Cheapest return flights from Porto to Istanbul in April from 234€

AirHint found the following cheapest return flights from Porto (OPO) to Istanbul (IST) in April 2026 (see full year).

Return flights

29 Apr - 13 May Aegean Airlines
21 Apr - 27 Apr Air Europa
08 Apr - 18 Apr Aegean Airlines
16 Apr - 20 Apr Lufthansa
16 Apr - 23 Apr Vueling Airlines
08 Apr - 12 Apr Aegean Airlines
03 Apr - 07 Apr Aegean Airlines
16 Apr - 06 May Vueling Airlines
07 Apr - 12 Apr Wizz Air Malta
26 Apr - 13 May Vueling Airlines
16 Apr - 27 Apr Vueling Airlines
08 Apr - 23 Apr Vueling Airlines
29 Apr - 19 May Vueling Airlines
21 Apr - 23 Apr Vueling Airlines
26 Apr - 06 May Vueling Airlines
29 Apr - 06 May Vueling Airlines
26 Apr - 16 May Vueling Airlines
29 Apr - 16 May Vueling Airlines
21 Apr - 06 May Vueling Airlines
26 Apr - 15 May Vueling Airlines

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

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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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