AirHint found the following cheapest return flights from Porto (OPO) to Bangkok (BKK) in August 2026 (see full year).

Return flights

20 Aug - 31 Aug	Wizz Air Malta
21 Aug - 30 Aug	easyJet
21 Aug - 01 Sep	Iberia
28 Aug - 12 Sep	Ryanair
28 Aug - 11 Sep	Ryanair
27 Aug - 11 Sep	SWISS
20 Aug - 29 Aug	Wizz Air Malta
28 Aug - 13 Sep	Ryanair
18 Aug - 28 Aug	Iberia
17 Aug - 26 Aug	Iberia
18 Aug - 27 Aug	Iberia
24 Aug - 03 Sep	Iberia
30 Aug - 11 Sep	Air Europa
25 Aug - 03 Sep	Air Europa
19 Aug - 30 Aug	Iberia
26 Aug - 04 Sep	Austrian Airlines
01 Aug - 15 Aug	Wizz Air Malta
25 Aug - 04 Sep	Air Europa
22 Aug - 31 Aug	Iberia
24 Aug - 31 Aug	Iberia

Also check the deals for one-way flights from Porto to Bangkok in August.

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

Cheapest return flights from Porto to Bangkok in August from $783

Return flights