AirHint found the following cheapest return flights from Leeds (LBA) to Keflavik (KEF) in August 2025 (see full year).

Return flights

30 Aug - 06 Sep	Ryanair
26 Aug - 31 Aug	Ryanair
13 Aug - 17 Aug	Ryanair
14 Aug - 17 Aug	Ryanair
06 Aug - 07 Aug	Ryanair
07 Aug - 07 Aug	Ryanair
07 Aug - 12 Aug	Ryanair
11 Aug - 13 Aug	Ryanair
13 Aug - 14 Aug	Ryanair
13 Aug - 16 Aug	Ryanair
05 Aug - 06 Aug	Ryanair
08 Aug - 23 Sep	Ryanair

Also check the deals for one-way flights from Leeds to Keflavik in August.

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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Cheapest return flights from Leeds to Keflavik in August from 233€

Return flights