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

Return flights

14 Apr - 05 May	Norwegian	direct
22 Apr - 05 May	Norwegian	direct
14 Apr - 24 Apr	Norwegian	direct
22 Apr - 24 Apr	Norwegian	direct
01 Apr - 03 Apr	Norwegian	direct
01 Apr - 12 Apr	SWISS
01 Apr - 12 Apr	Scandinavian Airlines	direct
02 Apr - 07 Apr	Finnair
08 Apr - 24 Apr	Norwegian	direct
08 Apr - 12 Apr	Norwegian	direct
01 Apr - 02 Apr	Norwegian	direct
06 Apr - 24 Apr	Norwegian Air Sweden AOC

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

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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Cheapest return flights from Rome to Oslo in April from 115€

Return flights