Cheapest return flights from Portland (PDX) to Bangkok (BKK), July

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
18 Jul 20 Aug Frontier Airlines
15 Jul 28 Aug Alaska Airlines
15 Jul 26 Aug Alaska Airlines
20 Jul 16 Aug Alaska Airlines
22 Jul 16 Aug Alaska Airlines
17 Jul 27 Jul Alaska Airlines
18 Jul 25 Jul Frontier Airlines
22 Jul 27 Jul Air Canada
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deals for one-way flights from Portland to Bangkok in July.

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Updated Jul 13, 2026.

About these fares

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