Daegu
South Korea
One way
Oct 2Fri
One-way fare
฿4,690Steal
฿3,921 below one-way average
T'way Air
One way
Bangkok to Seoul
1 stop · Hanoi
19:05BKK → ICN05:50
6h 15m · 1 stop
2h 30m layover Hanoi
฿5,347
฿5,966-10%
฿619 below average
Vietnam AirlinesExact-itinerary fare history
7% above tracked low
Route avg. ฿5,966
- First seen
- ฿5,127
- Tracked low
- ฿5,020
- Now
- ฿5,347
View one-way fare
Continue to secure booking
One-way itinerary
Outbound flight only
One-way itinerary
Outbound flight only
OutboundOctober 13·Tuesday
19:05
BKK
1 stop6h 15m
05:50
ICNGMT+9
- BKK19:05HAN21:052h
- 2h 30m layover in Hanoi
- HAN23:35ICN05:504h 15m
Baggage varies — check booking details.
Nearby one-way departures to Seoul15 days around October 13, 2026
AvgMinp25–p75
Cheapest
฿4,640
Sep 30
Global average
฿5,966
All travel dates
October avg
฿5,700
Selected month
One-way price check
Compared only with historical one-way fares on this route
฿5,347
One-way low ฿4,143One-way high ฿8,483
Current fare
฿5,347
One-way average
฿5,966
This month
฿5,643
Deal score
33/100
One-way price history
This itinerary’s recorded one-way fare over time
Jul 20 – Jul 26 · Price History
LowestHighest▲ 4% since Jul 20
Seoul
14°C
Mild
0km
Distance
KRW
Currency
FAQ about Seoul
What is the cheapest flight from Bangkok to Seoul?
The cheapest flight we've found from Bangkok to Seoul is ฿4,143. Prices change frequently, so check back often for the latest deals.
What is the average flight price from Bangkok to Seoul?
The average price for flights from Bangkok to Seoul is around ฿5,966. You can save up to 31% by booking the cheapest available deal.
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.
Do I need a visa to visit Seoul, South Korea?
Visa requirements depend on your nationality. We recommend checking with the embassy or consulate of South Korea for the most up-to-date visa information before booking your flight.
Keep exploring
Similar one-way deals
Oct 13
฿5,347฿5,966
-10%฿619 below average