Cheapest return flights from Lisbon to Oslo in August from $226

Best time to book flights for Lisbon (LIS) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Lisbon (LIS) to Oslo (OSL) in August 2025 (see full year).

Return flights

30 Aug - 07 Sep Norwegian
14 Aug - 17 Aug TAP
16 Aug - 24 Aug TAP direct
10 Aug - 11 Aug TAP direct
10 Aug - 12 Aug TAP direct
26 Aug - 30 Aug TAP direct
10 Aug - 10 Aug TAP direct
18 Aug - 21 Aug TAP direct
09 Aug - 17 Aug TAP direct
20 Aug - 31 Aug Norwegian direct
10 Aug - 13 Aug TAP
20 Aug - 06 Sep Norwegian direct
23 Aug - 06 Sep Norwegian direct
16 Aug - 06 Sep Norwegian direct
23 Aug - 11 Sep Norwegian
24 Aug - 06 Sep Norwegian Air Sweden AOC
31 Aug - 15 Sep Norwegian Air Sweden AOC
17 Aug - 06 Sep Norwegian Air Sweden AOC
31 Aug - 06 Sep Norwegian Air Sweden AOC
24 Aug - 11 Sep Norwegian Air Sweden AOC

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

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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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