Cheapest return flights from Oslo to Lisbon in August from $311

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

Return flights

18 Aug - 29 Aug Norwegian
06 Aug - 13 Aug Finnair
06 Aug - 13 Aug TAP direct
07 Aug - 13 Aug TAP direct
07 Aug - 13 Aug Finnair

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

Powered by

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.