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How much are flights from Bangkok to Seoul?

Planning a trip to Seoul? Compare dates, airlines, flight times and direct options from Bangkok. 30 one-way fares from ฿4,750 · 600 roundtrips from ฿9,311. These results are for november 2026.

One way from
฿4,750
30 outbound-only options
Roundtrip from
฿9,311
600 complete trips
Typical roundtrip
฿9,888
Half cost less, half cost more
Flight options
600
Roundtrips available
Where
Depart
Depart
15d
Trip type
RETURN
Clear
Sort by
Best Deals

Roundtrip deals

620 fares · from ฿9,234

Outbound and return flights together in one total fare.

Show only roundtrip
Oct 31 → Nov 66 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,234
฿11,175-17%
Save ฿1,941
Thai VietJet AirThai AirAsia
Oct 31 → Nov 1616 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,234
฿11,175-17%
Save ฿1,941
Thai VietJet AirThai AirAsia
Oct 31 → Nov 2121 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,234
฿11,175-17%
Save ฿1,941
Thai VietJet AirThai AirAsia
Oct 31 → Nov 77 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,236
฿11,175-17%
Save ฿1,939
Thai VietJet AirThai AirAsia
Oct 31 → Nov 1212 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,236
฿11,175-17%
Save ฿1,939
Thai VietJet AirThai AirAsia
Oct 31 → Nov 1717 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,236
฿11,175-17%
Save ฿1,939
Thai VietJet AirThai AirAsia
Oct 31 → Nov 44 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,236
฿11,175-17%
Save ฿1,939
Thai VietJet AirThai AirAsia
Oct 31 → Nov 1919 nights
02:25BKK → ICN10:005h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,264
฿11,175-17%
Save ฿1,911
Thai VietJet AirThai AirAsia
Nov 1 → Nov 1211 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,311
฿11,175-17%
Save ฿1,864
Thai AirAsia
Cheapest of November 2026
Oct 31 → Nov 55 nights
02:25BKK → ICN10:005h 35m · Direct
19:50ICN → BKK00:106h 20m · Direct
฿9,314
฿11,175-17%
Save ฿1,861
Thai VietJet AirT'way Air
Nov 10 → Nov 2717 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 166 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 2313 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 2111 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 2818 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 2212 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 2919 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 2616 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,351
฿11,175-16%
Save ฿1,824
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 177 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,353
฿11,175-16%
Save ฿1,822
Thai AirAsia
Lowest 10% of November 2026
Nov 10 → Nov 2414 nights
02:30DMK → ICN10:055h 35m · Direct
11:20ICN → DMK15:306h 10m · Direct
฿9,353
฿11,175-16%
Save ฿1,822
Thai AirAsia
Lowest 10% of November 2026

One-way deals

31 fares · from ฿4,436

Outbound fare only — add a return separately if you need one.

Show only one way
sat · Oct 31One way
02:25BKK → ICN10:005h 35m · Direct
฿4,436
฿5,653-22%
฿1,217 below average
Thai VietJet Air
Lowest 10% of October 2026
tue · Nov 10One way
02:30DMK → ICN10:055h 35m · Direct
฿4,750
฿5,653-16%
฿903 below average
Thai AirAsia
Cheapest of November 2026
wed · Nov 4One way
02:30DMK → ICN10:055h 35m · Direct
฿4,753
฿5,653-16%
฿900 below average
Thai AirAsia
Cheapest of November 2026
mon · Nov 2One way
02:30DMK → ICN10:055h 35m · Direct
฿4,820
฿5,653-15%
฿833 below average
Thai AirAsia
Lowest 10% of November 2026
sun · Nov 8One way
02:30DMK → ICN10:055h 35m · Direct
฿4,820
฿5,653-15%
฿833 below average
Thai AirAsia
Lowest 10% of November 2026
wed · Nov 25One way
02:30DMK → ICN10:055h 35m · Direct
฿4,820
฿5,653-15%
฿833 below average
Thai AirAsia
Lowest 10% of November 2026
mon · Nov 30One way
02:30DMK → ICN10:055h 35m · Direct
฿4,823
฿5,653-15%
฿830 below average
Thai AirAsia
Lowest 10% of November 2026
sun · Nov 29One way
02:30DMK → ICN10:055h 35m · Direct
฿4,823
฿5,653-15%
฿830 below average
Thai AirAsia
Lowest 10% of November 2026
fri · Nov 20One way
02:30DMK → ICN10:055h 35m · Direct
฿4,835
฿5,653-14%
฿818 below average
Thai AirAsia
Lowest 10% of November 2026
tue · Nov 17One way
02:30DMK → ICN10:055h 35m · Direct
฿4,835
฿5,653-14%
฿818 below average
Thai AirAsia
Lowest 10% of November 2026
fri · Nov 6One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026
mon · Nov 9One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026
sat · Nov 7One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026
sun · Nov 1One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026
sun · Nov 15One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026
thu · Nov 5One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026Down from ฿5,575 on Sep 2
tue · Nov 3One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026
wed · Nov 11One way
02:30DMK → ICN10:055h 35m · Direct
฿4,837
฿5,653-14%
฿816 below average
Thai AirAsia
Lowest 10% of November 2026
thu · Nov 12One way
02:30DMK → ICN10:055h 35m · Direct
฿4,838
฿5,653-14%
฿815 below average
Thai AirAsia
Lowest 10% of November 2026
fri · Nov 27One way
02:30DMK → ICN10:055h 35m · Direct
฿4,841
฿5,653-14%
฿812 below average
Thai AirAsia
Lowest 10% of November 2026

Plan with confidence

Find the trip that fits

Compare prices, dates, airlines and travel time. Then choose the deal that feels right.

See the difference

November 2026 at a glance

Compare price, non-stop choice and travel time with other Seoul options.

Typical price difference

-9%

฿9,888 here compared with ฿10,908

Non-stop options

100%

+21 points compared with other flights

Typical flight time

5h 35m

— longer than the comparison

Roundtrip options

600

Trips ready to compare

Typical prices

What do Seoul roundtrips usually cost?

This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.

Half of the 600 prices fall inside the shaded band. This makes it easier to see whether the lowest fare is common or unusual.

Flexible dates

Cheapest departure dates for Seoul

Compare nearby dates to see where the better prices are. Always check the final price before booking.

฿9,712
Nov 1
฿9,694
Nov 2
฿9,463
Nov 3
฿9,744
Nov 4
฿9,830
Nov 5
฿9,469
Nov 6
฿9,442
Nov 7
฿9,424
Nov 8
฿9,442
Nov 9
฿9,353
Nov 10
฿9,442
Nov 11
฿9,445
Nov 12
฿9,450
Nov 13
฿11,046
Nov 14
฿9,727
Nov 15
฿9,780
Nov 16
฿9,725
Nov 17
฿9,448
Nov 18
฿9,731
Nov 19
฿9,887
Nov 20
฿10,441
Nov 21
฿10,465
Nov 22
฿10,443
Nov 23
฿10,635
Nov 24
฿11,047
Nov 25
฿11,071
Nov 26
฿11,086
Nov 27
฿11,201
Nov 28
฿11,210
Nov 29
฿11,210
Nov 30
Bars show the typical roundtrip fare for each choice.Lowest: Nov 1 from ฿9,311

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.

Which airlines show the lowest Seoul fares?
ComparisonLowestTypical rangeResultsNon-stop
1Thai AirAsia฿9,311฿9,443–฿11,071580100%
2T'way Air฿9,694฿10,863–฿11,56281100%
3Eastar Jet฿9,740฿9,871–฿10,42282100%
4Air Premia฿10,463฿10,635–฿11,07185100%
5Thai VietJet Air฿11,188฿11,209–฿11,8935898%
6Vietnam Airlines฿12,6871

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
Mar
12°Apr
18°May
23°Jun
25°Jul
26°Aug
21°Sep
14°Oct
Nov
Dec
Typical monthly temperature range: -3°C to 26°C. Verify a live forecast near departure.

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, DMK
Airports represented in the current fare results
Arrival airports
ICN
Airports represented in the current fare results
Typical outbound from Bangkok
5h 35m
Typical stay
12 nights

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.

Explore related searches

Common questions about Seoul

What is the lowest available one-way fare for Seoul?
The lowest available one-way fare is ฿4,750. It is compared only with other one-way fares.
What is the lowest available roundtrip fare for Seoul?
The lowest available roundtrip fare is ฿9,311. Check the dates, baggage and final total before booking.
What is a typical fare for Seoul?
A typical fare is ฿9,888. Many available options sit between ฿9,443 and ฿11,081.
How many choices are available for Seoul?
Choose from 600 roundtrip flights across 1 destination in 1 country.
Are direct flights available for Seoul?
599 roundtrip flights are non-stop both ways. That is 100% of the current choices.
Which month has the lowest fares for Seoul?
Nov 2026 has the lowest available roundtrip fare, from ฿9,311.
What is the cheapest flight from Bangkok to Seoul?
The lowest currently observed flight from Bangkok to Seoul is ฿9,311. Confirm the final itinerary total and availability before booking.
When is the best time to fly from Bangkok to Seoul?
Based on current prices, November 2026 offers some of the best deals from Bangkok to Seoul. Check the month-by-month breakdown on this page for the cheapest times to fly.