Festival calendar

Expected in September 2027, dates not yet announced

• Not announced as of 19 October 2026. SprChangdeokgung Moonlight Tour — Two seasons a year, Thursday to Sunday evenings: spring from mid-April to late May or mid-June (11 Apr–2 Jun 2024, 10 Apr–15 Jun 2025, 16 Apr–31 May 2026) and autumn from early September to October or early November (12 Sep–10 Nov 2024, 4 Sep–26 Oct 2025, 10 Sep–17 Oct 2026). First held in 2010.
• August 2027 (23rd edition). Asia KyungjeJecheon International Music & Film Festival — Six days in late summer, Thursday to Tuesday. From 2005 to 2023 the festival was held in August (10–15 August 2023); it moved to early September for 2024–2026 (5–10 Sep 2024, 4–9 Sep 2025, 3–8 Sep 2026). Asia Kyungje reported in July 2026 that it plans to open in August, the summer holiday season, again in 2027.
• Nine days in the first half of SeptemberMuju Firefly Festival — Nine days from a Friday or Saturday in late August or early September (2024: late Aug–early Sep; 2025: 6–14 Sep; 2026: 4–12 Sep). The 2026 programme and firefly-tour booking details were announced on 20 August; tours are booked online only and sell out fast.
• Late August 2027, most likely a ThursdayYeongdong Grape Festival — Four days, Thursday to Sunday, in the last week of August: 24–27 Aug 2023, 29 Aug–1 Sep 2024 and 27–30 Aug 2026. In 2025 it moved to 18–21 September because the Yeongdong World Gugak Expo was using the festival plaza. The 2026 dates were reported by late July.
• Late September to early October 2027, moAndong Maskdance Festival — Ten or eleven days from the last week of September to the first Sunday of October (2024: 27 Sep–6 Oct; 2025: 26 Sep–5 Oct; 2026: 24 Sep–4 Oct, with the opening parade and ceremony on the second day, 25 Sep). The 2026 dates and advance-ticket sale were announced on 18 August.
• Late September to mid-October 2027, nineBaekje Cultural Festival — Nine or ten days from late September to mid-October, held at the same time in Buyeo and Gongju (2024: 28 Sep–6 Oct; 2025: 3–12 Oct, ten days over Chuseok; 2026: 3–11 Oct). The 2024 program was confirmed in late August; expect 2027 dates by late summer.
• Ten days between mid-September and mid-OBusan International Film Festival — Ten days in early to mid October, opening midweek (2–11 Oct 2024, 6–15 Oct 2026); the 30th edition moved forward to 17–26 September 2025. Tickets go on sale online in September, a few weeks before opening (5 and 9 Sep in 2025; 17 and 21 Sep in 2026).
• Five days in late September or the firstCheonan World Dance Festival — Five days in the last week of September or first week of October (2024: 25–29 Sep; 2025: 24–28 Sep; 2026: 1–5 Oct). The 2026 dates were public by mid-August.
• Autumn 2027 if the series continues: theChilgok Transmedia Festival — Autumn, for a month or more: the 1st edition ran 6 Oct–5 Nov 2023 and the 4th runs 15 Sep–25 Oct 2026 (41 days). The 2024 and 2025 editions (2nd and 3rd by the numbering) could not be dated. The theme and the venues change from one edition to the next.
• Late September to late October 2027 if tEX Pumpkin Night — About a month in autumn, covering Chuseok and Halloween: 2–31 October in 2021 (as Lumina Happy Halloween), from 23 September in 2023 (Lumina Neon Carnival) and 24 September–24 October in 2026. The park has run an autumn night event in Hwarang Forest every year it was checked since 2021; the name and theme change from year to year.
• Ten or eleven days from late September tGeumsan World K-Insam Festival — Ten or eleven days from late September to mid-October, opening on a Friday or a public holiday (2024: 3–13 Oct, from Thursday 3 Oct, National Foundation Day; 2025: 19–28 Sep; 2026: 2–11 Oct). The festival foundation's board set the 2026 dates on 11 December 2025 and the programme was announced on 30 September 2026, so expect the 2027 dates around December 2026.
• Not announced as of 19 October 2026. RecGyeongbokgung Starlight Tour — An autumn season of about three to eight weeks between early September and early November, Wednesday to Sunday (11 Sep–6 Oct 2024, 15 Oct–2 Nov 2025, 2 Sep–24 Oct 2026); some years add a spring season (2 Apr–17 May 2025). First held in 2016.
• Ten days, from a Friday to the Sunday ofHyoseok Culture Festival — Ten days in early to mid September, from a Friday to the Sunday of the following week, timed to the buckwheat bloom (6–15 Sep 2024, 5–14 Sep 2025, 4–13 Sep 2026). First held in 1999; Pyeongchang County announced the programme in late August in 2024 and 2025.
• A weekend in September or October 2027, Icheon Pet Festival — A weekend in autumn at Icheon Ceramic Art Village (Yes Park): one day on 28 Oct 2023 (as the Icheon Healing Pet Fair), 13–14 Sep 2025 and 24–25 Oct 2026. The 2024 dates were not verified.
• Four days in late September or early OctJeongseon Arirang Festival — Four days in late September or early October: 2–5 Oct 2024 (Wed–Sat), 25–28 Sept 2025 (Thu–Sun) and 1–4 Oct 2026 (Thu–Sun). The 2026 dates were already public in late January 2026.
• Weekends and public holidays from early Namhansanseong Autumn Festa — Weekends and public holidays from late August or early September to late October or the first days of November, including the Chuseok holiday: 19 Aug–5 Nov 2023, 1 Sep–27 Oct 2024, 5 Sep–2 Nov 2025, 5 Sep–25 Oct 2026. Gyeonggi Province has announced it in late August each year.
• Three days, Friday to Sunday, between laSeogwipo Chilsimni Festival — Three days, Friday to Sunday, between late September and late October: 2–4 Oct 2015 (with an eve event on 1 Oct), 27–29 Sep 2019, 17–19 Oct 2025 and 23–25 Oct 2026. Held every year, by its numbering: the 21st edition was in 2015 and the 31st in 2025.
• Late September to mid October 2027, probSeosan Haemieupseong Festival — Three or four days around a weekend in late September or early to mid October (6–8 Oct 2023, 2–5 Oct 2024, 26–28 Sep 2025, 9–11 Oct 2026). First held in 2000; not held in 2006, when the fortress was under restoration. The dates are usually announced in late summer, with the programme presented at a press briefing in early September.
• A Saturday between early September and mSeoul International Fireworks Festival — One Saturday evening in early autumn: 8 Oct 2022, 7 Oct 2023, 5 Oct 2024, 27 Sep 2025 and 5 Sep 2026, when Hanwha moved it three weeks earlier to avoid the Chuseok holiday and suit overseas visitors. Hanwha announces the date between early August and early September.
• Late September to early November 2027 ifSeoul Music Festival — One to four days in autumn, between late September and early November: 13–16 Oct 2022, 22–24 Sep 2023, 27–29 Sep 2024, 1–2 Nov 2025 and 24 Oct 2026 (one day). First held 28 Sep–6 Oct 2019 on Gwanghwamun Square; not held in person in 2020 and 2021.
• Late September to mid-October 2027, eighSuwon Hwaseong Cultural Festival — Late September to mid-October, now eight days with the royal procession on a weekend: 4–6 Oct 2024, 27 Sep–4 Oct 2025, 4–11 Oct 2026. Programs and ticket sales are published in late August to mid-September.
• Not announced as of 19 October 2026. TheUlsan Whale Festival — Four days, Thursday to Sunday, in late September or mid-October in recent years: 26–29 September 2024, 25–28 September 2025 and 15–18 October 2026. The month has moved before: the festival was held in spring until 2017, on 5–8 July in 2018, on 13–16 October in 2022 after a pandemic break, and on 11–14 May in 2023.
• Autumn 2027 if the city holds a third edSeoul Petlympic — A weekend in autumn on Peace Plaza in World Cup Park: 20–21 September 2025 (the first edition, announced as Seoul's first dog sports competition) and 24–25 October 2026 (the second, the first under the Petlympic name).