Cheap flights
Cheap flights from Portugal to Istanbul
Track the cheapest Portugal–Istanbul fares — currently from €95.
Fares shown in EUR, observed from live searches.
Here's everything you need to book a cheap flight from Portugal to Istanbul: the cheapest fares we've tracked, how prices change month to month, and a free alert that watches the route for you.
Portugal to Istanbul flight prices by month
The cheapest month to fly Portugal to Istanbul is Sep 2026, with fares from €95. Use the table below to find the cheapest time to travel.
| Month | Cheapest fare |
|---|---|
| Jul 2026 | €124 |
| Aug 2026 | €120 |
| Sep 2026Cheapest | €95 |
Popular destinations from Portugal
Frequently asked questions
How much is a flight from Portugal to Istanbul?
The cheapest Portugal–Istanbul fare we've tracked recently is €95 one-way. The lowest prices usually appear in Sep 2026.
What is the cheapest month to fly from Portugal to Istanbul?
Sep 2026 is currently the cheapest month to fly from Portugal to Istanbul, with fares from €95. See the month-by-month table above for the full year.
How far in advance should I book Portugal to Istanbul?
For Portugal–Istanbul, booking a few weeks to a few months ahead usually gives the best price. Flexible dates and mid-week departures help you save even more.
Can I set a price alert for Portugal to Istanbul?
Yes — Flyozo watches the Portugal–Istanbul route for free and emails you the moment the fare drops.
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Prices on this page are observed from live flight searches (12,548 recent fares), not estimates. Last updated Jun 12, 2026. Actual prices change constantly — always confirm on the booking site.