Cheapest return flights from Lisbon to Oslo in May from 186€

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

Return flights

23 May - 30 May KLM
14 May - 17 May Ryanair
22 May - 25 May TAP direct
22 May - 31 May TAP direct
23 May - 30 May TAP direct
13 May - 17 May Ryanair
22 May - 24 May TAP direct
15 May - 18 May Ryanair
20 May - 30 May Norwegian
20 May - 10 Jun Norwegian direct
15 May - 18 May TAP direct
30 May - 03 Jun Norwegian direct
23 May - 03 Jun Norwegian direct
30 May - 10 Jun Norwegian
16 May - 03 Jun Norwegian direct
23 May - 10 Jun Norwegian
21 May - 03 Jun Norwegian Air Sweden AOC
30 May - 10 Jun Norwegian direct
21 May - 10 Jun Norwegian Air Sweden AOC
23 May - 10 Jun Norwegian direct

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

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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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