Cheapest return flights from Porto to Bangkok in September from 563€

Best time to book flights for Porto (OPO) to Bangkok (BKK) flights at AirHint

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

Return flights

03 Sep - 24 Sep Etihad Airways
01 Sep - 10 Sep Etihad Airways
26 Sep - 10 Oct SWISS
04 Sep - 17 Sep SWISS
17 Sep - 30 Sep SWISS
05 Sep - 17 Sep SWISS
26 Sep - 13 Oct SWISS
22 Sep - 17 Oct SWISS
03 Sep - 10 Sep Etihad Airways
30 Sep - 23 Oct SWISS
07 Sep - 11 Sep Air France
25 Sep - 29 Sep Ryanair
05 Sep - 08 Sep easyJet
08 Sep - 15 Sep Air France

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

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.

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