Cheapest return flights from Oslo to Lisbon in May from $210

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

Return flights

27 May - 10 Jun Vueling Airlines
20 May - 10 Jun Vueling Airlines
07 May - 10 May Ryanair
20 May - 11 Jun Brussels Airlines
27 May - 10 Jun Norwegian direct
03 May - 10 May Ryanair
27 May - 06 Jun Vueling Airlines
20 May - 06 Jun Vueling Airlines
27 May - 28 May Vueling Airlines
05 May - 10 May TAP
12 May - 20 May Norwegian
26 May - 10 Jun Norwegian
27 May - 31 May Finnair
20 May - 28 May Vueling Airlines
27 May - 11 Jun Vueling Airlines
12 May - 13 May Norwegian
27 May - 04 Jun Vueling Airlines
27 May - 03 Jun Vueling Airlines
21 May - 24 May Iberia
03 May - 10 May TAP direct

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

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