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Cheap flights from Reykjavik Keflavik Intl Airport to Chicago from $381

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Chicago departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
4:30 pm - 5:20 pmKEF-ORD
6h 50mnonstop
Icelandair Logo
6:30 pm - 6:45 amORD-KEF
6h 15mnonstop
$381Icelandair
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Thu, Nov 13 - Mon, Nov 17
Icelandair Logo
4:30 pm - 5:20 pmKEF-ORD
6h 50mnonstop
Icelandair Logo
6:30 pm - 6:45 amORD-KEF
6h 15mnonstop
$382Icelandair
Find Deal
Thu, Nov 20 - Thu, Nov 27
Multiple Airlines Logo
4:55 pm - 12:15 amKEF-ORD
13h 20m1 stop
Multiple Airlines Logo
6:00 am - 6:05 amORD-KEF
18h 05m1 stop
$589Multiple Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
Multiple Airlines Logo
4:55 pm - 12:15 amKEF-ORD
13h 20m1 stop
Multiple Airlines Logo
6:00 am - 6:05 amORD-KEF
18h 05m1 stop
$631Multiple Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
Scandinavian Airlines Logo
10:30 am - 4:10 pmKEF-ORD
34h 40m1 stop
Scandinavian Airlines Logo
7:15 pm - 10:15 amORD-KEF
34h 00m2 stops
$674Scandinavian Airlines
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Thu, Apr 23 - Sat, May 2
Scandinavian Airlines Logo
10:30 am - 4:10 pmKEF-ORD
34h 40m1 stop
Scandinavian Airlines Logo
7:15 pm - 9:40 amORD-KEF
33h 25m1 stop
$676Scandinavian Airlines
Find Deal
Thu, Apr 23 - Sat, May 2
Lufthansa Logo
12:25 am - 7:55 pmKEF-ORD
24h 30m1 stop
Lufthansa Logo
10:30 pm - 11:30 pmORD-KEF
20h 00m1 stop
$778Lufthansa
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Wed, Apr 22 - Sat, May 2
Lufthansa Logo
12:25 am - 7:55 pmKEF-ORD
24h 30m1 stop
Lufthansa Logo
10:30 pm - 11:30 pmORD-KEF
20h 00m1 stop
$787Lufthansa
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Wed, Apr 22 - Sat, May 2
Delta Logo
11:25 am - 12:35 pmKEF-MDW
30h 10m2 stops
Delta Logo
5:59 pm - 9:30 amMDW-KEF
34h 31m2 stops
$933Delta
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Fri, Apr 3 - Sun, Apr 5
Delta Logo
11:25 am - 12:35 pmKEF-MDW
30h 10m2 stops
Delta Logo
5:59 pm - 9:30 amMDW-KEF
34h 31m2 stops
$943Delta
Find Deal
Fri, Apr 3 - Sun, Apr 5

Icelandair flights from Reykjavik Keflavik Intl Airport to Chicago

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to Chicago flight tickets
Icelandair
Nov 13
KEF4:30 pmReykjavik Keflavik Intl
6h 50m
ORD5:20 pmChicago O'Hare Intl
Nov 17
ORD6:30 pmChicago O'Hare Intl
6h 15m
KEF6:45 amReykjavik Keflavik Intl
$381
Find similar
Icelandair
Nov 20
KEF4:30 pmReykjavik Keflavik Intl
6h 50m
ORD5:20 pmChicago O'Hare Intl
Nov 27
ORD6:30 pmChicago O'Hare Intl
6h 15m
KEF6:45 amReykjavik Keflavik Intl
$382
Find similar
Icelandair
Nov 13
KEF4:30 pmReykjavik Keflavik Intl
6h 50m
ORD5:20 pmChicago O'Hare Intl
Nov 17
ORD6:30 pmChicago O'Hare Intl
6h 15m
KEF6:45 amReykjavik Keflavik Intl
$389
Find similar

Scandinavian Airlines flights from Reykjavik Keflavik Intl Airport to Chicago

Our best Scandinavian Airlines deals on Reykjavik Keflavik Intl Airport to Chicago flight tickets
Scandinavian Airlines
Apr 23
KEF10:30 amReykjavik Keflavik Intl
34h 40m
1 stop
ORD4:10 pmChicago O'Hare Intl
May 2
ORD7:15 pmChicago O'Hare Intl
34h 00m
2 stops
KEF10:15 amReykjavik Keflavik Intl
$674
Find similar
Scandinavian Airlines
Apr 23
KEF10:30 amReykjavik Keflavik Intl
34h 40m
1 stop
ORD4:10 pmChicago O'Hare Intl
May 2
ORD7:15 pmChicago O'Hare Intl
33h 25m
1 stop
KEF9:40 amReykjavik Keflavik Intl
$676
Find similar
Scandinavian Airlines
Apr 23
KEF11:05 amReykjavik Keflavik Intl
34h 05m
2 stops
ORD4:10 pmChicago O'Hare Intl
May 2
ORD7:15 pmChicago O'Hare Intl
34h 00m
2 stops
KEF10:15 amReykjavik Keflavik Intl
$695
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Thu 11/13

4:30 pm-5:20 pm

Nonstop6h 50m

Chicago O'Hare Intl

Mon 11/17

6:30 pm-6:45 am

Nonstop6h 15m

$381

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Thu 11/20

4:30 pm-5:20 pm

Nonstop6h 50m

Chicago O'Hare Intl

Thu 11/27

6:30 pm-6:45 am

Nonstop6h 15m

$382

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Thu 11/13

4:55 pm-12:15 am

1 stop13h 20m

Chicago O'Hare Intl

Mon 11/17

6:00 am-6:05 am

1 stop18h 05m

$589

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Thu 11/13

4:55 pm-12:15 am

1 stop13h 20m

Chicago O'Hare Intl

Mon 11/17

6:00 am-6:05 am

1 stop18h 05m

$631

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Thu 4/23

10:30 am-4:10 pm

1 stop34h 40m

Chicago O'Hare Intl

Sat 5/2

7:15 pm-10:15 am

2 stops34h 00m

$674

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Thu 4/23

10:30 am-4:10 pm

1 stop34h 40m

Chicago O'Hare Intl

Sat 5/2

7:15 pm-9:40 am

1 stop33h 25m

$676

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Wed 4/22

12:25 am-7:55 pm

1 stop24h 30m

Chicago O'Hare Intl

Sat 5/2

10:30 pm-11:30 pm

1 stop20h 00m

$778

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Wed 4/22

12:25 am-7:55 pm

1 stop24h 30m

Chicago O'Hare Intl

Sat 5/2

10:30 pm-11:30 pm

1 stop20h 00m

$787

ReykjavikChicago

KEF - MDW

KEFMDW

Reykjavik Keflavik Intl

Fri 4/3

11:25 am-12:35 pm

2 stops30h 10m

Chicago Midway

Sun 4/5

5:59 pm-9:30 am

2 stops34h 31m

$933

ReykjavikChicago

KEF - MDW

KEFMDW

Reykjavik Keflavik Intl

Fri 4/3

11:25 am-12:35 pm

2 stops30h 10m

Chicago Midway

Sun 4/5

5:59 pm-9:30 am

2 stops34h 31m

$943

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $592. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Reykjavik Keflavik Intl Airport to Chicago for around $1,097.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Reykjavik Keflavik Intl Airport to Chicago during this time can be as low as $548. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $878.

What is the cheapest Reykjavik Keflavik Intl to Chicago flight route?

Fly from Reykjavik Keflavik Intl to Chicago O'Hare Intl for the best Reykjavik Keflavik Intl - Chicago flight prices

What cabin class options are available on Reykjavik Keflavik Intl to Chicago flights?

There are 3 cabin classes available to choose from on Reykjavik Keflavik Intl to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Reykjavik Keflavik Intl Airport to Chicago flights?

You could potentially save up to 24% on your flight if you consider stops on a Reykjavik Keflavik Intl Airport to Chicago flight.

When to book flights from Reykjavik Keflavik Intl Airport to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Reykjavik Keflavik Intl Airport to Chicago (KEF to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to Chicago

Fastest flight time

6h 50m

Direct flights

Every day

Airports in Chicago

1 airport
The fastest flight from Reykjavik Keflavik Intl Airport to Chicago takes 6h 50m
Direct flights go from Reykjavik Keflavik Intl Airport to Chicago every day.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)
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  • How far is Reykjavik Keflavik Intl to Chicago by plane?

    The distance between Reykjavik Keflavik Intl and Chicago is about 2931.4 mi. In terms of flight time, this usually takes a little over 6h 40m.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to Chicago?

    Prices for flights from Reykjavik Keflavik Intl Airport to Chicago are updated daily.

  • How many operators does momondo search for flights from Reykjavik Keflavik Intl Airport to Chicago?

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to Chicago?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Reykjavik Keflavik Intl Airport to Chicago?

Best airlines flying from Reykjavik Keflavik Intl Airport to Chicago

Compare and see reviews for airlines that fly from Reykjavik Keflavik Intl Airport to Chicago with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $483Free CancellationRating
7.1
562 reviews
Search Icelandair flights

  • Icelandair Flights From Reykjavik Keflavik Intl Airport to Chicago

    Icelandair flies from Reykjavik Keflavik Intl Airport to Chicago around 2 times per week, with 562 momondo users rating the airline 7.1/10. The cheapest Icelandair deal from Reykjavik Keflavik Intl Airport to Chicago in the last 72 hours was $483 (round-trip), much lower than the average airfare cost of $591 for Icelandair flights on this route.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Schererville
Valparaiso
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to Chicago?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Reykjavik to Chicago. momondo saves you time and could save you money on your trip.

Can I find flights from Reykjavik to Chicago with flexible booking policies on momondo?

All flight searches from Reykjavik to Chicago on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Reykjavik to Chicago?

momondo helps you find the best flight between Reykjavik and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Reykjavik to Chicago right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Reykjavik and alert you when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport