Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Reykjavik Keflavik Intl Airport to Chicago from $308

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 5/28. 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

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
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$592Icelandair
mié., oct. 7 - mar., oct. 13
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$603Icelandair
lun., jul. 6 - mié., jul. 15
Icelandair Logo
7:45 pm - 9:25 pm
KEF
-
ORD
6h 40mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$612Icelandair
dom., ago. 9 - sáb., ago. 15
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$622Icelandair
lun., jun. 8 - lun., jun. 15
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$643Icelandair
jue., jul. 16 - jue., jul. 23
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$659Icelandair
mar., jun. 23 - mar., jun. 30
Icelandair Logo
7:45 pm - 9:25 pm
KEF
-
ORD
6h 40mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$692Icelandair
mar., jun. 2 - mar., jun. 9
Icelandair Logo
7:45 pm - 9:25 pm
KEF
-
ORD
6h 40mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$717Icelandair
mar., jun. 2 - mar., jun. 9
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$739Icelandair
jue., jul. 9 - jue., jul. 16
Icelandair Logo
7:45 pm - 9:25 pm
KEF
-
ORD
6h 40mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$759Icelandair
sáb., jun. 13 - sáb., jun. 20

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

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

Our best United Airlines deals on Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport flight tickets
United Airlines
Jun 8
KEF12:00 pmReykjavik Keflavik Intl
6h 50m
ORD1:50 pmChicago O'Hare Intl
Jun 15
ORD6:12 pmChicago O'Hare Intl
9h 18m
1 stop
KEF8:30 amReykjavik Keflavik Intl
$881
United Airlines
May 14
KEF12:00 pmReykjavik Keflavik Intl
6h 50m
ORD1:50 pmChicago O'Hare Intl
May 22
ORD9:35 pmChicago O'Hare Intl
6h 15m
KEF8:50 amReykjavik Keflavik Intl
$883
United Airlines
Jun 8
KEF12:00 pmReykjavik Keflavik Intl
6h 50m
ORD1:50 pmChicago O'Hare Intl
Jun 15
ORD9:35 pmChicago O'Hare Intl
6h 15m
KEF8:50 amReykjavik Keflavik Intl
$884

Air Canada flights from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport

Our best Air Canada deals on Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport flight tickets
Air Canada
Oct 7
KEF9:15 amReykjavik Keflavik Intl
10h 37m
1 stop
ORD2:52 pmChicago O'Hare Intl
Oct 13
ORD10:53 amChicago O'Hare Intl
16h 02m
2 stops
KEF7:55 amReykjavik Keflavik Intl
$848
Air Canada
Jun 8
KEF10:00 amReykjavik Keflavik Intl
10h 50m
1 stop
ORD3:50 pmChicago O'Hare Intl
Jun 15
ORD3:45 pmChicago O'Hare Intl
12h 00m
1 stop
KEF8:45 amReykjavik Keflavik Intl
$853
Air Canada
Jun 8
KEF10:00 amReykjavik Keflavik Intl
27h 00m
1 stop
ORD8:00 amChicago O'Hare Intl
Jun 15
ORD11:05 amChicago O'Hare Intl
16h 40m
2 stops
KEF8:45 amReykjavik Keflavik Intl
$859

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 mayo 2, 2026.
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

Cheapest round-trip

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

mié. 10/7

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

mar. 10/13

7:25 pm-6:40 am

Nonstop6h 15m

$592

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

lun. 7/6

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

mié. 7/15

10:25 pm-9:30 am

Nonstop6h 05m

$603

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

dom. 8/9

7:45 pm-9:25 pm

Nonstop6h 40m

Chicago O'Hare Intl

sáb. 8/15

7:25 pm-6:40 am

Nonstop6h 15m

$612

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

lun. 6/8

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

lun. 6/15

10:25 pm-9:30 am

Nonstop6h 05m

$622

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

jue. 7/16

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

jue. 7/23

7:25 pm-6:40 am

Nonstop6h 15m

$643

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

mar. 6/23

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

mar. 6/30

7:25 pm-6:40 am

Nonstop6h 15m

$659

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

mar. 6/2

7:45 pm-9:25 pm

Nonstop6h 40m

Chicago O'Hare Intl

mar. 6/9

7:25 pm-6:40 am

Nonstop6h 15m

$692

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

mar. 6/2

7:45 pm-9:25 pm

Nonstop6h 40m

Chicago O'Hare Intl

mar. 6/9

7:25 pm-6:40 am

Nonstop6h 15m

$717

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

jue. 7/9

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

jue. 7/16

7:25 pm-6:40 am

Nonstop6h 15m

$739
Quickest round-trip

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

sáb. 6/13

7:45 pm-9:25 pm

Nonstop6h 40m

Chicago O'Hare Intl

sáb. 6/20

10:25 pm-9:30 am

Nonstop6h 05m

$759

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 $592. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday 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 $1,450.

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 afternoon is the least expensive time of day to depart. momondo users have found prices as low as $592 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around $880. 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

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

You could potentially save up to 33% 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

Fastest flight time

6h 40m

Direct flights

Every day
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

Frequently asked questions about flying from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport

  • 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 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?

Traveling to a place near Chicago?

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

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
lun. 6/1
lun. 6/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago