All airlines flying from Chiang Mai (CNX) to Seoul Incheon (ICN).

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FLIGHT SCHEDULE
Direct Flights:
Mon,Wed,Fri-Sun 21:40 Chiang Mai (CNX) 04:45 Seoul Incheon (ICN) 2 Jin Air LJ 10 Non-stop Boeing 737 MAX 8 (7M8) 5:05 Effective 2026-01-02 through 2026-03-02 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 21:45 Chiang Mai (CNX) 05:05 Seoul Incheon (ICN) 2 Jin Air LJ 10 Non-stop Boeing 737-800 (738) 5:20 Effective 2026-06-05 through 2026-06-22 The flight arrives 1 day after departure.
Daily 21:45 Chiang Mai (CNX) 05:05 Seoul Incheon (ICN) 2 Jin Air LJ 10 Non-stop Boeing 737-800 (738) 5:20 Effective 2026-06-23 through 2026-08-24 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 21:45 Chiang Mai (CNX) 05:05 Seoul Incheon (ICN) 2 Jin Air LJ 10 Non-stop Boeing 737-800 (738) 5:20 Effective from 2026-08-27 The flight arrives 1 day after departure.
Tue,Thu 22:05 Chiang Mai (CNX) 04:55 Seoul Incheon (ICN) 2 Jin Air LJ 10 Non-stop Boeing 737 MAX 8 (7M8) 4:50 Valid until 2026-02-05 The flight arrives 1 day after departure.
Tue,Thu 22:05 Chiang Mai (CNX) 04:55 Seoul Incheon (ICN) 2 Jin Air LJ 10 Non-stop Boeing 737 MAX 8 (7M8) 4:50 Effective 2026-02-12 through 2026-02-19 The flight arrives 1 day after departure.
Thu 22:05 Chiang Mai (CNX) 04:55 Seoul Incheon (ICN) 2 Jin Air LJ 10 Non-stop Boeing 737 MAX 8 (7M8) 4:50 Operates only on 2026-02-26 The flight arrives 1 day after departure.
Daily 21:25 Chiang Mai (CNX) 04:30 Seoul Incheon (ICN) 1 T'way Air TW 50 Non-stop Boeing 737-800 (738) 5:05 Valid until 2026-03-02 The flight arrives 1 day after departure.
Daily 21:50 Chiang Mai (CNX) 05:30 Seoul Incheon (ICN) 1 Eastar Jet ZE 518 Non-stop Boeing 737-800 (738) 5:40 Valid until 2026-03-28 The flight arrives 1 day after departure.
Wed,Thu,Sat,Sun 23:55 Chiang Mai (CNX) 07:10 Seoul Incheon (ICN) 1 Eastar Jet ZE 518 Non-stop Boeing 737-800 (738) 5:15 Effective from 2026-03-29 The flight arrives 1 day after departure.
Daily 00:15 Chiang Mai (CNX) 07:05 Seoul Incheon (ICN) 2 Korean Air KE 684 Non-stop Airbus A330-300 (333) 4:50 Effective 2026-01-02 through 2026-03-29
Daily 00:15 Chiang Mai (CNX) 07:05 Seoul Incheon (ICN) 2 Korean Air KE 684 Non-stop Airbus A330-300 (333) 4:50 Effective from 2026-10-26
Daily 00:45 Chiang Mai (CNX) 07:30 Seoul Incheon (ICN) 1 Jeju Air 7C 2516 Non-stop Boeing 737 MAX 8 (7M8) 4:45 Effective 2026-01-02 through 2026-03-03
Mon,Thu,Fri,Sun 00:45 Chiang Mai (CNX) 07:30 Seoul Incheon (ICN) 1 Jeju Air 7C 2516 Non-stop Boeing 737 MAX 8 (7M8) 4:45 Effective 2026-03-05 through 2026-03-27
Wed,Thu,Sat,Sun 23:00 Chiang Mai (CNX) 06:30 Seoul Incheon (ICN) 1 Jeju Air 7C 2516 Non-stop Boeing 737-800 (738) 5:30 Effective 2026-03-29 through 2026-07-16 The flight arrives 1 day after departure.
Daily 23:00 Chiang Mai (CNX) 06:30 Seoul Incheon (ICN) 1 Jeju Air 7C 2516 Non-stop Boeing 737-800 (738) 5:30 Effective 2026-07-17 through 2026-08-20 The flight arrives 1 day after departure.
Wed,Thu,Sat,Sun 23:00 Chiang Mai (CNX) 06:30 Seoul Incheon (ICN) 1 Jeju Air 7C 2516 Non-stop Boeing 737-800 (738) 5:30 Effective 2026-08-22 through 2026-09-24 The flight arrives 1 day after departure.
Daily 23:00 Chiang Mai (CNX) 06:30 Seoul Incheon (ICN) 1 Jeju Air 7C 2516 Non-stop Boeing 737-800 (738) 5:30 Effective from 2026-09-25 The flight arrives 1 day after departure.
Sun 00:45 Chiang Mai (CNX) 07:30 Seoul Incheon (ICN) 1 Jeju Air 7C 2596 Non-stop Boeing 737 MAX 8 (7M8) 4:45 Operates only on 2026-03-29
Direct Codeshare Flights:
Mon,Wed,Fri-Sun 21:40 Chiang Mai (CNX) 04:45 Seoul Incheon (ICN) 2 Korean Air KE 5090 Non-stop Boeing 737 MAX 8 (7M8) 5:05 Effective 2026-01-02 through 2026-03-02 Codeshare flight, operated by Jin Air.(LJ 10) The flight arrives 1 day after departure.
Tue,Thu 22:05 Chiang Mai (CNX) 04:55 Seoul Incheon (ICN) 2 Korean Air KE 5090 Non-stop Boeing 737 MAX 8 (7M8) 4:50 Valid until 2026-02-05 Codeshare flight, operated by Jin Air.(LJ 10) The flight arrives 1 day after departure.
Tue,Thu 22:05 Chiang Mai (CNX) 04:55 Seoul Incheon (ICN) 2 Korean Air KE 5090 Non-stop Boeing 737 MAX 8 (7M8) 4:50 Effective 2026-02-12 through 2026-02-19 Codeshare flight, operated by Jin Air.(LJ 10) The flight arrives 1 day after departure.
Thu 22:05 Chiang Mai (CNX) 04:55 Seoul Incheon (ICN) 2 Korean Air KE 5090 Non-stop Boeing 737 MAX 8 (7M8) 4:50 Operates only on 2026-02-26 Codeshare flight, operated by Jin Air.(LJ 10) The flight arrives 1 day after departure.
Daily 00:15 Chiang Mai (CNX) 07:05 Seoul Incheon (ICN) 2 Delta Air Lines DL 7927 Non-stop Airbus A330-300 (333) 4:50 Effective 2026-01-02 through 2026-03-29 Codeshare flight, operated by Korean Air.(KE 684)
Daily 00:15 Chiang Mai (CNX) 07:05 Seoul Incheon (ICN) 2 Delta Air Lines DL 7927 Non-stop Airbus A330-300 (333) 4:50 Effective from 2026-10-26 Codeshare flight, operated by Korean Air.(KE 684)

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An international route departing from Chiang Mai airport, Thailand (CNX) and arriving at Seoul Incheon airport, South Korea (ICN).
The flight distance is 2099 miles, or 3378 km.
The timezone of the departure airport is UTC+7 , and the timezone of the arrival airport is UTC+9 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:45 and 5:40.

Return (ICN-CNX) flights

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All airlines flying from Chiang Mai (CNX) to Seoul Incheon (ICN).

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FLIGHT SCHEDULE

Direct Flights:

Jin Air LJ10

21:40

Chiang Mai (CNX)

04:45(+1)

Seoul Incheon (ICN) 2

Effective 2026-01-02 through 2026-03-02

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Duration: 5:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Jin Air LJ10

21:45

Chiang Mai (CNX)

05:05(+1)

Seoul Incheon (ICN) 2

Effective 2026-06-05 through 2026-06-22

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 5:20, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Jin Air LJ10

21:45

Chiang Mai (CNX)

05:05(+1)

Seoul Incheon (ICN) 2

Effective 2026-06-23 through 2026-08-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:20, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Jin Air LJ10

21:45

Chiang Mai (CNX)

05:05(+1)

Seoul Incheon (ICN) 2

Effective from 2026-08-27

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 5:20, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Jin Air LJ10

22:05

Chiang Mai (CNX)

04:55(+1)

Seoul Incheon (ICN) 2

Valid until 2026-02-05

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Jin Air LJ10

22:05

Chiang Mai (CNX)

04:55(+1)

Seoul Incheon (ICN) 2

Effective 2026-02-12 through 2026-02-19

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

Jin Air LJ10

22:05

Chiang Mai (CNX)

04:55(+1)

Seoul Incheon (ICN) 2

Operates only on 2026-02-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Flights:

T'way Air TW50

21:25

Chiang Mai (CNX)

04:30(+1)

Seoul Incheon (ICN) 1

Valid until 2026-03-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:05, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Eastar Jet ZE518

21:50

Chiang Mai (CNX)

05:30(+1)

Seoul Incheon (ICN) 1

Valid until 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:40, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Eastar Jet ZE518

23:55

Chiang Mai (CNX)

07:10(+1)

Seoul Incheon (ICN) 1

Effective from 2026-03-29

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 5:15, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Korean Air KE684

00:15

Chiang Mai (CNX)

07:05

Seoul Incheon (ICN) 2

Effective 2026-01-02 through 2026-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:50, non-stop
Airbus A330-300 (333)

Direct Flights:

Korean Air KE684

00:15

Chiang Mai (CNX)

07:05

Seoul Incheon (ICN) 2

Effective from 2026-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:50, non-stop
Airbus A330-300 (333)

Direct Flights:

Jeju Air 7C2516

00:45

Chiang Mai (CNX)

07:30

Seoul Incheon (ICN) 1

Effective 2026-01-02 through 2026-03-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Jeju Air 7C2516

00:45

Chiang Mai (CNX)

07:30

Seoul Incheon (ICN) 1

Effective 2026-03-05 through 2026-03-27

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 4:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Jeju Air 7C2516

23:00

Chiang Mai (CNX)

06:30(+1)

Seoul Incheon (ICN) 1

Effective 2026-03-29 through 2026-07-16

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 5:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Jeju Air 7C2516

23:00

Chiang Mai (CNX)

06:30(+1)

Seoul Incheon (ICN) 1

Effective 2026-07-17 through 2026-08-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Jeju Air 7C2516

23:00

Chiang Mai (CNX)

06:30(+1)

Seoul Incheon (ICN) 1

Effective 2026-08-22 through 2026-09-24

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 5:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Jeju Air 7C2516

23:00

Chiang Mai (CNX)

06:30(+1)

Seoul Incheon (ICN) 1

Effective from 2026-09-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.

Direct Flights:

Jeju Air 7C2596

00:45

Chiang Mai (CNX)

07:30

Seoul Incheon (ICN) 1

Operates only on 2026-03-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Korean Air KE5090

21:40

Chiang Mai (CNX)

04:45(+1)

Seoul Incheon (ICN) 2

Effective 2026-01-02 through 2026-03-02

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by Jin Air. (LJ 10)

Duration: 5:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE5090

22:05

Chiang Mai (CNX)

04:55(+1)

Seoul Incheon (ICN) 2

Valid until 2026-02-05

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Jin Air. (LJ 10)

Duration: 4:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE5090

22:05

Chiang Mai (CNX)

04:55(+1)

Seoul Incheon (ICN) 2

Effective 2026-02-12 through 2026-02-19

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Jin Air. (LJ 10)

Duration: 4:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE5090

22:05

Chiang Mai (CNX)

04:55(+1)

Seoul Incheon (ICN) 2

Operates only on 2026-02-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Jin Air. (LJ 10)

Duration: 4:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Delta Air Lines DL7927

00:15

Chiang Mai (CNX)

07:05

Seoul Incheon (ICN) 2

Effective 2026-01-02 through 2026-03-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Korean Air. (KE 684)

Duration: 4:50, non-stop
Airbus A330-300 (333)

Direct Codeshare Flights:

Delta Air Lines DL7927

00:15

Chiang Mai (CNX)

07:05

Seoul Incheon (ICN) 2

Effective from 2026-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Korean Air. (KE 684)

Duration: 4:50, non-stop
Airbus A330-300 (333)

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An international route departing from Chiang Mai airport, Thailand (CNX) and arriving at Seoul Incheon airport, South Korea (ICN).
The flight distance is 2099 miles, or 3378 km.
The timezone of the departure airport is UTC+7 , and the timezone of the arrival airport is UTC+9 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:45 and 5:40.

Return (ICN-CNX) flights

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