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

Compare Oslo Gardermoen to Istanbul flight deals

Find the cheapest month or even day of the year to fly to Istanbul

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Flight deals from Oslo Gardermoen to Istanbul

Looking for a cheap last-minute deal or the best return flight from Oslo Gardermoen Airport to Istanbul Airport? If you want to travel next month, return fares start from $470. Find the lowest prices on one-way and return tickets right here.
Istanbul.$250 per passenger.Departing Wed, 11 Nov, returning Tue, 17 Nov.Return flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Oslo Gardermoen on Wed, 11 Nov, arriving in Istanbul.Inbound indirect flight with Wizz Air, departs from Istanbul on Tue, 17 Nov, arriving in Oslo Gardermoen.Price includes taxes and charges.From $250, select.
Istanbul.$277 per passenger.Departing Mon, 1 Feb, returning Fri, 5 Feb.Return flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Oslo Gardermoen on Mon, 1 Feb, arriving in Istanbul.Inbound indirect flight with Wizz Air, departs from Istanbul on Fri, 5 Feb, arriving in Oslo Gardermoen.Price includes taxes and charges.From $277, select.
Istanbul.$285 per passenger.Departing Mon, 26 Oct, returning Wed, 11 Nov.Return flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Oslo Gardermoen on Mon, 26 Oct, arriving in Istanbul.Inbound indirect flight with Wizz Air, departs from Istanbul on Wed, 11 Nov, arriving in Oslo Gardermoen.Price includes taxes and charges.From $285, select.
Istanbul.$295 per passenger.Departing Sun, 15 Nov, returning Tue, 15 Dec.Return flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Oslo Gardermoen on Sun, 15 Nov, arriving in Istanbul.Inbound indirect flight with Wizz Air, departs from Istanbul on Tue, 15 Dec, arriving in Oslo Gardermoen.Price includes taxes and charges.From $295, select.
Istanbul.$299 per passenger.Departing Mon, 1 Mar, returning Mon, 15 Mar.Return flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Oslo Gardermoen on Mon, 1 Mar, arriving in Istanbul.Inbound indirect flight with Wizz Air, departs from Istanbul on Mon, 15 Mar, arriving in Oslo Gardermoen.Price includes taxes and charges.From $299, select.
Istanbul.$318 per passenger.Departing Thu, 3 Dec, returning Fri, 11 Dec.Return flight with KLM.Outbound indirect flight with KLM, departs from Oslo Gardermoen on Thu, 3 Dec, arriving in Istanbul.Inbound indirect flight with KLM, departs from Istanbul on Fri, 11 Dec, arriving in Oslo Gardermoen.Price includes taxes and charges.From $318, select.
Istanbul.$322 per passenger.Departing Mon, 28 Sep, returning Mon, 19 Oct.Return flight with airBaltic.Outbound indirect flight with airBaltic, departs from Oslo Gardermoen on Mon, 28 Sep, arriving in Istanbul.Inbound indirect flight with airBaltic, departs from Istanbul on Mon, 19 Oct, arriving in Oslo Gardermoen.Price includes taxes and charges.From $322, select.
Istanbul.$322 per passenger.Departing Mon, 31 Aug, returning Wed, 30 Sep.Return flight with airBaltic.Outbound indirect flight with airBaltic, departs from Oslo Gardermoen on Mon, 31 Aug, arriving in Istanbul.Inbound indirect flight with airBaltic, departs from Istanbul on Wed, 30 Sep, arriving in Oslo Gardermoen.Price includes taxes and charges.From $322, select.
Istanbul.$325 per passenger.Departing Mon, 14 Sep, returning Tue, 22 Sep.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Oslo Gardermoen on Mon, 14 Sep, arriving in Istanbul.Inbound indirect flight with Lufthansa, departs from Istanbul on Tue, 22 Sep, arriving in Oslo Gardermoen.Price includes taxes and charges.From $325, select.
Istanbul.$329 per passenger.Departing Fri, 26 Feb, returning Fri, 5 Mar.Return flight with Wizz Air.Outbound indirect flight with Wizz Air, departs from Oslo Gardermoen on Fri, 26 Feb, arriving in Istanbul.Inbound indirect flight with Wizz Air, departs from Istanbul on Fri, 5 Mar, arriving in Oslo Gardermoen.Price includes taxes and charges.From $329, select.
Istanbul.$351 per passenger.Departing Tue, 20 Oct, returning Fri, 23 Oct.Return flight with Air Serbia.Outbound indirect flight with Air Serbia, departs from Oslo Gardermoen on Tue, 20 Oct, arriving in Istanbul.Inbound indirect flight with Air Serbia, departs from Istanbul on Fri, 23 Oct, arriving in Oslo Gardermoen.Price includes taxes and charges.From $351, select.
Istanbul.$353 per passenger.Departing Thu, 15 Apr, returning Sat, 17 Apr.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Oslo Gardermoen on Thu, 15 Apr, arriving in Istanbul.Inbound indirect flight with Lufthansa, departs from Istanbul on Sat, 17 Apr, arriving in Oslo Gardermoen.Price includes taxes and charges.From $353, select.
Istanbul.$365 per passenger.Departing Fri, 15 Jan, returning Thu, 21 Jan.Return flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Oslo Gardermoen on Fri, 15 Jan, arriving in Istanbul.Inbound indirect flight with Lufthansa, departs from Istanbul on Thu, 21 Jan, arriving in Oslo Gardermoen.Price includes taxes and charges.From $365, select.
Istanbul.$367 per passenger.Departing Fri, 11 Dec, returning Sun, 3 Jan.Return flight with LOT.Outbound indirect flight with LOT, departs from Oslo Gardermoen on Fri, 11 Dec, arriving in Istanbul.Inbound indirect flight with LOT, departs from Istanbul on Sun, 3 Jan, arriving in Oslo Gardermoen.Price includes taxes and charges.From $367, select.
Istanbul.$370 per passenger.Departing Mon, 7 Jun, returning Sun, 13 Jun.Return flight with LOT.Outbound indirect flight with LOT, departs from Oslo Gardermoen on Mon, 7 Jun, arriving in Istanbul.Inbound indirect flight with LOT, departs from Istanbul on Sun, 13 Jun, arriving in Oslo Gardermoen.Price includes taxes and charges.From $370, select.
Istanbul.$370 per passenger.Departing Mon, 19 Oct, returning Sun, 6 Dec.Return flight with LOT.Outbound indirect flight with LOT, departs from Oslo Gardermoen on Mon, 19 Oct, arriving in Istanbul.Inbound indirect flight with LOT, departs from Istanbul on Sun, 6 Dec, arriving in Oslo Gardermoen.Price includes taxes and charges.From $370, select.

Find the cheapest month to fly from Oslo Gardermoen to Istanbul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Oslo Gardermoen to Istanbul flights are currently cheapest in November.
Jul
Find prices
Aug
from $470
Sep
from $325
Oct
from $351
Nov
from $250
Dec
from $318
Jan
from $365
Feb
from $277
Mar
from $299
Apr
from $353
May
from $376
Jun
from $370

Direct flights from Oslo Gardermoen to Istanbul

Oslo Gardermoen to Istanbul: Alternative routes

Compare routes from Oslo Gardermoen to Istanbul below. You may find an airport to fly into that's cheaper, faster, or easier than Istanbul.

Istanbul Sabiha

30km from central Istanbul
ClosestCheapest
from $249
Search flights

Istanbul

34km from central Istanbul
from $250
Search flights

Oslo to Istanbul: Flight information

The things to know before you go.
Cheapest flight found$250
Cheapest month to flyNovember
Average flight time3 hrs, 55 mins
Most popular airlineTurkish Airlines
Average flights per week111

Finding cheap flights from Oslo Gardermoen to Istanbul: Frequently asked questions

The best price we found for a return flight from Oslo Gardermoen to Istanbul is $250. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 55 minutes is the average flight time from Oslo Gardermoen to Istanbul.
Turkish Airlines, Thai Airways and IndiGo fly direct from Oslo Gardermoen to Istanbul.
As of July 2026, there are 111 flights per week flying from Oslo Gardermoen to Istanbul.
The cheapest month to fly from Oslo Gardermoen to Istanbul is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Oslo Gardermoen Airport to Istanbul Airport on Wednesday, 11 November 2026.
Yes – the average flight time is 3 hours and 55 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Istanbul but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Istanbul is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Wizz Air and Turkish Airlines offer the cheapest flight tickets to Istanbul.

Flying from Oslo Gardermoen Airport (OSL) to Istanbul Airport (IST): what you need to know

  • Jump on a direct flight from Oslo Gardermoen Airport to Istanbul Airport and you'll be in the air for an average of 3 hours 55 minutes.

  • Istanbul's timezone is UTC+3, making Istanbul two hours ahead of Oslo.

  • Flights from OSL to IST start at 06:05 — the earliest with Norwegian Air Shuttle. The last service of the day is at 18:40 with Turkish Airlines. In total, there are 18 weekly Oslo Gardermoen Airport to Istanbul Airport flights.

  • Your OSL to IST flight won't wait if you're running late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • During popular months like September, it's a good idea to get to the airport earlier. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're flying during peak periods in general.

  • Travelling to Istanbul (and then discovering more of Türkiye (Turkey)!) is a breeze with Turkish Airlines. This popular airline has direct flights from Oslo Gardermoen Airport to Istanbul Airport.

  • The airline with the highest number of bookings on this route is Turkish Airlines.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Oslo Gardermoen Airport to Istanbul Airport, deselect 'Direct flights only.' Then, pick a flight that has a stop long enough to tour the city of your choice. Popular stopovers between OSL and IST include:

    • Copenhagen Airport

    • Bucharest Otopeni Airport

    • Belgrade Nikola Tesla Airport

How to find the cheapest flights from Oslo Gardermoen Airport (OSL) to Istanbul Airport (IST)

  • At the moment, $117 is the cheapest price we've found for a one-way Oslo Gardermoen Airport to Istanbul Airport flight. The best price for a return ticket is $250. Remember that fares could change due to availability at the time of booking.

  • Book three months before you travel. After crunching the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from OSL to IST.

  • The cheapest month for flights from Oslo Gardermoen Airport to Istanbul Airport is August. Use the 'Whole month' tool to see the lowest prices if you have flexible dates.

  • You don't need to check every day to find out if fares have dropped when you set up a Price Alert. We'll let you know the moment a special offer becomes available on cheap flights from OSL to IST.

  • Tailor your flights with filters. Select your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Oslo Gardermoen Airport to Istanbul Airport.

Handy information about Oslo Gardermoen Airport (OSL)

  • Oslo Gardermoen Airport scores high marks for its on-time performance. 85% of flights that take off from OSL reach their destination on time.

  • Central Oslo to Oslo Gardermoen Airport is around 48 kilometres. Depending on traffic, it'll take you about 40 minutes to get there if you're catching a taxi, ride-sharing or driving.

  • Catching public transport? Expect a trip time of around 20 minutes.

  • Get your holiday off to a stress-free start by staying near OSL. Whether you're taking an early flight from Oslo Gardermoen Airport to Istanbul Airport or just don't like being rushed, these hotels have you covered:

Arriving at Istanbul Airport (IST)

Getting from Istanbul Airport (IST) to central Istanbul

  • From Istanbul Airport, Istanbul is approximately 40 kilometres away. It takes around 45 minutes to reach the centre driving.

  • It typically takes 1 hour 10 minutes if you're travelling on public transport.

When to fly to Istanbul Airport (IST)

  • It's time to choose your travel dates for your flight from Oslo Gardermoen Airport to Istanbul Airport. August is the busiest month to head to Istanbul. If you'd like a quieter vibe, go in March.

  • When booking your flight from Oslo Gardermoen Airport to Istanbul Airport, consider the type of weather you like. July is the warmest month in Istanbul, with the temperature ranging from 21ºC (70ºF) to 30ºC (86ºF).

  • January sees average temperatures of between 2ºC (36ºF) and 11ºC (52ºF). Look for cheap tickets from OSL to IST around that time if you want to travel when it's cooler.

Explore more of Türkiye (Turkey)

  • Ankara is just one of the many places in Türkiye (Turkey) waiting to be explored once you've seen the sights of Istanbul. Around 354 kilometres away to the east, its best attractions include The Roman Theatre, Kocatepe Mosque (Kocatepe Camii) and Museum of Anatolian Civilizations.

  • Izmir is another essential stop in Türkiye (Turkey) and is around 322 kilometres south-west of Istanbul. No trip is complete without visiting Aegean Coast, Smyrna Basilika and Ataturk Konak Square.

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Prices shown on this page are estimated lowest prices only. Found in the last 12 days.