Cheap flights from Seoul to Bangkok
One-way fares from $122, found recently by travellers. Plus what 5 days in Bangkok costs once you land.
Cheapest dates we found
- 1 Jul2027ICN → BKKThai VietJet · Non-stop · 5h 50m$122one way
- 4 Mar2027ICN → BKKThai VietJet · Non-stop · 6h 10m$124one way
- 1 Jun2027ICN → BKKThai VietJet · Non-stop · 5h 50m$124one way
- 11 Apr2027ICN → BKKThai VietJet · Non-stop · 5h 50m$127one way
- 25 Mar2027ICN → BKKThai VietJet · Non-stop · 6h 10m$130one way
- 26 Apr2027ICN → BKKThai VietJet · Non-stop · 5h 50m$130one way
- 31 Mar2027ICN → BKKThai VietJet · Non-stop · 5h 50m$130one way
- 22 Apr2027ICN → BKKThai VietJet · Non-stop · 5h 50m$130one 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 Thai VietJet, Jeju Air, VietJet Air, Vietnam Airlines. Low-cost airlines often charge extra for checked bags and seats, so compare the full price.
When to go to Bangkok
November to February (cooler and drier). March to May is very hot; June to October brings afternoon rain and lower hotel prices.
Money-saving tips for Bangkok
- Use the BTS Skytrain, MRT and river ferries instead of taxis in traffic; the Chao Phraya Express boat costs very little.
- Eat at street stalls and food courts in malls, where a full meal is often a few dollars.
- Book hotels near a BTS or MRT station so you rarely need taxis.
Questions
How much is a flight from Seoul to Bangkok?
The cheapest one-way fare we found recently was $122 with Thai VietJet on 1 Jul 2027. Most of the fares we saw were between $122 and $130 one way. Prices change daily, so open the fare to see today's price.
How long is the flight from Seoul to Bangkok?
The quickest flight in our recent results took 5h 50m non-stop.
Are there direct flights from Seoul to Bangkok?
Yes. Thai VietJet, Jeju Air had non-stop fares in our recent results, from $122.
What is the cheapest month to fly from Seoul to Bangkok?
In our recent results, July had the lowest fare ($122 one way). This is based on prices other travellers found, not a forecast.
How much money do I need for 5 days in Bangkok?
About $175 for one backpacker, or $875 for two people travelling mid-range (hotel, food, transport and sights, flights not included). Add about $244 per person for a return flight from Seoul.
More flights from Seoul
- Return: Bangkok → Seoul
- Seoul → Chiang Mai
- Seoul → Phuket
- Seoul → Bali
- Seoul → Kuala Lumpur
- Seoul → Penang
- Seoul → Singapore
- Seoul → Hanoi
- Seoul → Ho Chi Minh City
- All flights from Seoul
Fly to Bangkok from
- Chiang Mai
- 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.