How the cheapest fare moved
Sep 27: €346 €346
Sep 25
Sep 27
low €164 · high €346
Departure-day prices · August 2030 Ulaanbaatar → Jeju
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Return-day prices · August 2030 Jeju → Ulaanbaatar
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Best time to visit Jeju — climate Jan: ~8°C daytime, 14 rainy days
8°
Jan Feb: ~7°C daytime, 15 rainy days
7°
Feb Mar: ~13°C daytime, 12 rainy days
13°
Mar Apr: ~16°C daytime, 8 rainy days
16°
Apr May: ~19°C daytime, 10 rainy days
19°
May Jun: ~23°C daytime, 13 rainy days
23°
Jun Jul: ~29°C daytime, 14 rainy days
29°
Jul Aug: ~29°C daytime, 14 rainy days
29°
Aug Sep: ~28°C daytime, 17 rainy days
28°
Sep Oct: ~23°C daytime, 17 rainy days
23°
Oct Nov: ~16°C daytime, 10 rainy days
16°
Nov Dec: ~13°C daytime, 10 rainy days
13°
Dec Best value: Nov — fares from €164 and ~16°C daytime.
Flights from Ulaanbaatar to Jeju start around €164 (typically 1 stop). Range seen recently: €164–257, based on 6 fares found by travellers.
Fly (from €164)
4h 25m duration
€164–257 recent fares
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Cheapest cached fares Ulaanbaatar → Jeju; typically 1 stop (e.g. 7C). · Based on 6 fares found by travellers in the last 48h
Cheapest round trips to Jeju Fares found by travellers in the last 48 hours — refreshed daily.
Jan 24 – Jan 31
MIAT Mongolian Airlines · 1 stop · 4h 35m
€394
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Feb 15 – Feb 17
MIAT Mongolian Airlines · 1 stop · 4h 35m
€438
Book
Feb 15 – Mar 3
MIAT Mongolian Airlines · 1 stop · 4h 35m
€438
Book
Feb 15 – Mar 14
MIAT Mongolian Airlines · 1 stop · 4h 35m
€472
Book
Apr 7 – Apr 7
MIAT Mongolian Airlines · 1 stop · 4h 50m
€568
Book
Feb 15 – Mar 2
Korean Air · 1 stop · 4h 20m
€622
Book
Weather in Jeju
Sun
🌦️
25°
22°
💧96%
Mon
🌦️
24°
21°
💧78%
Tue
☁️
23°
20°
💧24%
Wed
🌤️
24°
20°
💧9%
Thu
🌦️
23°
20°
💧55%
Fri
☁️
20°
18°
💧2%
Sat
☁️
21°
19°
💧8%
Where to stay in Jeju 3★+ hotels from €72/night (20 hotels sampled, ~3 weeks out).
Gloucester Hotel Hamdeok
hotel · Jeju
from €72/night ★ 4
Hanwha Resort Jeju
hotel · Jeju
from €80/night ★ 4
Grim Resort
hotel · Jeju
from €83/night ★ 3
Good to know Time difference +1h
Time in the air 4h 20m
Things to do in Jeju Top-rated tours and tickets from €46 — book ahead for the popular ones.
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).
Popular from Ulaanbaatar Cheapest destinations travellers searched recently — refreshed daily.
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 2026-09-27. Some links earn Stayonomy a commission at no cost to you.
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