Every Lisbon–Oslo fare we track, measured against the route's typical price whenever there is enough cached history to build one. Subscribe in any RSS reader for free single-route price alerts — no account, no email needed.https://flight.dealsen-ushttps://flight.deals/flights/lisbon-to-oslo/#2026-10-01-2026-10-09-FRhttps://flight.deals/flights/lisbon-to-oslo/#2026-10-01-2026-10-09-FRLIS → OSL round-trip on Ryanair, 2026-10-01 to 2026-10-09 (8 nights). Cached fare $197. Not enough cached history on this route yet to say what it usually costs.Sun, 30 Aug 2026 05:03:17 GMT