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

Return flights

26 Sep - 26 Oct	Ryanair
15 Sep - 11 Oct	easyJet
17 Sep - 14 Oct	easyJet
20 Sep - 18 Oct	Ryanair
18 Sep - 11 Oct	Ryanair
18 Sep - 03 Oct	Ryanair
13 Sep - 11 Oct	Ryanair
05 Sep - 19 Sep	easyJet
18 Sep - 29 Sep	Ryanair
04 Sep - 13 Sep	Air Europa
14 Sep - 11 Oct	easyJet
04 Sep - 08 Sep	Air Europa
10 Sep - 17 Sep	IndiGo
24 Sep - 30 Sep	IndiGo

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

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 Phuket in September from 614€

Return flights