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Cheap flights from Istanbul (IST) to Porto (OPO)

IST — OPO
Sep 2 — Sep 91
Tue 9/2
Tue 9/9
1 adult, Economy
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Cheap flight deals from Istanbul to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 28, 2025.

Popular in

April

Cheapest in

January

Average price

$987

Good one-way deal

$296 or less
Highest demand for flights based on searches. 22% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a one-way flight from Istanbul to Porto.
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Best time to book a flight from Istanbul to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Istanbul with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Istanbul Airport to Porto

What is the cheapest month to book a flight from Istanbul Airport to Porto?

Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Porto (average of $523). Flying from Istanbul Airport to Porto in June is currently the most expensive (average of $1,029). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IST to OPO?

Find hourly flight availability from Istanbul to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 28, 2025.

It’s optimal to fly from Istanbul Airport to Porto in the morning. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated August 28, 2025.
Read through reviews of airlines operating flights from Istanbul Airport to Porto, such as Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.3
Good
3,955 reviews

Boarding

7.3

Comfort

7.3

Overall

7.3

Crew

7.7

Food

7.4

Entertainment

7.4

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.
Turkish Airlines
7.3
Good
3,955 reviews
Turkish Airlines
7.3
Good
3,955 reviews

Boarding

7.3

Comfort

7.3

Overall

7.3

Crew

7.7

Food

7.4

Entertainment

7.4

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.

Related info for your journey

Find useful and relevant information for your journey from Istanbul to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Istanbul?

    For a flight from Istanbul to Porto, you will be flying into Porto. Porto (OPO) is just 6.8 mi from the center of the city. Porto is the only Porto airport and it handles 3 inbound flights from Istanbul per day. 1 airline has flights to Porto from Istanbul on a regular basis.

  • What is the cheapest airline to fly from Istanbul Airport to Porto round-trip?

    According to our current data, Turkish Airlines ($413), offers the cheapest pricing from Istanbul Airport to Porto. Users have found that Turkish Airlines is 28% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Istanbul Airport to Porto?

    Before booking your flight to Porto from Istanbul Airport, check out the most reliable airlines to get you to your destination on time: Thai Airways (87%), Turkish Airlines (78%), TAP AIR PORTUGAL( 78%).

  • Can I find deals for flights from Istanbul to Porto that include hotel bookings?

    Yes. In addition to deals on Istanbul to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Istanbul to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Istanbul to Porto.

  • Can I find deals for business class flights from Istanbul to Porto?

    Yes. Cheapflights offers flight deals from Istanbul to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Istanbul Airport to Porto?

    Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Porto (average of $523). Flying from Istanbul Airport to Porto in June is currently the most expensive (average of $1,029). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Arcos de Valdevez
Coimbra

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Alternative routes for Istanbul to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Istanbul to Lisbon flights

Top airline flying from Istanbul to Porto

Discover the top airline that operate flights from Istanbul to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$413Average$517FlexibilityNo cancel feeOn-time77%

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