Istanbul to Porto (IST–OPO) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IST–OPO is served by 2 airlines with nonstop service. Turkish Airlines and IndiGo lead the route. The flight covers 1,928 miles in approximately 4h 55m. Beyond nonstop, 52 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| TK Turkish Airlines | 15 | 73J, 7M8 | 4h55-5h | – | Star Alliance | – |
| 6E IndiGo | 14 | 7M8 | 4h55-5h | – | – | – |
Weekly Schedule Pattern
Connection Landscape
Travel Essentials
IST: +03 · OPO: WET
When it's 6:00 PM in Istanbul, it's 3:00 PM in Porto.
Turkish passport holders need a Schengen visa to enter Portugal. Apply at the Portuguese embassy or VFS Global center in Turkey. The visa allows stays up to 90 days within any 180-day period across the entire Schengen area. Required documents include passport photos, bank statements, flight bookings, hotel reservations, and travel insurance covering at least EUR 30,000. The fee is EUR 80 for adults. Processing takes around 15 business days. Passport must be valid for at least 3 months beyond the planned departure from the Schengen area.
Istanbul Metro M11 Gayrettepe–İstanbul Havalimanı line connects the airport to the broader metro network; from Gayrettepe (Mecidiyeköy/Levent area) the journey is about 35 minutes (₺60–70 with Istanbulkart). The line runs roughly 5am to midnight.Havaist express buses serve Taksim, Kadıköy, and other major hubs (₺50–80, 45–90 minutes depending on traffic). Taxis use a meter; expect ₺400–600 from Taksim or Sultanahmet. The airport is 35km northwest of the city; traffic on the O-7 motorway can be severe during peak hours.
IST–OPO Quick Facts
Frequently Asked Questions
Flights from IST to OPO
İstanbul Airport (IST) and Francisco de Sá Carneiro Airport (OPO) are connected by nonstop service from IndiGo and Turkish Airlines. With 29 weekly departures, this is a heavily served route.
IST to OPO Flight Duration and Schedule
Nonstop flight time from IST to OPO ranges from 4 hours 55 minutes to 5 hours 0 minutes. The route covers a distance of 1,928 miles (3,103 km). There are approximately 29 weekly flights outbound and 28 return, totaling 57 flights per week in both directions.
Connecting Options and Alternatives
52 one-stop connections are available, with the fastest taking approximately 8 hours via KRK. Two-stop connections are also available via intermediate hubs.