Cheapest return flights from Lisbon to Oslo in May from $137

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

Return flights

06 May - 09 May Ryanair
09 May - 12 May Ryanair
09 May - 09 May Ryanair
08 May - 11 May Ryanair
06 May - 11 May Iberia
15 May - 17 May Ryanair
13 May - 17 May Ryanair
23 May - 24 May Ryanair
08 May - 10 May Ryanair
21 May - 24 May Ryanair
27 May - 01 Jun Norwegian
13 May - 01 Jun Norwegian
27 May - 10 Jun Norwegian direct
28 May - 01 Jun Norwegian Air Sweden AOC
21 May - 01 Jun Norwegian Air Sweden AOC
14 May - 01 Jun Norwegian Air Sweden AOC
30 May - 10 Jun Norwegian direct
16 May - 01 Jun Norwegian
27 May - 13 Jun Norwegian direct
28 May - 10 Jun Norwegian Air Sweden AOC

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

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