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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 22 September, from $118.

Top 10 cheap flights from Istanbul to Porto

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PC
$ 176

Istanbul — Bucharest

16:25—17:45
17 Aug 2026
1 h 20 m
Direct flight
PC
$ 177

Istanbul — Bilbao

09:25—12:55
7 Aug 2026
4 h 30 m
Direct flight
PC
$ 177

Istanbul — Bilbao

09:50—13:20
8 Aug 2026
4 h 30 m
Direct flight
RO
$ 180

Istanbul — Bucharest

23:25—01:10
21 Aug 2026
1 h 45 m
Direct flight
UX
$ 180

Istanbul — Madrid

15:45—19:00
18 Aug 2026
4 h 15 m
Direct flight
PC
$ 182

Istanbul — Sofia

11:25—12:45
19 Aug 2026
1 h 20 m
Direct flight
PC
$ 183

Istanbul — Bilbao

09:50—13:20
8 Aug 2026
4 h 30 m
Direct flight
PC
$ 184

Istanbul — Bucharest

16:25—17:45
21 Aug 2026
1 h 20 m
Direct flight
PC
$ 188

Istanbul — Bucharest

16:25—17:45
24 Aug 2026
1 h 20 m
Direct flight
VF
$ 192

Istanbul — Basel

08:30—10:45
3 Aug 2026
3 h 15 m
Direct flight
View all

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Istanbul — Porto flight

On this page, you can find and book flights for the Istanbul — Porto route. This 3,135 km flight connects Turkey's largest metropolis with the northern capital of Portugal, with approximately 13 flights operating weekly on this route.

Flights are operated by airlines such as TAP Air Portugal and Turkish Airlines. Ticket prices are constantly changing, so to find the best deal, use the price dynamics chart and information on the most convenient ways to get to the airport in Istanbul or get from the airport in Porto.

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 $107 in r, and the most expensive are around $186 in y. 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

Istanbul → Porto, average one-way price

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$192lowMay$256mediumSep$268medium
Feb$185lowJun$307highOct$204low
Mar$230mediumJul$332highNov$198low
Apr$294highAug$345highDec$243medium

Some values are estimated based on seasonality.

When to fly

According to climate data, the warmest month in Porto is August, with an average temperature of 25.2°C, while the rainiest is October, which sees about 178 mm of precipitation. During the winter period, especially in January, the temperature drops to 7.1°C, which is worth considering when planning your trip.

From a savings perspective, the most cost-effective month to fly is November, with prices starting $107. Peak pricing is recorded in June, when the minimum fare starts $186 due to high seasonal demand.

September is considered the optimal choice for the best balance of price and weather: ticket costs drop $123, while the number of sunny days remains high. It is recommended to avoid November and December if you want to stay clear of prolonged rains.

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 your flights 45–60 days before departure to secure deals starting $107, as fares on this route tend to rise rapidly closer to the flight date.
  • Compare prices between Turkish Airlines and TAP Air Portugal — national carriers often offer direct flights at prices comparable to those with layovers.
  • Use the low price calendar on this page: departing on a Tuesday or Wednesday is often cheaper than flying on weekends.
  • Check baggage allowances before purchasing, as on a 3,135 km route, paying for a suitcase at the airport can significantly increase the final ticket price.

Airlines

There are 4 airlines operating on the flight route between Istanbul and Porto, with the key carriers being Turkish Airlines and TAP Air Portugal. A total of approximately 13 flights are performed weekly, including direct services and options with short connections. To explore the detailed schedule for specific dates and choose the best departure time, check out the interactive airline cards in the list below.

  • Turkish AirlinesTK
    11x/week
    WebsiteFleet: 49283.4M pax/year
    • Direct flight IST → OPO11x/week
      Duration
      4h 54m
      Days
      MTWTFSS
    87.2%Open →
  • Indigo Air6E
    1x/week
    WebsiteFleet: 434118M pax/year
    • Direct flight IST → OPO1x/week
      Duration
      2h
      Days
      MTWTFSS
    5.1%Open →
  • TAP PortugalTP
    1x/week
    WebsiteFleet: 9415.9M pax/year
    • Direct flight IST → OPO1x/week
      Duration
      2h
      Days
      MTWTFSS
    5.1%Open →
  • Thai AirwaysTG
    1x/week
    WebsiteFleet: 7715M pax/year
    • Direct flight IST → OPO1x/week
      Duration
      2h
      Days
      MTWTFSS
    2.6%Open →

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

Istanbul

IST
Turkey
About the cityHow to get thereWeatherAll about the country Turkey
Arrival

Porto

OPO
Portugal
About the cityHow to get thereWeatherAll about the country Portugal
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?

The average travel time for a direct flight is approximately 4 hours and 45 minutes, considering the 3,135 km distance between the cities.

Which airlines fly the Istanbul — Porto route?

The main carriers on this route are Turkish Airlines and TAP Air Portugal, which offer the most frequent schedules.

Are there direct flights between these cities?

Yes, direct flights are available on the route, although their number is limited; options with one connection at European hubs are also widely available.

How much does the cheapest ticket cost?

Ticket prices are dynamic and depend on the season; you can find the current minimum for your dates in the price calendar block on this page.

Which airport does the flight arrive at?

Flights from Istanbul arrive at Porto's international airport — Francisco Sá Carneiro (OPO).

Where else you can fly from Istanbul

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AntalyaIzmirAnkaraBodrumLondonMuglaErcanMersinMoscowTrabzonAthensKayseriTashkentGaziantepDubaiParisJeddahBakuBeirutFrankfurt am MainAmsterdamRomeBucharestSamsunCairoViennaRiyadhDusseldorfAmmanRizeMunichBerlinDiyarbakirNevsehirWarsawTbilisiAlmatyBrusselsKuwait CityZurich

Where else you can fly from Porto

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MadridParisGenevaLisbonFunchalZurichLondonAmsterdamBarcelonaLyonNew York CityFrankfurt am MainLuxembourg CityMunichPonta DelgadaNantesBaselMilanBordeauxBrusselsNiceRomeCopenhagenIbizaBilbaoManchesterMontrealAthensAngra do HeroismoBerlinPalmaDusseldorfWarsawPragueSal ReiSao PauloStuttgartTorontoHamburgMahon

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