Cheap flights from Istanbul to Costa de Prata

View AU$242 flight on Sun, 10 May 2026Opens in a new window

Popular airlines from Istanbul to Costa de Prata

  • KLM

    KLM

  • Air France

    Air France

  • Iberia

    Iberia

  • Lufthansa

    Lufthansa

  • Turkish Airlines

    Turkish Airlines

  • Air Europa

    Air Europa

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Cheap Flights from Istanbul (IST) to Costa de Prata (OPO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, 13 Mar. - Sun, 15 Mar.
IST
Istanbul
OPO
Porto
AU$440 Return, found 6 days ago
AU$440
Return
found 6 days ago
Select Lufthansa flight, departing Fri, 13 Mar. from Istanbul to Porto, returning Sun, 15 Mar., priced at AU$440 found 6 days ago
Air Europa
Sat, 24 Jan. - Fri, 6 Feb.
IST
Istanbul
OPO
Porto
AU$463 Return, found 6 days ago
AU$463
Return
found 6 days ago
Select Air Europa flight, departing Sat, 24 Jan. from Istanbul to Porto, returning Fri, 6 Feb., priced at AU$463 found 6 days ago
Air Europa
Sat, 24 Jan. - Fri, 6 Feb.
IST
Istanbul
OPO
Porto
AU$464 Return, found 6 days ago
AU$464
Return
found 6 days ago
Select Air Europa flight, departing Sat, 24 Jan. from Istanbul to Porto, returning Fri, 6 Feb., priced at AU$464 found 6 days ago
KLM
Sat, 24 Jan. - Fri, 6 Feb.
IST
Istanbul
OPO
Porto
AU$668 Return, found 6 days ago
AU$668
Return
found 6 days ago
Select KLM flight, departing Sat, 24 Jan. from Istanbul to Porto, returning Fri, 6 Feb., priced at AU$668 found 6 days ago
Iberia
Sat, 24 Jan. - Fri, 6 Feb.
IST
Istanbul
OPO
Porto
AU$752 Return, found 6 days ago
AU$752
Return
found 6 days ago
Select Iberia flight, departing Sat, 24 Jan. from Istanbul to Porto, returning Fri, 6 Feb., priced at AU$752 found 6 days ago
Aegean
Mon, 22 Sep. - Tue, 30 Sep.
IST
Istanbul
OPO
Porto
AU$858 Return, found 3 days ago
AU$858
Return
found 3 days ago
Select Aegean flight, departing Mon, 22 Sep. from Istanbul to Porto, returning Tue, 30 Sep., priced at AU$858 found 3 days ago

Find the cheapest month to fly from Istanbul (IST) to Porto (OPO)

December is typically the cheapest month to fly

From AU$339 - AU$880 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.