AirHint found the following cheapest return flights from Bergamo (BGY) to Keflavik (KEF) in September 2025 (see full year).

Return flights

26 Sep - 29 Sep	Ryanair
19 Sep - 23 Sep	Ryanair
29 Sep - 03 Oct	Ryanair
24 Sep - 06 Oct	Ryanair
26 Sep - 03 Oct	Ryanair
30 Sep - 03 Oct	Ryanair
13 Sep - 24 Sep	Ryanair
29 Sep - 06 Oct	Ryanair
20 Sep - 23 Sep	Ryanair
13 Sep - 17 Sep	Ryanair
04 Sep - 07 Sep	Ryanair
26 Sep - 28 Sep	Ryanair
27 Sep - 29 Sep	Ryanair
12 Sep - 17 Sep	Ryanair
30 Sep - 07 Oct	Ryanair
27 Sep - 02 Oct	Ryanair
24 Sep - 28 Sep	Ryanair
27 Sep - 08 Oct	Ryanair
27 Sep - 09 Oct	Ryanair
27 Sep - 04 Oct	Ryanair

Also check the deals for one-way flights from Bergamo to Keflavik in September.

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 Bergamo to Keflavik in September from $233

Return flights