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Cheap flights from Chicago to Cardiff from £305

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Cardiff departing on 19/7. 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
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Find the cheapest flights from Chicago to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:18 - 10:15
ORD
-
CWL
38h 57m
3 stops
Multiple Airlines Logo
23:15 - 21:25
CWL
-
ORD
28h 10m
2 stops
£707Multiple Airlines
Tue, 26 May - Tue, 2 Jun
Multiple Airlines Logo
21:00 - 23:05
ORD
-
CWL
20h 05m
1 stop
Multiple Airlines Logo
23:15 - 14:00
CWL
-
ORD
20h 45m
1 stop
£725Multiple Airlines
Tue, 26 May - Tue, 2 Jun
Multiple Airlines Logo
21:00 - 22:20
ORD
-
CWL
19h 20m
1 stop
Multiple Airlines Logo
22:50 - 14:00
CWL
-
ORD
21h 10m
1 stop
£737Multiple Airlines
Thu, 28 May - Thu, 4 Jun
Multiple Airlines Logo
17:41 - 10:15
ORD
-
CWL
34h 34m
2 stops
Multiple Airlines Logo
23:15 - 14:00
CWL
-
ORD
20h 45m
1 stop
£765Multiple Airlines
Tue, 26 May - Tue, 2 Jun
Multiple Airlines Logo
13:18 - 10:15
ORD
-
CWL
38h 57m
3 stops
Multiple Airlines Logo
11:35 - 16:59
CWL
-
ORD
11h 24m
1 stop
£782Multiple Airlines
Tue, 26 May - Tue, 2 Jun
WestJet Logo
18:36 - 10:15
MDW
-
CWL
33h 39m
3 stops
WestJet Logo
11:35 - 08:43
CWL
-
MDW
27h 08m
3 stops
£927WestJet
Thu, 28 May - Thu, 4 Jun
KLM Logo
19:13 - 16:45
MDW
-
CWL
15h 32m
2 stops
KLM Logo
09:45 - 18:33
CWL
-
MDW
14h 48m
2 stops
£979KLM
Tue, 26 May - Tue, 2 Jun
Scandinavian Airlines Logo
13:16 - 09:15
MDW
-
CWL
13h 59m
2 stops
Scandinavian Airlines Logo
17:15 - 18:25
CWL
-
MDW
31h 10m
2 stops
£1,069Scandinavian Airlines
Sun, 5 Jul - Sun, 12 Jul
Delta Logo
19:13 - 16:45
MDW
-
CWL
15h 32m
2 stops
Delta Logo
09:45 - 18:33
CWL
-
MDW
14h 48m
2 stops
£1,085Delta
Thu, 28 May - Thu, 4 Jun
KLM Logo
13:22 - 09:15
MDW
-
CWL
13h 53m
2 stops
KLM Logo
09:45 - 21:09
CWL
-
MDW
17h 24m
2 stops
£1,170KLM
Wed, 20 May - Wed, 27 May

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KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
26 May
MDW19:13Chicago Midway
15h 32m
2 stops
CWL16:45Cardiff Wales
2 Jun
CWL09:45Cardiff Wales
14h 48m
2 stops
MDW18:33Chicago Midway
£979
KLM
6 Jun
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
13 Jun
CWL17:35Cardiff Wales
26h 40m
1 stop
ORD14:15Chicago O'Hare Intl
£1,064
KLM
6 Jun
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
13 Jun
CWL17:35Cardiff Wales
26h 40m
1 stop
ORD14:15Chicago O'Hare Intl
£1,065

WestJet flights from Chicago to Cardiff

Our best WestJet deals on Chicago to Cardiff flight tickets
WestJet
28 May
MDW18:36Chicago Midway
33h 39m
3 stops
CWL10:15Cardiff Wales
4 Jun
CWL11:35Cardiff Wales
27h 08m
3 stops
MDW08:43Chicago Midway
£927
WestJet
13 Jun
ORD17:30Chicago O'Hare Intl
34h 45m
2 stops
CWL10:15Cardiff Wales
20 Jun
CWL11:35Cardiff Wales
59h 05m
2 stops
ORD16:40Chicago O'Hare Intl
£1,218
WestJet
29 Jun
ORD17:30Chicago O'Hare Intl
58h 45m
2 stops
CWL10:15Cardiff Wales
4 Jul
CWL11:35Cardiff Wales
59h 05m
2 stops
ORD16:40Chicago O'Hare Intl
£1,264

momondo Fare Finder

 
Customise your flight search to find flights from Chicago to Cardiff 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 279,928 searches. Data last updated 15 April 2026.
Use the filters below to find and compare flights from Chicago to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 26/5

13:18-10:15

3 stops38h 57m

Cardiff Wales

Tue 2/6

23:15-21:25

2 stops28h 10m

£707

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 26/5

21:00-23:05

1 stop20h 05m

Cardiff Wales

Tue 2/6

23:15-14:00

1 stop20h 45m

£725

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 28/5

21:00-22:20

1 stop19h 20m

Cardiff Wales

Thu 4/6

22:50-14:00

1 stop21h 10m

£737

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 26/5

17:41-10:15

2 stops34h 34m

Cardiff Wales

Tue 2/6

23:15-14:00

1 stop20h 45m

£765

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 26/5

13:18-10:15

3 stops38h 57m

Cardiff Wales

Tue 2/6

11:35-16:59

1 stop11h 24m

£782

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 28/5

18:36-10:15

3 stops33h 39m

Cardiff Wales

Thu 4/6

11:35-08:43

3 stops27h 08m

£927
Fastest return journey

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Tue 26/5

19:13-16:45

2 stops15h 32m

Cardiff Wales

Tue 2/6

09:45-18:33

2 stops14h 48m

£979

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sun 5/7

13:16-09:15

2 stops13h 59m

Cardiff Wales

Sun 12/7

17:15-18:25

2 stops31h 10m

£1,069

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 28/5

19:13-16:45

2 stops15h 32m

Cardiff Wales

Thu 4/6

09:45-18:33

2 stops14h 48m

£1,085

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 20/5

13:22-09:15

2 stops13h 53m

Cardiff Wales

Wed 27/5

09:45-21:09

2 stops17h 24m

£1,170

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cardiff from

How to get the cheapest flight ticket from Chicago to Cardiff

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 Chicago to Cardiff Wales?

KLM, Air France, and WestJet are the most popular carriers operating from Chicago to Cardiff Wales

When to book flights from Chicago to Cardiff

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

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

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

Fastest flight time

10h 55m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 10h 55m
There are no direct flights from Chicago to Cardiff. There are no popular flight routes from Chicago to Cardiff.
Search flight deals

Frequently asked questions about flying from Chicago to Cardiff

  • How far is Chicago to Cardiff Wales by plane?

    There are 3828.5 mi between Chicago and Cardiff Wales. Flights usually cover this in 10h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Chicago to Cardiff Wales Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Cardiff Wales Airport.

  • What documentation or ID do you need to fly to Cardiff Wales Airport?

    The required travel and health documents for your Cardiff Wales 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 Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Cardiff for you.

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

Flights from Chicago to Cardiff 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 Chicago to Cardiff?

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 Chicago to Cardiff.

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

Yes. momondo can track prices for Chicago to Cardiff 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 Kingdom

Airports servicing Wales

Holyhead Anglesey Airport