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Bangkok to Phnom Penh in December 2026 BKK, DMK → KTI

Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Techo International (KTI)

For departures in December 2026, the cheapest return found recently is $194 with Thai Vietjet Air, 12 Dec – 1 Jan 2027, found yesterday.

Return

In December 2026, the cheapest return fare on each of 8 departure dates is usually $208 to $237. Across all 32 departure dates we hold on this route, it is usually $170 to $199. Of the 5 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$194

12 Dec – 1 Jan 2027 · Thai Vietjet Air

Suvarnabhumi Airport (BKK) → Techo International (KTI)

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$149

9 Dec – 11 Dec · Thai Vietjet Air

Suvarnabhumi Airport (BKK) → Techo International (KTI)

out nonstop, back nonstop

found 6 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
9 Dec – 11 Dec$149Thai Vietjet Airout nonstop, back nonstopfound 6 days agoSee prices for these dates
12 Dec – 1 Jan 2027$194Thai Vietjet Airout nonstop, back nonstopfound yesterdaySee prices for these dates
22 Dec – 5 Jan 2027$213Air Cambodiaout nonstop, back nonstopfound 2 days agoSee prices for these dates
13 Dec – 22 Dec$216Thai AirAsiaout nonstop, back nonstopfound 4 days agoSee prices for these dates
4 Dec – 19 Dec$221Thai AirAsiaout nonstop, back nonstopfound 6 days agoSee prices for these dates

Every date we hold

8 departure dates

4 Dec – 19 Dec: $221, found 6 days ago5 Dec – 3 Jan 2027: $244, found yesterday8 Dec – 10 Dec: $235, found 6 days ago9 Dec – 11 Dec: $149, found 6 days ago12 Dec – 1 Jan 2027: $194, found yesterday13 Dec – 22 Dec: $216, found 4 days ago21 Dec – 7 Jan 2027: $258, found 2 days ago22 Dec – 5 Jan 2027: $213, found 2 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
4 Dec – 19 Dec$221Thai AirAsiaDon Mueang International Airport (DMK) → Techo International (KTI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
5 Dec – 3 Jan 2027$244Thai AirAsiaDon Mueang International Airport (DMK) → Techo International (KTI)out nonstop, back nonstopfound yesterdaySee prices for these dates
8 Dec – 10 Dec$235Thai AirAsiaDon Mueang International Airport (DMK) → Techo International (KTI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
9 Dec – 11 Dec$149Thai Vietjet AirSuvarnabhumi Airport (BKK) → Techo International (KTI)out nonstop, back nonstopfound 6 days agoSee prices for these dates
12 Dec – 1 Jan 2027$194Thai Vietjet AirSuvarnabhumi Airport (BKK) → Techo International (KTI)out nonstop, back nonstopfound yesterdaySee prices for these dates
13 Dec – 22 Dec$216Thai AirAsiaDon Mueang International Airport (DMK) → Techo International (KTI)out nonstop, back nonstopfound 4 days agoSee prices for these dates
21 Dec – 7 Jan 2027$258Air CambodiaSuvarnabhumi Airport (BKK) → Techo International (KTI)out nonstop, back nonstopfound 2 days agoSee prices for these dates
22 Dec – 5 Jan 2027$213Air CambodiaSuvarnabhumi Airport (BKK) → Techo International (KTI)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

January 2027 is the cheapest month — from $148.

October 2026From $1742 departure dates24 Oct – 22 Nov · found todaySee prices for these dates
November 2026From $1596 departure dates17 Nov – 19 Nov · found 3 days agoSee prices for these dates
December 2026From $1498 departure dates9 Dec – 11 Dec · found 6 days agoSee prices for these dates
January 2027From $148Cheapest seen10 departure dates13 Jan 2027 – 13 Jan 2027 · found todaySee prices for these datesEvery date in January 2027
February 2027From $1743 departure dates11 Feb 2027 – 9 Mar 2027 · found 6 days agoSee prices for these dates
March 2027From $1653 departure dates31 Mar 2027 – 7 Apr 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