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Cheap flights from Chicago to Cardiff from £302

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 6/10. 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
21:00 - 22:20
ORD
-
CWL
19h 20m
1 stop
Multiple Airlines Logo
22:10 - 21:35
CWL
-
ORD
29h 25m
2 stops
£662Multiple Airlines
Thu, 10 Sep - Mon, 14 Sep
Multiple Airlines Logo
14:15 - 23:05
ORD
-
CWL
26h 50m
2 stops
Multiple Airlines Logo
11:35 - 22:05
CWL
-
ORD
16h 30m
1 stop
£773Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
14:15 - 23:05
ORD
-
CWL
26h 50m
2 stops
Multiple Airlines Logo
11:35 - 14:50
CWL
-
ORD
33h 15m
2 stops
£776Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
14:15 - 23:05
ORD
-
CWL
26h 50m
2 stops
Multiple Airlines Logo
11:00 - 16:57
CWL
-
ORD
35h 57m
3 stops
£782Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
19:25 - 22:20
ORD
-
CWL
20h 55m
2 stops
Multiple Airlines Logo
22:10 - 19:48
CWL
-
ORD
27h 38m
2 stops
£783Multiple Airlines
Thu, 10 Sep - Mon, 14 Sep
KLM Logo
16:20 - 16:45
ORD
-
CWL
18h 25m
1 stop
KLM Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
£789KLM
Tue, 28 Jul - Tue, 18 Aug
KLM Logo
16:20 - 09:15
ORD
-
CWL
10h 55m
1 stop
KLM Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
£790KLM
Tue, 28 Jul - Tue, 18 Aug
WestJet Logo
19:16 - 10:15
MDW
-
CWL
32h 59m
2 stops
WestJet Logo
11:35 - 09:14
CWL
-
MDW
27h 39m
2 stops
£828WestJet
Tue, 23 Jun - Tue, 30 Jun
WestJet Logo
19:13 - 10:15
MDW
-
CWL
33h 02m
2 stops
WestJet Logo
11:35 - 09:14
CWL
-
MDW
27h 39m
2 stops
£944WestJet
Sat, 6 Jun - Sat, 13 Jun
Air France Logo
13:59 - 16:45
MDW
-
CWL
20h 46m
2 stops
Air France Logo
17:15 - 18:33
CWL
-
MDW
31h 18m
2 stops
£1,072Air France
Thu, 21 May - Sun, 24 May

WestJet flights from Chicago to Cardiff

Our best WestJet deals on Chicago to Cardiff flight tickets
WestJet
23 Jun
MDW19:16Chicago Midway
32h 59m
2 stops
CWL10:15Cardiff Wales
30 Jun
CWL11:35Cardiff Wales
27h 39m
2 stops
MDW09:14Chicago Midway
£828
WestJet
6 Jun
MDW19:13Chicago Midway
33h 02m
2 stops
CWL10:15Cardiff Wales
13 Jun
CWL11:35Cardiff Wales
27h 39m
2 stops
MDW09:14Chicago Midway
£944
WestJet
6 Jun
MDW18:36Chicago Midway
33h 39m
2 stops
CWL10:15Cardiff Wales
13 Jun
CWL11:35Cardiff Wales
28h 34m
2 stops
MDW10:09Chicago Midway
£945

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
28 Jul
ORD16:20Chicago O'Hare Intl
18h 25m
1 stop
CWL16:45Cardiff Wales
18 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£789
KLM
28 Jul
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
18 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£790
KLM
28 Jul
ORD13:00Chicago O'Hare Intl
14h 15m
2 stops
CWL09:15Cardiff Wales
18 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£793

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 11 May 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

Thu 10/9

21:00-22:20

1 stop19h 20m

Cardiff Wales

Mon 14/9

22:10-21:35

2 stops29h 25m

£662

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 23/6

14:15-23:05

2 stops26h 50m

Cardiff Wales

Tue 30/6

11:35-22:05

1 stop16h 30m

£773

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 23/6

14:15-23:05

2 stops26h 50m

Cardiff Wales

Tue 30/6

11:35-14:50

2 stops33h 15m

£776

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 23/6

14:15-23:05

2 stops26h 50m

Cardiff Wales

Tue 30/6

11:00-16:57

3 stops35h 57m

£782

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 10/9

19:25-22:20

2 stops20h 55m

Cardiff Wales

Mon 14/9

22:10-19:48

2 stops27h 38m

£783

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 28/7

16:20-16:45

1 stop18h 25m

Cardiff Wales

Tue 18/8

17:15-14:30

1 stop27h 15m

£789
Fastest return journey

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 28/7

16:20-09:15

1 stop10h 55m

Cardiff Wales

Tue 18/8

17:15-14:30

1 stop27h 15m

£790

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Tue 23/6

19:16-10:15

2 stops32h 59m

Cardiff Wales

Tue 30/6

11:35-09:14

2 stops27h 39m

£828

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sat 6/6

19:13-10:15

2 stops33h 02m

Cardiff Wales

Sat 13/6

11:35-09:14

2 stops27h 39m

£944

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 21/5

13:59-16:45

2 stops20h 46m

Cardiff Wales

Sun 24/5

17:15-18:33

2 stops31h 18m

£1,072

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, WestJet, and Delta 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.

An easier way to manage your Cardiff trip

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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport