Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Reykjavik Keflavik Intl Airport to Chicago from $276

This is the cheapest one-way 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 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Reykjavik Keflavik Intl Airport to Chicago

Cheap round-trip flights

Logo
3:05 pm - 11:30 amKEF-ORD
25h 25m1 stop
Logo
6:30 am - 4:55 amORD-KEF
17h 25m1 stop
$434
Find Deal
Wed, Oct 15 - Fri, Oct 24
Logo
3:05 pm - 11:10 amKEF-ORD
25h 05m1 stop
Logo
6:10 am - 4:55 amORD-KEF
17h 45m1 stop
$437
Find Deal
Wed, Oct 15 - Fri, Oct 24
Logo
3:05 pm - 11:10 amKEF-ORD
25h 05m1 stop
Logo
6:30 am - 4:55 amORD-KEF
17h 25m2 stops
$465
Find Deal
Wed, Oct 15 - Fri, Oct 24
Icelandair Logo
7:35 pm - 9:15 pmKEF-ORD
6h 40mnonstop
Icelandair Logo
7:25 pm - 6:40 amORD-KEF
6h 15mnonstop
$518Icelandair
Find Deal
Sun, Sep 21 - Sat, Sep 27
Icelandair Logo
4:25 pm - 6:15 pmKEF-ORD
6h 50mnonstop
Icelandair Logo
10:15 pm - 9:20 amORD-KEF
6h 05mnonstop
$554Icelandair
Find Deal
Mon, Sep 22 - Wed, Oct 1
Icelandair Logo
4:25 pm - 6:15 pmKEF-ORD
6h 50mnonstop
Icelandair Logo
10:15 pm - 9:20 amORD-KEF
6h 05mnonstop
$565Icelandair
Find Deal
Sat, Sep 20 - Fri, Sep 26
Icelandair Logo
4:30 pm - 5:20 pmKEF-ORD
6h 50mnonstop
Icelandair Logo
6:30 pm - 6:45 amORD-KEF
6h 15mnonstop
$569Icelandair
Find Deal
Mon, Dec 1 - Thu, Dec 4
Scandinavian Airlines Logo
5:10 pm - 4:10 pmKEF-ORD
28h 00m1 stop
Scandinavian Airlines Logo
8:20 pm - 10:45 amORD-KEF
33h 25m1 stop
$577Scandinavian Airlines
Find Deal
Sat, Oct 18 - Sat, Nov 1
Scandinavian Airlines Logo
5:10 pm - 4:10 pmKEF-ORD
28h 00m1 stop
Scandinavian Airlines Logo
8:20 pm - 12:15 pmORD-KEF
58h 55m2 stops
$608Scandinavian Airlines
Find Deal
Sat, Oct 18 - Fri, Oct 31
Scandinavian Airlines Logo
7:50 am - 4:45 pmKEF-ORD
14h 55m1 stop
Scandinavian Airlines Logo
7:20 pm - 10:30 amORD-KEF
57h 10m2 stops
$623Scandinavian Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 4

Scandinavian Airlines flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport

Our best Scandinavian Airlines deals on Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport flight tickets
Scandinavian Airlines
Oct 18
KEF5:10 pmReykjavik Keflavik Intl
28h 00m
1 stop
ORD4:10 pmChicago O'Hare Intl
Nov 1
ORD8:20 pmChicago O'Hare Intl
33h 25m
1 stop
KEF10:45 amReykjavik Keflavik Intl
$577
Find similar
Scandinavian Airlines
Oct 18
KEF5:10 pmReykjavik Keflavik Intl
28h 00m
1 stop
ORD4:10 pmChicago O'Hare Intl
Oct 31
ORD8:20 pmChicago O'Hare Intl
58h 55m
2 stops
KEF12:15 pmReykjavik Keflavik Intl
$608
Find similar
Scandinavian Airlines
Dec 1
KEF7:50 amReykjavik Keflavik Intl
14h 55m
1 stop
ORD4:45 pmChicago O'Hare Intl
Dec 4
ORD7:20 pmChicago O'Hare Intl
57h 10m
2 stops
KEF10:30 amReykjavik Keflavik Intl
$623
Find similar

Icelandair flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport flight tickets
Icelandair
Sep 21
KEF7:35 pmReykjavik Keflavik Intl
6h 40m
ORD9:15 pmChicago O'Hare Intl
Sep 27
ORD7:25 pmChicago O'Hare Intl
6h 15m
KEF6:40 amReykjavik Keflavik Intl
$518
Find similar
Icelandair
Sep 22
KEF4:25 pmReykjavik Keflavik Intl
6h 50m
ORD6:15 pmChicago O'Hare Intl
Oct 1
ORD10:15 pmChicago O'Hare Intl
6h 05m
KEF9:20 amReykjavik Keflavik Intl
$554
Find similar
Icelandair
Sep 20
KEF4:25 pmReykjavik Keflavik Intl
6h 50m
ORD6:15 pmChicago O'Hare Intl
Sep 26
ORD10:15 pmChicago O'Hare Intl
6h 05m
KEF9:20 amReykjavik Keflavik Intl
$565
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport 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 July 31, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Wed 10/15

3:05 pm-11:30 am

1 stop25h 25m

Chicago O'Hare Intl

Fri 10/24

6:30 am-4:55 am

1 stop17h 25m

$434

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Wed 10/15

3:05 pm-11:10 am

1 stop25h 05m

Chicago O'Hare Intl

Fri 10/24

6:10 am-4:55 am

1 stop17h 45m

$437

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Wed 10/15

3:05 pm-11:10 am

1 stop25h 05m

Chicago O'Hare Intl

Fri 10/24

6:30 am-4:55 am

2 stops17h 25m

$465

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Sun 9/21

7:35 pm-9:15 pm

Nonstop6h 40m

Chicago O'Hare Intl

Sat 9/27

7:25 pm-6:40 am

Nonstop6h 15m

$518

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 9/22

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Wed 10/1

10:15 pm-9:20 am

Nonstop6h 05m

$554

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Sat 9/20

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Fri 9/26

10:15 pm-9:20 am

Nonstop6h 05m

$565

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 12/1

4:30 pm-5:20 pm

Nonstop6h 50m

Chicago O'Hare Intl

Thu 12/4

6:30 pm-6:45 am

Nonstop6h 15m

$569

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Sat 10/18

5:10 pm-4:10 pm

1 stop28h 00m

Chicago O'Hare Intl

Sat 11/1

8:20 pm-10:45 am

1 stop33h 25m

$577

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Sat 10/18

5:10 pm-4:10 pm

1 stop28h 00m

Chicago O'Hare Intl

Fri 10/31

8:20 pm-12:15 pm

2 stops58h 55m

$608

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mon 12/1

7:50 am-4:45 pm

1 stop14h 55m

Chicago O'Hare Intl

Thu 12/4

7:20 pm-10:30 am

2 stops57h 10m

$623

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

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

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 O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $770. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Reykjavik Keflavik Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,099.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Reykjavik Keflavik Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $548 when looking at flights departing in the evening. Try not to purchase tickets in the morning because they tend to be around $878. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

There are 3 cabin classes available to choose from on Reykjavik Keflavik Intl to Chicago O'Hare Intl 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 O'Hare Intl Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport flight.

When to book flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport (KEF to ORD) flight deals and tips

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

Best Price Found

$276

Fastest flight time

6h 40m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Reykjavik Keflavik Intl Airport in the past 72 hours is $276. The best round-trip flight deal from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $434.
The fastest flight from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport takes 6h 40m
Direct flights go from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is Reykjavik Keflavik Intl to Chicago O'Hare Intl by plane?

    The straight-line distance from Reykjavik Keflavik Intl to Chicago O'Hare Intl is 2934.0 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 O'Hare Intl Airport?

    Prices for flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

  • What is the most popular airline from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport?

Best airlines flying from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $483Free CancellationRating
7.0
520 reviews
Search Icelandair flights

  • Icelandair Flights From Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport

    Across 10 Icelandair flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport this week, the average price was $548, with the best Icelandair deals starting from $483 round-trip. 520 users have rated Icelandair on momondo, with an average score of 7.0/10.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Rockford
Schaumburg
South Haven
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Racine
Hammond
Tinley Park
Elgin
Orland Park
Aurora
Janesville
Benton Harbor

Why use momondo?

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

It is quick and easy to find Reykjavik to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

Yes. All flights to Chicago from Reykjavik on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Reykjavik to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Reykjavik to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/5
Tue 8/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago