Cheapest one-way flights from Lisbon to Keflavik in August from 168€

Best time to book flights for Lisbon (LIS) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from Lisbon (LIS) to Keflavik (KEF) in August 2025 (see full year).

One-Way flights

25 Aug Fly Play direct
27 Aug Norwegian
04 Aug Fly Play direct
15 Aug Fly Play direct
28 Aug TAP
20 Aug TAP
05 Aug Ryanair
18 Aug Ryanair
06 Aug Ryanair
08 Aug Ryanair

Also check the deals for return flights from Lisbon to Keflavik in August.

Skyscanner

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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