AirHint found the following cheapest one-way flights from Oslo (OSL) to Lisbon (LIS) in September 2026 (see full year).
One-Way flights
| 27 Sep | Ryanair | ||
| 09 Sep | Vueling Airlines | ||
| 05 Sep | Norwegian | ||
| 05 Sep | Norwegian | direct | |
| 27 Sep | TAP | direct | |
| 09 Sep | Norwegian | direct | |
| 10 Sep | Norwegian Air Sweden AOC | ||
| 24 Sep | Norwegian Air Sweden AOC |
Also check the deals for return flights from Oslo to Lisbon in September.
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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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