AirHint found the following cheapest one-way flights from Lisbon (LIS) to Keflavik (KEF) in October 2025 (see full year).
One-Way flights
| 21 Oct | Ryanair | ||
| 22 Oct | easyJet | ||
| 30 Oct | Wizz Air | ||
| 23 Oct | Ryanair | ||
| 24 Oct | TAP | ||
| 31 Oct | Ryanair | ||
| 16 Oct | easyJet | ||
| 15 Oct | easyJet | ||
| 25 Oct | easyJet | ||
| 27 Oct | Ryanair |
Also check the deals for return flights from Lisbon to Keflavik in October.
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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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