Cheapest return flights from Phoenix to Bangkok in April from $704

AirHint found the following cheapest return flights from Phoenix (PHX) to Bangkok (BKK) in April 2026 (see full year).

Return flights

12 Apr - 21 Apr China Airlines
11 Apr - 20 Apr STARLUX Airlines
11 Apr - 21 Apr STARLUX Airlines
03 Apr - 17 Apr Frontier Airlines
01 Apr - 30 Apr Frontier Airlines
05 Apr - 09 May STARLUX Airlines
02 Apr - 11 Apr STARLUX Airlines
05 Apr - 10 Apr STARLUX Airlines
01 Apr - 11 Apr Frontier Airlines
06 Apr - 13 Apr STARLUX Airlines
10 Apr - 23 Apr Frontier Airlines
05 Apr - 10 May United

Also check the deals for one-way flights from Phoenix to Bangkok in April.

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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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