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Chiang Mai to Seoul flight ticket price

Compare live prices for CNX to ICN. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
CNX β†’ ICN Approx. 3382.29 km 11 May 2026 Live inventory
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Showing 25 of 135 live flights
AIR BUSAN
BX-7485
00:50
05/11/2026
CNX
Chiang Mai International Airport
7h 25m
Non-stop
08:15
05/11/2026
ICN
Incheon International Airport
β‚Ή16,750
per person
βœ• Non-refundable2 fare options
Air China
CA-824
23:05
05/11/2026
CNX
Chiang Mai International Airport
22h 55m
1 Stop
⏱ PEK · 14h 10mPEK Airport
22:00
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή24,938
per person
βœ• Non-refundable10 fare options
China Southern Airlines
CZ-3034
18:50
05/11/2026
CNX
Chiang Mai International Airport
20h 35m
1 Stop
⏱ CAN · 12h 15mCAN Airport
15:25
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή27,647
per person
βœ“ Refundable6 fare options
China Southern Airlines
CZ-3034
18:50
05/11/2026
CNX
Chiang Mai International Airport
27h 0m
1 Stop
⏱ CAN · 18h 45mCAN Airport
21:50
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή27,647
per person
βœ“ Refundable6 fare options
chinaeastern
MU-206
14:55
05/11/2026
CNX
Chiang Mai International Airport
21h 0m
1 Stop
⏱ PVG · 13h 15mPVG Airport
11:55
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,142
per person
βœ“ RefundableπŸ”₯ Last 5 seats9 fare options
China Eastern Air
MU-206
14:55
05/11/2026
CNX
Chiang Mai International Airport
24h 15m
1 Stop
⏱ PVG · 16h 0mPVG Airport
15:10
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,142
per person
βœ“ RefundableπŸ”₯ Last 1 seats8 fare options
China Eastern Air
MU-206
14:55
05/11/2026
CNX
Chiang Mai International Airport
24h 25m
1 Stop
⏱ PVG · 16h 25mPVG Airport
15:20
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,142
per person
βœ“ Refundable8 fare options
China Eastern Air
MU-206
14:55
05/11/2026
CNX
Chiang Mai International Airport
26h 30m
1 Stop
⏱ PVG · 18h 40mPVG Airport
17:25
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,142
per person
βœ“ Refundable8 fare options
chinaeastern
MU-206
14:55
05/11/2026
CNX
Chiang Mai International Airport
20h 5m
2 Stops
⏱ PVG · 2h 20mPVG Airport⏱ TAO · 8h 35mTAO Airport
11:00
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,829
per person
βœ“ Refundable9 fare options
China Eastern Air
MU-9620
16:10
05/11/2026
CNX
Chiang Mai International Airport
28h 55m
2 Stops
⏱ KMG · 17h 10mKMG Airport⏱ YNT · 3h 10mYNT Airport
21:05
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,829
per person
βœ“ Refundable6 fare options
China Eastern Air
MU-9620
16:10
05/11/2026
CNX
Chiang Mai International Airport
18h 45m
2 Stops
⏱ KMG · 3h 35mKMG Airport⏱ YNT · 6h 35mYNT Airport
10:55
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,831
per person
βœ“ Refundable8 fare options
China Eastern Air
MU-9620
16:10
05/11/2026
CNX
Chiang Mai International Airport
22h 45m
2 Stops
⏱ KMG · 3h 35mKMG Airport⏱ YNT · 10h 50mYNT Airport
14:55
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή28,831
per person
βœ“ Refundable8 fare options
China Eastern Air
MU-9620
16:10
05/11/2026
CNX
Chiang Mai International Airport
18h 50m
2 Stops
⏱ KMG · 1h 30mKMG Airport⏱ TAO · 7h 0mTAO Airport
11:00
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή29,564
per person
βœ“ Refundable5 fare options
China Eastern Air
MU-206
14:55
05/11/2026
CNX
Chiang Mai International Airport
21h 15m
2 Stops
⏱ PVG · 2h 20mPVG Airport⏱ TAO · 10h 25mTAO Airport
12:10
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή30,607
per person
βœ“ Refundable
Hong Kong Express Airways
UO-755
19:55
05/11/2026
CNX
Chiang Mai International Airport
15h 55m
1 Stop
⏱ HKG · 7h 45mHKG Airport
11:50
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή30,683
per person
βœ• Non-refundable2 fare options
Thai AirAsia
FD-3420
22:55
05/11/2026
CNX
Chiang Mai International Airport
11h 40m
1 Stop
⏱ DMK · 2h 40mDMK Airport
10:35
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή30,853
per person
βœ• Non-refundable5 fare optionsLCC
Hong Kong Express Airways
UO-755
19:55
05/11/2026
CNX
Chiang Mai International Airport
29h 45m
1 Stop
⏱ HKG · 21h 30mHKG Airport
01:40
05/13/2026
+2
ICN
Incheon International Airport
β‚Ή30,966
per person
βœ• Non-refundable2 fare options
China Airlines
CI-852
11:20
05/11/2026
CNX
Chiang Mai International Airport
24h 10m
1 Stop
⏱ TPE · 15h 55mTPE Airport
11:30
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή31,095
per person
βœ“ RefundableπŸ”₯ Last 2 seats11 fare options
Hong Kong Express Airways
UO-739
10:30
05/11/2026
CNX
Chiang Mai International Airport
15h 10m
1 Stop
⏱ HKG · 6h 35mHKG Airport
01:40
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή31,106
per person
βœ• Non-refundable2 fare options
Hong Kong Express Airways
UO-739
10:30
05/11/2026
CNX
Chiang Mai International Airport
11h 5m
1 Stop
⏱ HKG · 2h 30mHKG Airport
21:35
05/11/2026
ICN
Incheon International Airport
β‚Ή31,106
per person
βœ• Non-refundable2 fare options
Hong Kong Express Airways
UO-739
10:30
05/11/2026
CNX
Chiang Mai International Airport
19h 0m
1 Stop
⏱ HKG · 10h 25mHKG Airport
05:30
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή31,106
per person
βœ• Non-refundable2 fare options
Thai AirAsia
FD-3440
16:30
05/11/2026
CNX
Chiang Mai International Airport
18h 5m
1 Stop
⏱ DMK · 9h 5mDMK Airport
10:35
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή31,358
per person
βœ• Non-refundable5 fare optionsLCC
Thai AirAsia
FD-3430
20:10
05/11/2026
CNX
Chiang Mai International Airport
14h 25m
1 Stop
⏱ DMK · 5h 25mDMK Airport
10:35
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή31,358
per person
βœ• Non-refundable5 fare optionsLCC
Thai AirAsia
FD-3444
21:25
05/11/2026
CNX
Chiang Mai International Airport
13h 10m
1 Stop
⏱ DMK · 4h 10mDMK Airport
10:35
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή31,358
per person
βœ• Non-refundable5 fare optionsLCC
Hong Kong Express Airways
UO-739
10:30
05/11/2026
CNX
Chiang Mai International Airport
25h 20m
1 Stop
⏱ HKG · 16h 50mHKG Airport
11:50
05/12/2026
+1
ICN
Incheon International Airport
β‚Ή31,382
per person
βœ• Non-refundable2 fare options
πŸ˜• No flights match your filters.
Chiang Mai (CNX)
πŸ“ Chiang Mai International Airport
🌍 Thailand
πŸ• GMT 7
πŸ“ Latitude: 18.766799926799997
πŸ“ Longitude: 98.962600708
Seoul (ICN)
πŸ“ Incheon International Airport
🌍 South Korea
πŸ• GMT 9
πŸ“ Latitude: 37.46910095214844
πŸ“ Longitude: 126.45099639892578

✈ Distance: Chiang Mai,Thailand to Seoul,South Korea β€” 3382.29 km

πŸ“… Results on this page are loaded for 11 May 2026. Click View all flights for the complete live search.

Chiang Mai to Seoul β€” what to expect when booking

The CNX–ICN route is served by multiple carriers throughout the year. Fares on this route can move quickly β€” a price available now may not be there 30 minutes later.

If your dates are flexible, try shifting your departure by a day or two using the date strip above. Mid-week departures often show lower base fares compared to weekend starts on many routes.

The distance between Chiang Mai,Thailand and Seoul,South Korea is approximately 3382.29 km.

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More flights from Chiang Mai (CNX)
22 routes
More flights from Seoul (ICN)
131 routes
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Seoul β†’ Cebu City
ICN β†’ CEB
Seoul β†’ Chabarovsk
ICN β†’ KHV
Seoul β†’ Changchun
ICN β†’ CGQ
Seoul β†’ Changsha
ICN β†’ CSX
Seoul β†’ Chengdu
ICN β†’ CTU
Seoul β†’ Chiang Mai
ICN β†’ CNX
Seoul β†’ Chicago
ICN β†’ ORD
Seoul β†’ Chongqing
ICN β†’ CKG
Seoul β†’ Colombo
ICN β†’ CMB
Seoul β†’ Da Nang
ICN β†’ DAD
Seoul β†’ Daegu
ICN β†’ TAE
Seoul β†’ Dalian
ICN β†’ DLC
Seoul β†’ Delhi
ICN β†’ DEL
Seoul β†’ Denpasar
ICN β†’ DPS
Seoul β†’ Detroit
ICN β†’ DTW
Seoul β†’ Doha
ICN β†’ DOH
Seoul β†’ Dubai
ICN β†’ DXB
Seoul β†’ Fort Worth
ICN β†’ DFW
Seoul β†’ Frankfurt
ICN β†’ FRA
Seoul β†’ Fukuoka
ICN β†’ FUK
Seoul β†’ Guangzhou
ICN β†’ CAN
Seoul β†’ Guilin
ICN β†’ KWL
Seoul β†’ HagΓƒΒ₯tña
ICN β†’ GUM
Seoul β†’ Hangchow
ICN β†’ HGH
Seoul β†’ Hanoi
ICN β†’ HAN
Seoul β†’ Harbin
ICN β†’ HRB
Seoul β†’ Hefei
ICN β†’ HFE
Seoul β†’ Helsinki
ICN β†’ HEL
Seoul β†’ Hiroshima International
ICN β†’ HIJ
Seoul β†’ Hong Kong
ICN β†’ HKG
Seoul β†’ Honolulu
ICN β†’ HNL
Seoul β†’ Houston
ICN β†’ IAH
Seoul β†’ Huangshan
ICN β†’ TXN
Seoul β†’ Istanbul
ICN β†’ IST
Seoul β†’ Jakarta
ICN β†’ CGK
Seoul β†’ Jeju
ICN β†’ CJU
Seoul β†’ Jinan
ICN β†’ TNA
Seoul β†’ Kagoshima
ICN β†’ KOJ
Seoul β†’ Kalibo
ICN β†’ KLO
Seoul β†’ Kaohsiung International
ICN β†’ KHH
Seoul β†’ Kathmandu
ICN β†’ KTM
Seoul β†’ Komatsu
ICN β†’ KMQ
Seoul β†’ Koror
ICN β†’ ROR
Seoul β†’ Kota Kinabalu
ICN β†’ BKI
Seoul β†’ Kuala Lumpur
ICN β†’ KUL
Seoul β†’ Kumamoto
ICN β†’ KMJ
Seoul β†’ Kunming
ICN β†’ KMG
Seoul β†’ Las Vegas
ICN β†’ LAS
Seoul β†’ Lijiang
ICN β†’ LJG
Seoul β†’ London
ICN β†’ LHR
Seoul β†’ Los Angeles
ICN β†’ LAX
Seoul β†’ Macau
ICN β†’ MFM
Seoul β†’ Madrid
ICN β†’ MAD
Seoul β†’ Manila
ICN β†’ MNL
Seoul β†’ Matsuyama
ICN β†’ MYJ
Seoul β†’ Miho
ICN β†’ YGJ
Seoul β†’ Milan
ICN β†’ MXP
Seoul β†’ Miyazaki
ICN β†’ KMI
Seoul β†’ Moscow
ICN β†’ SVO
Seoul β†’ Mudanjiang
ICN β†’ MDG
Seoul β†’ Muenchen
ICN β†’ MUC
Seoul β†’ Mumbai
ICN β†’ BOM
Seoul β†’ Nadi
ICN β†’ NAN
Seoul β†’ Nagasaki
ICN β†’ NGS
Seoul β†’ Nagoya
ICN β†’ NGO
Seoul β†’ Nairobi
ICN β†’ NBO
Seoul β†’ Nanchang
ICN β†’ KHN
Seoul β†’ Nanjing
ICN β†’ NKG
Seoul β†’ New York
ICN β†’ JFK
Seoul β†’ Niigata
ICN β†’ KIJ
Seoul β†’ Ningbo
ICN β†’ NGB
Seoul β†’ Oita
ICN β†’ OIT
Seoul β†’ Okayama
ICN β†’ OKJ
Seoul β†’ Okinawa
ICN β†’ OKA
Seoul β†’ Osaka
ICN β†’ KIX
Seoul β†’ Paris
ICN β†’ CDG
Seoul β†’ Phnom Penh
ICN β†’ PNH
Seoul β†’ Phuket
ICN β†’ HKT
Seoul β†’ Prague
ICN β†’ PRG
Seoul β†’ Qingdao
ICN β†’ TAO
Seoul β†’ Riyadh
ICN β†’ RUH
Seoul β†’ Rome
ICN β†’ FCO
Seoul β†’ Saga
ICN β†’ HSG
Seoul β†’ Saigon
ICN β†’ SGN
Seoul β†’ Saipan
ICN β†’ SPN
Seoul β†’ San Francisco
ICN β†’ SFO
Seoul β†’ Sapporo
ICN β†’ CTS
Seoul β†’ Seattle
ICN β†’ SEA
Seoul β†’ Sendai
ICN β†’ SDJ
Seoul β†’ Shanghai
ICN β†’ PVG
Seoul β†’ Shenyang
ICN β†’ SHE
Seoul β†’ Shenzhen
ICN β†’ SZX
Seoul β†’ Shizuoka
ICN β†’ FSZ
Seoul β†’ Siem Reap
ICN β†’ REP
Seoul β†’ Singapore
ICN β†’ SIN
Seoul β†’ St. Petersburg
ICN β†’ LED
Seoul β†’ Sydney
ICN β†’ SYD
Seoul β†’ Taipei
ICN β†’ TPE
Seoul β†’ Takamatsu
ICN β†’ TAK
Seoul β†’ Tashkent
ICN β†’ TAS
Seoul β†’ Tel Aviv
ICN β†’ TLV
Seoul β†’ Tianjin
ICN β†’ TSN
Seoul β†’ Tokyo
ICN β†’ NRT
Seoul β†’ Toronto
ICN β†’ YYZ
Seoul β†’ Toyama
ICN β†’ TOY
Seoul β†’ Ube
ICN β†’ UBJ
Seoul β†’ Ulaanbaatar
ICN β†’ ULN
Seoul β†’ Vancouver
ICN β†’ YVR
Seoul β†’ Vientiane
ICN β†’ VTE
Seoul β†’ Vladivostok
ICN β†’ VVO
Seoul β†’ Washington DC
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Seoul β†’ Wien
ICN β†’ VIE
Seoul β†’ Wuhan
ICN β†’ WUH
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ICN β†’ XIY
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ICN β†’ XMN
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ICN β†’ RGN
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ICN β†’ YNJ
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❓ Frequently asked questions β€” Chiang Mai to Seoul flights

Generally yes β€” fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.

The straight-line distance between Chiang Mai,Thailand (CNX) and Seoul,South Korea (ICN) is approximately 3382.29 km. Actual flying distance may vary slightly depending on routing.

Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.

Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.