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Cheap flights from Cardiff to Chicago from $432

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Chicago departing on 4/21. 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 Cardiff to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
5:15 pm - 2:15 pm
CWL
-
ORD
27h 00m
1 stop
KLM Logo
4:50 pm - 4:45 pm
ORD
-
CWL
17h 55m
1 stop
$867KLM
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
9:45 am - 2:30 pm
CWL
-
ORD
10h 45m
1 stop
Multiple Airlines Logo
1:06 pm - 9:15 am
ORD
-
CWL
14h 09m
2 stops
$870Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
9:45 am - 8:40 pm
CWL
-
ORD
16h 55m
2 stops
Multiple Airlines Logo
7:09 pm - 4:45 pm
ORD
-
CWL
15h 36m
2 stops
$879Multiple Airlines
Tue, Apr 28 - Tue, May 5
KLM Logo
9:45 am - 9:29 pm
CWL
-
ORD
17h 44m
2 stops
KLM Logo
1:06 pm - 9:15 am
ORD
-
CWL
14h 09m
2 stops
$880KLM
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
5:15 pm - 2:30 pm
CWL
-
ORD
27h 15m
1 stop
Multiple Airlines Logo
4:20 pm - 9:15 am
ORD
-
CWL
10h 55m
1 stop
$916Multiple Airlines
Sun, Apr 26 - Sun, May 3
Delta Logo
9:45 am - 2:30 pm
CWL
-
ORD
10h 45m
1 stop
Delta Logo
1:06 pm - 4:45 pm
ORD
-
CWL
21h 39m
2 stops
$940Delta
Mon, Apr 20 - Wed, May 6
Virgin Atlantic Logo
5:15 pm - 2:30 pm
CWL
-
ORD
27h 15m
1 stop
Virgin Atlantic Logo
4:20 pm - 4:45 pm
ORD
-
CWL
18h 25m
1 stop
$941Virgin Atlantic
Sun, Apr 26 - Sun, May 3
Delta Logo
9:45 am - 8:40 pm
CWL
-
ORD
16h 55m
2 stops
Delta Logo
6:25 am - 9:15 am
ORD
-
CWL
20h 50m
2 stops
$945Delta
Mon, Apr 20 - Wed, May 6
Virgin Atlantic Logo
5:15 pm - 5:58 pm
CWL
-
MDW
30h 43m
2 stops
Virgin Atlantic Logo
9:27 am - 9:15 am
MDW
-
CWL
17h 48m
2 stops
$948Virgin Atlantic
Sun, Apr 26 - Sun, May 3
Air France Logo
9:45 am - 10:31 pm
CWL
-
MDW
18h 46m
2 stops
Air France Logo
5:59 pm - 5:05 pm
MDW
-
CWL
17h 06m
2 stops
$1,236Air France
Wed, Apr 1 - Fri, Jul 31

KLM flights from Cardiff to Chicago

Our best KLM deals on Cardiff to Chicago flight tickets
KLM
Apr 13
CWL5:15 pmCardiff Wales
27h 00m
1 stop
ORD2:15 pmChicago O'Hare Intl
Apr 20
ORD4:50 pmChicago O'Hare Intl
17h 55m
1 stop
CWL4:45 pmCardiff Wales
$867
KLM
Apr 13
CWL9:45 amCardiff Wales
17h 44m
2 stops
ORD9:29 pmChicago O'Hare Intl
Apr 20
ORD1:06 pmChicago O'Hare Intl
14h 09m
2 stops
CWL9:15 amCardiff Wales
$880
KLM
Jun 22
CWL5:15 pmCardiff Wales
27h 00m
1 stop
ORD2:15 pmChicago O'Hare Intl
Jul 6
ORD1:30 pmChicago O'Hare Intl
13h 45m
2 stops
CWL9:15 amCardiff Wales
$965

WestJet flights from Cardiff to Chicago

Our best WestJet deals on Cardiff to Chicago flight tickets
WestJet
Jul 18
CWL11:35 amCardiff Wales
35h 09m
2 stops
ORD4:44 pmChicago O'Hare Intl
Aug 15
ORD5:45 pmChicago O'Hare Intl
34h 30m
2 stops
CWL10:15 amCardiff Wales
$1,127
WestJet
Jul 13
CWL11:35 amCardiff Wales
30h 55m
3 stops
MDW12:30 pmChicago Midway
Jul 21
MDW5:59 pmChicago Midway
34h 16m
3 stops
CWL10:15 amCardiff Wales
$1,537

momondo Fare Finder

 
Customize your flight search to find flights from Cardiff 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 March 15, 2026.
Use the filters below to find and compare flights from Cardiff to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 4/13

5:15 pm-2:15 pm

1 stop27h 00m

Chicago O'Hare Intl

Mon 4/20

4:50 pm-4:45 pm

1 stop17h 55m

$867
Quickest round-trip

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 4/13

9:45 am-2:30 pm

1 stop10h 45m

Chicago O'Hare Intl

Mon 4/20

1:06 pm-9:15 am

2 stops14h 09m

$870

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 4/28

9:45 am-8:40 pm

2 stops16h 55m

Chicago O'Hare Intl

Tue 5/5

7:09 pm-4:45 pm

2 stops15h 36m

$879

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 4/13

9:45 am-9:29 pm

2 stops17h 44m

Chicago O'Hare Intl

Mon 4/20

1:06 pm-9:15 am

2 stops14h 09m

$880

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Sun 4/26

5:15 pm-2:30 pm

1 stop27h 15m

Chicago O'Hare Intl

Sun 5/3

4:20 pm-9:15 am

1 stop10h 55m

$916

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 4/20

9:45 am-2:30 pm

1 stop10h 45m

Chicago O'Hare Intl

Wed 5/6

1:06 pm-4:45 pm

2 stops21h 39m

$940

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Sun 4/26

5:15 pm-2:30 pm

1 stop27h 15m

Chicago O'Hare Intl

Sun 5/3

4:20 pm-4:45 pm

1 stop18h 25m

$941

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 4/20

9:45 am-8:40 pm

2 stops16h 55m

Chicago O'Hare Intl

Wed 5/6

6:25 am-9:15 am

2 stops20h 50m

$945

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Sun 4/26

5:15 pm-5:58 pm

2 stops30h 43m

Chicago Midway

Sun 5/3

9:27 am-9:15 am

2 stops17h 48m

$948

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Wed 4/1

9:45 am-10:31 pm

2 stops18h 46m

Chicago Midway

Fri 7/31

5:59 pm-5:05 pm

2 stops17h 06m

$1,236

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 Cardiff 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 airline that flies from Cardiff Wales to Chicago?

Virgin Atlantic and Delta are the most popular carriers operating from Cardiff Wales to Chicago

When to book flights from Cardiff to Chicago

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

Cheap Cardiff to Chicago (CWL to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Chicago

Fastest flight time

10h 45m

Direct flights

None
The fastest flight from Cardiff to Chicago takes 10h 45m
There are no direct flights from Cardiff to Chicago. There are no popular flight routes from Cardiff to Chicago.
Search flight deals

  • How far is Cardiff Wales to Chicago by plane?

    The straight-line distance from Cardiff Wales to Chicago is 3828.5 mi. Typically, this will take 10h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Chicago?

    Prices for flights from Cardiff Wales Airport to Chicago are updated daily.

  • How old do you have to be to fly from Cardiff Wales Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales 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.

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
Valparaiso
Schererville
Munster
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Cardiff.

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

Flights from Cardiff to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Cardiff to Chicago.

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

Yes. momondo can track prices for Cardiff to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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