Cheapest return flights from Istanbul to Oslo in May from 123€

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

Return flights

02 May - 06 May Wizz Air UK
02 May - 04 May AJet
29 May - 10 Jun Pegasus Airlines
08 May - 16 May Pegasus Airlines direct
11 May - 17 May Pegasus Airlines direct
12 May - 17 May Pegasus Airlines direct
11 May - 15 May Pegasus Airlines direct
09 May - 16 May Pegasus Airlines direct
29 May - 01 Jun Pegasus Airlines
08 May - 10 May Pegasus Airlines
14 May - 17 May Pegasus Airlines direct
13 May - 17 May Pegasus Airlines
29 May - 01 Jun Pegasus Airlines direct
23 May - 01 Jun Pegasus Airlines
29 May - 10 Jun Pegasus Airlines direct
23 May - 01 Jun Pegasus Airlines direct

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

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