South Korea · live one-way and roundtrip prices
Bangkok to Seoul flight deals
🏙️City🎉Nightlife
- Lowest fare
- ฿4,143 Sep 23
- Roundtrip from
- ฿7,374
- Typical roundtrip
- ฿11,291
Top deals
Flights and prices
Seoul: prices, dates and useful details
Planning a trip to Seoul? Compare dates, airlines, flight times and direct options from Bangkok. 198 one-way fares from ฿4,143 · 3,958 roundtrips from ฿7,374.
- One way from
- ฿4,143
- 198 outbound-only options
- Roundtrip from
- ฿7,374
- 3,958 complete trips
- Typical roundtrip
- ฿11,291
- Half cost less, half cost more
- Flight options
- 3,958
- Roundtrips available
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Best Deals
Departure monthSeptember 2026
Seoul
Weather21°MildTypical one way฿5,966Cheapest one-way fare฿4,143฿5,966−31%Sep 24Save ฿1,823
Departure month
September 2026
Seoul
Weather21°Mild
Typical one way฿5,966
Cheapest one-way fare฿4,143
฿5,966−31%
Sep 24Save ฿1,823
Departure monthAugust 2026
Seoul
Weather26°WarmTypical one way฿5,966Cheapest one-way fare฿4,154฿5,966−30%Aug 3Save ฿1,812
Departure month
August 2026
Seoul
Weather26°Warm
Typical one way฿5,966
Cheapest one-way fare฿4,154
฿5,966−30%
Aug 3Save ฿1,812
Departure monthJuly 2026
Seoul
Weather25°WarmTypical one way฿5,966Cheapest one-way fare฿4,640฿5,966−22%Jul 31Save ฿1,326
Departure month
July 2026
Seoul
Weather25°Warm
Typical one way฿5,966
Cheapest one-way fare฿4,640
฿5,966−22%
Jul 31Save ฿1,326
Departure monthOctober 2026
Seoul
Weather14°MildTypical one way฿5,966Cheapest one-way fare฿4,913฿5,966−18%Oct 4Save ฿1,053
Departure month
October 2026
Seoul
Weather14°Mild
Typical one way฿5,966
Cheapest one-way fare฿4,913
฿5,966−18%
Oct 4Save ฿1,053
Departure monthNovember 2026
Seoul
Weather7°ColdTypical one way฿5,966Cheapest one-way fare฿5,136฿5,966−14%Nov 15Save ฿830
Departure month
November 2026
Seoul
Weather7°Cold
Typical one way฿5,966
Cheapest one-way fare฿5,136
฿5,966−14%
Nov 15Save ฿830
Departure monthDecember 2026
Seoul
Weather0°ColdTypical one way฿5,966Cheapest one-way fare฿5,187฿5,966−13%Dec 10Save ฿779
Departure month
December 2026
Seoul
Weather0°Cold
Typical one way฿5,966
Cheapest one-way fare฿5,187
฿5,966−13%
Dec 10Save ฿779
Departure monthJanuary 2027
Seoul
Weather-3°ColdTypical one way฿5,966Cheapest one-way fare฿5,723฿5,966−4%Jan 4Save ฿243
Departure month
January 2027
Seoul
Weather-3°Cold
Typical one way฿5,966
Cheapest one-way fare฿5,723
฿5,966−4%
Jan 4Save ฿243
Departure monthFebruary 2027
Seoul
Weather-1°ColdTypical one way฿5,966Cheapest one-way fare฿6,134Feb 5
Departure month
February 2027
Seoul
Weather-1°Cold
Typical one way฿5,966
Cheapest one-way fare฿6,134
Feb 5
Plan with confidence
Find the trip that fits
Compare prices, dates, airlines and travel time. Then choose the deal that feels right.
Typical prices
What do Seoul roundtrips usually cost?
This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.
Lowest฿7,374
Typical low฿10,108
Typical฿11,291
Typical high฿12,505
Best time to fly
How prices change by month
Compare the lowest and typical roundtrip fare for each month.
฿10,338
Jul 2026
฿8,991
Aug 2026
฿9,783
Sep 2026
฿10,677
Oct 2026
฿11,741
Nov 2026
฿13,547
Dec 2026
฿12,251
Jan 2027
฿10,975
Feb 2027
Flexible timing
Compare Seoul by travel month
Open a month to compare its dates, prices and available flights.
Airline comparison
Which airlines show the lowest Seoul fares?
Some trips combine airlines, so check both flights before you book.
| Comparison | Lowest | Typical range | Results | Non-stop |
|---|---|---|---|---|
| 1T'way Air | ฿7,374 | ฿8,873–฿11,641 | 918 | 93% |
| 2Thai VietJet Air | ฿7,374 | ฿9,226–฿12,251 | 2,017 | 93% |
| 3Jeju Air | ฿7,772 | ฿9,634–฿11,038 | 52 | 98% |
| 4Jin Air | ฿8,426 | ฿9,389–฿10,667 | 267 | 96% |
| 5Air Premia | ฿8,785 | ฿10,044–฿11,695 | 203 | 92% |
| 6Vietnam Airlines | ฿8,864 | ฿10,374–฿11,649 | 204 | 0% |
| 7Eastar Jet | ฿9,001 | ฿10,813–฿12,357 | 665 | 93% |
| 8Thai AirAsia | ฿9,115 | ฿11,035–฿13,109 | 1,571 | 93% |
| 9Scoot | ฿9,533 | ฿9,575–฿11,733 | 34 | 0% |
| 10Thai Airways | ฿9,683 | ฿11,476–฿14,018 | 120 | 94% |
| 11Asiana Airlines | ฿10,230 | ฿10,390–฿11,512 | 21 | 95% |
| 12Air China | ฿10,643 | ฿11,641–฿13,573 | 53 | 0% |
Stops and connections
How stops affect price for Seoul
Stop counts cover both directions. Compare the time and inconvenience of a connection with the possible saving.
| Comparison | Lowest | Typical range | Results | Non-stop |
|---|---|---|---|---|
| 1Nonstop | ฿7,374 | ฿9,964–฿12,408 | 3,571 | 100% |
| 2One Stop Total | ฿8,864 | ฿10,751–฿12,999 | 376 | 0% |
| 3Two Plus Stops Total | ฿10,415 | ฿11,590–฿13,063 | 11 | — |
Weather through the year
Typical temperatures in Seoul
Usual monthly temperatures can help you choose when to go. They are not a live forecast.
-3°Jan
-1°Feb
5°Mar
12°Apr
18°May
23°Jun
25°Jul
26°Aug
21°Sep
14°Oct
7°Nov
0°Dec
Useful trip facts
What to know about Seoul
- Country
- South Korea
- Arrival code
- SEL
- Typical annual temperature
- 12°C
- Trip styles
- City, Nightlife
- Typical outbound from Bangkok
- 5h 35m
- Typical stay
- 12 nights
Usual temperature, not a forecast
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.
More ways to explore Seoul
🇰🇷
More flights to South Korea
🗺️Explore eastern asia
✈️Thai VietJet Air to SeoulFrom ฿7,374
✈️T'way Air to SeoulFrom ฿7,374
✈️Jeju Air to SeoulFrom ฿7,772
✈️Jin Air to SeoulFrom ฿8,426
✈️Air Premia to SeoulFrom ฿8,785
✈️Vietnam Airlines to SeoulFrom ฿8,864
✈️Eastar Jet to SeoulFrom ฿9,001
✈️Thai AirAsia to SeoulFrom ฿9,115
✈️Scoot to SeoulFrom ฿9,533
✈️Thai Airways to SeoulFrom ฿9,683
✈️Asiana Airlines to SeoulFrom ฿10,230
✈️Air China to SeoulFrom ฿10,643
✈️VietJet Air to SeoulFrom ฿11,252
✈️Shandong Airlines to SeoulFrom ฿11,590
✈️HK Express to SeoulFrom ฿11,603
✈️Hong Kong Airlines to SeoulFrom ฿11,663
✈️China Southern to SeoulFrom ฿11,794
✈️Thai Lion Air to SeoulFrom ฿11,845
✈️XiamenAir to SeoulFrom ฿12,358
✈️Cathay Pacific to SeoulFrom ฿13,063
Common questions about Seoul
What is the lowest available one-way fare for Seoul?
The lowest available one-way fare is ฿4,143. It is compared only with other one-way fares.
What is the lowest available roundtrip fare for Seoul?
The lowest available roundtrip fare is ฿7,374. Check the dates, baggage and final total before booking.
What is a typical fare for Seoul?
A typical fare is ฿11,291. Many available options sit between ฿10,108 and ฿12,505.
How many choices are available for Seoul?
Choose from 3,958 roundtrip flights across 1 destination in 1 country.
Are direct flights available for Seoul?
3,571 roundtrip flights are non-stop both ways. That is 90% of the current choices.
Which month has the lowest fares for Seoul?
Aug 2026 has the lowest available roundtrip fare, from ฿7,374.
When is the best time to fly from Bangkok to Seoul?
Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Seoul.
Are there direct flights from Bangkok to Seoul?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Seoul.