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

Return flights

11 Jul - 31 Jul	Ryanair
15 Jul - 23 Jul	Ryanair
21 Jul - 06 Aug	easyJet
11 Jul - 19 Jul	easyJet
16 Jul - 25 Jul	Ryanair
01 Jul - 05 Jul	easyJet
08 Jul - 21 Jul	Ryanair
21 Jul - 28 Jul	Ryanair
22 Jul - 29 Jul	easyJet
13 Jul - 20 Jul	Ryanair
18 Jul - 26 Jul	Ryanair
20 Jul - 03 Aug	Ryanair
16 Jul - 03 Aug	Ryanair
26 Jul - 13 Aug	Ryanair
26 Jul - 16 Aug	Ryanair
27 Jul - 16 Aug	Ryanair
27 Jul - 14 Aug	Ryanair
26 Jul - 14 Aug	Ryanair
21 Jul - 15 Aug	Ryanair
26 Jul - 12 Aug	Ryanair

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

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 July from 719€

Return flights