Cheapest return flights from Oslo to Istanbul in December from 146€

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

Return flights

16 Dec - 22 Dec Wizz Air Malta
05 Dec - 15 Dec Ryanair
06 Dec - 15 Dec Norwegian
06 Dec - 15 Dec Pegasus Airlines direct
05 Dec - 15 Dec Pegasus Airlines direct
24 Dec - 12 Jan Aegean Airlines
05 Dec - 14 Dec Norwegian
21 Dec - 04 Jan airBaltic
25 Dec - 09 Jan Air Serbia
16 Dec - 22 Dec Pegasus Airlines direct
25 Dec - 01 Jan LOT
24 Dec - 12 Jan Pegasus Airlines direct
23 Dec - 02 Jan Aegean Airlines
17 Dec - 04 Jan Scandinavian Airlines
23 Dec - 02 Jan Pegasus Airlines direct
25 Dec - 01 Jan Pegasus Airlines direct

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