Ulaanbaatar to Seoul

1 ways to travelfastest 3h 10mfly from €137
Photo: Yohan Cho / Unsplash

How the cheapest fare moved

Aug 1: €139 €139 Jul 25 Aug 1 low €139 · high €203

Departure-day prices · April 2026 Ulaanbaatar → Seoul

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Return-day prices · April 2026 Seoul → Ulaanbaatar

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Best time to visit Seoul — climate

Jan: ~2°C daytime, 4 rainy days JanFeb: ~2°C daytime, 2 rainy days FebMar: ~12°C daytime, 8 rainy days 12° MarApr: ~17°C daytime, 6 rainy days 17° AprMay: ~22°C daytime, 9 rainy days 22° MayJun: ~28°C daytime, 13 rainy days 28° JunJul: ~32°C daytime, 14 rainy days 32° JulAug: ~31°C daytime, 16 rainy days 31° AugSep: ~26°C daytime, 11 rainy days 26° SepOct: ~19°C daytime, 14 rainy days 19° OctNov: ~12°C daytime, 2 rainy days 12° NovDec: ~3°C daytime, 9 rainy days Dec

Best value: Oct — fares from €137 and ~19°C daytime.

Flights from Ulaanbaatar to Seoul start around €137 (direct flights available). Range seen recently: €137–181, based on 22 fares found by travellers.

Fly (from €137)
3h 10mduration
€137–181recent fares
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Cheapest cached fares Ulaanbaatar → Seoul; direct flights available (e.g. 7C). · Based on 22 fares found by travellers in the last 48h

Cheapest round trips to Seoul

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

Oct 8 – Oct 22 Jeju Air · Direct · 3h 15m €241 Book
Oct 6 – Oct 20 Jeju Air · Direct · 3h 15m €252 Book
Sep 28 – Oct 18 Jeju Air · Direct · 3h 15m €254 Book
Oct 6 – Oct 15 Jeju Air · Direct · 3h 15m €259 Book
Oct 25 – Nov 3 Jeju Air · Direct · 3h 10m €260 Book
Oct 22 – Oct 29 Jeju Air · Direct · 3h 15m €261 Book
Oct 6 – Oct 18 Jeju Air · Direct · 3h 15m €261 Book

Weather in Seoul

Sat 🌦️ 33° 25° 💧100%
Sun ☁️ 33° 26° 💧0%
Mon 🌤️ 35° 25° 💧24%
Tue 🌦️ 37° 27° 💧45%
Wed 🌦️ 35° 28° 💧49%
Thu ☀️ 36° 27° 💧11%
Fri ☀️ 38° 26° 💧25%

In Apr, Seoul typically sees ~17°C daytime highs and 6 rainy days.

Where to stay in Seoul

3★+ hotels from €145/night (40 hotels sampled, ~3 weeks out).

ibis Styles Ambassador Seoul Myeong-dong hotel · Seoul
from €145/night★ 4
Shilla Stay Mapo Hongdae hotel · Seoul
from €146/night★ 4
Shilla Stay Seodaemun Seoul Station hotel · Seoul
from €148/night★ 4

Good to know

Time difference+1h
Time in the air3h 10m

Things to do in Seoul

Top-rated tours and tickets from €56 — book ahead for the popular ones.

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

About Seoul

Seoul (서울) is the capital of South Korea. With a population of over 9 million (with over 20 million in the wider metropolitan area), Seoul is by far South Korea's largest city and one of East Asia's financial and cultural centers. A fascinating blend of ancient traditions and cutting-edge digital technology, home to endless street food vendors and vast nightlife districts, an extraordinarily high-pressure educational system and serene Buddhist temples, a dynamic trend-setting youth culture and often crushing conformism, extraordinary architectu…

Read the full Seoul guide

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

Round out the trip

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 2026-08-01. Some links earn Stayonomy a commission at no cost to you.