AirHint found the following cheapest one-way flights from Lisbon (LIS) to Keflavik (KEF) in August 2026 (see full year).
One-Way flights
| 31 Aug | Iberia | ||
| 11 Aug | Transavia France | ||
| 30 Aug | TAP | ||
| 13 Aug | Ryanair | ||
| 14 Aug | Ryanair | ||
| 23 Aug | KLM | ||
| 21 Aug | Ryanair | ||
| 06 Aug | easyJet | ||
| 10 Aug | Ryanair | ||
| 23 Aug | TAP | direct |
Also check the deals for return flights from Lisbon to Keflavik 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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