Daegu
South Korea
One way
Aug 21Fri
One-way fare
฿3,910Steal
฿4,597 below one-way average
T'way Air
One way
Bangkok to Seoul
Nonstop
02:25BKK → ICN10:00
5h 35m · Direct
฿4,155
฿5,944-30%
฿1,789 below average
Thai VietJet AirCheapest of September 2026
Exact-itinerary fare history
1% above tracked low
Route avg. ฿5,944
- First seen
- ฿4,157
- Tracked low
- ฿4,126
- Now
- ฿4,155
View one-way fare
Continue to secure booking
One-way itinerary
Outbound flight only
One-way itinerary
Outbound flight only
OutboundSeptember 23·Wednesday
02:25
BKK
Direct5h 35m
10:00
ICNGMT+9
- BKK02:25ICN10:005h 35m
Baggage varies — check booking details.
Nearby one-way departures to Seoul15 days around September 23, 2026
AvgMinp25–p75
Cheapest
฿4,136
Sep 22
Global average
฿5,944
All travel dates
September avg
฿5,038
Selected month
One-way price check
Compared only with historical one-way fares on this route
฿4,155
One-way low ฿3,715One-way high ฿8,565
Current fare
฿4,155
One-way average
฿5,944
This month
฿5,089
Deal score
60/100
One-way price history
This itinerary’s recorded one-way fare over time
Jul 20 – Jul 23 · Price History
LowestHighest▼ 0% since Jul 20
Seoul
21°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 ฿3,715. 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 ฿5,944. You can save up to 38% 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.
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Similar one-way deals
Sep 23
฿4,155฿5,944
-30%฿1,789 below average