Cheapest return flights from Istanbul to Oslo in April from 194€

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

Return flights

18 Apr - 25 Apr Air Serbia
17 Apr - 19 Apr Air Serbia
23 Apr - 26 Apr Air Serbia
16 Apr - 19 Apr Pegasus Airlines
10 Apr - 12 Apr Air Serbia
23 Apr - 29 Apr Pegasus Airlines direct
17 Apr - 19 Apr Pegasus Airlines direct
14 Apr - 19 Apr Lufthansa
14 Apr - 19 Apr Pegasus Airlines direct
23 Apr - 26 Apr Pegasus Airlines direct

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

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