Cheap flights from Seoul to Chiang Mai
One-way fares from $130, found recently by travellers. Plus what 5 days in Chiang Mai costs once you land.
Cheapest dates we found
- 14 Oct2026ICN → CNXBX · Non-stop · 5h 55m$130one way
- 23 Oct2026ICN → CNXJeju Air · Non-stop · 5h 50m$130one way
- 2 Nov2026ICN → CNXZE · Non-stop · 5h 55m$131one way
- 30 Oct2026ICN → CNXJeju Air · Non-stop · 6h 20m$131one way
- 17 Oct2026ICN → CNXJeju Air · Non-stop · 5h 50m$152one way
- 13 Nov2026ICN → CNXJeju Air · Non-stop · 6h 20m$152one way
- 16 Feb2027GMP → CNXJeju Air · 2 stops · 8h 55m$172one way
One-way economy prices travellers found on Aviasales in the last few days. They change often, so open a fare to see today's price.
Lowest fare by month
Lowest one-way fare seen for each month. Months with no price had no recent searches.
Airlines on this route
Recent cheap fares were with BX, Jeju Air, ZE. Low-cost airlines often charge extra for checked bags and seats, so compare the full price.
When to go to Chiang Mai
November to February. Avoid March and April if you can: the burning season brings heavy smoke and haze.
Money-saving tips for Chiang Mai
- Shared red songthaew trucks are the cheapest way around town; agree the price before you get in.
- The Sunday and Saturday walking street markets are the cheapest places for dinner and souvenirs.
- Rent a scooter only if you are experienced and properly insured.
Questions
How much is a flight from Seoul to Chiang Mai?
The cheapest one-way fare we found recently was $130 with BX on 14 Oct 2026. Most of the fares we saw were between $130 and $172 one way. Prices change daily, so open the fare to see today's price.
How long is the flight from Seoul to Chiang Mai?
The quickest flight in our recent results took 5h 50m non-stop.
Are there direct flights from Seoul to Chiang Mai?
Yes. BX, Jeju Air, ZE had non-stop fares in our recent results, from $130.
What is the cheapest month to fly from Seoul to Chiang Mai?
In our recent results, October had the lowest fare ($130 one way). This is based on prices other travellers found, not a forecast.
How much money do I need for 5 days in Chiang Mai?
About $140 for one backpacker, or $730 for two people travelling mid-range (hotel, food, transport and sights, flights not included). Add about $260 per person for a return flight from Seoul.
More flights from Seoul
- Return: Chiang Mai → Seoul
- Seoul → Bangkok
- Seoul → Phuket
- Seoul → Bali
- Seoul → Kuala Lumpur
- Seoul → Penang
- Seoul → Singapore
- Seoul → Hanoi
- Seoul → Ho Chi Minh City
- All flights from Seoul
Fly to Chiang Mai from
- Bangkok
- Phuket
- Bali
- Kuala Lumpur
- Penang
- Singapore
- Hanoi
- Ho Chi Minh City
- Da Nang
- Siem Reap
- Hong Kong
- Taipei
- Tokyo
- Osaka
- Jakarta
- Manila
Fares are recent prices found by travellers, cached for a few hours. Trip costs are planning estimates checked 2026-10-11. Always confirm the final price when you book. Some links are affiliate links; they never change your price.