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Cheap flights from Chicago to Cardiff from £451

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
11:45 - 10:15
ORD
-
CWL
16h 30m
1 stop
Multiple Airlines Logo
11:35 - 14:35
CWL
-
ORD
33h 00m
1 stop
£502Multiple Airlines
Fri, 4 Sep - Mon, 7 Sep
Multiple Airlines Logo
10:20 - 10:15
MDW
-
CWL
17h 55m
1 stop
Multiple Airlines Logo
23:15 - 09:40
CWL
-
MDW
40h 25m
2 stops
£527Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
14:15 - 10:15
ORD
-
CWL
14h 00m
1 stop
Multiple Airlines Logo
23:15 - 16:57
CWL
-
ORD
23h 42m
2 stops
£534Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
08:45 - 10:15
ORD
-
CWL
19h 30m
2 stops
Multiple Airlines Logo
23:15 - 16:57
CWL
-
ORD
23h 42m
2 stops
£546Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
10:20 - 10:15
MDW
-
CWL
17h 55m
1 stop
Multiple Airlines Logo
11:35 - 14:35
CWL
-
MDW
33h 00m
1 stop
£567Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Multiple Airlines Logo
10:25 - 10:15
MDW
-
CWL
17h 50m
1 stop
Multiple Airlines Logo
11:35 - 09:40
CWL
-
MDW
28h 05m
1 stop
£573Multiple Airlines
Fri, 3 Jul - Mon, 6 Jul
Multiple Airlines Logo
08:45 - 10:15
ORD
-
CWL
19h 30m
2 stops
Multiple Airlines Logo
23:15 - 20:05
CWL
-
ORD
26h 50m
3 stops
£587Multiple Airlines
Sun, 2 Aug - Tue, 18 Aug
Delta Logo
09:19 - 09:15
MDW
-
CWL
17h 56m
2 stops
Delta Logo
09:45 - 12:39
CWL
-
MDW
56h 54m
2 stops
£809Delta
Sun, 2 Aug - Tue, 18 Aug
KLM Logo
19:25 - 17:05
MDW
-
CWL
15h 40m
2 stops
KLM Logo
09:45 - 22:36
CWL
-
MDW
18h 51m
2 stops
£937KLM
Fri, 4 Sep - Mon, 7 Sep
WestJet Logo
19:16 - 10:15
MDW
-
CWL
32h 59m
2 stops
WestJet Logo
11:35 - 10:05
CWL
-
MDW
28h 30m
2 stops
£1,082WestJet
Sun, 5 Jul - Sat, 11 Jul

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WestJet flights from Chicago to Cardiff

Our best WestJet deals on Chicago to Cardiff flight tickets
WestJet
5 Jul
MDW19:16Chicago Midway
32h 59m
2 stops
CWL10:15Cardiff Wales
11 Jul
CWL11:35Cardiff Wales
28h 30m
2 stops
MDW10:05Chicago Midway
£1,082
WestJet
29 Jun
ORD19:00Chicago O'Hare Intl
57h 15m
2 stops
CWL10:15Cardiff Wales
4 Jul
CWL11:35Cardiff Wales
29h 56m
2 stops
ORD11:31Chicago O'Hare Intl
£1,134
WestJet
3 Jul
MDW09:17Chicago Midway
18h 58m
3 stops
CWL10:15Cardiff Wales
6 Jul
CWL11:35Cardiff Wales
31h 34m
2 stops
MDW13:09Chicago Midway
£1,217

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
15 Aug
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
23 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£880
KLM
15 Aug
ORD11:22Chicago O'Hare Intl
15h 53m
2 stops
CWL09:15Cardiff Wales
23 Aug
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£884
KLM
4 Sept
MDW19:25Chicago Midway
15h 40m
2 stops
CWL17:05Cardiff Wales
7 Sept
CWL09:45Cardiff Wales
18h 51m
2 stops
MDW22:36Chicago Midway
£937

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 12 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

Fri 4/9

11:45-10:15

1 stop16h 30m

Cardiff Wales

Mon 7/9

11:35-14:35

1 stop33h 00m

£502

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sun 2/8

10:20-10:15

1 stop17h 55m

Cardiff Wales

Tue 18/8

23:15-09:40

2 stops40h 25m

£527

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 2/8

14:15-10:15

1 stop14h 00m

Cardiff Wales

Tue 18/8

23:15-16:57

2 stops23h 42m

£534

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 2/8

08:45-10:15

2 stops19h 30m

Cardiff Wales

Tue 18/8

23:15-16:57

2 stops23h 42m

£546

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sun 2/8

10:20-10:15

1 stop17h 55m

Cardiff Wales

Tue 18/8

11:35-14:35

1 stop33h 00m

£567

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Fri 3/7

10:25-10:15

1 stop17h 50m

Cardiff Wales

Mon 6/7

11:35-09:40

1 stop28h 05m

£573

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 2/8

08:45-10:15

2 stops19h 30m

Cardiff Wales

Tue 18/8

23:15-20:05

3 stops26h 50m

£587

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sun 2/8

09:19-09:15

2 stops17h 56m

Cardiff Wales

Tue 18/8

09:45-12:39

2 stops56h 54m

£809
Fastest return journey

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Fri 4/9

19:25-17:05

2 stops15h 40m

Cardiff Wales

Mon 7/9

09:45-22:36

2 stops18h 51m

£937

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sun 5/7

19:16-10:15

2 stops32h 59m

Cardiff Wales

Sat 11/7

11:35-10:05

2 stops28h 30m

£1,082

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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?

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

11h 38m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 11h 38m
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 11h 38m, 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