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$152+ Cheap flights from Oslo Gardermoen (OSL) to Istanbul (IST)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
OSL — IST
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Oslo Gardermoen to Istanbul are usually found in March or November, booked 64 days in advance, depart on a Thursday or Sunday and return on a Thursday

Cheap flight deals from Oslo Gardermoen to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Istanbul (IST). 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 April 17, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$249
(Turkish Airlines)

One-way from

$152
(Air Serbia)

Popular in

July

Cheapest in

March

Average price

$280

Good round-trip deal

$601 or less

Good one-way deal

$307 or less
Provider with most accurate pricing for Oslo Gardermoen-Istanbul flight deals.
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Provider most trusted by Cheapflights users for Oslo Gardermoen-Istanbul flights.
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From Oslo Gardermoen to Istanbul
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One-way flight from Oslo Gardermoen to Istanbul
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Highest demand for flights based on searches. 25% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Oslo Gardermoen to Istanbul.
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Price to beat on a one-way flight from Oslo Gardermoen to Istanbul.
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Find flight deals from Oslo Gardermoen to Istanbul

Cheapest flights from Oslo Gardermoen to Istanbul
Explore the most affordable flight options available from Oslo Gardermoen to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Turkish Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:05 pmOSL - IST
Nonstop4h 00mTurkish Airlines
Mon 9/157:35 amIST - OSL
Nonstop3h 50mTurkish Airlines
Deal found 4/17$249
This Air Serbia deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/18:55 pmOSL - IST
1 stop14h 20mAir Serbia
Sun 6/83:40 pmIST - OSL
1 stop5h 30mAir Serbia
Deal found 4/17$356
This Lufthansa deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:35 amOSL - IST
1 stop13h 45mLufthansa
Sat 5/172:00 pmIST - OSL
2 stops9h 10mLufthansa
Deal found 4/17$360
This Transavia Smart Connect deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Transavia Smart Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/308:15 pmOSL - IST
1 stop26h 50mTransavia France
Sun 6/13:35 amIST - OSL
1 stop16h 15mTransavia France
Deal found 4/17$486
This Scandinavian Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/189:00 amOSL - IST
2 stops17h 25mScandinavian Airlines
Sat 6/285:05 pmIST - OSL
2 stops16h 05mScandinavian Airlines
Deal found 4/17$659
This Ethiopian Air deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/117:45 pmOSL - IST
2 stops32h 00mEthiopian Air
Sat 5/1712:10 amIST - OSL
2 stops33h 35mEthiopian Air
Deal found 4/17$1,246
This Finnair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/11:10 pmOSL - IST
1 stop9h 10mFinnair
Sun 6/88:00 amIST - OSL
1 stop9h 35mFinnair
Deal found 4/17$1,443
This Thai Airways deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Thai Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/11:45 pmOSL - IST
1 stop38h 50mThai Airways
Sun 6/84:30 pmIST - OSL
1 stop39h 55mThai Airways
Deal found 4/17$7,594

Cheapflights Fare Finder

Customize your flight search to find flights from Oslo Gardermoen to Istanbul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Istanbul Airport that are best for you.

Fly from

Oslo Gardermoen

Fly to

Istanbul

Route

Depart

Return

Price

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Mon 9/8

12:05 pm-5:05 pm

Nonstop4h 00m

Istanbul

Mon 9/15

7:35 am-10:25 am

Nonstop3h 50m

$249

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Sun 6/1

8:55 pm-12:15 pm

1 stop14h 20m

Istanbul

Sun 6/8

3:40 pm-8:10 pm

1 stop5h 30m

$356

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Fri 5/9

6:35 am-9:20 pm

1 stop13h 45m

Istanbul

Sat 5/17

2:00 pm-10:10 pm

2 stops9h 10m

$360

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Fri 5/30

8:15 pm-12:05 am

1 stop26h 50m

Istanbul

Sun 6/1

3:35 am-6:50 pm

1 stop16h 15m

$486

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Wed 6/18

9:00 am-3:25 am

2 stops17h 25m

Istanbul

Sat 6/28

5:05 pm-8:10 am

2 stops16h 05m

$659

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Sun 5/11

7:45 pm-4:45 am

2 stops32h 00m

Istanbul

Sat 5/17

12:10 am-8:45 am

2 stops33h 35m

$1,246

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Sun 6/1

1:10 pm-11:20 pm

1 stop9h 10m

Istanbul

Sun 6/8

8:00 am-4:35 pm

1 stop9h 35m

$1,443

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Sun 6/1

1:45 pm-5:35 am

1 stop38h 50m

Istanbul

Sun 6/8

4:30 pm-7:25 am

1 stop39h 55m

$7,594

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Thu 4/24

9:45 am-2:55 pm

1 stop28h 10m

$152

OsloIstanbul

OSL - IST

OSLIST

Oslo Gardermoen

Thu 7/3

7:00 am-3:25 am

2 stops19h 25m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 11 results
1
2

Compare providers for flights from Oslo Gardermoen to Istanbul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oslo Gardermoen to Istanbul in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oslo Gardermoen Airport-Istanbul Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Oslo Gardermoen Airport-Istanbul Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Oslo Gardermoen Airport-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oslo Gardermoen Airport-Istanbul Airport flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oslo Gardermoen Airport-Istanbul Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Oslo Gardermoen to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Oslo Gardermoen 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 Oslo Gardermoen Airport to Istanbul Airport

How far ahead should I book a flight from Oslo Gardermoen Airport to Istanbul Airport?

Use this chart to determine the optimal time to book a round-trip flight from Oslo Gardermoen to Istanbul. Price data was last updated on April 11, 2025.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oslo Gardermoen Airport to Istanbul Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Istanbul Airport (average of $923). Flying from Oslo Gardermoen Airport to Istanbul Airport in June is currently the most expensive (average of $1,423). 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 OSL to IST?

Find hourly flight availability from Oslo Gardermoen to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Oslo Gardermoen Airport to Istanbul Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 10% versus a flight in the afternoon.

What is the cheapest day to fly from Oslo Gardermoen Airport to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from Oslo Gardermoen to Istanbul. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Oslo Gardermoen Airport to Istanbul Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Oslo Gardermoen Airport to Istanbul Airport

Explore weekly flight availability from Oslo Gardermoen to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 17, 2025.

The most flights from OSL to IST are scheduled on a Monday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul Airport ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Istanbul Airport when rainfall is around 0.4 in.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated April 17, 2025.
Thai Airways
7.7
Good
323 reviews

Entertainment

6.8

Comfort

7.5

Crew

8.3

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Thai Airways
7.7
Good
323 reviews
Thai Airways
7.7
Good
323 reviews

Entertainment

6.8

Comfort

7.5

Crew

8.3

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Finnair
7.6
Good
1,269 reviews
Thai Airways
7.7
Good
323 reviews

Entertainment

6.8

Comfort

7.5

Crew

8.3

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Turkish Airlines
7.3
Good
3,769 reviews
Thai Airways
7.7
Good
323 reviews

Entertainment

6.8

Comfort

7.5

Crew

8.3

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Scandinavian Airlines
7.3
Good
1,335 reviews
Thai Airways
7.7
Good
323 reviews

Entertainment

6.8

Comfort

7.5

Crew

8.3

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Transavia France
7.3
Good
342 reviews
Thai Airways
7.7
Good
323 reviews

Entertainment

6.8

Comfort

7.5

Crew

8.3

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

Related info for your journey

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

  • What are the cheapest airlines flying from Oslo Gardermoen Airport to Istanbul Airport round-trip?

    Cheapflights users have booked flights from Oslo Gardermoen Airport to Istanbul Airport round-trip from $249. Other airlines that can offer you cheap pricing are Air Serbia, from $356, and Lufthansa, from $360. Turkish Airlines is currently priced 10% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Oslo Gardermoen Airport to Istanbul Airport one-way?

    The cheapest airlines for a one-way flight from Oslo Gardermoen Airport to Istanbul Airport are Air Serbia ($152), Scandinavian Airlines ($365), and Turkish Airlines ($429).

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

    The top 3 most reliable airlines when flying from Oslo Gardermoen Airport to Istanbul Airport are Thai Airways (84%), Pakistan International Airlines (84%) and Turkish Airlines (81%).

  • What are the cheapest flights from Oslo Gardermoen Airport to Istanbul Airport?

    On average you can expect to pay $1,147 for a flight from Oslo Gardermoen Airport to Istanbul Airport. The cheapest flight overall is $142 while the most popular route, (Oslo Gardermoen - Istanbul) is currently priced at $168.

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

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

  • How can I find direct flights from Oslo Gardermoen to Istanbul?

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

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

    Yes. Cheapflights offers flight deals from Oslo Gardermoen to Istanbul 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 Oslo Gardermoen Airport to Istanbul Airport?

    Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Istanbul Airport (average of $923). Flying from Oslo Gardermoen Airport to Istanbul Airport in June is currently the most expensive (average of $1,423). 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 Oslo Gardermoen Airport?

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Top 4 airlines flying from Oslo Gardermoen to Istanbul

Discover the top 4 airlines that operate flights from Oslo Gardermoen to Istanbul. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest$56Average$235FlexibilityNo cancel feeOn-time74%
Pegasus AirlinesCheapest$142Average$197FlexibilityNo cancel feeOn-time82%
Turkish AirlinesCheapest$221Average$301FlexibilityNo cancel feeOn-time77%
Air SerbiaCheapest$236Average$356FlexibilityNo cancel feeOn-timeN/A

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