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Cheap flights from Cardiff to Chicago from $777

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Chicago departing on 5/12. 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 Cardiff to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:15 pm - 7:40 pm
CWL
-
ORD
26h 25m
2 stops
Multiple Airlines Logo
5:30 pm - 10:15 am
ORD
-
CWL
34h 45m
2 stops
$777Multiple Airlines
Tue, May 12 - Tue, May 26
Multiple Airlines Logo
11:15 pm - 7:40 pm
CWL
-
ORD
26h 25m
2 stops
Multiple Airlines Logo
5:30 pm - 10:15 am
ORD
-
CWL
34h 45m
3 stops
$885Multiple Airlines
Tue, May 12 - Tue, May 26
Multiple Airlines Logo
11:15 pm - 7:40 pm
CWL
-
ORD
26h 25m
2 stops
Multiple Airlines Logo
10:54 am - 10:15 am
ORD
-
CWL
41h 21m
3 stops
$936Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
11:15 pm - 7:40 pm
CWL
-
ORD
26h 25m
3 stops
Multiple Airlines Logo
10:54 am - 10:15 am
ORD
-
CWL
41h 21m
3 stops
$937Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
11:15 pm - 7:40 pm
CWL
-
ORD
26h 25m
2 stops
Multiple Airlines Logo
9:55 am - 11:05 pm
ORD
-
CWL
31h 10m
2 stops
$942Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
11:35 am - 9:45 am
CWL
-
MDW
28h 10m
1 stop
Multiple Airlines Logo
7:13 pm - 10:15 am
MDW
-
CWL
33h 02m
2 stops
$960Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
11:35 am - 7:40 pm
CWL
-
ORD
14h 05m
1 stop
Multiple Airlines Logo
9:55 am - 11:05 pm
ORD
-
CWL
31h 10m
2 stops
$992Multiple Airlines
Tue, May 26 - Tue, Jun 2
Delta Logo
9:45 am - 6:33 pm
CWL
-
MDW
14h 48m
2 stops
Delta Logo
6:36 pm - 4:45 pm
MDW
-
CWL
16h 09m
2 stops
$1,130Delta
Tue, May 26 - Tue, Jun 2
Air France Logo
5:15 pm - 6:33 pm
CWL
-
MDW
31h 18m
2 stops
Air France Logo
1:59 pm - 4:45 pm
MDW
-
CWL
20h 46m
2 stops
$1,321Air France
Thu, May 21 - Wed, Jun 3
Delta Logo
9:45 am - 10:17 pm
CWL
-
MDW
18h 32m
2 stops
Delta Logo
5:11 pm - 4:45 pm
MDW
-
CWL
17h 34m
2 stops
$1,346Delta
Tue, Jun 9 - Tue, Jun 16

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KLM flights from Cardiff to Chicago

Our best KLM deals on Cardiff to Chicago flight tickets
KLM
Jun 22
CWL5:15 pmCardiff Wales
27h 00m
1 stop
ORD2:15 pmChicago O'Hare Intl
Jul 7
ORD4:20 pmChicago O'Hare Intl
10h 55m
1 stop
CWL9:15 amCardiff Wales
$1,121
KLM
Jun 22
CWL5:15 pmCardiff Wales
27h 00m
1 stop
ORD2:15 pmChicago O'Hare Intl
Jul 7
ORD4:20 pmChicago O'Hare Intl
10h 55m
1 stop
CWL9:15 amCardiff Wales
$1,125
KLM
Jun 9
CWL5:15 pmCardiff Wales
27h 15m
1 stop
ORD2:30 pmChicago O'Hare Intl
Jun 16
ORD4:20 pmChicago O'Hare Intl
10h 55m
1 stop
CWL9:15 amCardiff Wales
$1,133

Air France flights from Cardiff to Chicago

Our best Air France deals on Cardiff to Chicago flight tickets
Air France
May 21
CWL5:15 pmCardiff Wales
27h 00m
1 stop
ORD2:15 pmChicago O'Hare Intl
Jun 3
ORD5:41 pmChicago O'Hare Intl
17h 04m
2 stops
CWL4:45 pmCardiff Wales
$1,316
Air France
May 21
CWL5:15 pmCardiff Wales
31h 18m
2 stops
MDW6:33 pmChicago Midway
Jun 3
MDW1:59 pmChicago Midway
20h 46m
2 stops
CWL4:45 pmCardiff Wales
$1,321

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 April 29, 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

Tue 5/12

11:15 pm-7:40 pm

2 stops26h 25m

Chicago O'Hare Intl

Tue 5/26

5:30 pm-10:15 am

2 stops34h 45m

$777

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 5/12

11:15 pm-7:40 pm

2 stops26h 25m

Chicago O'Hare Intl

Tue 5/26

5:30 pm-10:15 am

3 stops34h 45m

$885

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 5/26

11:15 pm-7:40 pm

2 stops26h 25m

Chicago O'Hare Intl

Tue 6/2

10:54 am-10:15 am

3 stops41h 21m

$936

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 5/26

11:15 pm-7:40 pm

3 stops26h 25m

Chicago O'Hare Intl

Tue 6/2

10:54 am-10:15 am

3 stops41h 21m

$937

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 5/26

11:15 pm-7:40 pm

2 stops26h 25m

Chicago O'Hare Intl

Tue 6/2

9:55 am-11:05 pm

2 stops31h 10m

$942

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Tue 5/26

11:35 am-9:45 am

1 stop28h 10m

Chicago Midway

Tue 6/2

7:13 pm-10:15 am

2 stops33h 02m

$960

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 5/26

11:35 am-7:40 pm

1 stop14h 05m

Chicago O'Hare Intl

Tue 6/2

9:55 am-11:05 pm

2 stops31h 10m

$992
Quickest round-trip

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Tue 5/26

9:45 am-6:33 pm

2 stops14h 48m

Chicago Midway

Tue 6/2

6:36 pm-4:45 pm

2 stops16h 09m

$1,130

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Thu 5/21

5:15 pm-6:33 pm

2 stops31h 18m

Chicago Midway

Wed 6/3

1:59 pm-4:45 pm

2 stops20h 46m

$1,321

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Tue 6/9

9:45 am-10:17 pm

2 stops18h 32m

Chicago Midway

Tue 6/16

5:11 pm-4:45 pm

2 stops17h 34m

$1,346

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 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?

WestJet is the most popular carrier 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

13h 50m

Direct flights

None
The fastest flight from Cardiff to Chicago takes 13h 50m
There are no direct flights from Cardiff to Chicago. There are no popular flight routes from Cardiff to Chicago.
Search flight deals

Frequently asked questions about flying from Cardiff to Chicago

  • 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 13h 50m 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
Saint Joseph
Benton Harbor
Portage
Lansing
Valparaiso
Munster
Schererville
Crown Point
Monticello
Chesterton
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