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

Return flights

07 May - 15 May	Norwegian	direct
14 May - 15 May	Norwegian	direct
07 May - 10 May	Norwegian	direct
07 May - 24 May	Norwegian	direct
14 May - 24 May	Norwegian	direct
21 May - 24 May	Norwegian	direct
07 May - 17 May	Norwegian	direct
14 May - 17 May	Norwegian	direct
01 May - 03 May	Norwegian
07 May - 08 May	Norwegian	direct

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

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 Madrid to Oslo in May from 93€

Return flights