Cheapest return flights from Oslo to Istanbul in April from $179

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

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

Return flights

29 Apr - 07 May Pegasus Airlines direct
28 Apr - 07 May Pegasus Airlines direct
30 Apr - 07 May Pegasus Airlines direct
30 Apr - 13 May Pegasus Airlines direct
29 Apr - 14 May Pegasus Airlines
29 Apr - 14 May Pegasus Airlines direct
30 Apr - 05 May Pegasus Airlines
30 Apr - 04 May Pegasus Airlines
29 Apr - 04 May Pegasus Airlines direct
30 Apr - 03 May Pegasus Airlines
27 Apr - 30 Apr Pegasus Airlines
27 Apr - 30 Apr Pegasus Airlines direct

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