Cheapest return flights from Porto to Oslo in April from $137

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

Return flights

13 Apr - 22 Apr Norwegian
16 Apr - 21 Apr Ryanair
13 Apr - 15 Apr Norwegian direct
17 Apr - 20 Apr Ryanair
13 Apr - 02 May Norwegian
24 Apr - 27 Apr Ryanair
03 Apr - 07 Apr Ryanair
01 Apr - 08 Apr Ryanair
15 Apr - 17 Apr Norwegian
17 Apr - 19 Apr Ryanair
30 Apr - 04 May Ryanair
10 Apr - 22 Apr Norwegian
15 Apr - 02 May Norwegian
13 Apr - 04 May Norwegian direct
24 Apr - 11 May Norwegian direct
30 Apr - 03 May Ryanair
15 Apr - 04 May Norwegian direct
13 Apr - 01 May Norwegian direct
24 Apr - 06 May Norwegian
24 Apr - 15 May Norwegian direct

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

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