Cheapest one-way flights from Chicago to Keflavik in July from 308€

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

One-Way flights

13 Jul Frontier Airlines
18 Jul Frontier Airlines
12 Jul United direct
17 Jul United direct
13 Jul United direct
11 Jul United direct
10 Jul United
19 Jul United direct
08 Jul United direct
24 Jul Spirit Airlines

Also check the deals for return 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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