Cheapest return flights from Istanbul to Oslo in May from 133€

Best time to book flights for Istanbul (IST) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Istanbul (IST) to Oslo (OSL) in May 2025 (see full year).

Return flights

05 May - 19 May Pegasus Airlines direct
07 May - 18 May Pegasus Airlines direct
12 May - 19 May Pegasus Airlines direct
07 May - 14 May Norwegian direct
14 May - 21 May Pegasus Airlines direct
07 May - 21 May Norwegian direct
23 May - 28 May Pegasus Airlines direct
07 May - 10 May Pegasus Airlines
07 May - 10 May Pegasus Airlines direct
17 May - 19 May Pegasus Airlines
28 May - 04 Jun Norwegian direct
14 May - 04 Jun Norwegian direct
31 May - 09 Jun Pegasus Airlines
18 May - 04 Jun Norwegian direct
28 May - 11 Jun Norwegian direct
31 May - 09 Jun Pegasus Airlines direct
28 May - 15 Jun Norwegian direct

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

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.

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