Cheapest return flights from New York to Keflavik in October from 333€

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

Return flights

07 Oct - 14 Oct Spirit Airlines
17 Oct - 21 Oct Spirit Airlines
07 Oct - 15 Oct Spirit Airlines
14 Oct - 23 Oct Spirit Airlines
14 Oct - 21 Oct Spirit Airlines
23 Oct - 30 Oct Spirit Airlines
06 Oct - 09 Oct Frontier Airlines
18 Oct - 21 Oct Frontier Airlines
17 Oct - 24 Oct Spirit Airlines
04 Oct - 11 Oct Spirit Airlines
25 Oct - 01 Nov Spirit Airlines
30 Oct - 03 Nov Spirit Airlines
28 Oct - 04 Nov Spirit Airlines
29 Oct - 05 Nov Spirit Airlines
28 Oct - 05 Nov Spirit Airlines
30 Oct - 04 Nov Spirit Airlines
31 Oct - 07 Nov Spirit Airlines
27 Oct - 04 Nov Spirit Airlines
29 Oct - 06 Nov Spirit Airlines
30 Oct - 07 Nov Spirit Airlines

Also check the deals for one-way flights from New York 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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