Cheap Flights from Oslo (OSL) to Istanbul (ISL)

Popular airlines from Gardermoen Airport (OSL) to Ataturk Intl. Airport (ISL)

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Flights from Oslo (OSL) to Istanbul (ISL)
Origin airport
Gardermoen
Destination airport
Ataturk Intl.
Distance
1527 mi

Oslo to Istanbul Flights

The cheapest times to fly from Oslo to Istanbul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oslo to Istanbul are during the month of . You can find some of the cheapest flights from Oslo to Istanbul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to Istanbul

Sunday is one of the best days to book for cheap flights from Oslo to Istanbul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oslo to Istanbul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oslo to Istanbul in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oslo to Istanbul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oslo to Istanbul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST) cost?
Discover the latest flight deals from OSL to ISL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from OSL to ISL?
The cheapest flights from OSL to ISL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST)?
When jetting out of Gardermoen Airport (OSL), you can get on a nonstop flight to Ataturk Intl. Airport (IST) with Turkish Airlines.
What is the cheapest airline that flies from OSL to ISL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from OSL to ISL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST)?
With an average of 2 direct flights departing from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST) each day, you'll be soaring through the skies in no time.
What are the most popular departure times for flights from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST)?
The 12 PM departures from OSL to ISL see the highest demand. These flights can come with a higher price due to their popularity. If you're hoping to save money, choose a less crowded time to fly.
What day of the week has the most flights from OSL to ISL?
If you depart on a Friday, you'll get the greatest range of options for flights from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST).
What is the earliest flight from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST)?
The first flight of the day jetting off from Gardermoen Airport (OSL) is at around 12:05PM UTC+1. Board this flight and you'll reach Ataturk Intl. Airport (IST) at approximately 6:10PM UTC+3. The entire trip takes 4h 5m.
How long does it take to fly from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST)?
The average flight duration from OSL to ISL is 4 hours and 2 minutes, covering a total distance of 1,550 mi.
What is the best time to fly from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST)?
To avoid possible delays on the Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST) route, fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Istanbul from Gardermoen Airport (OSL)?
You'll land at Ataturk Intl. Airport (IST) or Sabiha Gokcen Intl. Airport (SAW) when traveling to Istanbul on a direct flight from Gardermoen Airport (OSL).
Is it cheaper to buy a plane ticket from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST) last-minute?
Booking your flight from OSL to ISL right before your journey is typically more expensive. However, if there's some wiggle room with your departure dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book an OSL to ISL flight and hotel package?
You can save money by booking an OSL to ISL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your ideal flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Ataturk Intl. Airport (IST)?
In most cases, you're able to cancel or reschedule your OSL to ISL flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further details, head to our Customer Service portal.

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