Cheap flights from Bangkok to Seoul

One-way fares from $134 · BKK → SEL · prices found by travellers in the last 48 hours

Compare all dates Seoul → Bangkok
Cheapest fare
$134

Thai Vietjet Air · Fri, Oct 15

Cheapest month
October

from $134

Direct flights
Yes

Thai Vietjet Air

Flight time
5h 35m

3,720 km

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Cheapest month to fly from Bangkok to Seoul

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $141
  2. December 2026 $155
  3. January 2027 $184
  4. February 2027 $192
  5. March 2027 $185
  6. April 2027 $181
  7. May 2027 $149
  8. June 2027 $139
  9. July 2027 $139
  10. October 2027 Cheapest $134

Cheapest dates in October 2027

The lowest fares we've seen for each day, cheapest first.

Thai Vietjet Air
Depart01:25 Fri, Oct 15BKK → ICN 5h 35m · Direct
$134one way, per person
View deal
See every date in October 2027 →

Plan the rest of your trip to Seoul

Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Things to do

Things to do in SeoulTours, attractions and day trips on Klook Explore →

Getting around

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About flights from Bangkok to Seoul

Bangkok (BKK) and Seoul (SEL) are about 3,720 km apart. Direct flights take around 5h 35m, and recent direct fares were with Thai Vietjet Air. Over the next few months, one-way fares start from $134, and October 2027 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Bangkok to Seoul?

The cheapest one-way fare we've seen recently is $134 with Thai Vietjet Air, departing Friday, October 15, 2027. Over the coming months, the lowest fare in each month ranges from $134 to $192.

What is the cheapest month to fly from Bangkok to Seoul?

October 2027 currently has the lowest fares, from $134 one way.

Are there direct flights from Bangkok to Seoul?

Yes. Recent direct fares were with Thai Vietjet Air.

How long is the flight from Bangkok to Seoul?

A direct flight takes about 5h 35m. Bangkok and Seoul are around 3,720 km apart.

Which airlines fly from Bangkok to Seoul?

Recent fares on this route were with Thai AirAsia, Air China, Shandong Airlines and Thai Vietjet Air.

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