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Seoul to Bangkok flights in November 2026 from $290 GMP, ICN → BKK, DMK

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)

For departures in November 2026, the cheapest return found recently is $290 with Shandong Airlines, 25 Nov – 1 Dec, found 4 days ago.

Return

In November 2026, the cheapest return fare on each of 7 departure dates is usually $312 to $348. Across all 62 departure dates we hold on this route, it is usually $321 to $361. Of the 5 months with enough return fares to compare, November 2026 is usually the cheapest.

Cheapest return found recently

$290

25 Nov – 1 Dec · Shandong Airlines

Incheon International Airport (ICN) → Suvarnabhumi Airport (BKK)

out 1 stop, back 1 stop

found 4 days ago

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in November 2026

DatesFromAirlineStopsFound
25 Nov – 1 Dec$290Shandong Airlinesout 1 stop, back 1 stopfound 4 days agoSee prices for these dates
29 Nov – 8 Dec$308Vietnam Airlinesout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
21 Nov – 29 Nov$315Vietnam Airlinesout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
16 Nov – 7 Dec$316Vietnam Airlinesout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
23 Nov – 5 Dec$348China Easternout 1 stop, back 2 stopsfound 5 days agoSee prices for these dates

Every date we hold

7 departure dates

16 Nov – 7 Dec: $316, found 6 days ago21 Nov – 29 Nov: $315, found 6 days ago23 Nov – 5 Dec: $348, found 5 days ago25 Nov – 1 Dec: $290, found 4 days ago27 Nov – 7 Dec: $349, found 5 days ago29 Nov – 8 Dec: $308, found 5 days ago30 Nov – 14 Dec: $584, found 5 days agoNov
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
16 Nov – 7 Dec$316Vietnam AirlinesIncheon International Airport (ICN) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
21 Nov – 29 Nov$315Vietnam AirlinesIncheon International Airport (ICN) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
23 Nov – 5 Dec$348China EasternIncheon International Airport (ICN) → Suvarnabhumi Airport (BKK)out 1 stop, back 2 stopsfound 5 days agoSee prices for these dates
25 Nov – 1 Dec$290Shandong AirlinesIncheon International Airport (ICN) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
27 Nov – 7 Dec$349China EasternIncheon International Airport (ICN) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
29 Nov – 8 Dec$308Vietnam AirlinesIncheon International Airport (ICN) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
30 Nov – 14 Dec$584Air ChinaGimpo International Airport (GMP) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $290.

November 2026From $290Cheapest seen7 departure dates25 Nov – 1 Dec · found 4 days agoSee prices for these dates
December 2026From $30318 departure dates2 Dec – 16 Dec · found 3 days agoSee prices for these datesEvery date in December 2026
January 2027From $32314 departure dates12 Jan 2027 – 31 Jan 2027 · found 5 days agoSee prices for these datesEvery date in January 2027
February 2027From $32911 departure dates14 Feb 2027 – 28 Feb 2027 · found 5 days agoSee prices for these datesEvery date in February 2027
March 2027From $2974 departure dates4 Mar 2027 – 11 Mar 2027 · found 7 days agoSee prices for these dates
May 2027From $3232 departure dates15 May 2027 – 21 May 2027 · found 5 days agoSee prices for these dates
June 2027From $3191 departure date14 Jun 2027 – 3 Jul 2027 · found 8 days agoSee prices for these dates
July 2027From $3152 departure dates7 Jul 2027 – 28 Jul 2027 · found 6 days agoSee prices for these dates
August 2027From $2952 departure dates22 Aug 2027 – 28 Aug 2027 · found 3 days agoSee prices for these dates
October 2027From $3151 departure date4 Oct 2027 – 9 Oct 2027 · found 6 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work