Cheapest return flights from Chicago (ORD) to Keflavik (KEF)

Cheapest month: November 2026, from $ 435. Book in one tap, or open a month for every date.

All destinations from Chicago (ORD)

One-wayReturn

  • October 2026

    16–19 Oct 3 nights
    $ 525 return
    Direct Brussels Airlines
    Price seen 12 Oct
    October dates

  • November 2026

    15–23 Nov 8 nights
    $ 435 return Cheapest month
    Direct Icelandair
    Price seen 12 Oct
    November dates

  • December 2026

    6–14 Dec 8 nights
    $ 435 return
    Direct Icelandair
    Price seen 12 Oct
    December dates

  • February 2027

    13–21 Feb 2027 8 nights
    $ 477 return
    Scandinavian Airlines
    Price seen 12 Oct
    February dates

  • March 2027

    31 Mar – 4 Apr 2027 4 nights
    $ 624 return
    Direct Icelandair
    Price seen 12 Oct
    March dates

  • August 2027

    7–16 Aug 2027 9 nights
    $ 564 return
    Direct United
    Price seen 12 Oct
    August dates
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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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