Cheapest return flights from Oslo to Istanbul in January from 129€

AirHint found the following cheapest return flights from Oslo (OSL) to Istanbul (IST) in January 2026 (see full year).

Return flights

22 Jan - 25 Jan Ryanair
19 Jan - 25 Jan Pegasus Airlines direct
19 Jan - 24 Jan Norwegian
19 Jan - 24 Jan Pegasus Airlines direct
22 Jan - 28 Jan Pegasus Airlines
04 Jan - 08 Jan Norwegian
04 Jan - 11 Jan Norwegian
05 Jan - 09 Jan Norwegian
22 Jan - 28 Jan Turkish Airlines direct
04 Jan - 08 Jan Pegasus Airlines direct

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

Skyscanner

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Feel free to contact us with any feedback or request another flight research.