Cheapest return flights from Chicago to Keflavik in July from 609€

Best time to book flights for Chicago (ORD) to Keflavik (KEF) flights at AirHint

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

Return flights

04 Jul - 15 Jul United
14 Jul - 22 Jul Air France
28 Jul - 05 Aug United
31 Jul - 07 Aug Icelandair direct
14 Jul - 20 Jul Air France
24 Jul - 04 Aug jetBlue
12 Jul - 23 Jul jetBlue
15 Jul - 26 Jul jetBlue
30 Jul - 10 Aug Icelandair direct
28 Jul - 08 Aug Icelandair direct
28 Jul - 05 Aug Icelandair direct
02 Jul - 12 Jul jetBlue
08 Jul - 13 Jul Icelandair direct
09 Jul - 17 Jul Icelandair direct
14 Jul - 20 Jul Icelandair direct
04 Jul - 15 Jul Icelandair direct
23 Jul - 03 Aug Icelandair direct
24 Jul - 04 Aug Icelandair direct
26 Jul - 06 Aug Icelandair direct
21 Jul - 01 Aug Icelandair direct

Also check the deals for one-way flights from Chicago 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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