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$249 Find cheap flights from Illinois to Reykjavik

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Reykjavik departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/29
Sat 7/6

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In the last 7 days travelers have searched 42,686,544 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

August

Cheapest flight

$249
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from Chicago O'Hare Airport to Reykjavik-Keflavik Airport

FAQs for booking Illinois to Reykjavik flights

  • How does KAYAK find such low prices on flights from Illinois to Reykjavik?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Reykjavik.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Reykjavik?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Reykjavik from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Reykjavik?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Reykjavik with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Reykjavik?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Reykjavik from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Illinois to Reykjavik?

Find which airlines fly direct from Illinois to Keflavik Intl, which days they fly and book direct flights.

Nonstop departures

Illinois to Reykjavik Keflavik Intl

Monday

Air Canada, Air France, Alaska Airlines, +26 more

Air Canada, Air France, +27 more

Tuesday

Air Canada, Air France, Alaska Airlines, +25 more

Air Canada, Air France, +26 more

Wednesday

Air Canada, Air France, Air Greenland, +32 more

Air Canada, Air France, +33 more

Thursday

Air Canada, Air France, Alaska Airlines, +27 more

Air Canada, Air France, +28 more

Friday

Air Canada, Air France, Alaska Airlines, +27 more

Air Canada, Air France, +28 more

Saturday

Air Canada, Air France, Alaska Airlines, +30 more

Air Canada, Air France, +31 more

Sunday

Air Canada, Air France, Air Greenland, +34 more

Air Canada, Air France, +35 more

See more direct flights

Nonstop returns

Reykjavik Keflavik Intl to Illinois

Monday

Air Canada, Air France, Alaska Airlines, +26 more

Air Canada, Air France, +27 more

Tuesday

Air Canada, Air France, Alaska Airlines, +25 more

Air Canada, Air France, +26 more

Wednesday

Air Canada, Air France, Air Greenland, +32 more

Air Canada, Air France, +33 more

Thursday

Air Canada, Air France, Alaska Airlines, +27 more

Air Canada, Air France, +28 more

Friday

Air Canada, Air France, Alaska Airlines, +27 more

Air Canada, Air France, +28 more

Saturday

Air Canada, Air France, Alaska Airlines, +30 more

Air Canada, Air France, +31 more

Sunday

Air Canada, Air France, Air Greenland, +34 more

Air Canada, Air France, +35 more

See more direct flights
See more direct flights

Book cheap flights from Illinois to Reykjavik

Recent round-trip flight deals

9/7Sat
1 stop
26h 41mORD-KEF
9/11Wed
1 stop
21h 43mKEF-ORD
$416
9/7Sat
1 stop
26h 41mORD-KEF
9/11Wed
1 stop
21h 43mKEF-ORD
$417
10/3Thu
1 stopAir Canada
12h 00mORD-KEF
10/7Mon
1 stopAir Canada
15h 25mKEF-ORD
$532
9/12Thu
2 stopsAir Canada
20h 10mORD-KEF
9/16Mon
1 stopAir Canada
15h 25mKEF-ORD
$543
8/28Wed
nonstopIcelandair
6h 15mORD-KEF
9/2Mon
nonstopIcelandair
6h 40mKEF-ORD
$588
10/22Tue
nonstopIcelandair
6h 05mORD-KEF
10/29Tue
nonstopIcelandair
6h 35mKEF-ORD
$594
8/18Sun
1 stopUnited Airlines
17h 11mSTL-KEF
8/27Tue
2 stopsUnited Airlines
30h 49mKEF-STL
$609
8/18Sun
2 stopsUnited Airlines
19h 05mSTL-KEF
8/27Tue
2 stopsUnited Airlines
31h 37mKEF-STL
$614
9/21Sat
1 stopAmerican Airlines
20h 10mORD-KEF
10/5Sat
1 stopAmerican Airlines
34h 40mKEF-ORD
$620
8/21Wed
2 stopsAmerican Airlines
22h 45mSTL-KEF
8/28Wed
2 stopsAmerican Airlines
31h 38mKEF-STL
$947

Search by stops

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Recent one-way flight deals

8/19Mon
2 stops
29h 23mORD-KEF
$249
8/19Mon
1 stop
26h 41mORD-KEF
$254
6/2Sun
1 stopWestJet
33h 20mORD-KEF
$331
6/16Sun
1 stopWestJet
33h 20mORD-KEF
$348
6/22Sat
nonstopIcelandair
6h 05mORD-KEF
$379
9/29Sun
1 stopAir Canada
15h 35mSTL-KEF
$384
7/31Wed
2 stopsDelta
19h 30mSTL-KEF
$389
10/2Wed
1 stopAir Canada
11h 30mSTL-KEF
$390
8/14Wed
1 stopDelta
15h 56mSTL-KEF
$428
8/19Mon
nonstopIcelandair
6h 05mORD-KEF
$431

Search by stops

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Search by price

Last minute flights from Illinois to Reykjavik

Last minute flight, train and bus deals

6/3Mon
nonstopIcelandair
6h 05mORD-KEF
6/12Wed
nonstopIcelandair
6h 40mKEF-ORD
$651
6/4Tue
nonstopIcelandair
6h 05mORD-KEF
6/11Tue
nonstopIcelandair
6h 40mKEF-ORD
$662
6/3Mon
nonstopIcelandair
6h 05mORD-KEF
6/10Mon
nonstopIcelandair
6h 40mKEF-ORD
$680
6/3Mon
multi-stop
35h 17mORD-KEF
6/12Wed
multi-stop
21h 34mKEF-ORD
$700
6/1Sat
multi-stop
28h 38mORD-KEF
6/3Mon
multi-stop
33h 34mKEF-ORD
$735
6/1Sat
multi-stopBritish Airways
47h 05mSTL-KEF
6/8Sat
multi-stopBritish Airways
36h 08mKEF-STL
$1,174
6/2Sun
multi-stopJetBlue
16h 25mORD-KEF
6/11Tue
multi-stopJetBlue
16h 59mKEF-ORD
$1,186
6/1Sat
multi-stopAir Canada
17h 45mSTL-KEF
6/8Sat
multi-stopAir Canada
16h 20mKEF-STL
$1,204
5/31Fri
multi-stopJetBlue
16h 25mORD-KEF
6/16Sun
multi-stopJetBlue
16h 49mKEF-ORD
$1,205
6/1Sat
multi-stopAir Canada
17h 45mSTL-KEF
6/8Sat
multi-stopAir Canada
15h 16mKEF-STL
$1,210

Search by stops

Search by airline

Search by price

Flights to Reykjavik