Cheapest return flights from Chiang Mai to Bangkok in September from $64

AirHint found the following cheapest return flights from Chiang Mai (CNX) to Bangkok (BKK) in September 2026 (see full year).

Return flights

09 Sep - 14 Sep Thai VietJet Air direct
19 Sep - 21 Sep Thai AirAsia direct
30 Sep - 06 Oct Thai AirAsia direct
07 Sep - 23 Sep Thai AirAsia direct
15 Sep - 27 Sep Nok Air direct
14 Sep - 27 Sep Nok Air direct
14 Sep - 14 Sep Nok Air direct
09 Sep - 27 Sep Nok Air direct
09 Sep - 13 Sep Nok Air direct
09 Sep - 09 Sep Nok Air direct
11 Sep - 27 Sep Nok Air direct

Also check the deals for one-way flights from Chiang Mai to Bangkok in September.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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