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Cheap flights from Istanbul Airport to Oslo Gardermoen Airport from £114

IST — OSL
16 Oct — 23 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Istanbul to Oslo Gardermoen

Enter your travel dates to find the best prices.

Cheapest flights from Istanbul to Oslo Gardermoen

Wed 14/1003:45 -
1 stop8h 10m
Mon 19/1018:45 -
1 stop6h 20m
Deal found 15/9£180
Fri 6/1105:25 -
1 stop16h 40m
Thu 12/1109:40 -
1 stop17h 00m
Deal found 11/9£180
Mon 28/903:45 -
1 stop8h 10m
Thu 8/1018:45 -
1 stop6h 20m
Deal found 12/9£182
Wed 14/1003:45 -
1 stop8h 10m
Sun 18/1006:25 -
1 stop13h 50m
Deal found 12/9£188
Tue 22/903:45 -
1 stop8h 10m
Wed 30/918:45 -
1 stop6h 20m
Deal found 11/9£196
Tue 20/1004:25 -
1 stop5h 30m
Wed 21/1021:00 -
1 stop5h 40m
Deal found 13/9£197
Mon 19/1020:20 -
Nonstop3h 50m
Wed 28/1007:05 -
Nonstop4h 10m
Deal found 15/9£214
Sat 7/1121:00 -
Nonstop3h 55m
Fri 13/1107:05 -
Nonstop4h 10m
Deal found 15/9£221

Find flight deals from Istanbul to Oslo Gardermoen

Round-trip from

£180

One-way from

£114

Popular in

August

Cheapest in

November

Average price

£221
Lufthansa
  • Lufthansa
  • 14/10-19/10
  • 2 total stops
  • 14h 30m total
  • Istanbul to Oslo
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Air Serbia
  • Air Serbia
  • 30/9-31/12
  • 1 total stop
  • 18h 10m total
  • Istanbul to Oslo
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Istanbul Airport to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Wed 30/9

15:45-08:55

1 stop18h 10m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£114

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Sun 27/9

21:00-10:45

1 stop14h 45m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£126

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Tue 27/10

21:00-22:55

Nonstop3h 55m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£129

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Sun 27/9

21:25-22:40

2 stops26h 15m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£138
Fastest return journey

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Thu 24/9

20:20-23:10

Nonstop3h 50m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£147

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Fri 25/9

08:00-10:50

Nonstop3h 50m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£151

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Mon 28/9

03:45-10:55

1 stop8h 10m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£159

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Sun 11/10

15:45-08:55

1 stop18h 10m

Oslo Gardermoen

Wed 31/12

00:00-01:00

Nonstop0h 00m

£161

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Fri 6/11

05:25-20:05

1 stop16h 40m

Oslo Gardermoen

Thu 12/11

09:40-04:40

1 stop17h 00m

£180

IstanbulOslo

IST Istanbul - OSL Oslo Gardermoen

ISTOSL

Istanbul

Mon 28/9

03:45-10:55

1 stop8h 10m

Oslo Gardermoen

Thu 8/10

18:45-02:05

1 stop6h 20m

£182

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 19 resultsSorted by cheapest first
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Best time to book a flight from Istanbul to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Istanbul with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Istanbul Airport to Oslo Gardermoen Airport

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

The best time to book flights from Istanbul Airport to Oslo Gardermoen Airport is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Istanbul Airport to Oslo Gardermoen Airport (average of £162). Flying from Istanbul Airport to Oslo Gardermoen Airport in August is currently the most expensive (average of £325). 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 OSL?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 67% on flights from Istanbul Airport to Oslo Gardermoen Airport by exploring options for tickets in the evening.

How much does it cost for a return flight from Istanbul Airport to Oslo Gardermoen Airport?

Airfare is below average for this route at the moment.

Istanbul Airport to Oslo Gardermoen Airport flights typically cost between £193 and £280 in October.
The cheapest return price found within the last 5 days was £180 on Lufthansa (14 Oct–19 Oct).

Related info for your journey

  • How long is the flight from Istanbul Airport to Oslo Gardermoen Airport?

    Departing from Istanbul Airport to Oslo Gardermoen Airport will take you 3h 55m. There are 1506 mi between Istanbul Airport and Oslo Gardermoen Airport. Both multi-stop and direct flights can be found to your destination and back.

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

    No one likes to see their flight delayed. When booking a flight from Istanbul Airport to Oslo Gardermoen Airport consider choosing Icelandair (81%), Thai Airways (81%) or Turkish Airlines (81%) as they are the most reliable in getting you off to your destination on time.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Istanbul Airport to Oslo Gardermoen Airport (average of £162). Flying from Istanbul Airport to Oslo Gardermoen Airport in August is currently the most expensive (average of £325). 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

Travelling to a place near Oslo Gardermoen Airport?

Book flights to Oslo Gardermoen Airport if you plan to visit one of these locations
Lillehammer
Drammen
Fredrikstad
Gardermoen

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