Cheapest return flights from Newark to Keflavik in July from 346€

AirHint found the following cheapest return flights from Newark (EWR) to Keflavik (KEF) in July 2025 (see full year).

Return flights

27 Jul - 06 Aug Air France
28 Jul - 04 Aug Delta
27 Jul - 06 Aug United direct
30 Jul - 04 Aug United direct
29 Jul - 06 Aug United direct
30 Jul - 06 Aug Air Canada
30 Jul - 05 Aug United
28 Jul - 04 Aug United direct
30 Jul - 02 Aug United
31 Jul - 07 Aug United

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

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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