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

Return flights

24 Nov - 29 Nov	Wizz Air Malta
27 Nov - 04 Dec	easyJet
20 Nov - 23 Nov	Vueling Airlines
17 Nov - 23 Nov	Ryanair
14 Nov - 01 Dec	easyJet
28 Nov - 01 Dec	easyJet
03 Nov - 09 Nov	Iberia
01 Nov - 05 Nov	easyJet
11 Nov - 18 Nov	Ryanair
04 Nov - 08 Nov	Vueling Airlines
05 Nov - 10 Nov	easyJet
04 Nov - 13 Nov	easyJet
24 Nov - 08 Dec	Vueling Airlines
15 Nov - 22 Nov	easyJet
30 Nov - 08 Dec	Vueling Airlines
01 Nov - 23 Dec	easyJet
24 Nov - 09 Dec	Vueling Airlines
27 Nov - 08 Dec	Vueling Airlines
24 Nov - 01 Dec	Vueling Airlines
30 Nov - 09 Dec	Vueling Airlines

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

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 Istanbul in November from $241

Return flights