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Beijing to Bangkok flights in December 2026 from $221 PEK, PKX → BKK, DMK

Beijing Capital International Airport (PEK), Beijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)

For departures in December 2026, the cheapest return found recently is $221 with China Southern Airlines, 6 Dec – 15 Dec, found yesterday.

Return

In December 2026, the cheapest return fare on each of 31 departure dates is usually $226 to $229. Across all 184 departure dates we hold on this route, it is usually $239 to $300. Of the 10 months with enough return fares to compare, December 2026 is usually the cheapest.

Cheapest return found recently

$221

6 Dec – 15 Dec · China Southern Airlines

Beijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)

out 1 stop, back 1 stop

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$220

2 Dec – 16 Dec · China Southern Airlines

Beijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)

out 1 stop, back 1 stop

found 2 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
2 Dec – 16 Dec$220China Southern Airlinesout 1 stop, back 1 stopfound 2 days agoSee prices for these dates
6 Dec – 15 Dec$221China Southern Airlinesout 1 stop, back 1 stopfound yesterdaySee prices for these dates
3 Dec – 31 Dec$226China Southern Airlinesout 1 stop, back 1 stopfound yesterdaySee prices for these dates
4 Dec – 13 Dec$226China Southern Airlinesout 1 stop, back 1 stopfound 3 days agoSee prices for these dates
5 Dec – 14 Dec$226China Southern Airlinesout 1 stop, back 1 stopfound 2 days agoSee prices for these dates

Every date we hold

31 departure dates

1 Dec – 6 Jan 2027: $228, found 3 days ago2 Dec – 16 Dec: $220, found 2 days ago3 Dec – 31 Dec: $226, found yesterday4 Dec – 13 Dec: $226, found 3 days ago5 Dec – 14 Dec: $226, found 2 days ago6 Dec – 15 Dec: $221, found yesterday7 Dec – 11 Jan 2027: $226, found 2 days ago8 Dec – 4 Jan 2027: $228, found 3 days ago9 Dec – 23 Dec: $229, found 3 days ago10 Dec – 1 Jan 2027: $227, found 2 days ago11 Dec – 19 Dec: $226, found 2 days ago12 Dec – 3 Jan 2027: $241, found 3 days ago13 Dec – 12 Jan 2027: $226, found 2 days ago14 Dec – 28 Dec: $228, found 3 days ago15 Dec – 15 Jan 2027: $226, found 2 days ago16 Dec – 15 Jan 2027: $226, found 2 days ago17 Dec – 2 Jan 2027: $228, found 3 days ago18 Dec – 2 Jan 2027: $227, found 3 days ago19 Dec – 10 Jan 2027: $226, found 2 days ago20 Dec – 4 Jan 2027: $226, found 2 days ago21 Dec – 2 Jan 2027: $226, found 2 days ago22 Dec – 21 Jan 2027: $226, found 2 days ago23 Dec – 18 Jan 2027: $226, found 2 days ago24 Dec – 18 Jan 2027: $226, found 2 days ago25 Dec – 21 Jan 2027: $226, found 2 days ago26 Dec – 5 Jan 2027: $234, found 2 days ago27 Dec – 22 Jan 2027: $245, found 2 days ago28 Dec – 13 Jan 2027: $245, found yesterday29 Dec – 16 Jan 2027: $250, found 3 days ago30 Dec – 23 Jan 2027: $257, found 3 days ago31 Dec – 23 Jan 2027: $269, found 3 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 6 Jan 2027$228China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
2 Dec – 16 Dec$220China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
3 Dec – 31 Dec$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
4 Dec – 13 Dec$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
5 Dec – 14 Dec$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
6 Dec – 15 Dec$221China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
7 Dec – 11 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
8 Dec – 4 Jan 2027$228China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
9 Dec – 23 Dec$229China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
10 Dec – 1 Jan 2027$227China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
11 Dec – 19 Dec$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
12 Dec – 3 Jan 2027$241China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
13 Dec – 12 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
14 Dec – 28 Dec$228China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
15 Dec – 15 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
16 Dec – 15 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
17 Dec – 2 Jan 2027$228China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
18 Dec – 2 Jan 2027$227China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
19 Dec – 10 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
20 Dec – 4 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
21 Dec – 2 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
22 Dec – 21 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
23 Dec – 18 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
24 Dec – 18 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
25 Dec – 21 Jan 2027$226China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
26 Dec – 5 Jan 2027$234China EasternBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
27 Dec – 22 Jan 2027$245China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
28 Dec – 13 Jan 2027$245China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
29 Dec – 16 Jan 2027$250China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
30 Dec – 23 Jan 2027$257Xiamen AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
31 Dec – 23 Jan 2027$269China Southern AirlinesBeijing Daxing International Airport (PKX) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $220.

November 2026From $220Cheapest seen16 departure dates23 Nov – 1 Dec · found 3 days agoSee prices for these datesEvery date in November 2026
December 2026From $22031 departure dates2 Dec – 16 Dec · found 2 days agoSee prices for these dates
January 2027From $23931 departure dates5 Jan 2027 – 13 Jan 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $23927 departure dates12 Feb 2027 – 21 Feb 2027 · found 2 days agoSee prices for these datesEvery date in February 2027
March 2027From $23923 departure dates8 Mar 2027 – 15 Mar 2027 · found 2 days agoSee prices for these datesEvery date in March 2027
April 2027From $29214 departure dates6 Apr 2027 – 25 Apr 2027 · found 2 days agoSee prices for these datesEvery date in April 2027
May 2027From $29110 departure dates2 May 2027 – 18 May 2027 · found 2 days agoSee prices for these datesEvery date in May 2027
June 2027From $28720 departure dates4 Jun 2027 – 11 Jun 2027 · found 3 days agoSee prices for these datesEvery date in June 2027
July 2027From $2875 departure dates3 Jul 2027 – 12 Jul 2027 · found 2 days agoSee prices for these dates
August 2027From $3125 departure dates6 Aug 2027 – 22 Aug 2027 · found 3 days agoSee prices for these dates
September 2027From $4031 departure date20 Sept 2027 – 5 Oct 2027 · found 6 days agoSee prices for these dates
October 2027From $2871 departure date20 Oct 2027 – 29 Oct 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