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Cheap flights from Chicago to Cardiff from £397

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
1 adult, Economy, 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
17:35 - 10:15
ORD
-
CWL
10h 40m
1 stop
Multiple Airlines Logo
22:10 - 20:05
CWL
-
ORD
27h 55m
3 stops
£604Multiple Airlines
Wed, 12 Aug - Mon, 17 Aug
Multiple Airlines Logo
14:15 - 10:15
ORD
-
CWL
14h 00m
1 stop
Multiple Airlines Logo
22:10 - 19:52
CWL
-
ORD
27h 42m
2 stops
£604Multiple Airlines
Wed, 12 Aug - Mon, 17 Aug
Multiple Airlines Logo
21:00 - 06:55
ORD
-
CWL
27h 55m
1 stop
Multiple Airlines Logo
16:15 - 19:15
CWL
-
ORD
33h 00m
2 stops
£620Multiple Airlines
Thu, 13 Aug - Tue, 25 Aug
Multiple Airlines Logo
15:45 - 21:20
ORD
-
CWL
23h 35m
1 stop
Multiple Airlines Logo
16:15 - 19:15
CWL
-
ORD
33h 00m
2 stops
£630Multiple Airlines
Sat, 15 Aug - Tue, 25 Aug
Multiple Airlines Logo
08:45 - 10:15
ORD
-
CWL
19h 30m
2 stops
Multiple Airlines Logo
22:10 - 20:05
CWL
-
ORD
27h 55m
3 stops
£630Multiple Airlines
Wed, 12 Aug - Mon, 17 Aug
KLM Logo
13:27 - 09:15
MDW
-
CWL
13h 48m
2 stops
KLM Logo
09:45 - 22:36
CWL
-
MDW
18h 51m
2 stops
£845KLM
Thu, 13 Aug - Tue, 25 Aug
KLM Logo
12:46 - 09:15
MDW
-
CWL
14h 29m
2 stops
KLM Logo
09:45 - 22:36
CWL
-
MDW
18h 51m
2 stops
£894KLM
Wed, 12 Aug - Mon, 17 Aug
Delta Logo
11:05 - 09:15
MDW
-
CWL
16h 10m
2 stops
Delta Logo
09:45 - 22:15
CWL
-
MDW
18h 30m
2 stops
£984Delta
Wed, 15 Jul - Wed, 22 Jul
Delta Logo
11:05 - 09:15
MDW
-
CWL
16h 10m
2 stops
Delta Logo
09:45 - 22:15
CWL
-
MDW
18h 30m
2 stops
£999Delta
Wed, 15 Jul - Wed, 22 Jul
Delta Logo
09:54 - 09:15
MDW
-
CWL
17h 21m
2 stops
Delta Logo
09:45 - 22:17
CWL
-
MDW
18h 32m
2 stops
£1,401Delta
Thu, 25 Jun - Wed, 1 Jul

WestJet flights from Chicago to Cardiff

Our best WestJet deals on Chicago to Cardiff flight tickets
WestJet
10 Jun
MDW09:54Chicago Midway
18h 21m
3 stops
CWL10:15Cardiff Wales
22 Jun
CWL11:35Cardiff Wales
27h 39m
3 stops
MDW09:14Chicago Midway
£959
WestJet
10 Jun
MDW09:17Chicago Midway
18h 58m
2 stops
CWL10:15Cardiff Wales
22 Jun
CWL11:35Cardiff Wales
27h 39m
3 stops
MDW09:14Chicago Midway
£981
WestJet
29 Jun
ORD07:01Chicago O'Hare Intl
21h 14m
2 stops
CWL10:15Cardiff Wales
4 Jul
CWL11:35Cardiff Wales
28h 38m
2 stops
ORD10:13Chicago O'Hare Intl
£1,019

Delta flights from Chicago to Cardiff

Our best Delta deals on Chicago to Cardiff flight tickets
Delta
13 Aug
ORD19:25Chicago O'Hare Intl
15h 20m
2 stops
CWL16:45Cardiff Wales
27 Aug
CWL09:45Cardiff Wales
16h 42m
2 stops
ORD20:27Chicago O'Hare Intl
£895
Delta
15 Jul
MDW11:05Chicago Midway
16h 10m
2 stops
CWL09:15Cardiff Wales
22 Jul
CWL09:45Cardiff Wales
18h 30m
2 stops
MDW22:15Chicago Midway
£984
Delta
15 Jul
MDW11:05Chicago Midway
16h 10m
2 stops
CWL09:15Cardiff Wales
22 Jul
CWL09:45Cardiff Wales
18h 30m
2 stops
MDW22:15Chicago Midway
£999

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 3 June 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

Wed 12/8

17:35-10:15

1 stop10h 40m

Cardiff Wales

Mon 17/8

22:10-20:05

3 stops27h 55m

£604

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 12/8

14:15-10:15

1 stop14h 00m

Cardiff Wales

Mon 17/8

22:10-19:52

2 stops27h 42m

£604

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 13/8

21:00-06:55

1 stop27h 55m

Cardiff Wales

Tue 25/8

16:15-19:15

2 stops33h 00m

£620

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 15/8

15:45-21:20

1 stop23h 35m

Cardiff Wales

Tue 25/8

16:15-19:15

2 stops33h 00m

£630

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 12/8

08:45-10:15

2 stops19h 30m

Cardiff Wales

Mon 17/8

22:10-20:05

3 stops27h 55m

£630
Fastest return journey

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 13/8

13:27-09:15

2 stops13h 48m

Cardiff Wales

Tue 25/8

09:45-22:36

2 stops18h 51m

£845

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 12/8

12:46-09:15

2 stops14h 29m

Cardiff Wales

Mon 17/8

09:45-22:36

2 stops18h 51m

£894

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 15/7

11:05-09:15

2 stops16h 10m

Cardiff Wales

Wed 22/7

09:45-22:15

2 stops18h 30m

£984

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 15/7

11:05-09:15

2 stops16h 10m

Cardiff Wales

Wed 22/7

09:45-22:15

2 stops18h 30m

£999

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Thu 25/6

09:54-09:15

2 stops17h 21m

Cardiff Wales

Wed 1/7

09:45-22:17

2 stops18h 32m

£1,401

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 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?

Delta and KLM 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 40m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 10h 40m
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 40m, 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