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Bangkok to Kuala Lumpur flights in December 2026 from $137 BKK, DMK → KUL, SZB

Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL), Sultan Abdul Aziz Shah Airport (SZB)

For departures in December 2026, the cheapest return found recently is $137 with Thai Vietjet Air, 6 Dec – 9 Dec, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 16 departure dates is usually $194 to $213. Across all 82 departure dates we hold on this route, it is usually $148 to $197. Of the 7 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$137

6 Dec – 9 Dec · Thai Vietjet Air

Suvarnabhumi Airport (BKK) → Kuala Lumpur International Airport (KUL)

out nonstop, back nonstop

found 2 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 December 2026

DatesFromAirlineStopsFound
6 Dec – 9 Dec$137Thai Vietjet Airout nonstop, back nonstopfound 2 days agoSee prices for these dates
2 Dec – 2 Dec$167AirAsiaout nonstop, back nonstopfound 2 days agoSee prices for these dates
10 Dec – 20 Dec$177AirAsiaout nonstop, back nonstopfound 3 days agoSee prices for these dates
21 Dec – 16 Jan 2027$177Thai AirAsiaout nonstop, back nonstopfound 5 days agoSee prices for these dates
12 Dec – 16 Dec$200AirAsiaout nonstop, back nonstopfound 7 days agoSee prices for these dates

Every date we hold

16 departure dates

2 Dec – 2 Dec: $167, found 2 days ago4 Dec – 4 Dec: $208, found 5 days ago6 Dec – 9 Dec: $137, found 2 days ago7 Dec – 16 Dec: $227, found 2 days ago9 Dec – 17 Dec: $209, found 7 days ago10 Dec – 20 Dec: $177, found 3 days ago12 Dec – 16 Dec: $200, found 7 days ago14 Dec – 14 Dec: $226, found 4 days ago17 Dec – 8 Jan 2027: $200, found 6 days ago18 Dec – 18 Dec: $225, found 4 days ago19 Dec – 19 Dec: $224, found 4 days ago20 Dec – 24 Dec: $202, found 5 days ago21 Dec – 16 Jan 2027: $177, found 5 days ago22 Dec – 3 Jan 2027: $201, found 5 days ago23 Dec – 3 Jan 2027: $200, found 4 days ago25 Dec – 27 Dec: $203, found 5 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
2 Dec – 2 Dec$167AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 2 days agoSee prices for these dates
4 Dec – 4 Dec$208Batik Air MalaysiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 5 days agoSee prices for these dates
6 Dec – 9 Dec$137Thai Vietjet AirSuvarnabhumi Airport (BKK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 2 days agoSee prices for these dates
7 Dec – 16 Dec$227Thai Vietjet AirSuvarnabhumi Airport (BKK) → Kuala Lumpur International Airport (KUL)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
9 Dec – 17 Dec$209AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 7 days agoSee prices for these dates
10 Dec – 20 Dec$177AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 3 days agoSee prices for these dates
12 Dec – 16 Dec$200AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 7 days agoSee prices for these dates
14 Dec – 14 Dec$226AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 4 days agoSee prices for these dates
17 Dec – 8 Jan 2027$200Thai AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 6 days agoSee prices for these dates
18 Dec – 18 Dec$225Thai Vietjet AirSuvarnabhumi Airport (BKK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 4 days agoSee prices for these dates
19 Dec – 19 Dec$224AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 4 days agoSee prices for these dates
20 Dec – 24 Dec$202AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 5 days agoSee prices for these dates
21 Dec – 16 Jan 2027$177Thai AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 5 days agoSee prices for these dates
22 Dec – 3 Jan 2027$201Thai Vietjet AirSuvarnabhumi Airport (BKK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 5 days agoSee prices for these dates
23 Dec – 3 Jan 2027$200Thai AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 4 days agoSee prices for these dates
25 Dec – 27 Dec$203Thai AirAsiaDon Mueang International Airport (DMK) → Kuala Lumpur International Airport (KUL)out nonstop, back nonstopfound 5 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $135.

November 2026From $135Cheapest seen8 departure dates27 Nov – 2 Dec · found 6 days agoSee prices for these datesEvery date in November 2026
December 2026From $13716 departure dates6 Dec – 9 Dec · found 2 days agoSee prices for these dates
January 2027From $14212 departure dates14 Jan 2027 – 17 Jan 2027 · found 3 days agoSee prices for these datesEvery date in January 2027
February 2027From $14219 departure dates23 Feb 2027 – 2 Mar 2027 · found 4 days agoSee prices for these datesEvery date in February 2027
March 2027From $1477 departure dates1 Mar 2027 – 28 Mar 2027 · found 7 days agoSee prices for these datesEvery date in March 2027
April 2027From $14810 departure dates8 Apr 2027 – 29 Apr 2027 · found 6 days agoSee prices for these datesEvery date in April 2027
May 2027From $1812 departure dates29 May 2027 – 6 Jun 2027 · found 5 days agoSee prices for these dates
June 2027From $1661 departure date5 Jun 2027 – 15 Jun 2027 · found 5 days agoSee prices for these dates
July 2027From $1406 departure dates12 Jul 2027 – 13 Jul 2027 · found 2 days agoSee prices for these dates
August 2027From $2221 departure date31 Aug 2027 – 12 Sept 2027 · found 5 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