Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Chicago to Cardiff from £239

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 25/5. 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
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:20 - 23:05
ORD
-
CWL
21h 45m
2 stops
Multiple Airlines Logo
22:25 - 16:45
CWL
-
ORD
24h 20m
2 stops
£423Multiple Airlines
Sun, 1 Mar - Fri, 6 Mar
Multiple Airlines Logo
19:20 - 23:05
ORD
-
CWL
21h 45m
3 stops
Multiple Airlines Logo
22:25 - 16:45
CWL
-
ORD
24h 20m
2 stops
£429Multiple Airlines
Sun, 1 Mar - Fri, 6 Mar
Multiple Airlines Logo
19:20 - 23:05
ORD
-
CWL
21h 45m
3 stops
Multiple Airlines Logo
12:20 - 16:45
CWL
-
ORD
34h 25m
3 stops
£474Multiple Airlines
Sun, 1 Mar - Fri, 6 Mar
Delta Logo
17:25 - 09:50
ORD
-
CWL
11h 25m
1 stop
Delta Logo
10:20 - 21:49
CWL
-
ORD
16h 29m
2 stops
£585Delta
Wed, 11 Mar - Wed, 18 Mar
Virgin Atlantic Logo
16:20 - 16:45
ORD
-
CWL
18h 25m
1 stop
Virgin Atlantic Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
£606Virgin Atlantic
Sun, 29 Mar - Sun, 5 Apr
KLM Logo
16:20 - 16:45
ORD
-
CWL
18h 25m
1 stop
KLM Logo
17:15 - 14:15
CWL
-
ORD
27h 00m
1 stop
£624KLM
Sat, 18 Apr - Mon, 27 Apr
KLM Logo
14:10 - 09:15
ORD
-
CWL
13h 05m
2 stops
KLM Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
£627KLM
Sun, 29 Mar - Sun, 5 Apr
Multiple Airlines Logo
17:09 - 22:00
ORD
-
CWL
46h 51m
2 stops
Multiple Airlines Logo
22:25 - 14:00
CWL
-
ORD
21h 35m
1 stop
£657Multiple Airlines
Sat, 18 Apr - Mon, 27 Apr
Delta Logo
13:37 - 09:50
ORD
-
CWL
15h 13m
2 stops
Delta Logo
10:20 - 21:49
CWL
-
ORD
16h 29m
2 stops
£666Delta
Wed, 11 Mar - Wed, 18 Mar
Air France Logo
17:40 - 16:45
ORD
-
CWL
17h 05m
2 stops
Air France Logo
17:15 - 16:49
CWL
-
ORD
29h 34m
2 stops
£671Air France
Sun, 29 Mar - Sun, 5 Apr

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
£1,139
Aer Lingus
21 Jun
ORD21:15Chicago O'Hare Intl
32h 15m
2 stops
CWL11:30Cardiff Wales
25 Jun
CWL12:00Cardiff Wales
31h 50m
2 stops
ORD13:50Chicago O'Hare Intl
£1,281

KLM flights from Chicago to Cardiff

Our best KLM deals on Chicago to Cardiff flight tickets
KLM
18 Apr
ORD16:20Chicago O'Hare Intl
18h 25m
1 stop
CWL16:45Cardiff Wales
27 Apr
CWL17:15Cardiff Wales
27h 00m
1 stop
ORD14:15Chicago O'Hare Intl
£624
KLM
29 Mar
ORD14:10Chicago O'Hare Intl
13h 05m
2 stops
CWL09:15Cardiff Wales
5 Apr
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
£627
KLM
26 Feb
MDW09:34Chicago Midway
18h 16m
2 stops
CWL09:50Cardiff Wales
1 Mar
CWL17:30Cardiff Wales
30h 07m
2 stops
MDW17:37Chicago Midway
£668

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 15 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

Sun 1/3

19:20-23:05

2 stops21h 45m

Cardiff Wales

Fri 6/3

22:25-16:45

2 stops24h 20m

£423

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 1/3

19:20-23:05

3 stops21h 45m

Cardiff Wales

Fri 6/3

22:25-16:45

2 stops24h 20m

£429

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 1/3

19:20-23:05

3 stops21h 45m

Cardiff Wales

Fri 6/3

12:20-16:45

3 stops34h 25m

£474

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 11/3

17:25-09:50

1 stop11h 25m

Cardiff Wales

Wed 18/3

10:20-21:49

2 stops16h 29m

£585

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 29/3

16:20-16:45

1 stop18h 25m

Cardiff Wales

Sun 5/4

17:15-14:30

1 stop27h 15m

£606

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 18/4

16:20-16:45

1 stop18h 25m

Cardiff Wales

Mon 27/4

17:15-14:15

1 stop27h 00m

£624

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 29/3

14:10-09:15

2 stops13h 05m

Cardiff Wales

Sun 5/4

17:15-14:30

1 stop27h 15m

£627

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 18/4

17:09-22:00

2 stops46h 51m

Cardiff Wales

Mon 27/4

22:25-14:00

1 stop21h 35m

£657

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 11/3

13:37-09:50

2 stops15h 13m

Cardiff Wales

Wed 18/3

10:20-21:49

2 stops16h 29m

£666

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 29/3

17:40-16:45

2 stops17h 05m

Cardiff Wales

Sun 5/4

17:15-16:49

2 stops29h 34m

£671

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 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 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

11h 25m

Direct flights

None
The fastest flight from Chicago to Cardiff takes 11h 25m
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 11h 25m, 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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 17/3
Tue 24/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport