May is by far the best month, wherein you can get cheapest flights for Chiang Mai to Seoul. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Chiang Mai
21:30
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
10:55
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
21:15
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
10:35
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
23:30
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
10:35
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
20:50
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
10:00
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
16:10
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
10:55
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
22:30
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
10:00
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
15:40
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
07:00
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
18:50
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
15:25
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
23:05
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
11:35
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
10:30
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
01:40
Seoul
Incheon International Airport
Fri, 05 Jun 2026

Chiang Mai
10:30
Chiang Mai
Chiang Mai International Airport
Thu , 04 Jun 2026

Seoul
21:35
Seoul
Incheon International Airport
Thu, 04 Jun 2026










Flying from Chiang Mai to Seoul has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Chiang Mai to Seoul is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Chiang Mai International Airport (CNX) and Incheon International Airport (ICN). You can expect a flight distance of approximately 3382 km, and most direct services cover it in around 15:47.
Let’s take a closer look at everything you need to know before booking your flight from Chiang Mai to Seoul.
| Flight Details | Information |
|---|---|
| Route Distance | 3382 km |
| Average Flight Time | 15:47 hrs |
| Departure Airport | Chiang Mai International Airport (CNX) |
| Arrival Airport | Incheon International Airport (ICN) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | YES |
| Common Airlines | Thai Lion Air, Thai Air Asia, Thai Vietjet Air, China Eastern Airlines |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.