Cheapest one-way flights from Bangkok to Chiang Rai in September from $11

AirHint found the following cheapest one-way flights from Bangkok (BKK) to Chiang Rai (CEI) in September 2025 (see full year).

One-Way flights

13 Sep Thai VietJet Air direct
05 Sep Thai AirAsia direct
03 Sep Thai VietJet Air direct
14 Sep Thai AirAsia direct
08 Sep Thai VietJet Air direct
04 Sep Thai VietJet Air direct
19 Sep Thai AirAsia direct
09 Sep Thai VietJet Air direct
11 Sep Thai AirAsia direct
24 Sep Thai VietJet Air direct

Also check the deals for return flights from Bangkok to Chiang Rai in September.

Skyscanner

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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