Korean Air flights to Seoul
How much are flights from Bangkok to Seoul?
Planning a trip to Seoul? Compare dates, airlines, flight times and direct options from Bangkok. 4 roundtrips from ฿10,158. These results are for korean air (ke).
- Roundtrip from
- ฿10,158
- 4 complete trips
- Flight options
- 4
- Roundtrips available
Saved searches
Save this search
Best Deals
Roundtrip deals
4 fares · from ฿10,158
Outbound and return flights together in one total fare.
Departure monthSeptember 2026
Seoul
Weather21°MildTypical roundtrip฿11,228Cheapest roundtrip฿10,158฿11,228−10%Sep 23 → Oct 15Save ฿1,070
September 2026
Seoul
Plan with confidence
Find the trip that fits
Compare prices, dates, airlines and travel time. Then choose the deal that feels right.
Airline comparison
Alternative airlines for Seoul
Some trips combine airlines, so check both flights before you book.
| Comparison | Lowest | Typical range | Results | Non-stop |
|---|---|---|---|---|
| 1T'way Air | ฿7,113 | ฿8,858–฿11,573 | 537 | 91% |
| 2Thai VietJet Air | ฿7,293 | ฿9,246–฿12,943 | 1,610 | 90% |
| 3Jeju Air | ฿7,305 | ฿7,480–฿9,994 | 184 | 92% |
| 4Thai AirAsia | ฿8,283 | ฿9,561–฿12,930 | 2,676 | 81% |
| 5Air Premia | ฿8,297 | ฿10,650–฿13,517 | 302 | 87% |
| 6VietJet Air | ฿8,579 | ฿10,991–฿14,288 | 205 | 0% |
| 79G | ฿8,960 | ฿10,472–฿12,813 | 31 | 0% |
| 8Eastar Jet | ฿9,157 | ฿9,906–฿13,965 | 223 | 88% |
| 9Vietnam Airlines | ฿10,138 | ฿10,372–฿12,108 | 271 | 0% |
| 10Korean Air | ฿10,158 | — | 4 | — |
| 11Shandong Airlines | ฿10,594 | ฿11,221–฿13,146 | 54 | 0% |
| 12Jin Air | ฿11,064 | ฿11,744–฿12,762 | 17 | — |
Weather through the year
Typical temperatures in Seoul
Usual monthly temperatures can help you choose when to go. They are not a live forecast.
Useful trip facts
What to know about Seoul
- Country
- South Korea
- Arrival code
- SEL
- Typical annual temperature
- 12°C
- Usual temperature, not a forecast
- Trip styles
- City, Nightlife
- Bangkok departure airports
- BKK
- Airports represented in the current fare results
- Arrival airports
- ICN
- Airports represented in the current fare results
Why go
Why travelers consider Seoul
A dynamic fusion of ancient palaces and neon-lit skyscrapers, Seoul pulses with K-pop energy, world-class street food, cutting-edge technology, and a nightlife scene that rarely sleeps, all set against a backdrop of forested mountains.