Skip to content
FareTell

Chengdu to Bangkok flights in December 2026 from $85 CTU, TFU → BKK, DMK

Chengdu Shuangliu International Airport (CTU), Chengdu Tianfu (TFU) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)

For departures in December 2026, the cheapest return found recently is $196 with Thai Lion Air, 2 Dec – 18 Jan 2027, found 2 days ago. The cheapest one-way found recently is $85 with Thai AirAsia, 21 Dec, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 20 departure dates is usually $210 to $225. Across all 91 departure dates we hold on this route, it is usually $212 to $245. Of the 5 months with enough return fares to compare, December 2026 is usually the cheapest.

Cheapest return found recently

$196

2 Dec – 18 Jan 2027 · Thai Lion Air

Chengdu Tianfu (TFU) → Don Mueang International Airport (DMK)

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.

FareTell may earn a commission when you book through a partner.

The cheapest dates in December 2026

DatesFromAirlineStopsFound
2 Dec – 18 Jan 2027$196Thai Lion Airout nonstop, back nonstopfound 2 days agoSee prices for these dates
21 Dec – 5 Jan 2027$199Thai AirAsiaout nonstop, back nonstopfound 2 days agoSee prices for these dates
24 Dec – 21 Jan 2027$205Thai AirAsiaout nonstop, back nonstopfound 6 days agoSee prices for these dates
4 Dec – 13 Dec$208Kunming Airlinesout 1 stop, back nonstopfound 2 days agoSee prices for these dates
7 Dec – 14 Dec$209Thai AirAsiaout nonstop, back nonstopfound 5 days agoSee prices for these dates

Every date we hold

20 departure dates

1 Dec – 26 Jan 2027: $215, found 5 days ago2 Dec – 18 Jan 2027: $196, found 2 days ago4 Dec – 13 Dec: $208, found 2 days ago5 Dec – 23 Dec: $226, found 3 days ago7 Dec – 14 Dec: $209, found 5 days ago10 Dec – 28 Jan 2027: $226, found 2 days ago11 Dec – 7 Jan 2027: $223, found 4 days ago12 Dec – 7 Jan 2027: $240, found 6 days ago14 Dec – 21 Dec: $213, found 2 days ago16 Dec – 16 Dec: $225, found 2 days ago18 Dec – 1 Jan 2027: $213, found 8 days ago20 Dec – 4 Jan 2027: $227, found 2 days ago21 Dec – 5 Jan 2027: $199, found 2 days ago23 Dec – 11 Jan 2027: $231, found 7 days ago24 Dec – 21 Jan 2027: $205, found 6 days ago25 Dec – 8 Jan 2027: $219, found 6 days ago26 Dec – 11 Jan 2027: $218, found 4 days ago29 Dec – 27 Jan 2027: $210, found 3 days ago30 Dec – 27 Jan 2027: $218, found 3 days ago31 Dec – 27 Jan 2027: $218, 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 – 26 Jan 2027$215Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 5 days agoSee prices for these dates
2 Dec – 18 Jan 2027$196Thai Lion AirChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
4 Dec – 13 Dec$208Kunming AirlinesChengdu Tianfu (TFU) → Suvarnabhumi Airport (BKK)out 1 stop, back nonstopfound 2 days agoSee prices for these dates
5 Dec – 23 Dec$226China Southern AirlinesChengdu Shuangliu International Airport (CTU) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
7 Dec – 14 Dec$209Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 5 days agoSee prices for these dates
10 Dec – 28 Jan 2027$226China Southern AirlinesChengdu Shuangliu International Airport (CTU) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
11 Dec – 7 Jan 2027$223Kunming AirlinesChengdu Tianfu (TFU) → Suvarnabhumi Airport (BKK)out 1 stop, back nonstopfound 4 days agoSee prices for these dates
12 Dec – 7 Jan 2027$240Air ChinaChengdu Shuangliu International Airport (CTU) → Suvarnabhumi Airport (BKK)out 1 stop, back nonstopfound 6 days agoSee prices for these dates
14 Dec – 21 Dec$213Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
16 Dec – 16 Dec$225Spring AirlinesChengdu Tianfu (TFU) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
18 Dec – 1 Jan 2027$213Thai Lion AirChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 8 days agoSee prices for these dates
20 Dec – 4 Jan 2027$227China Southern AirlinesChengdu Shuangliu International Airport (CTU) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
21 Dec – 5 Jan 2027$199Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
23 Dec – 11 Jan 2027$231Thai Lion AirChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 7 days agoSee prices for these dates
24 Dec – 21 Jan 2027$205Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
25 Dec – 8 Jan 2027$219Thai Lion AirChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
26 Dec – 11 Jan 2027$218Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 4 days agoSee prices for these dates
29 Dec – 27 Jan 2027$210Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 3 days agoSee prices for these dates
30 Dec – 27 Jan 2027$218Shandong AirlinesChengdu Tianfu (TFU) → Suvarnabhumi Airport (BKK)out 1 stop, back nonstopfound 3 days agoSee prices for these dates
31 Dec – 27 Jan 2027$218Shandong AirlinesChengdu Tianfu (TFU) → Suvarnabhumi Airport (BKK)out 1 stop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

January 2027 is the cheapest month — from $187.

November 2026From $18813 departure dates24 Nov – 30 Nov · found 8 days agoSee prices for these datesEvery date in November 2026
December 2026From $19620 departure dates2 Dec – 18 Jan 2027 · found 2 days agoSee prices for these dates
January 2027From $187Cheapest seen27 departure dates14 Jan 2027 – 27 Jan 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $19222 departure dates19 Feb 2027 – 22 Mar 2027 · found 3 days agoSee prices for these datesEvery date in February 2027
March 2027From $2067 departure dates20 Mar 2027 – 31 Mar 2027 · found 3 days agoSee prices for these datesEvery date in March 2027
April 2027From $2532 departure dates4 Apr 2027 – 15 Apr 2027 · found 7 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 9 departure dates is usually $93 to $98. Across all 74 departure dates we hold on this route, it is usually $92 to $110. Of the 7 months with enough one-way fares to compare, 2 are usually cheaper than December 2026.

Cheapest one-way found recently

$85

21 Dec · Thai AirAsia

Chengdu Tianfu (TFU) → Don Mueang International Airport (DMK)

nonstop

found 2 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

FareTell may earn a commission when you book through a partner.

The cheapest dates in December 2026

DatesFromAirlineStopsFound
21 Dec$85Thai AirAsianonstopfound 2 days agoOpen this trip
24 Dec$91Thai AirAsianonstopfound 6 days agoOpen this trip
17 Dec$93Thai AirAsianonstopfound 3 days agoOpen this trip
26 Dec$93Thai AirAsianonstopfound 2 days agoOpen this trip
22 Dec$97Thai AirAsianonstopfound 7 days agoOpen this trip

Every date we hold

9 departure dates

4 Dec: $108, found 3 days ago14 Dec: $98, found 2 days ago17 Dec: $93, found 3 days ago18 Dec: $103, found 3 days ago19 Dec: $98, found 4 days ago21 Dec: $85, found 2 days ago22 Dec: $97, found 7 days ago24 Dec: $91, found 6 days ago26 Dec: $93, 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$108Kunming AirlinesChengdu Tianfu (TFU) → Suvarnabhumi Airport (BKK)1 stopfound 3 days agoOpen this trip
14 Dec$98Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip
17 Dec$93Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 3 days agoOpen this trip
18 Dec$103Thai Lion AirChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 3 days agoOpen this trip
19 Dec$98Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 4 days agoOpen this trip
21 Dec$85Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip
22 Dec$97Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 7 days agoOpen this trip
24 Dec$91Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 6 days agoOpen this trip
26 Dec$93Thai AirAsiaChengdu Tianfu (TFU) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip

Which month looks cheapest?

February 2027 is the cheapest month — from $79.

November 2026From $829 departure dates16 Nov · found 6 days agoOpen this tripEvery date in November 2026
December 2026From $859 departure dates21 Dec · found 2 days agoOpen this trip
January 2027From $9412 departure dates9 Jan 2027 · found 4 days agoOpen this tripEvery date in January 2027
February 2027From $79Cheapest seen14 departure dates19 Feb 2027 · found 2 days agoOpen this tripEvery date in February 2027
March 2027From $9319 departure dates18 Mar 2027 · found 2 days agoOpen this tripEvery date in March 2027
April 2027From $824 departure dates23 Apr 2027 · found 4 days agoOpen this trip
May 2027From $815 departure dates9 May 2027 · found 2 days agoOpen this trip
June 2027From $811 departure date19 Jun 2027 · found 2 days agoOpen this trip
October 2027From $931 departure date24 Oct 2027 · found 4 days agoOpen this trip

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