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Cheap flights from Chicago to Cardiff from £493

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
09:55 - 10:15
ORD
-
CWL
18h 20m
1 stop
Multiple Airlines Logo
23:30 - 22:05
CWL
-
ORD
28h 35m
3 stops
£718Multiple Airlines
Sun, 14 Jun - Wed, 17 Jun
Multiple Airlines Logo
14:15 - 22:20
ORD
-
CWL
26h 05m
2 stops
Multiple Airlines Logo
22:10 - 16:57
CWL
-
ORD
24h 47m
2 stops
£729Multiple Airlines
Thu, 18 Jun - Mon, 22 Jun
Multiple Airlines Logo
17:30 - 10:15
ORD
-
CWL
34h 45m
2 stops
Multiple Airlines Logo
22:50 - 14:00
CWL
-
ORD
21h 10m
1 stop
£731Multiple Airlines
Sat, 30 May - Thu, 11 Jun
Multiple Airlines Logo
17:30 - 10:15
ORD
-
CWL
34h 45m
2 stops
Multiple Airlines Logo
22:50 - 14:00
CWL
-
ORD
21h 10m
1 stop
£733Multiple Airlines
Thu, 4 Jun - Thu, 11 Jun
Multiple Airlines Logo
09:55 - 10:15
ORD
-
CWL
18h 20m
1 stop
Multiple Airlines Logo
23:30 - 14:00
CWL
-
ORD
20h 30m
1 stop
£747Multiple Airlines
Sun, 14 Jun - Wed, 17 Jun
Multiple Airlines Logo
17:30 - 10:15
ORD
-
CWL
34h 45m
2 stops
Multiple Airlines Logo
23:30 - 14:00
CWL
-
ORD
20h 30m
1 stop
£761Multiple Airlines
Sat, 30 May - Wed, 10 Jun
Multiple Airlines Logo
13:18 - 10:15
ORD
-
CWL
38h 57m
3 stops
Multiple Airlines Logo
07:30 - 16:59
CWL
-
ORD
15h 29m
2 stops
£762Multiple Airlines
Sat, 6 Jun - Sat, 13 Jun
Multiple Airlines Logo
21:40 - 23:05
ORD
-
CWL
19h 25m
2 stops
Multiple Airlines Logo
22:45 - 14:53
CWL
-
ORD
22h 08m
2 stops
£763Multiple Airlines
Tue, 5 May - Fri, 15 May
Delta Logo
17:15 - 16:45
MDW
-
CWL
17h 30m
2 stops
Delta Logo
09:50 - 22:17
CWL
-
MDW
18h 27m
2 stops
£1,027Delta
Tue, 2 Jun - Sun, 7 Jun
Delta Logo
09:23 - 09:15
MDW
-
CWL
17h 52m
2 stops
Delta Logo
09:45 - 08:37
CWL
-
MDW
28h 52m
2 stops
£1,095Delta
Sun, 31 May - Thu, 11 Jun

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WestJet flights from Chicago to Cardiff

Our best WestJet deals on Chicago to Cardiff flight tickets
WestJet
6 Jun
ORD15:47Chicago O'Hare Intl
36h 28m
2 stops
CWL10:15Cardiff Wales
13 Jun
CWL11:35Cardiff Wales
32h 54m
2 stops
ORD14:29Chicago O'Hare Intl
£1,017
WestJet
6 Jun
ORD17:41Chicago O'Hare Intl
34h 34m
2 stops
CWL10:15Cardiff Wales
13 Jun
CWL11:35Cardiff Wales
28h 38m
2 stops
ORD10:13Chicago O'Hare Intl
£1,030
WestJet
2 Jun
ORD17:30Chicago O'Hare Intl
34h 45m
2 stops
CWL10:15Cardiff Wales
9 Jun
CWL11:35Cardiff Wales
35h 05m
2 stops
ORD16:40Chicago O'Hare Intl
£1,115

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
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
£1,069
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
£1,069
KLM
31 May
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
10 Jun
CWL09:45Cardiff Wales
10h 45m
1 stop
ORD14:30Chicago O'Hare Intl
£1,155

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 23 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

Sun 14/6

09:55-10:15

1 stop18h 20m

Cardiff Wales

Wed 17/6

23:30-22:05

3 stops28h 35m

£718

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 18/6

14:15-22:20

2 stops26h 05m

Cardiff Wales

Mon 22/6

22:10-16:57

2 stops24h 47m

£729

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 30/5

17:30-10:15

2 stops34h 45m

Cardiff Wales

Thu 11/6

22:50-14:00

1 stop21h 10m

£731

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 4/6

17:30-10:15

2 stops34h 45m

Cardiff Wales

Thu 11/6

22:50-14:00

1 stop21h 10m

£733

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 14/6

09:55-10:15

1 stop18h 20m

Cardiff Wales

Wed 17/6

23:30-14:00

1 stop20h 30m

£747

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 30/5

17:30-10:15

2 stops34h 45m

Cardiff Wales

Wed 10/6

23:30-14:00

1 stop20h 30m

£761

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 6/6

13:18-10:15

3 stops38h 57m

Cardiff Wales

Sat 13/6

07:30-16:59

2 stops15h 29m

£762

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 5/5

21:40-23:05

2 stops19h 25m

Cardiff Wales

Fri 15/5

22:45-14:53

2 stops22h 08m

£763
Fastest return journey

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Tue 2/6

17:15-16:45

2 stops17h 30m

Cardiff Wales

Sun 7/6

09:50-22:17

2 stops18h 27m

£1,027

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sun 31/5

09:23-09:15

2 stops17h 52m

Cardiff Wales

Thu 11/6

09:45-08:37

2 stops28h 52m

£1,095

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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?

WestJet and Aer Lingus 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

15h 32m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 15h 32m
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 15h 32m, 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