ICN to CNX

Seoul to Chiang Mai flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

ICN
Seoul (ICN), South KoreaIncheon International
CNX
Chiang Mai (CNX), ThailandChiang Mai International
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Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: KRW
Sat, 06 JunICN to CNX₩289,804 Sun, 07 JunICN to CNX Mon, 08 JunICN to CNX Tue, 09 JunICN to CNX Wed, 10 JunICN to CNX Thu, 11 JunICN to CNX Fri, 12 JunICN to CNX
Sort By:DepartureDurationArrivalPrice
China Eastern
China Eastern
MU-2004
07:45
2026-06-06
Seoul (ICN)Incheon International
27H :30 M
1 Stop
KMG · 20h 50mKunming (KMG), China
09:15
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩289,804
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-580
12:15
2026-06-06
Seoul (ICN)Incheon International
23H :00 M
2 Stops
NKG · 4h 45mNanjing (NKG), China
KMG · 11h 10mKunming (KMG), China
09:15
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩421,049
total fare
Refundable 2 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5052
08:55
2026-06-06
Seoul (ICN)Incheon International
30H :30 M
1 Stop
PVG · 23h 50mShanghai (PVG), China
13:25
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩478,778
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5042
12:55
2026-06-06
Seoul (ICN)Incheon International
26H :30 M
1 Stop
PVG · 19h 45mShanghai (PVG), China
13:25
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩478,778
total fare
Refundable 2 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5012
16:15
2026-06-06
Seoul (ICN)Incheon International
23H :10 M
1 Stop
PVG · 16h 40mShanghai (PVG), China
13:25
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩478,778
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5034
16:20
2026-06-06
Seoul (ICN)Incheon International
23H :05 M
1 Stop
PVG · 16h 30mShanghai (PVG), China
13:25
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩478,778
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-8604
18:25
2026-06-06
Seoul (ICN)Incheon International
21H :00 M
1 Stop
PVG · 14h 05mShanghai (PVG), China
13:25
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩478,778
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5052
08:55
2026-06-06
Seoul (ICN)Incheon International
26H :20 M
2 Stops
PVG · 11h 20mShanghai (PVG), China
KMG · 7h 45mKunming (KMG), China
09:15
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5052
08:55
2026-06-06
Seoul (ICN)Incheon International
32H :25 M
2 Stops
PVG · 11h 20mShanghai (PVG), China
KMG · 13h 50mKunming (KMG), China
15:20
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5042
12:55
2026-06-06
Seoul (ICN)Incheon International
22H :20 M
2 Stops
PVG · 7h 15mShanghai (PVG), China
KMG · 7h 45mKunming (KMG), China
09:15
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 2 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5042
12:55
2026-06-06
Seoul (ICN)Incheon International
28H :25 M
2 Stops
PVG · 7h 15mShanghai (PVG), China
KMG · 13h 50mKunming (KMG), China
15:20
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 2 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5012
16:15
2026-06-06
Seoul (ICN)Incheon International
19H :00 M
2 Stops
PVG · 4h 10mShanghai (PVG), China
KMG · 7h 45mKunming (KMG), China
09:15
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5012
16:15
2026-06-06
Seoul (ICN)Incheon International
25H :05 M
2 Stops
PVG · 4h 10mShanghai (PVG), China
KMG · 13h 50mKunming (KMG), China
15:20
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5034
16:20
2026-06-06
Seoul (ICN)Incheon International
18H :55 M
2 Stops
PVG · 4h 00mShanghai (PVG), China
KMG · 7h 45mKunming (KMG), China
09:15
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-5034
16:20
2026-06-06
Seoul (ICN)Incheon International
25H :00 M
2 Stops
PVG · 4h 00mShanghai (PVG), China
KMG · 13h 50mKunming (KMG), China
15:20
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 9 Seat Left Economy
Cabin: Included
China Eastern
China Eastern
MU-8604
18:25
2026-06-06
Seoul (ICN)Incheon International
22H :55 M
2 Stops
PVG · 12h 45mShanghai (PVG), China
KMG · 2h 30mKunming (KMG), China
15:20
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩490,004
total fare
Refundable 9 Seat Left Economy
Cabin: Included
Hong Kong Express Airways
Hong Kong Express Airways
UO-619
12:45
2026-06-06
Seoul (ICN)Incheon International
23H :00 M
1 Stop
HKG · 16h 15mHong Kong (HKG), Hong Kong
09:45
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩502,481
total fare
Refundable 4 Seat Left Economy
Cabin: Included
Hong Kong Express Airways
Hong Kong Express Airways
UO-627
22:30
2026-06-06
Seoul (ICN)Incheon International
13H :15 M
1 Stop
HKG · 6h 30mHong Kong (HKG), Hong Kong
09:45
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩502,481
total fare
Refundable 4 Seat Left Economy
Cabin: Included
Cathay Pacific
Cathay Pacific
CX-427
01:55
2026-06-06
Seoul (ICN)Incheon International
9H :50 M
1 Stop
HKG · 3h 05mHong Kong (HKG), Hong Kong
09:45
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included
Cathay Pacific
Cathay Pacific
CX-427
01:55
2026-06-06
Seoul (ICN)Incheon International
18H :45 M
1 Stop
HKG · 12h 05mHong Kong (HKG), Hong Kong
18:40
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included
Cathay Pacific
Cathay Pacific
CX-413
08:00
2026-06-06
Seoul (ICN)Incheon International
12H :40 M
1 Stop
HKG · 6h 00mHong Kong (HKG), Hong Kong
18:40
2026-06-06
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included
Cathay Pacific
Cathay Pacific
CX-413
08:00
2026-06-06
Seoul (ICN)Incheon International
27H :45 M
1 Stop
HKG · 21h 00mHong Kong (HKG), Hong Kong
09:45
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included

Recommended hotels in Chiang Mai

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Cathay Pacific
Cathay Pacific
CX-439
13:40
2026-06-06
Seoul (ICN)Incheon International
22H :05 M
1 Stop
HKG · 15h 20mHong Kong (HKG), Hong Kong
09:45
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included
Cathay Pacific
Cathay Pacific
CX-411
15:10
2026-06-06
Seoul (ICN)Incheon International
20H :35 M
1 Stop
HKG · 13h 50mHong Kong (HKG), Hong Kong
09:45
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included
Cathay Pacific
Cathay Pacific
CX-419
20:05
2026-06-06
Seoul (ICN)Incheon International
15H :40 M
1 Stop
HKG · 8h 50mHong Kong (HKG), Hong Kong
09:45
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included
Cathay Pacific
Cathay Pacific
CX-419
20:05
2026-06-06
Seoul (ICN)Incheon International
24H :35 M
1 Stop
HKG · 17h 50mHong Kong (HKG), Hong Kong
18:40
2026-06-07
Chiang Mai (CNX)ThailandChiang Mai International
₩512,140
total fare
Refundable 9 Seat Left Economy
Cabin: Included
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Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare ₩289,804 China Eastern 07:45
Earliest departure ₩512,140 Cathay Pacific 01:55
Shortest duration ₩512,140 Cathay Pacific 01:55
Night 00:00-05:59 ₩512,140 Cathay Pacific at 01:55
Morning 06:00-11:59 ₩289,804 China Eastern at 07:45
Afternoon 12:00-17:59 ₩421,049 China Eastern at 12:15
Evening 18:00-23:59 ₩478,778 China Eastern at 18:25

Seoul to Chiang Mai route details

Seoul (ICN)

Incheon International

South Korea

GMT 9

Latitude: 37.46910095214844

Longitude: 126.45099639892578

Chiang Mai (CNX)

Chiang Mai International

Thailand

GMT 7

Latitude: 18.766799926799997

Longitude: 98.962600708

Distance: Seoul (ICN), South Korea to Chiang Mai (CNX), Thailand - 3,382.29 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Seoul to Chiang Mai - what to expect when booking

The ICN to CNX cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 3,382.29 km.

Before you book

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More flights from Chiang Mai (CNX)23 routes
Chiang Mai → Bangkok
CNX → DMK
Chiang Mai → Bangkok
CNX → BKK
Chiang Mai → Beijing
CNX → PEK
Chiang Mai → Chongqing
CNX → CKG
Chiang Mai → Guangzhou
CNX → CAN
Chiang Mai → Hangzhou
CNX → HGH
Chiang Mai → Hat Yai
CNX → HDY
Chiang Mai → Hong Kong
CNX → HKG
Chiang Mai → Koh Samui
CNX → USM
Chiang Mai → Krabi
CNX → KBV
Chiang Mai → Kuala Lumpur
CNX → KUL
Chiang Mai → Kunming
CNX → KMG
Chiang Mai → Macau
CNX → MFM
Chiang Mai → Nan
CNX → NNT
Chiang Mai → Phitsanulok
CNX → PHS
Chiang Mai → Phuket
CNX → HKT
Chiang Mai → Seoul
CNX → ICN
Chiang Mai → Shanghai
CNX → PVG
Chiang Mai → Singapore
CNX → SIN
Chiang Mai → Taipei
CNX → TPE
Chiang Mai → Udon Thani
CNX → UTH
Chiang Mai → Wuhan
CNX → WUH
Chiang Mai → Yangon
CNX → RGN
Frequently asked questions - Seoul to Chiang Mai flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Seoul (ICN) and Chiang Mai (CNX) is 3,382.29 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.