Cheapest return flights from Prague to Keflavik in October from $227

Best time to book flights for Prague (PRG) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Prague (PRG) to Keflavik (KEF) in October 2025 (see full year).

Return flights

16 Oct - 19 Oct Fly Play direct
01 Oct - 05 Oct easyJet
15 Oct - 22 Oct easyJet
05 Oct - 10 Oct LOT
06 Oct - 09 Oct Scandinavian Airlines
27 Oct - 01 Nov SWISS
09 Oct - 14 Oct LOT
05 Oct - 09 Oct Fly Play direct
13 Oct - 16 Oct Ryanair
10 Oct - 15 Oct Austrian Airlines
20 Oct - 23 Oct Lufthansa
27 Oct - 01 Nov Icelandair direct

Also check the deals for one-way flights from Prague to Keflavik in October.

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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