Cheapest return flights from New York to Keflavik in October from 424€

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

Return flights

31 Oct - 07 Nov Spirit Airlines
30 Oct - 22 Nov Spirit Airlines
26 Oct - 05 Nov Spirit Airlines
30 Oct - 04 Nov Spirit Airlines
31 Oct - 08 Nov Spirit Airlines
25 Oct - 31 Oct Spirit Airlines
31 Oct - 03 Nov Spirit Airlines
31 Oct - 06 Nov Spirit Airlines
30 Oct - 02 Nov Spirit Airlines
21 Oct - 28 Oct Air Canada
29 Oct - 22 Nov Frontier Airlines
22 Oct - 15 Nov Frontier Airlines
22 Oct - 29 Oct Frontier Airlines
23 Oct - 29 Oct Spirit Airlines
22 Oct - 27 Oct Frontier Airlines
22 Oct - 26 Oct Spirit Airlines
22 Oct - 25 Oct Frontier Airlines
24 Oct - 27 Oct Spirit Airlines
18 Oct - 23 Oct Spirit Airlines
26 Oct - 31 Oct Spirit Airlines

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

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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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