Cheapest return flights from Istanbul to Oslo in April from 141€

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

Return flights

17 Apr - 21 Apr AJet
24 Apr - 28 Apr AJet
25 Apr - 28 Apr Pegasus Airlines
17 Apr - 19 Apr AJet
17 Apr - 22 Apr AJet
25 Apr - 27 Apr Pegasus Airlines
15 Apr - 19 Apr Pegasus Airlines
16 Apr - 19 Apr Pegasus Airlines
22 Apr - 28 Apr Pegasus Airlines
23 Apr - 28 Apr Pegasus Airlines
28 Apr - 02 May Pegasus Airlines
28 Apr - 06 May Pegasus Airlines
28 Apr - 02 May Pegasus Airlines direct
21 Apr - 02 May Pegasus Airlines
27 Apr - 02 May Pegasus Airlines direct
21 Apr - 02 May Pegasus Airlines direct
25 Apr - 20 May Lufthansa
28 Apr - 06 May Pegasus Airlines direct
29 Apr - 03 May Lufthansa
30 Apr - 03 May Lufthansa

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

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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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