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

Return flights

30 Aug - 06 Sep	Air Europa
26 Aug - 03 Sep	Air Europa
30 Aug - 07 Sep	Air Europa
31 Aug - 06 Sep	Iberia
26 Aug - 01 Sep	Air Europa
23 Aug - 28 Aug	Air Europa
29 Aug - 06 Sep	Air Europa
27 Aug - 02 Sep	Iberia
29 Aug - 01 Sep	Air Europa
29 Aug - 05 Sep	Air Europa
28 Aug - 02 Sep	Wizz Air Malta
26 Aug - 30 Aug	Air Europa
23 Aug - 27 Aug	Air Europa
27 Aug - 31 Aug	Iberia
23 Aug - 26 Aug	Air Europa
26 Aug - 31 Aug	Air Europa
22 Aug - 26 Aug	Air Europa
19 Aug - 25 Aug	Air Europa
25 Aug - 28 Aug	Ryanair
23 Aug - 30 Aug	Air Europa

Also check the deals for one-way flights from Valencia 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 Valencia to Keflavik in August from 284€

Return flights