Cheapest one-way flights from Chicago (ORD) to Keflavik (KEF), October

10 dates in October, from $ 403. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
18 Oct Atlantic Airways
Direct Flight
28 Oct TAP
17 Oct Air Canada
15 Oct Air France
23 Oct Air France
16 Oct Air Canada
29 Oct Icelandair
Direct Flight
14 Oct jetBlue
16 Oct Austrian Airlines
Direct Flight
23 Oct Lufthansa
Direct Flight
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Cheapest deals for the full year

Deals for return flights from Chicago to Keflavik in October.

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Updated Oct 13, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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