Cheapest return flights from Portland to Bangkok in April from 980€

Best time to book flights for Portland (PDX) to Bangkok (BKK) flights at AirHint

AirHint found the following cheapest return flights from Portland (PDX) to Bangkok (BKK) in April 2025 (see full year).

Return flights

01 Apr - 23 Apr Frontier Airlines
16 Apr - 30 May Frontier Airlines
02 Apr - 02 May STARLUX Airlines
10 Apr - 21 Apr Alaska Airlines
28 Apr - 29 May Delta

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

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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok