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Cheap flights from Chicago to Cardiff from £252

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 1/7. 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
15:45 - 21:20
ORD
-
CWL
23h 35m
2 stops
Multiple Airlines Logo
11:35 - 19:25
CWL
-
ORD
13h 50m
1 stop
£703Multiple Airlines
Sat, 6 Jun - Tue, 9 Jun
Multiple Airlines Logo
13:55 - 21:20
ORD
-
CWL
25h 25m
3 stops
Multiple Airlines Logo
11:35 - 19:25
CWL
-
ORD
13h 50m
1 stop
£735Multiple Airlines
Sat, 6 Jun - Tue, 9 Jun
Multiple Airlines Logo
13:26 - 10:15
MDW
-
CWL
38h 49m
2 stops
Multiple Airlines Logo
11:35 - 09:40
CWL
-
MDW
28h 05m
1 stop
£745Multiple Airlines
Thu, 18 Jun - Thu, 25 Jun
KLM Logo
19:40 - 17:00
ORD
-
CWL
16h 20m
2 stops
KLM Logo
10:20 - 20:24
CWL
-
ORD
16h 04m
2 stops
£817KLM
Fri, 30 Oct - Thu, 12 Nov
KLM Logo
16:20 - 17:05
ORD
-
CWL
18h 45m
1 stop
KLM Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
£834KLM
Fri, 2 Oct - Sun, 11 Oct
Virgin Atlantic Logo
06:00 - 09:15
ORD
-
CWL
45h 15m
2 stops
Virgin Atlantic Logo
09:45 - 14:30
CWL
-
ORD
10h 45m
1 stop
£844Virgin Atlantic
Fri, 10 Jul - Wed, 22 Jul
Virgin Atlantic Logo
09:19 - 17:05
MDW
-
CWL
25h 46m
2 stops
Virgin Atlantic Logo
17:15 - 18:18
CWL
-
MDW
31h 03m
2 stops
£848Virgin Atlantic
Fri, 10 Jul - Wed, 22 Jul
Delta Logo
18:51 - 17:05
MDW
-
CWL
16h 14m
2 stops
Delta Logo
09:50 - 21:45
CWL
-
MDW
17h 55m
2 stops
£914Delta
Fri, 2 Oct - Sun, 11 Oct
WestJet Logo
13:49 - 10:15
MDW
-
CWL
38h 26m
2 stops
WestJet Logo
11:35 - 09:14
CWL
-
MDW
27h 39m
2 stops
£998WestJet
Thu, 11 Jun - Thu, 18 Jun
WestJet Logo
13:26 - 10:15
MDW
-
CWL
38h 49m
2 stops
WestJet Logo
11:35 - 09:14
CWL
-
MDW
27h 39m
2 stops
£1,002WestJet
Thu, 18 Jun - Thu, 25 Jun

WestJet flights from Chicago to Cardiff

Our best WestJet deals on Chicago to Cardiff flight tickets
WestJet
11 Jun
MDW13:49Chicago Midway
38h 26m
2 stops
CWL10:15Cardiff Wales
18 Jun
CWL11:35Cardiff Wales
27h 39m
2 stops
MDW09:14Chicago Midway
£998
WestJet
29 Jun
ORD18:22Chicago O'Hare Intl
57h 53m
2 stops
CWL10:15Cardiff Wales
4 Jul
CWL11:35Cardiff Wales
28h 38m
2 stops
ORD10:13Chicago O'Hare Intl
£1,000
WestJet
18 Jun
MDW13:26Chicago Midway
38h 49m
2 stops
CWL10:15Cardiff Wales
25 Jun
CWL11:35Cardiff Wales
27h 39m
2 stops
MDW09:14Chicago Midway
£1,002

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
30 Oct
ORD19:40Chicago O'Hare Intl
16h 20m
2 stops
CWL17:00Cardiff Wales
12 Nov
CWL10:20Cardiff Wales
16h 04m
2 stops
ORD20:24Chicago O'Hare Intl
£817
KLM
2 Oct
ORD16:20Chicago O'Hare Intl
18h 45m
1 stop
CWL17:05Cardiff Wales
11 Oct
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£834
KLM
2 Oct
ORD19:17Chicago O'Hare Intl
15h 48m
2 stops
CWL17:05Cardiff Wales
11 Oct
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£837

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 24 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

Sat 6/6

15:45-21:20

2 stops23h 35m

Cardiff Wales

Tue 9/6

11:35-19:25

1 stop13h 50m

£703

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 6/6

13:55-21:20

3 stops25h 25m

Cardiff Wales

Tue 9/6

11:35-19:25

1 stop13h 50m

£735

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 18/6

13:26-10:15

2 stops38h 49m

Cardiff Wales

Thu 25/6

11:35-09:40

1 stop28h 05m

£745
Fastest return journey

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 30/10

19:40-17:00

2 stops16h 20m

Cardiff Wales

Thu 12/11

10:20-20:24

2 stops16h 04m

£817

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 2/10

16:20-17:05

1 stop18h 45m

Cardiff Wales

Sun 11/10

17:15-14:30

1 stop27h 15m

£834

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 10/7

06:00-09:15

2 stops45h 15m

Cardiff Wales

Wed 22/7

09:45-14:30

1 stop10h 45m

£844

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Fri 10/7

09:19-17:05

2 stops25h 46m

Cardiff Wales

Wed 22/7

17:15-18:18

2 stops31h 03m

£848

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Fri 2/10

18:51-17:05

2 stops16h 14m

Cardiff Wales

Sun 11/10

09:50-21:45

2 stops17h 55m

£914

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 11/6

13:49-10:15

2 stops38h 26m

Cardiff Wales

Thu 18/6

11:35-09:14

2 stops27h 39m

£998

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 18/6

13:26-10:15

2 stops38h 49m

Cardiff Wales

Thu 25/6

11:35-09:14

2 stops27h 39m

£1,002

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
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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 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

17h 20m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 17h 20m
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 17h 20m, 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