Cheapest one-way flights from Istanbul to Porto in April from $139

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

One-Way flights

30 Apr Air Serbia
01 Apr Air Serbia
02 Apr Air Serbia
03 Apr Air Europa
11 Apr Air Serbia
12 Apr Air Serbia
04 Apr Wizz Air UK
23 Apr Vueling Airlines
28 Apr Vueling Airlines
30 Apr Turkish Airlines direct

Also check the deals for return flights from Istanbul to Porto 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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