Chiang Mai to Seoul

1 ways to travelfastest 5h 25mfly from €110
Photo: Yohan Cho / Unsplash

How the cheapest fare moved

Aug 20: €116 €116 Aug 14 Aug 20 low €110 · high €164

Departure-day prices · March 2024 Chiang Mai → Seoul

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Return-day prices · March 2024 Seoul → Chiang Mai

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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: Sep — fares from €110 and ~26°C daytime.

Flights from Chiang Mai to Seoul start around €110 (direct flights available). Range seen recently: €110–153, based on 7 fares found by travellers.

Fly (from €110)
5h 25mduration
€110–153recent fares
Book
Cheapest cached fares Chiang Mai → Seoul; direct flights available (e.g. BX). · Based on 7 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 1 – Oct 8 Jeju Air · Direct · 5h 30m €221 Book
Sep 15 – Sep 22 Thai Vietjet Air · 1 stop · 7h 00m €290 Book
Oct 15 – Oct 16 Air Busan · Direct · 5h 25m €310 Book
Aug 30 – Aug 31 Nok Air · 1 stop · 6h 50m €311 Book

Weather in Seoul

Fri 🌦️ 24° 23° 💧100%
Sat 🌦️ 26° 23° 💧98%
Sun 🌦️ 31° 23° 💧38%
Mon 🌦️ 31° 25° 💧48%
Tue ⛈️ 29° 25° 💧55%
Wed ⛈️ 28° 24° 💧51%
Thu 🌦️ 27° 25° 💧49%

In Mar, Seoul typically sees ~14°C daytime highs and 3 rainy days.

Where to stay in Seoul

3★+ hotels from €121/night (40 hotels sampled, ~3 weeks out).

Arirang Hill Hotel Dongdaemun hotel · Seoul
from €121/night★ 4
Klaven Hotel Myeongdong City Hall hotel · Seoul
from €148/night★ 3
Nine Tree by Parnas Seoul Insadong hotel · Seoul
from €150/night★ 4

Good to know

Time difference+2h
Time in the air5h 25m

Things to do in Seoul

Top-rated tours and tickets from €57 — 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 Chiang Mai

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 2026-08-20. Some links earn Stayonomy a commission at no cost to you.