Cheapest return flights from Zagreb to Keflavik in July from $345

Best time to book flights for Zagreb (ZAG) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Zagreb (ZAG) to Keflavik (KEF) in July 2025 (see full year).

Return flights

21 Jul - 04 Aug Ryanair
16 Jul - 23 Jul Norwegian Air Sweden AOC
14 Jul - 20 Jul Ryanair
15 Jul - 19 Jul Ryanair
22 Jul - 29 Jul Ryanair
08 Jul - 22 Aug Ryanair
12 Jul - 19 Jul Ryanair
20 Jul - 27 Jul Ryanair
01 Jul - 08 Jul Ryanair
16 Jul - 19 Jul Norwegian Air Sweden AOC
03 Jul - 08 Jul Ryanair
19 Jul - 27 Jul Ryanair
28 Jul - 03 Aug Lufthansa
27 Jul - 06 Aug Lufthansa
29 Jul - 08 Aug Ryanair

Also check the deals for one-way flights from Zagreb to Keflavik in July.

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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