AirHint found the following cheapest return flights from Los Angeles (LAX) to Bangkok (BKK) in March 2026 (see full year).

Return flights

04 Mar - 20 Mar	China Southern
04 Mar - 19 Mar	China Southern
04 Mar - 17 Mar	China Southern
01 Mar - 10 Mar	China Southern
20 Mar - 03 Apr	China Southern
08 Mar - 19 Mar	China Southern
04 Mar - 27 Apr	China Southern
25 Mar - 05 Apr	China Southern
08 Mar - 26 Mar	China Southern
01 Mar - 31 Mar	China Southern
07 Mar - 18 Mar	China Southern
09 Mar - 18 Mar	China Southern
05 Mar - 26 Mar	Xiamen Airlines
30 Mar - 25 Apr	Korean Air
31 Mar - 15 Apr	Korean Air
31 Mar - 21 Apr	Korean Air
23 Mar - 29 Apr	Korean Air
01 Mar - 15 Apr	Korean Air
26 Mar - 02 Apr	Korean Air
22 Mar - 29 Apr	Korean Air

Also check the deals for one-way flights from Los Angeles to Bangkok in March.

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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Cheapest return flights from Los Angeles to Bangkok in March from $489

Return flights