All scheduled flights from Porto to Istanbul (OPO-IST)
Portugal
Turkiye
All scheduled flights from OPO to IST. You can fly from Porto to Istanbul non-stop on Mondays, Wednesdays, Thursdays, Saturdays & Sundays and the flight takes about 4 hours and 43 minutes. Flights with stops take between 7 to 11 hours depending on your flight and connection airport.