S$185 Cheap Flights from Oslo to Istanbul

View S$185 flight on Thu, 19 Feb, 2026Opens in a new window

Popular airlines from Gardermoen Airport (OSL) to Istanbul Airport (IST)

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Cheap Flights from Oslo to Istanbul (OSL-IST)

Prices were available within the past 7 days and start at S$185 for one-way flights and S$378 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Serbia
Fri, 19 Sep - Thu, 2 Oct
OSL
Oslo
IST
Istanbul
S$378 Return, found 1 day ago
S$378
Return
found 1 day ago
Select Air Serbia flight, departing Fri, 19 Sep from Oslo to Istanbul, returning Thu, 2 Oct, priced at S$378 found 1 day ago
Air Serbia
Fri, 19 Sep - Thu, 2 Oct
OSL
Oslo
IST
Istanbul
S$389 Return, found 1 day ago
S$389
Return
found 1 day ago
Select Air Serbia flight, departing Fri, 19 Sep from Oslo to Istanbul, returning Thu, 2 Oct, priced at S$389 found 1 day ago
Air France
Sat, 20 Sep - Fri, 3 Oct
OSL
Oslo
IST
Istanbul
S$395 Return, found 2 days ago
S$395
Return
found 2 days ago
Select Air France flight, departing Sat, 20 Sep from Oslo to Istanbul, returning Fri, 3 Oct, priced at S$395 found 2 days ago
Air Serbia
Sun, 15 Feb - Sat, 28 Feb
OSL
Oslo
IST
Istanbul
S$397 Return, found 22 hours ago
S$397
Return
found 22 hours ago
Select Air Serbia flight, departing Sun, 15 Feb from Oslo to Istanbul, returning Sat, 28 Feb, priced at S$397 found 22 hours ago
Air Serbia
Wed, 20 Aug - Sun, 31 Aug
OSL
Oslo
IST
Istanbul
S$402 Return, found 4 days ago
S$402
Return
found 4 days ago
Select Air Serbia flight, departing Wed, 20 Aug from Oslo to Istanbul, returning Sun, 31 Aug, priced at S$402 found 4 days ago
Air Serbia
Sun, 15 Feb - Sat, 28 Feb
OSL
Oslo
IST
Istanbul
S$411 Return, found 22 hours ago
S$411
Return
found 22 hours ago
Select Air Serbia flight, departing Sun, 15 Feb from Oslo to Istanbul, returning Sat, 28 Feb, priced at S$411 found 22 hours ago
Turkish Airlines
Thu, 28 Aug - Thu, 4 Sep
OSL
Oslo
IST
Istanbul
S$412 Return, found 3 days ago
S$412
Return
found 3 days ago
Select Turkish Airlines flight, departing Thu, 28 Aug from Oslo to Istanbul, returning Thu, 4 Sep, priced at S$412 found 3 days ago
Air Serbia
Sun, 15 Feb - Sat, 28 Feb
OSL
Oslo
IST
Istanbul
S$422 Return, found 22 hours ago
S$422
Return
found 22 hours ago
Select Air Serbia flight, departing Sun, 15 Feb from Oslo to Istanbul, returning Sat, 28 Feb, priced at S$422 found 22 hours ago
KLM
Sat, 20 Sep - Fri, 3 Oct
OSL
Oslo
IST
Istanbul
S$423 Return, found 2 days ago
S$423
Return
found 2 days ago
Select KLM flight, departing Sat, 20 Sep from Oslo to Istanbul, returning Fri, 3 Oct, priced at S$423 found 2 days ago
LOT-Polish Airlines
Sun, 15 Feb - Sat, 28 Feb
OSL
Oslo
IST
Istanbul
S$428 Return, found 22 hours ago
S$428
Return
found 22 hours ago
Select LOT-Polish Airlines flight, departing Sun, 15 Feb from Oslo to Istanbul, returning Sat, 28 Feb, priced at S$428 found 22 hours ago

Find the cheapest month to fly from Oslo (OSL) to Istanbul (IST)

May is typically the cheapest month to fly

From S$174 - S$382 per traveller.

Graph displaying average flight prices per month

Oslo to Istanbul route information
Origin airport
Gardermoen
Destination airport
Istanbul
Airlines serving
Air Baltic, Air France, Air Serbia, British Airways, Finnair, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Turkish Airlines
Return price
S$378
Distance
2412 km
Average flight time
4 hours 58 mins

Frequently asked questions

How much is a flight from Gardermoen Airport (OSL) to IST?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Oslo Gardermoen Airport to IST was S$378. Cheap tickets don't last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from OSL to IST?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
Can I fly from Oslo Gardermoen Airport to Istanbul Airport right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from OSL to IST please visit our COVID 19 travel advisor portal link.
How do I find cheap flights from Gardermoen Airport (OSL) to IST that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Gardermoen Airport (OSL) to Istanbul Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from OSL to Istanbul Airport?
You'll be up above the clouds for a while, as the flight distance between Ullensaker and Arnavutkoy is 2,400 kilometres. Put together a playlist of your favourite songs before leaving home to stay entertained during your flight.
Which airlines fly direct from Gardermoen Airport (OSL) to IST?
If you want to travel straight from OSL to IST, you'll have to book a flight with at least one stop. Unfortunately, there are no airlines that fly directly between these airports.
Are OSL to IST flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally pick up a bargain, with some of the cheapest airfares from Gardermoen Airport (OSL) to IST surfacing a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals continually --- as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines publish prices that far in advance.

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