AirHint found the following cheapest return flights from Porto (OPO) to Bangkok (BKK) in October 2025 (see full year).

Return flights

03 Oct - 23 Oct	TAP
22 Oct - 30 Oct	Ryanair
15 Oct - 29 Oct	Wizz Air Malta
08 Oct - 23 Oct	Wizz Air Malta
14 Oct - 30 Oct	Ryanair
15 Oct - 27 Oct	Wizz Air Malta
22 Oct - 28 Oct	Wizz Air Malta
07 Oct - 27 Oct	Ryanair
01 Oct - 29 Oct	Ryanair
19 Oct - 31 Oct	Ryanair
04 Oct - 10 Nov	Ryanair
27 Oct - 11 Nov	Ryanair
24 Oct - 07 Nov	Ryanair
30 Oct - 02 Nov	easyJet
20 Oct - 09 Nov	easyJet
31 Oct - 12 Nov	easyJet
28 Oct - 08 Nov	Ryanair
24 Oct - 03 Nov	Ryanair
16 Oct - 06 Nov	Ryanair
29 Oct - 15 Nov	Ryanair

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

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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Cheapest return flights from Porto to Bangkok in October from 504€

Return flights