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Cheap flights from Chicago to Cardiff from £188

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 13/4. 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.
KLM Logo
13:37 - 09:50
ORD
-
CWL
15h 13m
2 stops
KLM Logo
17:25 - 15:20
CWL
-
ORD
26h 55m
1 stop
£589KLM
Tue, 17 Mar - Tue, 24 Mar
KLM Logo
16:50 - 16:45
ORD
-
CWL
17h 55m
1 stop
KLM Logo
17:15 - 14:15
CWL
-
ORD
27h 00m
1 stop
£595KLM
Mon, 6 Apr - Mon, 13 Apr
KLM Logo
14:10 - 09:15
ORD
-
CWL
13h 05m
2 stops
KLM Logo
17:15 - 14:15
CWL
-
ORD
27h 00m
1 stop
£598KLM
Mon, 6 Apr - Mon, 13 Apr
Multiple Airlines Logo
16:20 - 09:15
ORD
-
CWL
10h 55m
1 stop
Multiple Airlines Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
£632Multiple Airlines
Sun, 5 Apr - Sun, 12 Apr
KLM Logo
19:14 - 16:45
ORD
-
CWL
15h 31m
2 stops
KLM Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
£633KLM
Sun, 5 Apr - Sun, 12 Apr
KLM Logo
16:20 - 17:05
ORD
-
CWL
18h 45m
1 stop
KLM Logo
09:45 - 22:16
CWL
-
ORD
18h 31m
2 stops
£641KLM
Fri, 3 Apr - Fri, 10 Apr
Delta Logo
08:55 - 09:15
ORD
-
CWL
18h 20m
2 stops
Delta Logo
09:45 - 22:16
CWL
-
ORD
18h 31m
2 stops
£644Delta
Fri, 3 Apr - Fri, 10 Apr
Multiple Airlines Logo
09:50 - 09:15
ORD
-
CWL
17h 25m
2 stops
Multiple Airlines Logo
17:15 - 16:18
CWL
-
ORD
29h 03m
2 stops
£658Multiple Airlines
Sun, 5 Apr - Sun, 12 Apr
Multiple Airlines Logo
17:30 - 10:15
ORD
-
CWL
34h 45m
2 stops
Multiple Airlines Logo
22:45 - 14:00
CWL
-
ORD
21h 15m
1 stop
£673Multiple Airlines
Tue, 2 Jun - Fri, 12 Jun
Delta Logo
06:00 - 09:50
MDW
-
CWL
21h 50m
2 stops
Delta Logo
10:20 - 08:56
CWL
-
MDW
28h 36m
2 stops
£1,427Delta
Wed, 4 Mar - Sat, 7 Mar

Aer Lingus flights from Chicago to Cardiff

Our best Aer Lingus deals on Chicago to Cardiff flight tickets
Aer Lingus
28 Jun
ORD17:00Chicago O'Hare Intl
36h 30m
2 stops
CWL11:30Cardiff Wales
4 Jul
CWL12:00Cardiff Wales
36h 15m
2 stops
ORD18:15Chicago O'Hare Intl
£1,238
Aer Lingus
29 Jun
ORD21:15Chicago O'Hare Intl
32h 15m
2 stops
CWL11:30Cardiff Wales
4 Jul
CWL12:00Cardiff Wales
36h 15m
2 stops
ORD18:15Chicago O'Hare Intl
£1,333
Aer Lingus
29 Jun
ORD21:15Chicago O'Hare Intl
32h 15m
2 stops
CWL11:30Cardiff Wales
4 Jul
CWL12:00Cardiff Wales
36h 15m
2 stops
ORD18:15Chicago O'Hare Intl
£1,333

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
17 Mar
ORD13:37Chicago O'Hare Intl
15h 13m
2 stops
CWL09:50Cardiff Wales
24 Mar
CWL17:25Cardiff Wales
26h 55m
1 stop
ORD15:20Chicago O'Hare Intl
£589
KLM
6 Apr
ORD16:50Chicago O'Hare Intl
17h 55m
1 stop
CWL16:45Cardiff Wales
13 Apr
CWL17:15Cardiff Wales
27h 00m
1 stop
ORD14:15Chicago O'Hare Intl
£595
KLM
6 Apr
ORD14:10Chicago O'Hare Intl
13h 05m
2 stops
CWL09:15Cardiff Wales
13 Apr
CWL17:15Cardiff Wales
27h 00m
1 stop
ORD14:15Chicago O'Hare Intl
£598

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 21 February 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

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 17/3

13:37-09:50

2 stops15h 13m

Cardiff Wales

Tue 24/3

17:25-15:20

1 stop26h 55m

£589

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 6/4

16:50-16:45

1 stop17h 55m

Cardiff Wales

Mon 13/4

17:15-14:15

1 stop27h 00m

£595

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 6/4

14:10-09:15

2 stops13h 05m

Cardiff Wales

Mon 13/4

17:15-14:15

1 stop27h 00m

£598

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 5/4

16:20-09:15

1 stop10h 55m

Cardiff Wales

Sun 12/4

17:15-14:30

1 stop27h 15m

£632

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 5/4

19:14-16:45

2 stops15h 31m

Cardiff Wales

Sun 12/4

17:15-14:30

1 stop27h 15m

£633

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 3/4

16:20-17:05

1 stop18h 45m

Cardiff Wales

Fri 10/4

09:45-22:16

2 stops18h 31m

£641

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 3/4

08:55-09:15

2 stops18h 20m

Cardiff Wales

Fri 10/4

09:45-22:16

2 stops18h 31m

£644

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 5/4

09:50-09:15

2 stops17h 25m

Cardiff Wales

Sun 12/4

17:15-16:18

2 stops29h 03m

£658

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 2/6

17:30-10:15

2 stops34h 45m

Cardiff Wales

Fri 12/6

22:45-14:00

1 stop21h 15m

£673

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 4/3

06:00-09:50

2 stops21h 50m

Cardiff Wales

Sat 7/3

10:20-08:56

2 stops28h 36m

£1,427

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

  • 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.

  • How do I get Price Alerts for flights from Chicago to Cardiff?

    Search flight deals from Chicago to Cardiff. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Chicago to Cardiff with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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