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

Return flights

13 Mar - 12 Apr	easyJet
03 Mar - 07 Mar	Wizz Air
17 Mar - 24 Mar	Wizz Air
03 Mar - 10 Mar	Wizz Air
02 Mar - 29 Mar	Norwegian
03 Mar - 11 Mar	Wizz Air
01 Mar - 07 Mar	Norwegian
16 Mar - 23 Mar	Norwegian
03 Mar - 15 Mar	Wizz Air
16 Mar - 26 Mar	Norwegian
09 Mar - 26 Mar	Norwegian
27 Mar - 01 Apr	Norwegian
16 Mar - 16 Apr	Norwegian
27 Mar - 10 Apr	Norwegian
31 Mar - 10 Apr	Wizz Air
16 Mar - 16 Apr	Pegasus Airlines	direct
30 Mar - 30 Apr	Pegasus Airlines	direct
30 Mar - 03 Apr	Pegasus Airlines
26 Mar - 02 Apr	Norwegian
27 Mar - 04 Apr	Norwegian

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

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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Cheapest return flights from Oslo to Istanbul in March from 22€

Return flights