Gunsan to Jeju

1 ways to travelfastest 1h 00mfly from €26
Photo: Red Shuheart / Unsplash

When is it cheapest to fly?

Aug: from €26 — show this month's calendar €26 AugSep: from €36 — show this month's calendar €36 Sep

How the cheapest fare moved

Aug 6: €26 €26 Aug 2 Aug 6 low €26 · high €41

Departure-day prices · September 2026 Gunsan → Jeju

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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.

Return-day prices · September 2026 Jeju → Gunsan

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Best time to visit Jeju — climate

Jan: ~8°C daytime, 14 rainy days 8° JanFeb: ~7°C daytime, 15 rainy days 7° FebMar: ~13°C daytime, 12 rainy days 13° MarApr: ~16°C daytime, 8 rainy days 16° AprMay: ~19°C daytime, 10 rainy days 19° MayJun: ~23°C daytime, 13 rainy days 23° JunJul: ~29°C daytime, 14 rainy days 29° JulAug: ~29°C daytime, 14 rainy days 29° AugSep: ~28°C daytime, 17 rainy days 28° SepOct: ~23°C daytime, 17 rainy days 23° OctNov: ~16°C daytime, 10 rainy days 16° NovDec: ~13°C daytime, 10 rainy days 13° Dec

Best value: Aug — fares from €26 and ~29°C daytime.

Flights from Gunsan to Jeju start around €26 (direct flights available). Range seen recently: €26–26, based on 1 fares found by travellers.

Fly (from €26)
1h 00mduration
€26–26recent fares
Book
Cheapest cached fares Gunsan → Jeju; direct flights available (e.g. LJ). · Based on 1 fares found by travellers in the last 48h

Cheapest round trips to Jeju

Fares found by travellers in the last 48 hours — refreshed daily.

Aug 21 – Aug 23 Jin Air · Direct · 1h 00m €80 Book
Aug 13 – Aug 16 Jin Air · Direct · 1h 00m €121 Book
Aug 13 – Aug 17 Jin Air · Direct · 1h 00m €127 Book
Aug 14 – Aug 16 Jin Air · Direct · 1h 00m €133 Book

Weather in Jeju

Fri 🌦️ 30° 27° 💧86%
Sat 🌦️ 30° 28° 💧96%
Sun 🌦️ 28° 27° 💧92%
Mon 🌦️ 29° 26° 💧73%
Tue 🌦️ 27° 26° 💧75%
Wed ☁️ 29° 25° 💧59%
Thu ⛈️ 28° 27° 💧47%

In Sep, Jeju typically sees ~28°C daytime highs and 17 rainy days.

Where to stay in Jeju

3★+ hotels from €29/night (34 hotels sampled, ~3 weeks out).

Fantastic Ocean View Sydney Hotel hotel · Jeju
from €29/night★ 3
See availability
Harbor Hotel hotel · Jeju
from €42/night★ 3
See availability
Hotel Shalom Jeju hotel · Jeju
from €45/night★ 4
See availability

Good to know

Time differenceSame time zone
Time in the air1h 00m

Things to do in Jeju

Top-rated tours and tickets from €26 — book ahead for the popular ones.

from €97
Small Group Tour in East Jeju Healing Island w/Woman Divers Show★ 5.0 (53)
from €97
Small Group Tour in South Jeju Healing Island w/Mt. Halla & Falls★ 5.0 (53)
from €106
Jeju BTS & K-drama Fans Small Group Tour incl. Snoopy Garden★ 5.0 (37)
from €167
Full Day 12 hours whole Jeju Island private flexible tour★ 5.0 (32)
from €220
Private Tour in Jeju Island All Inclusive with Lunch★ 5.0 (27)
from €26
Jeju Island South Unesco Mt Halla One day Bus Tour★ 5.0 (21)

Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.

About Jeju

Jeju Island (제주도,濟州島 and formerly romanized as Cheju) is an island off the southern coast of South Korea in the Korea Strait. Korea's largest island and a popular vacation spot and honeymoon destination for Koreans and Chinese, it is crowded with tourists all-year round. The main town and capital is Jeju City.

Read the full Jeju guide

Guide content from Wikivoyage contributors (CC BY-SA).

Round out the trip

eSIM for JejuData from the moment you land — no roaming bills. Rent a car in JejuCompare local and international rental desks. Airport transferFixed-price pickup waiting at arrivals. Travel insuranceMedical + luggage cover from a few €/day.

Popular from Gunsan

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Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo; exchange rates: ECB reference. Data updated 2026-08-07. Some links earn Stayonomy a commission at no cost to you.