AirHint found the following cheapest return flights from New York (JFK) to Keflavik (KEF) in July 2026 (see full year).

Return flights

20 Jul - 27 Jul	Icelandair	direct
12 Jul - 19 Jul	Icelandair	direct
06 Jul - 13 Jul	Icelandair	direct
03 Jul - 10 Jul	Icelandair	direct
03 Jul - 17 Jul	Icelandair	direct
02 Jul - 10 Jul	Icelandair	direct
02 Jul - 13 Jul	Icelandair	direct
31 Jul - 13 Aug	British Airways

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

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 New York to Keflavik in July from 443€

Return flights