Cheapest return flights from Madrid to Oslo in September from $138

Best time to book flights for Madrid (MAD) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Madrid (MAD) to Oslo (OSL) in September 2025 (see full year).

Return flights

18 Sep - 23 Sep Norwegian
17 Sep - 24 Sep Ryanair
18 Sep - 22 Sep Norwegian
10 Sep - 20 Sep easyJet
04 Sep - 15 Sep Norwegian
04 Sep - 08 Sep Norwegian
10 Sep - 15 Sep easyJet
18 Sep - 21 Sep Norwegian
05 Sep - 09 Sep Ryanair
24 Sep - 30 Sep easyJet
18 Sep - 05 Oct Norwegian direct
18 Sep - 09 Oct Norwegian direct
29 Sep - 07 Oct Ryanair
19 Sep - 05 Oct Norwegian direct
19 Sep - 09 Oct Norwegian direct
22 Sep - 05 Oct Norwegian direct
18 Sep - 02 Oct Norwegian direct
22 Sep - 09 Oct Norwegian direct
28 Sep - 19 Oct Norwegian Air Sweden AOC
19 Sep - 02 Oct Norwegian direct

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

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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