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Cheap flights from Reykjavik Keflavik Intl Airport to Chicago from $354

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 5/25. 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
1 adult, Economy, 0 bags

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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
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$524Icelandair
Mo, Apr 27 - Mi, Mai 6
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$553Icelandair
Fr, Apr 24 - Fr, Mai 1
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$555Icelandair
Mo, Apr 27 - Mi, Mai 6
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$556Icelandair
Mo, Apr 20 - Mi, Apr 29
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$562Icelandair
Mi, Apr 22 - Mi, Apr 29
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$564Icelandair
So, Apr 26 - So, Mai 3
Icelandair Logo
7:45 pm - 9:25 pm
KEF
-
ORD
6h 40mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$577Icelandair
Mi, Jun 24 - Di, Jun 30
Icelandair Logo
7:45 pm - 9:25 pm
KEF
-
ORD
6h 40mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$582Icelandair
Di, Jun 23 - Sa, Jun 27
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
10:25 pm - 9:30 am
ORD
-
KEF
6h 05mnonstop
$583Icelandair
Di, Jun 23 - Di, Jun 30
Icelandair Logo
4:25 pm - 6:15 pm
KEF
-
ORD
6h 50mnonstop
Icelandair Logo
7:25 pm - 6:40 am
ORD
-
KEF
6h 15mnonstop
$590Icelandair
Do, Apr 23 - Do, Apr 30

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
Apr 27
KEF4:25 pmReykjavik Keflavik Intl
6h 50m
ORD6:15 pmChicago O'Hare Intl
May 6
ORD7:25 pmChicago O'Hare Intl
6h 15m
KEF6:40 amReykjavik Keflavik Intl
$524
Icelandair
Apr 24
KEF4:25 pmReykjavik Keflavik Intl
6h 50m
ORD6:15 pmChicago O'Hare Intl
May 1
ORD10:25 pmChicago O'Hare Intl
6h 05m
KEF9:30 amReykjavik Keflavik Intl
$553
Icelandair
Apr 27
KEF4:25 pmReykjavik Keflavik Intl
6h 50m
ORD6:15 pmChicago O'Hare Intl
May 6
ORD10:25 pmChicago O'Hare Intl
6h 05m
KEF9:30 amReykjavik Keflavik Intl
$555

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
Apr 24
KEF5:35 pmReykjavik Keflavik Intl
27h 35m
1 stop
ORD4:10 pmChicago O'Hare Intl
May 1
ORD7:15 pmChicago O'Hare Intl
33h 35m
2 stops
KEF9:50 amReykjavik Keflavik Intl
$765
Scandinavian Airlines
Apr 23
KEF5:05 pmReykjavik Keflavik Intl
28h 05m
1 stop
ORD4:10 pmChicago O'Hare Intl
May 1
ORD7:15 pmChicago O'Hare Intl
33h 35m
2 stops
KEF9:50 amReykjavik Keflavik Intl
$796

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 März 12, 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

Mo 4/27

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Mi 5/6

7:25 pm-6:40 am

Nonstop6h 15m

$524

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Fr 4/24

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Fr 5/1

10:25 pm-9:30 am

Nonstop6h 05m

$553

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mo 4/27

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Mi 5/6

10:25 pm-9:30 am

Nonstop6h 05m

$555

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mo 4/20

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Mi 4/29

7:25 pm-6:40 am

Nonstop6h 15m

$556

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mi 4/22

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Mi 4/29

7:25 pm-6:40 am

Nonstop6h 15m

$562

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

So 4/26

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

So 5/3

7:25 pm-6:40 am

Nonstop6h 15m

$564
Quickest round-trip

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Mi 6/24

7:45 pm-9:25 pm

Nonstop6h 40m

Chicago O'Hare Intl

Di 6/30

10:25 pm-9:30 am

Nonstop6h 05m

$577

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Di 6/23

7:45 pm-9:25 pm

Nonstop6h 40m

Chicago O'Hare Intl

Sa 6/27

10:25 pm-9:30 am

Nonstop6h 05m

$582

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Di 6/23

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Di 6/30

10:25 pm-9:30 am

Nonstop6h 05m

$583

ReykjavikChicago

KEF - ORD

KEFORD

Reykjavik Keflavik Intl

Do 4/23

4:25 pm-6:15 pm

Nonstop6h 50m

Chicago O'Hare Intl

Do 4/30

7:25 pm-6:40 am

Nonstop6h 15m

$590

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 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 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 $866. 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 23% 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 50m

Direct flights

Every day
The fastest flight from Reykjavik Keflavik Intl Airport to Chicago O'Hare Intl Airport takes 6h 50m
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 50m.

  • 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
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Rockford
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Gurnee
Rosemont
Naperville
New Buffalo
Orland Park
Kenosha
Oak Brook
Joliet
Racine
Janesville
Hammond
Aurora
Tinley Park
Elgin
South Holland

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.

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