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.
CNXICNSat, 03 Oct
Fare checked before payment No hidden charges Transparent cancellation policy 24×7 booking support
Lowest fare฿5,176JEJU AIR
Fastest5h 20mgate to gate
Options found95flights on this route
Find your flightCNX → ICN
Available Flights & Fares
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Prices in THB
95 flight options
Fares are checked again before payment.
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Thai Airways International
TG-105
11:55
2026-10-03
Chiang Mai (CNX)Chiang Mai International
17H :00 M
1 Stop
BKK
· 10h 10m Bangkok (BKK), Thailand
06:55
2026-10-04
Seoul (ICN)Incheon International
Non Refundable 9 Seat Left Economy
Check-in: 1 Pieces
Type
Non Refundable
Fare Type
PublishNDC
1 Pieces 7 KG
฿9,962
Flight DetailsCNX to ICN - 17H :00 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
1 Pieces 7 KG
฿11,582
Flight DetailsCNX to ICN - 17H :00 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
Thai Airways International
TG-107
13:40
2026-10-03
Chiang Mai (CNX)Chiang Mai International
15H :15 M
1 Stop
BKK
· 8h 25m Bangkok (BKK), Thailand
06:55
2026-10-04
Seoul (ICN)Incheon International
Non Refundable 9 Seat Left Economy
Check-in: 1 Pieces
Type
Non Refundable
Fare Type
PublishNDC
1 Pieces 7 KG
฿9,962
Flight DetailsCNX to ICN - 15H :15 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
1 Pieces 7 KG
฿11,582
Flight DetailsCNX to ICN - 15H :15 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
Thai Airways International
TG-111
15:30
2026-10-03
Chiang Mai (CNX)Chiang Mai International
13H :05 M
1 Stop
BKK
· 6h 15m Bangkok (BKK), Thailand
06:35
2026-10-04
Seoul (ICN)Incheon International
Non Refundable 9 Seat Left Economy
Check-in: 1 Pieces
Type
Non Refundable
Fare Type
PublishNDC
1 Pieces 7 KG
฿9,962
Flight DetailsCNX to ICN - 13H :05 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
1 Pieces 7 KG
฿11,582
Flight DetailsCNX to ICN - 13H :05 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
Thai Airways International
TG-111
15:30
2026-10-03
Chiang Mai (CNX)Chiang Mai International
13H :25 M
1 Stop
BKK
· 6h 35m Bangkok (BKK), Thailand
06:55
2026-10-04
Seoul (ICN)Incheon International
Non Refundable 9 Seat Left Economy
Check-in: 1 Pieces
Type
Non Refundable
Fare Type
PublishNDC
1 Pieces 7 KG
฿9,962
Flight DetailsCNX to ICN - 13H :25 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
Publish
1 Pieces 7 KG
฿11,582
Flight DetailsCNX to ICN - 13H :25 M
Baggage InfoCheck-in 1 Pieces - Cabin 7 KG
Fare RulesNon-refundable fare. Final rules are verified before booking.
No flights match the selected filters. Clear filters or open full search.
Today's Airfare Highlights
Selected flight highlights for 03 Oct 2026.
Lowest fare฿5,176JEJU AIR23:00
Earliest departure฿8,754Thai Vietjet Air06:35
Shortest duration฿16,164Korean Air Lines21:45
Night
00:00-05:59
No optionOpen full search for moreMorning
06:00-11:59
฿8,754Thai Vietjet Air at 06:35Afternoon
12:00-17:59
฿7,517Thai AirAsia at 15:35Evening
18:00-23:59
฿5,176JEJU AIR at 23:00
Departure & Arrival Airport Details
Chiang Mai (CNX)
Chiang Mai International
Thailand
GMT 7
Latitude: 18.766799926799997
Longitude: 98.962600708
Seoul (ICN)
Incheon International
South Korea
GMT 9
Latitude: 37.46910095214844
Longitude: 126.45099639892578
Distance: Chiang Mai (CNX), Thailand to Seoul (ICN), South Korea - 3,382.29 km
Flights shown for 03 Oct 2026. View all flights opens the complete search result.
Fares and hotel rates usually run higher around these dates. Booking earlier — or shifting a day or two — often costs less.
24Sep추석Thursday · in 12 daysPeak
25Sep추석Friday · in 13 daysPeak
26Sep추석Saturday · in 14 daysPeak
05Oct개천절Monday · in 23 daysPeak
09Oct한글날Friday · in 27 daysPeak
25Dec크리스마스Friday · in 104 days
Fixed-date national holidays. Festivals that follow the lunar calendar shift each year and are not listed here — check the exact date for your travel year.
Compare your journey
How to travel Chiang Mai to Seoul
Every option we can actually book for you, compared on price and journey time.
Connecting flight₹21,728Longer — includes a stop93 options
Air distance is about 3,382 km. 15 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Chiang Mai to Seoul
Compare fares, stops, baggage and refundability across the airlines flying this route.
TH
Thai Airways International Flights
from ฿9,96220 flights
Fares from
฿9,962
Non-stop
None in these results
Departures
20 — compare timings in the list above
TH
Thai Vietjet Air Flights
from ฿8,12413 flights
Fares from
฿8,124
Non-stop
None in these results
Departures
13 — compare timings in the list above
CH
China Eastern Flights
from ฿13,19513 flights
Fares from
฿13,195
Non-stop
None in these results
Departures
13 — compare timings in the list above
TH
Thai AirAsia Flights
from ฿7,5179 flights
Fares from
฿7,517
Non-stop
None in these results
Departures
9 — compare timings in the list above
BA
Bangkok Airways Flights
from ฿13,7188 flights
Fares from
฿13,718
Non-stop
None in these results
Departures
8 — compare timings in the list above
Route Overview & Flight Facts
Fastest flight duration
5h 20m · Korean Air Lines
First departure of the day
06:35 · Thai Vietjet Air
Last departure of the day
23:05 · Air China
Options in this snapshot
95
Direct / non-stop options
2
Airport codes
Chiang Mai–CNX, Seoul–ICN
Fares and timings are indicative — the exact price is confirmed with the airline when you search.
Flight Schedule, Timings & Airfare Insights
Daily Flight Schedule & Travel Duration
Around 95 flights appear in the dated route snapshot, including 2 non-stop options. Departures run through the day — the first flight leaves around 06:35 and the last around 23:05. The fastest flight takes about 5h 20m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Evening from ฿5,176, Afternoon from ฿7,517, Morning from ฿8,754. These observations do not predict the cheapest departure window on other dates.
Cheapest Airfare & Best Time to Book
Search your travel dates to compare current fares — prices update continuously with airline inventory.
One-Way vs Round-Trip Fare Comparison
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Online Web Check-In & Boarding Pass
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How to Book Cheap Flights on FlyX
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2
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3
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5
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Destination & City Travel Guide
About Seoul
Capital city of South Korea, Seoul is a metropolitan city, with a population of over 35 million. It is the largest city of the country and also considered as the financial and cultural epic center of the country. The reason behind the city's popularity is its age-old cultural heritage, traditions, blended perfectly with modern digital technology. There are many attractions which has made it a popular destination among the tourists all over the world. Some of them include the world class architecture, beautiful Buddhist temples, unusual education system, continuous row of street food vendors, and an extra-ordinary night-life. Seoul is a modern organized city, with beautiful locations and lots of arresting attractions. People can get in to the place through Lncheon International Airport, which is by far the most used way of travelling to the city. Other ways to travel are by train, bus, boat and car. While you plan to roam around the city, don't forget to carry a map and hire a taxi or car for the purpose.
Read more about Seoul
Visit and see different artistic palaces, mountains for hiking, parks for spending quality time with family, and temples and shrines to satisfy the spiritual desires. There are many other places like World Comic Convention, Namdaemun, Dongdaemun, Seodaemun Prison, N Seoul Tower, The National Museum of Korea, and National War Memorial that attract travellers across the world. One can also indulge themselves in cooking activities, as the Korean food is world renowned for its flavour and taste. When planning to shop, the tourists can turn to the local markets, and can also reach to the big marts and malls. One must not forget to visit the fashion hub of the city, i.e., 'Myeongdong'. You can shed your pockets in various clubs and can splurge freely on drinks and eatables. As far as the gentry is concerned, the Korean people are friendly by nature and can be often seen helping the tourists.
Don't leave any loop hole while you plan to travel to the city. With the help of FlyX.in, book tickets online and decide on the proper accommodation arrangements. One can also take help from the city guides to fetch detailed information about the city to be visited.
Why Book Your Flight with FlyX?
Compare the available Chiang Mai to Seoul options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
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Frequently Asked Questions
Is it worth booking Chiang Mai to Seoul flights in advance?
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. Across the dates currently loaded for Chiang Mai to Seoul, Saturday shows the lowest fare at ฿5,176. That is an observed snapshot for these dates, not a rule that holds every week.
How far is Chiang Mai from Seoul by air?
The direct air distance between Chiang Mai (CNX) and Seoul (ICN) is about 3,382 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from CNX to ICN?
Yes. 2 non-stop flights are showing on Chiang Mai to Seoul for the dates currently loaded. Use the Stops filter to see only those.
Which airlines fly Chiang Mai to Seoul?
Thai Airways International, Thai Vietjet Air, China Eastern, Thai AirAsia and 1 other are showing on this route for the dates currently loaded. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
How long is the flight from Chiang Mai to Seoul?
The quickest non-stop Chiang Mai to Seoul flight currently loaded takes about 5h 20m. Across the non-stop options showing, block time ranges from 5h 20m to 5h 30m. Journeys with a stop take longer, since the total includes the layover.
What is the baggage allowance on Chiang Mai to Seoul flights?
Allowance is set by the airline and the fare you pick, not by the route. Fares showing right now include 15 KG, 20 KG and 1 Pieces. Cabin baggage is counted separately, and the exact allowance for the fare you choose is shown in the fare conditions before payment.
What is the cheapest Chiang Mai to Seoul flight fare?
The lowest fare showing on Chiang Mai to Seoul for the dates currently loaded is ฿5,176. Fares on the same dates run up to ฿52,356, depending on airline, timing and fare type. Airline pricing moves continuously, so treat this as a dated observation rather than a fixed price.
What time do Chiang Mai to Seoul flights depart?
For the dates currently loaded the first departure is around 06:35 and the last is around 23:05, local time at Chiang Mai. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Why does the price change after clicking Book Now?
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay - if it has moved, you see the new figure before any payment.
Before you book this route
Check the airport codes CNX–ICN, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
Where these fares come from
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price — run a search to see what is available for your own dates.
Last checked .
Check official travel requirements
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
Planning more than the flight? Our Thailand guide covers the visa process for Indian passport holders, best time to go, how long to plan for, and which places are worth the days you have. Beaches, Bangkok and easy short breaks.
The CNX to ICN 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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Lowest Chiang Mai to Seoul airfare today, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare Today
฿5,176
03/10/2026
JEJU AIR
23:00
Cheapest Airfare Within 30 Days
฿5,072
12/10/2026
JEJU AIR
23:00
Cheapest Airfare Within 90 Days
฿4,917
11/12/2026
JEJU AIR
23:00
Book Chiang Mai to Seoul Flight Tickets on FlyX
Planning to fly from Chiang Mai to Seoul? FlyX lets you compare flight rates, airline timings, layovers, and baggage allowances all in one simple list. From quick non-stop routes to flexible connecting options, finding and booking cheap air tickets has never been easier.
Chiang Mai to Seoul Flight Distance, Duration and Time
The aerial distance between Chiang Mai and Seoul is approximately 3,382 KM. The flight duration ranges from 5H :20 M up to 36H :10 M depending on whether you book a non-stop flight or a connecting schedule with layovers.
Chiang Mai to Seoul Flight Schedule and Timing
Around 95 flights operate on this route, providing plenty of choices for your travel window. The earliest morning flight departs from Chiang Mai at 06:35, while the last night flight leaves at 23:05. Flights depart from Chiang Mai International and land at Incheon International.
Flight Route Details & Analysis
Flight Details
Information
Route
Chiang Mai to Seoul
Aerial Distance
3,382 KM
Flight Duration
5H :20 M - 36H :10 M
Airport Codes
Chiang Mai - CNX, Seoul - ICN
Total Flights Available
95 flights (2 direct)
First Flight Departure
Departs at 06:35
Last Flight Departure
Departs at 23:05
Early Morning Flights (12 AM - 8 AM)
1 direct/indirect flights
Morning Flights (8 AM - 12 PM)
30 direct/indirect flights
Afternoon Flights (12 PM - 4 PM)
21 direct/indirect flights
Evening Flights (4 PM - 8 PM)
23 direct/indirect flights
Night Flights (8 PM - 12 AM)
20 direct/indirect flights
Airport Information & Terminals
CNX: Chiang Mai airport. Chiang Mai airport may offer metro, rail, bus and taxi options. Choose public transport for daytime light-luggage arrivals; choose a cab or hotel transfer for family trips and late landings.
ICN: Seoul airport system. Seoul international flights commonly use Incheon, while Gimpo handles many domestic and regional services. Airport rail works well; taxis are easier for late-night arrivals or heavy bags.
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Chiang Mai International
