Cheapest return flights from Bangkok to Chiang Rai in August from $51

AirHint found the following cheapest return flights from Bangkok (BKK) to Chiang Rai (CEI) in August 2025 (see full year).

Return flights

28 Aug - 06 Sep Nok Air direct
09 Aug - 26 Sep Nok Air direct
14 Aug - 21 Aug Nok Air direct
15 Aug - 22 Aug Nok Air direct
10 Aug - 15 Aug Nok Air direct
11 Aug - 15 Aug Nok Air direct
18 Aug - 21 Aug Nok Air direct
23 Aug - 24 Aug Nok Air direct
22 Aug - 30 Aug Nok Air direct
15 Aug - 17 Aug Nok Air direct
08 Aug - 12 Aug Nok Air direct
20 Aug - 22 Aug Thai AirAsia direct
22 Aug - 06 Sep Thai AirAsia direct
22 Aug - 09 Sep Thai AirAsia direct
22 Aug - 12 Sep Thai AirAsia direct
16 Aug - 06 Sep Thai AirAsia direct
28 Aug - 09 Sep Thai AirAsia direct
28 Aug - 12 Sep Thai AirAsia direct
18 Aug - 06 Sep Thai AirAsia direct
16 Aug - 02 Sep Thai AirAsia direct

Also check the deals for one-way flights from Bangkok to Chiang Rai in August.

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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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