Cheapest return flights from Porto to Istanbul in August from 336€

Best time to book flights for Porto (OPO) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Istanbul (IST) in August 2025 (see full year).

Return flights

27 Aug - 31 Aug Ryanair
28 Aug - 31 Aug easyJet
30 Aug - 08 Sep Lufthansa
20 Aug - 27 Aug Ryanair
11 Aug - 18 Aug Wizz Air Malta
04 Aug - 08 Aug easyJet
29 Aug - 14 Sep Lufthansa
08 Aug - 11 Aug Ryanair
02 Aug - 09 Aug Ryanair
24 Aug - 31 Aug Ryanair
29 Aug - 01 Sep easyJet
11 Aug - 16 Aug Wizz Air Malta
13 Aug - 20 Aug Ryanair
30 Aug - 06 Sep Norwegian Air Sweden AOC
29 Aug - 07 Sep Lufthansa
25 Aug - 05 Sep Lufthansa
27 Aug - 16 Sep Vueling Airlines
27 Aug - 15 Sep Vueling Airlines
27 Aug - 13 Sep Vueling Airlines
30 Aug - 16 Sep Vueling Airlines

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

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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