Turkish Airlines has announced an increase in the frequency of flights on the Istanbul–Porto–Istanbul route starting from March 29, 2026.

According to the updated schedule, a total of 17 flights per week will be operated on this route.

Daily flights will be operated twice a day as follows:

— departures from Istanbul at 06:50 and 12:45, arriving in Porto at 09:45 and 15:40;

— return flights from Porto are scheduled at 10:45 and 16:40, arriving in Istanbul at 17:25 and 23:15.

Additionally, evening flights have been introduced into the schedule:

— flights from Istanbul to Porto will operate on Wednesdays, Fridays, and Sundays, departing at 20:35 and arriving at 23:30 (from March 29 to October 23, 2026);

— return flights from Porto are scheduled on Mondays, Thursdays, and Saturdays, departing at 06:10 and arriving in Istanbul at 12:50 (from March 30 to October 24, 2026).

The expansion of the flight program is aimed at meeting the growing demand for air travel between Türkiye and Portugal, as well as strengthening transport links between the two countries.