Cheap flights from Istanbul to Porto

Istanbul
IST
Porto
OPO

Flight deals from Istanbul to Porto

Below you can see the best deals on flights Istanbul — Porto for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 13 November, from $102.

Top 10 cheap flights from Istanbul to Porto

About the Istanbul — Porto flight

Looking for cheap flights from Istanbul to Porto? Compare fares from different airlines, check the flight schedule and travel time — and book your Istanbul — Porto ticket online at the best price.

The route has direct flights — around 39 flights per week, flights are operated by Turkish Airlines, Indigo Air, TAP Portugal, Thai Airways, a nonstop flight takes about 4 h 25 min, the distance between the cities is around 3,135 km.

Planning your trip? You may find our Porto travel guide, how to get from the airport into town and Porto weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $102Min. price
NovemberCheapest
AugustPeak season
YesDirect flights
3,135 kmDistance
4 h 25 minTravel time
4Airlines
39 / wkFlights

Flight schedule from Istanbul to Porto

The table shows direct flights from Istanbul to Porto on the selected date. The flight takes approximately 4 h 25 min. Regular flights are operated by Turkish Airlines, Indigo Air, TAP Portugal and Thai Airways. Departures from Istanbul Airport and Sabiha Gokcen International Airport airports, arrivals at Porto Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
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Last update: 28 Sep 2026

Flight ticket prices by day: Istanbul — Porto

Below is a calendar of the lowest flight ticket prices for Istanbul — Porto by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $102 in November, and the most expensive are around $180 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Istanbul to Porto by month. Tickets are usually cheapest in February (around $172) and priciest in August (about $321) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$178lowMay$238mediumSep$250medium
Feb$172lowJun$285highOct$190low
Mar$214mediumJul$309highNov$184low
Apr$273highAug$321highDec$226medium

Some values are estimated based on seasonality.

When to fly

Weather in Porto: it is warmest in August (up to 25 °C on average) and coolest in January (around 13 °C). The driest month is August.

Tickets are usually cheapest in November and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Porto

Dry and wet days · Porto

Wind speed and direction · Porto

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How to get the best deal on a Istanbul — Porto ticket

  • Book ahead: fares for Istanbul — Porto are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Istanbul is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to Porto is usually November — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Istanbul — Porto route are operated by 4 airlines; Turkish Airlines runs the most flights (around 87% of all flights). Compare carriers, flight shares and schedules below.

  • Turkish AirlinesTK
    11x/week
    WebsiteFleet: 49283.4M pax/year
    • Direct flight IST → OPO11x/week
      Duration
      4h 54m
      Days
      MTWTFSS
  • Indigo Air6E
    1x/week
    WebsiteFleet: 434118M pax/year
    • Direct flight IST → OPO1x/week
      Duration
      2h
      Days
      MTWTFSS
  • TAP PortugalTP
    1x/week
    WebsiteFleet: 9415.9M pax/year
    • Direct flight IST → OPO1x/week
      Duration
      2h
      Days
      MTWTFSS
  • Thai AirwaysTG
    1x/week
    WebsiteFleet: 7715M pax/year
    • Direct flight IST → OPO1x/week
      Duration
      2h
      Days
      MTWTFSS

Cities and airports on the Istanbul — Porto route

Flights Istanbul — Porto depart from Istanbul Airport and Sabiha Gokcen International Airport and arrive at Porto Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure airports
Arrival airports

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Frequently asked questions about the Istanbul — Porto flight

How long is the flight from Istanbul to Porto?

A nonstop Istanbul — Porto flight takes about 4 h 25 min — the distance between the cities is around 3,135 km.

How far is it from Istanbul to Porto?

The distance from Istanbul to Porto is about 3,135 km, which a nonstop flight covers in around 4 h 25 min.

Are there direct flights from Istanbul to Porto?

Yes, there are nonstop flights Istanbul — Porto — around 39 flights per week.

Which airlines fly from Istanbul to Porto?

Airlines operating Istanbul — Porto include Turkish Airlines, Indigo Air, TAP Portugal, Thai Airways. See the full list with schedules in the "Airlines" section on this page.

Which airports do Istanbul — Porto flights use?

Flights from Istanbul depart from Istanbul Airport, Sabiha Gokcen International Airport, and arrive at Porto Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Istanbul to Porto?

The price of a Istanbul — Porto ticket depends on your travel date, season and demand: it is usually cheapest to fly in November, and most expensive in August. Tickets typically cost between $102 and $180. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Istanbul — Porto?

Flights Istanbul — Porto are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is November. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Istanbul to Porto?

To catch a low fare Istanbul — Porto, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually November.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Istanbul

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Where else you can fly from Porto

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