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Chiang Mai to Bangkok in October 2026 CNX → BKK, DMK

Chiang Mai International Airport (CNX) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)

For departures in October 2026, the cheapest return found recently is $71 with Nok Air, 29 Oct – 30 Oct, found 2 days ago. The cheapest one-way found recently is $38 with Thai Vietjet Air, 31 Oct, found today.

Return

In October 2026, the cheapest return fare on each of 5 departure dates is usually $79 to $86. Across all 18 departure dates we hold on this route, it is usually $83 to $102. Of the 2 months with enough return fares to compare, October 2026 is usually the cheapest.

Cheapest return found recently

$71

29 Oct – 30 Oct · Nok Air

Chiang Mai International Airport (CNX) → 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.

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
29 Oct – 30 Oct$71Nok Airout nonstop, back nonstopfound 2 days agoSee prices for these dates
20 Oct – 27 Oct$79Thai Vietjet Airout nonstop, back nonstopfound 7 days agoSee prices for these dates
27 Oct – 29 Oct$81Thai AirAsiaout nonstop, back nonstopfound 6 days agoSee prices for these dates
31 Oct – 1 Nov$86Nok Airout nonstop, back nonstopfound 3 days agoSee prices for these dates
22 Oct – 22 Oct$89Thai Lion Airout nonstop, back nonstopfound 4 days agoSee prices for these dates

Every date we hold

5 departure dates

20 Oct – 27 Oct: $79, found 7 days ago22 Oct – 22 Oct: $89, found 4 days ago27 Oct – 29 Oct: $81, found 6 days ago29 Oct – 30 Oct: $71, found 2 days ago31 Oct – 1 Nov: $86, found 3 days agoOct
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct – 27 Oct$79Thai Vietjet AirChiang Mai International Airport (CNX) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 7 days agoSee prices for these dates
22 Oct – 22 Oct$89Thai Lion AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 4 days agoSee prices for these dates
27 Oct – 29 Oct$81Thai AirAsiaChiang Mai International Airport (CNX) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
29 Oct – 30 Oct$71Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
31 Oct – 1 Nov$86Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)out nonstop, back nonstopfound 3 days agoSee prices for these dates

Which month looks cheapest?

October 2026 is the cheapest month — from $71.

October 2026From $71Cheapest seen5 departure dates29 Oct – 30 Oct · found 2 days agoSee prices for these dates
November 2026From $929 departure dates9 Nov – 11 Nov · found 4 days agoSee prices for these datesEvery date in November 2026
December 2026From $1082 departure dates26 Dec – 22 Jan 2027 · found yesterdaySee prices for these datesEvery date in December 2026
January 2027From $821 departure date26 Jan 2027 – 29 Jan 2027 · found 2 days agoSee prices for these datesEvery date in January 2027
February 2027From $771 departure date6 Feb 2027 – 24 Feb 2027 · found 3 days agoSee prices for these dates

One-way

In October 2026, the cheapest one-way fare on each of 12 departure dates is usually $35 to $38. Across all 96 departure dates we hold on this route, it is usually $39 to $50. Of the 6 months with enough one-way fares to compare, October 2026 is usually the cheapest.

Cheapest one-way found recently

$38

31 Oct · Thai Vietjet Air

Chiang Mai International Airport (CNX) → Suvarnabhumi Airport (BKK)

nonstop

found today

Open this tripCheck today's price

Cheapest we hold, of any age

$28

29 Oct · Nok Air

Chiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)

nonstop

found 2 days ago

Open this tripCheck today's price

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The cheapest dates in October 2026

DatesFromAirlineStopsFound
29 Oct$28Nok Airnonstopfound 2 days agoOpen this trip
28 Oct$31Nok Airnonstopfound 3 days agoOpen this trip
22 Oct$34Thai Lion Airnonstopfound 4 days agoOpen this trip
26 Oct$35Nok Airnonstopfound 5 days agoOpen this trip
30 Oct$35Nok Airnonstopfound 3 days agoOpen this trip

Every date we hold

12 departure dates

20 Oct: $38, found 2 days ago21 Oct: $38, found 2 days ago22 Oct: $34, found 4 days ago23 Oct: $38, found 2 days ago24 Oct: $40, found 3 days ago25 Oct: $44, found 2 days ago26 Oct: $35, found 5 days ago27 Oct: $38, found 6 days ago28 Oct: $31, found 3 days ago29 Oct: $28, found 2 days ago30 Oct: $35, found 3 days ago31 Oct: $38, found todayOct
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct$38Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip
21 Oct$38Thai Vietjet AirChiang Mai International Airport (CNX) → Suvarnabhumi Airport (BKK)nonstopfound 2 days agoOpen this trip
22 Oct$34Thai Lion AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 4 days agoOpen this trip
23 Oct$38Thai Lion AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip
24 Oct$40Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 3 days agoOpen this trip
25 Oct$44Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip
26 Oct$35Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 5 days agoOpen this trip
27 Oct$38Thai Vietjet AirChiang Mai International Airport (CNX) → Suvarnabhumi Airport (BKK)nonstopfound 6 days agoOpen this trip
28 Oct$31Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 3 days agoOpen this trip
29 Oct$28Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip
30 Oct$35Nok AirChiang Mai International Airport (CNX) → Don Mueang International Airport (DMK)nonstopfound 3 days agoOpen this trip
31 Oct$38Thai Vietjet AirChiang Mai International Airport (CNX) → Suvarnabhumi Airport (BKK)nonstopfound todayOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $28.

October 2026From $28Cheapest seen12 departure dates29 Oct · found 2 days agoOpen this trip
November 2026From $3428 departure dates1 Nov · found 3 days agoOpen this tripEvery date in November 2026
December 2026From $3923 departure dates22 Dec · found 3 days agoOpen this tripEvery date in December 2026
January 2027From $3219 departure dates14 Jan 2027 · found 2 days agoOpen this tripEvery date in January 2027
February 2027From $386 departure dates5 Feb 2027 · found yesterdayOpen this trip
March 2027From $352 departure dates3 Mar 2027 · found yesterdayOpen this trip
April 2027From $364 departure dates1 Apr 2027 · found todayOpen this trip
July 2027From $302 departure dates15 Jul 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