Cheap Flights from Porto to Istanbul
Browse current best options from Porto. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Porto
RatePunk searches hundreds of travel sites at once for deals on flights to Istanbul
Prices updated 1 day ago
458 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated Sep 7, 2026.)
Today’s best flight deals from Porto to Istanbul
Explore current cheapest deals departing from Porto to Istanbul
2026-10-21 – 2026-11-17
OPO - Istanbul
84% AI deal score
303 €
187 €
Round trip
2026-10-30 – 2026-11-05
OPO - Istanbul
82% AI deal score
299 €
200 €
Round trip
2026-10-16 – 2026-10-21
OPO - Istanbul
81% AI deal score
306 €
211 €
Round trip
2026-10-14 – 2026-10-20
OPO - Istanbul
80% AI deal score
299 €
213 €
Round trip
2026-10-21 – 2026-10-27
OPO - Istanbul
83% AI deal score
351 €
213 €
Round trip
2026-10-16 – 2026-10-18
OPO - Istanbul
80% AI deal score
310 €
218 €
Round trip
2026-10-22 – 2026-10-27
OPO - Istanbul
83% AI deal score
359 €
218 €
Round trip
2026-10-13 – 2026-10-20
OPO - Istanbul
79% AI deal score
299 €
223 €
Round trip
2026-10-06 – 2026-10-13
OPO - Istanbul
74% AI deal score
300 €
232 €
Round trip
2026-10-22 – 2026-10-25
OPO - Istanbul
82% AI deal score
366 €
233 €
Round trip
