$122 Find Cheap Flights from Oslo to Istanbul - Compare and Save

When flying from Oslo to Istanbul, you should consider leaving on a Tuesday and avoid Sundays if you are looking for the best rates. For your return to Oslo, you’ll find the best rates on Fridays and the most expensive ones on Mondays.

The cheapest month for flights from Oslo Gardermoen Airport to Istanbul Airport is November, where tickets cost $259 (return) on average. On the other hand, the most expensive months are July and June, where the average cost of round-trip tickets is $483 and $412 respectively.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $347 on average.

To get a below average price on the flight from Oslo Gardermoen Airport to Istanbul Airport, you should book around 2 weeks before departure, which saves you about 16% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

In the past 5 days, the cheapest round-trip tickets from Oslo to Istanbul were found on Air Serbia ($281) and Turkish Airlines ($306).

There are 2 airlines that fly nonstop from Oslo Gardermoen Airport to Istanbul Airport. They are Pegasus Airlines and Turkish Airlines. The cheapest airline for this route is Pegasus Airlines, with the best round-trip deal found costing $154. On average, the best prices for this route can be found at Pegasus Airlines.

Weekly flights between Oslo and Istanbul historically see delays in approximately 16% of cases, with the average delay over the past year being 140 minutes.

Typically, flights leaving in the morning tend to face fewer delays, whereas flights at night have historically encountered delays more often.

Statistically, Monday is the day of the week with the fewest delays on this flight route, while Saturday has typically experienced more delays than other days.

Based on our data, Turkish Airlines have experienced the fewest delays on this route in the past 12 months, with only about 15% of their flights encountering any delays.

Gdansk (GDN) is the top choice – 33% of KAYAK users who clicked on 1-stop flights from Oslo to Istanbul picked an itinerary connecting there.

Flights via Amsterdam (AMS) offer the most affordable fares, with an average round-trip price of $264.

Consider flying via Belgrade (BEG) for the shortest journey. The average one-way travel time for flights connecting there is 5h 38m.

If you prefer a quick connection, Belgrade (BEG) often has the shortest layovers from Oslo to Istanbul, with an average of 1h 03m.

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 2 and 4 nonstop flights that take off from Oslo Gardermoen Airport and land in Istanbul Airport, with an average flight time of 3h 52m. The most common departure time is 6:00 pm and most flights take off in the morning. Each week, there are 20 flights. The most frequent day of departure is Wednesday, when 20% of all weekly flights depart. The fewest flights depart on a Monday.