Cheap flights from Istanbul to Porto

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.

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

Any time

Last update: 28 Sep 2026

Airline

Flight

Departure

Arrival

Duration

Days

Status

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.

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.

Month	Average price	Level	Month	Average price	Level	Month	Average price	Level
Jan	$178	low	May	$238	medium	Sep	$250	medium
Feb	$172	low	Jun	$285	high	Oct	$190	low
Mar	$214	medium	Jul	$309	high	Nov	$184	low
Apr	$273	high	Aug	$321	high	Dec	$226	medium

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

We'll let you know if you need a visa

Enter your destination or

Your nationality

Destination

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.

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
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 city How to get there Weather All about the country Turkey

Arrival

Porto

OPO

Portugal

About the city How to get there Weather All about the country Portugal

Departure airports

Istanbul AirportIST
About the airport
Sabiha Gokcen International AirportSAW
About the airport

Arrival airports

Porto AirportOPO
About the airport

Interesting

What to see in Portugal

Portugal is so alluring! This country is for those who love to surf but don’t want to fly 30 hours to the ocean, for those who like everything unusual. What it’s like there, where to go, and where the…

Tips for Travelers

Aerial Journey: Europe’s Best Cable Cars

Hey guys! How about the idea of seeing a city from above? But not just from an observation deck, battling the wind-hairdresser and endless tourists with selfie sticks, but in more comfortable conditio…

Travel Ideas

Whirlwind Tour of Europe: Best Road Trip Routes

A road trip through Europe is an opportunity to feel free on your journey. No need to wait for trains, keep track of bus schedules, just drive wherever your eyes take you. We’ve put together five rout…

Interesting

10 Beautiful Libraries from Around the World

Libraries have long ceased to be mere repositories of dusty tomes. Today, they are grand architectural monuments where history intertwines with modern design, and the silence of the halls inspires new…

Useful information

Pickpockets in Europe. Tips on how not to become a victim

When traveling in Europe, always be on the alert. Tourists are the favorite clients of petty thieves and pickpockets. In this article, we will tell you what tricks pickpockets in Europe most often use…

Useful information

Free Public Transport Abroad

How to get around abroad is always a tricky question. Some simply buy a day pass and spare no expense, while others prefer to walk to avoid spending extra money on “it’s only a ten-minute walk!”. But…

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

See all