Cheapest return flights from Istanbul to Oslo in December from $157

AirHint found the following cheapest return flights from Istanbul (IST) to Oslo (OSL) in December 2025 (see full year).

Return flights

04 Dec - 08 Dec Pegasus Airlines
04 Dec - 10 Dec Pegasus Airlines
01 Dec - 01 Dec Pegasus Airlines
04 Dec - 07 Dec Pegasus Airlines
11 Dec - 14 Dec Pegasus Airlines
12 Dec - 14 Dec Pegasus Airlines
04 Dec - 08 Dec Pegasus Airlines direct
24 Dec - 30 Dec airBaltic
29 Dec - 05 Jan AJet
04 Dec - 10 Dec Pegasus Airlines direct
15 Dec - 20 Dec Wizz Air UK
29 Dec - 05 Jan Pegasus Airlines direct
27 Dec - 03 Jan Pegasus Airlines
28 Dec - 03 Jan AJet
27 Dec - 03 Jan Pegasus Airlines direct
28 Dec - 03 Jan Turkish Airlines direct

Also check the deals for one-way flights from Istanbul to Oslo in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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