Cheapest return flights from Los Angeles to Bangkok in September from $574

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

Return flights

18 Sep - 25 Sep Korean Air
28 Sep - 09 Oct Korean Air
02 Sep - 25 Sep Korean Air
19 Sep - 30 Sep Korean Air
07 Sep - 23 Sep Korean Air
10 Sep - 16 Sep Korean Air
24 Sep - 11 Oct Philippine Airlines
11 Sep - 18 Sep United

Also check the deals for one-way flights from Los Angeles 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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