasonal designated-entry-time system (입산시간지정제) and rangers do turn back late arrivals at trailheads. Start early, particularly for Baegundae.
If your window slips and the mountains are still green, the fallback that works is going indoors and inland. Jeonju and Gyeongju both hold their colour later than the mountains, and their covered markets are at their best in early November — see our Korea traditional market guide for what to order and what to pay.
Weather, daylight, and what to actually pack
The reason the foliage keeps arriving late is the same reason your packing list needs rethinking. Korea's October is warming: the KMA's three-month outlook this year assigns a 65–85% probability to above-normal temperatures from August through October, with a 50% chance October exceeds its 13.9–14.7°C national average. Summer is measurably lengthening — heatwave onset has moved 10–30 days earlier over the past decade, and tropical nights now end 10–20 days later in the south and on Jeju.
What that means on the ground:
- Layers, not a coat. A Seoul afternoon in late October can hit 20°C while Seoraksan's ridgeline at dawn sits near freezing. The delta between city and mountain is larger than the delta between October and November.
- Foliage needs cold to happen. Leaves turn when minimum temperatures drop below 5°C with a wide daily range. A warm, flat-temperature week does not just delay colour — it dulls it. If the ten-day forecast before your trip shows mild nights, expect muted colour rather than a postponed peak.
- Peak windows are getting shorter. The National Institute of Forest Science notes that as the season shifts later it also compresses. A three-day miss now costs more than it did a decade ago.
- Rain is the real risk, not cold. One heavy autumn rain plus wind strips a mountain in a day. Build a buffer day into any single-destination foliage trip.
- Daylight is the binding constraint on Jeju. The Hallasan cut-offs above are not suggestions and are enforced at ranger checkpoints.
Frequently Asked Questions
When exactly should I book my flights for Korea's 2026 fall foliage?
If you can only take one trip, target arrival around 27 October and departure around 6 November. That span catches Seoraksan late-peak, Seoul and Nami at peak, and Naejangsan and Jeonju coming in. If you must go earlier, 22–30 October is Gangwon-focused. Later than 10 November and you are down to Busan and the far south.
Is "Seoraksan peaks on 17 October" wrong?
It is a real number used incorrectly. 17 October is the KMA's 1991–2020 thirty-year average. The actual observed peak in 2024 was 29 October, the latest since records began in 1985, and the Korea Forest Service forecast 25 October for 2025. Treat 17 October as a historical baseline, not a booking date.
When does the official 2026 forecast come out?
The Korea Forest Service releases its Forest Foliage Prediction Map in the last week of September or the first days of October — the 2025 edition came out on 1 October 2025. Separately, the KMA's live mountain foliage status page goes live for the season around September and tracks 21 major mountains in near real time. Book your flights off the windows above, then use those two sources to fine-tune day trips once you are in the country.
Do I have to pay to enter Korea's national parks?
No. Entrance fees were abolished on 1 January 2007, and the separate temple cultural-heritage fees at 65 major temples — including Sinheungsa at Seoraksan and Woljeongsa at Odaesan — were abolished on 4 May 2023. The ₩3,500 Seoraksan "admission fee" still printed on several English travel sites has not been charged for over three years. You pay for parking, cable cars, and nothing else.
Is the Korea Rail Pass worth buying for a foliage trip?
Usually not. A three-day pass costs ₩165,000, but a Seoul–Gyeongju–Busan–Seoul run totals about ₩120,100 in point-to-point fares. Break-even requires roughly ₩55,000 of long-distance KTX on every single pass day, which a foliage itinerary — with one to three nights per stop — does not sustain. It gets worse after the September 2026 KTX fare reduction, and it covers none of the Seoraksan bus, the Jeju flight, or any subway.
Can I see good foliage without leaving Seoul?
Yes, and it is underrated. Bukhansan is inside the city, reachable for under ₩2,000 on public transport, free to enter, and peaks around 28 October to 6 November — later than Seoraksan, which means a Seoul-only trip in early November is better timed than a Gangwon trip in the same week. The trade-off is crowds: it is a national park inside a city of nine million.
Basing yourself in Seoul this fall? Gyeongbokgung runs two different evening programs in September and October — see which one to book before your dates fill up.
Do I need a reservation to hike Hallasan?
Only for the summit sections of the Seongpanak and Gwaneumsa trails. It is free, capped at 1,000 and 500 hikers per day, and opens at 09:00 on the first business day of the preceding month. Book the 05:00–08:00 window if you can: since December 2025 it holds 800 of Seongpanak's 1,000 places, leaving only 200 for the later slot. Everything below the shelters, plus Eorimok, Yeongsil and Donnaeko, is walk-up. The cut-off times matter more than the reservation — 11:30 entry and 13:30 descent for the summit routes in both October and November.
Is the Gwaneumsa trail closed in 2026?
Only until 30 September. The park is replacing rockfall barriers and decking between Samgakbong and Baengnokdam, and has suspended summit reservations on that route from 1 August to 30 September 2026. It reopens on 1 October, before foliage peaks anywhere on Jeju. During the closure the summit is reachable via Seongpanak only, and the lower Gwaneumsa section up to Samgakbong shelter stays open.
What does a Nami Island day trip really cost?
₩33,900 one way from Seoul for one adult: ₩6,900 train, ₩8,000 shuttle day pass, ₩19,000 island entry with the round-trip ferry included. Round trip, ₩40,800 before food. Buy your ticket before 08:00 during the autumn extended-sailing period and the entry drops to ₩13,000, cutting the one-way total to ₩27,900. The zipwire at ₩55,000 includes island entry and the return ferry, so it substitutes for the ₩19,000 ticket rather than adding to it.
What if I book the wrong week and everything is still green?
Move south and go lower. Foliage runs roughly two weeks late in Busan compared with Seoraksan, and lowland cities lag their nearby mountains. A same-day KTX to Jeonju or Gyeongju is usually available, and both hold colour into the second week of November.
Is there anywhere that forgives a badly timed trip?
Hwadamsup, near Konjiam southeast of Seoul. Because the garden climbs a mountainside, the maples at the top finish while the ones at the entrance are still coming in, which stretches the season to roughly six weeks instead of one. It is the safest single booking on this page if your dates cannot move. The catch is that you cannot buy a ticket on arrival — garden admission is sold in advance only. Our full Hwadamsup guide covers the booking process, the monorail fares and every route from Seoul.
Sources
- Korea Forest Service — Forest Foliage Prediction Map press archive
- Businesskorea — Korea Forest Service 2025 Foliage Prediction Map
- Korea Meteorological Administration — Autumn Foliage Observation tracker
- Korea Meteorological Administration — press release, Seoraksan first foliage 2 October 2025
- Hankyung — Seoraksan peaked 29 October 2024, the latest since records began in 1985
- YTN — National Institute of Forest Science optimal viewing dates
- Hallasan National Park — Seongpanak trail hours and cut-off times
- Hallasan National Park — Gwaneumsa trail hours and cut-off times
- Hallasan National Park — official reservation guide
- Korea National Park Service — Bukhansan timed-entry system
- Seorak Cable Car — official visitor guide, fares and operating hours
- Naejangsan Cable Car — official fares and operating hours
- Nami Island — official admission pricing
- Nami Island — official ferry sailing schedule
- Newsis — temple heritage admission fees abolished at 65 temples, 4 May 2023
- Seoul Economic Daily — KTX and SRT merge 1 September 2026, fares cut about 10%
- MoneyToday — KMA three-month outlook, above-normal temperatures through October
- Newsis — Yangsan hits 42.5°C, a national record, 2 August 2026
Written by a Seoul-based global business owner. Follow more verified, no-fluff Korea travel guides at SeoulCut.com.
Written by Seoul Cut, a global trade professional with 20 years of experience across Europe & Asia. I share practical, zero-tourist-trap guides to Korea drawn from years of hosting international visitors.
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