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

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FLIGHT SCHEDULE
Direct Flights:
Mon,Wed,Fri-Sun 16:15 Seoul Incheon (ICN) 2 20:30 Chiang Mai (CNX) Jin Air LJ 9 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2026-01-02 through 2026-03-02
Tue,Thu 16:50 Seoul Incheon (ICN) 2 21:05 Chiang Mai (CNX) Jin Air LJ 9 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Valid until 2026-02-05
Tue,Thu 16:50 Seoul Incheon (ICN) 2 21:05 Chiang Mai (CNX) Jin Air LJ 9 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2026-02-12 through 2026-02-19
Thu 16:50 Seoul Incheon (ICN) 2 21:05 Chiang Mai (CNX) Jin Air LJ 9 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Operates only on 2026-02-26
Mon,Thu,Fri,Sun 17:10 Seoul Incheon (ICN) 2 20:45 Chiang Mai (CNX) Jin Air LJ 9 Non-stop Boeing 737-800 (738) 5:35 Effective 2026-06-05 through 2026-06-22
Daily 17:10 Seoul Incheon (ICN) 2 20:45 Chiang Mai (CNX) Jin Air LJ 9 Non-stop Boeing 737-800 (738) 5:35 Effective 2026-06-23 through 2026-08-24
Mon,Thu,Fri,Sun 17:10 Seoul Incheon (ICN) 2 20:45 Chiang Mai (CNX) Jin Air LJ 9 Non-stop Boeing 737-800 (738) 5:35 Effective from 2026-08-27
Daily 16:25 Seoul Incheon (ICN) 1 20:25 Chiang Mai (CNX) T'way Air TW 49 Non-stop Boeing 737-800 (738) 6:00 Valid until 2026-03-02
Daily 17:25 Seoul Incheon (ICN) 1 20:50 Chiang Mai (CNX) Eastar Jet ZE 517 Non-stop Boeing 737-800 (738) 5:25 Valid until 2026-03-28
Wed,Thu,Sat,Sun 18:30 Seoul Incheon (ICN) 1 22:40 Chiang Mai (CNX) Eastar Jet ZE 517 Non-stop Boeing 737-800 (738) 6:10 Effective from 2026-03-29
Daily 18:45 Seoul Incheon (ICN) 2 22:55 Chiang Mai (CNX) Korean Air KE 683 Non-stop Airbus A330-300 (333) 6:10 Valid until 2026-03-28
Daily 18:45 Seoul Incheon (ICN) 2 22:55 Chiang Mai (CNX) Korean Air KE 683 Non-stop Airbus A330-300 (333) 6:10 Effective from 2026-10-25
Wed,Thu,Sat,Sun 18:10 Seoul Incheon (ICN) 1 22:00 Chiang Mai (CNX) Jeju Air 7C 2515 Non-stop Boeing 737-800 (738) 5:50 Effective 2026-03-29 through 2026-07-16
Daily 18:10 Seoul Incheon (ICN) 1 22:00 Chiang Mai (CNX) Jeju Air 7C 2515 Non-stop Boeing 737-800 (738) 5:50 Effective 2026-07-17 through 2026-08-20
Wed,Thu,Sat,Sun 18:10 Seoul Incheon (ICN) 1 22:00 Chiang Mai (CNX) Jeju Air 7C 2515 Non-stop Boeing 737-800 (738) 5:50 Effective 2026-08-22 through 2026-09-24
Daily 18:10 Seoul Incheon (ICN) 1 22:00 Chiang Mai (CNX) Jeju Air 7C 2515 Non-stop Boeing 737-800 (738) 5:50 Effective from 2026-09-25
Daily 19:10 Seoul Incheon (ICN) 1 23:45 Chiang Mai (CNX) Jeju Air 7C 2515 Non-stop Boeing 737 MAX 8 (7M8) 6:35 Valid until 2026-03-02
Wed,Thu,Sat,Sun 19:10 Seoul Incheon (ICN) 1 23:45 Chiang Mai (CNX) Jeju Air 7C 2515 Non-stop Boeing 737 MAX 8 (7M8) 6:35 Effective 2026-03-04 through 2026-03-28
Direct Codeshare Flights:
Mon,Wed,Fri-Sun 16:15 Seoul Incheon (ICN) 2 20:30 Chiang Mai (CNX) Korean Air KE 5089 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2026-01-02 through 2026-03-02 Codeshare flight, operated by Jin Air.(LJ 9)
Tue,Thu 16:50 Seoul Incheon (ICN) 2 21:05 Chiang Mai (CNX) Korean Air KE 5089 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Valid until 2026-02-05 Codeshare flight, operated by Jin Air.(LJ 9)
Tue,Thu 16:50 Seoul Incheon (ICN) 2 21:05 Chiang Mai (CNX) Korean Air KE 5089 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Effective 2026-02-12 through 2026-02-19 Codeshare flight, operated by Jin Air.(LJ 9)
Thu 16:50 Seoul Incheon (ICN) 2 21:05 Chiang Mai (CNX) Korean Air KE 5089 Non-stop Boeing 737 MAX 8 (7M8) 6:15 Operates only on 2026-02-26 Codeshare flight, operated by Jin Air.(LJ 9)
Daily 18:45 Seoul Incheon (ICN) 2 22:55 Chiang Mai (CNX) Delta Air Lines DL 7924 Non-stop Airbus A330-300 (333) 6:10 Valid until 2026-03-28 Codeshare flight, operated by Korean Air.(KE 683)
Daily 18:45 Seoul Incheon (ICN) 2 22:55 Chiang Mai (CNX) Delta Air Lines DL 7924 Non-stop Airbus A330-300 (333) 6:10 Effective from 2026-10-25 Codeshare flight, operated by Korean Air.(KE 683)

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Parallax here ICN-CNX

An international route departing from Seoul Incheon airport, South Korea (ICN) and arriving at Chiang Mai airport, Thailand (CNX).
The flight distance is 2099 miles, or 3378 km.
The timezone of the departure airport is UTC+9 , and the timezone of the arrival airport is UTC+7 . 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 5:25 and 6:35.

Return (CNX-ICN) flights

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

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FLIGHT SCHEDULE

Direct Flights:

Jin Air LJ9

16:15

Seoul Incheon (ICN) 2

20:30

Chiang Mai (CNX)

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

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Jin Air LJ9

16:50

Seoul Incheon (ICN) 2

21:05

Chiang Mai (CNX)

Valid until 2026-02-05

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Jin Air LJ9

16:50

Seoul Incheon (ICN) 2

21:05

Chiang Mai (CNX)

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

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Jin Air LJ9

16:50

Seoul Incheon (ICN) 2

21:05

Chiang Mai (CNX)

Operates only on 2026-02-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Jin Air LJ9

17:10

Seoul Incheon (ICN) 2

20:45

Chiang Mai (CNX)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 5:35, non-stop
Boeing 737-800 (738)

Direct Flights:

Jin Air LJ9

17:10

Seoul Incheon (ICN) 2

20:45

Chiang Mai (CNX)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:35, non-stop
Boeing 737-800 (738)

Direct Flights:

Jin Air LJ9

17:10

Seoul Incheon (ICN) 2

20:45

Chiang Mai (CNX)

Effective from 2026-08-27

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 5:35, non-stop
Boeing 737-800 (738)

Direct Flights:

T'way Air TW49

16:25

Seoul Incheon (ICN) 1

20:25

Chiang Mai (CNX)

Valid until 2026-03-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:00, non-stop
Boeing 737-800 (738)

Direct Flights:

Eastar Jet ZE517

17:25

Seoul Incheon (ICN) 1

20:50

Chiang Mai (CNX)

Valid until 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:25, non-stop
Boeing 737-800 (738)

Direct Flights:

Eastar Jet ZE517

18:30

Seoul Incheon (ICN) 1

22:40

Chiang Mai (CNX)

Effective from 2026-03-29

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 6:10, non-stop
Boeing 737-800 (738)

Direct Flights:

Korean Air KE683

18:45

Seoul Incheon (ICN) 2

22:55

Chiang Mai (CNX)

Valid until 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:10, non-stop
Airbus A330-300 (333)

Direct Flights:

Korean Air KE683

18:45

Seoul Incheon (ICN) 2

22:55

Chiang Mai (CNX)

Effective from 2026-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:10, non-stop
Airbus A330-300 (333)

Direct Flights:

Jeju Air 7C2515

18:10

Seoul Incheon (ICN) 1

22:00

Chiang Mai (CNX)

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

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 5:50, non-stop
Boeing 737-800 (738)

Direct Flights:

Jeju Air 7C2515

18:10

Seoul Incheon (ICN) 1

22:00

Chiang Mai (CNX)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:50, non-stop
Boeing 737-800 (738)

Direct Flights:

Jeju Air 7C2515

18:10

Seoul Incheon (ICN) 1

22:00

Chiang Mai (CNX)

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

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 5:50, non-stop
Boeing 737-800 (738)

Direct Flights:

Jeju Air 7C2515

18:10

Seoul Incheon (ICN) 1

22:00

Chiang Mai (CNX)

Effective from 2026-09-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:50, non-stop
Boeing 737-800 (738)

Direct Flights:

Jeju Air 7C2515

19:10

Seoul Incheon (ICN) 1

23:45

Chiang Mai (CNX)

Valid until 2026-03-02

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 6:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Jeju Air 7C2515

19:10

Seoul Incheon (ICN) 1

23:45

Chiang Mai (CNX)

Effective 2026-03-04 through 2026-03-28

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Duration: 6:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Korean Air KE5089

16:15

Seoul Incheon (ICN) 2

20:30

Chiang Mai (CNX)

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

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by Jin Air. (LJ 9)

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Korean Air KE5089

16:50

Seoul Incheon (ICN) 2

21:05

Chiang Mai (CNX)

Valid until 2026-02-05

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Jin Air. (LJ 9)

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Korean Air KE5089

16:50

Seoul Incheon (ICN) 2

21:05

Chiang Mai (CNX)

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

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Jin Air. (LJ 9)

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Korean Air KE5089

16:50

Seoul Incheon (ICN) 2

21:05

Chiang Mai (CNX)

Operates only on 2026-02-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Jin Air. (LJ 9)

Duration: 6:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7924

18:45

Seoul Incheon (ICN) 2

22:55

Chiang Mai (CNX)

Valid until 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Korean Air. (KE 683)

Duration: 6:10, non-stop
Airbus A330-300 (333)

Direct Codeshare Flights:

Delta Air Lines DL7924

18:45

Seoul Incheon (ICN) 2

22:55

Chiang Mai (CNX)

Effective from 2026-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Korean Air. (KE 683)

Duration: 6:10, non-stop
Airbus A330-300 (333)

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Parallax here ICN-CNX

An international route departing from Seoul Incheon airport, South Korea (ICN) and arriving at Chiang Mai airport, Thailand (CNX).
The flight distance is 2099 miles, or 3378 km.
The timezone of the departure airport is UTC+9 , and the timezone of the arrival airport is UTC+7 . 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 5:25 and 6:35.

Return (CNX-ICN) flights

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- CACHE: False - LANG: en - IS_EU: False