Cheapest return flights from Oslo to Istanbul in April from $163

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

Return flights

08 Apr - 12 Apr Norwegian
08 Apr - 13 Apr Norwegian
09 Apr - 12 Apr Ryanair
10 Apr - 14 Apr Wizz Air Malta
23 Apr - 27 Apr Pegasus Airlines
24 Apr - 27 Apr Wizz Air Malta
11 Apr - 14 Apr Wizz Air
23 Apr - 27 Apr Pegasus Airlines direct
20 Apr - 27 Apr Pegasus Airlines direct
23 Apr - 26 Apr Pegasus Airlines direct
30 Apr - 03 May Norwegian
30 Apr - 03 May Pegasus Airlines direct

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

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