Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Cardiff to Chicago from £344

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Chicago departing on 18/10. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Cardiff to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
23:15 - 19:52
CWL
-
ORD
26h 37m
3 stops
Multiple Airlines Logo
09:50 - 23:25
ORD
-
CWL
31h 35m
2 stops
£580Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
23:15 - 19:52
CWL
-
ORD
26h 37m
3 stops
Multiple Airlines Logo
19:25 - 23:25
ORD
-
CWL
22h 00m
3 stops
£587Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
11:35 - 19:52
CWL
-
ORD
14h 17m
1 stop
Multiple Airlines Logo
15:45 - 23:25
ORD
-
CWL
25h 40m
2 stops
£644Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
11:35 - 19:52
CWL
-
ORD
14h 17m
1 stop
Multiple Airlines Logo
19:25 - 23:25
ORD
-
CWL
22h 00m
3 stops
£648Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Virgin Atlantic Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
Virgin Atlantic Logo
07:35 - 09:15
ORD
-
CWL
19h 40m
2 stops
£663Virgin Atlantic
Tue, 1 Sep - Tue, 8 Sep
KLM Logo
17:15 - 14:30
CWL
-
ORD
27h 15m
1 stop
KLM Logo
16:20 - 09:15
ORD
-
CWL
10h 55m
1 stop
£667KLM
Tue, 1 Sep - Tue, 8 Sep
KLM Logo
09:45 - 23:57
CWL
-
ORD
20h 12m
2 stops
KLM Logo
13:55 - 16:45
ORD
-
CWL
20h 50m
2 stops
£671KLM
Tue, 1 Sep - Tue, 8 Sep
Air France Logo
09:45 - 22:36
CWL
-
MDW
18h 51m
2 stops
Air France Logo
17:45 - 16:45
MDW
-
CWL
17h 00m
2 stops
£671Air France
Tue, 1 Sep - Tue, 8 Sep
KLM Logo
10:20 - 20:24
CWL
-
ORD
16h 04m
2 stops
KLM Logo
13:30 - 09:50
ORD
-
CWL
14h 20m
2 stops
£671KLM
Wed, 11 Nov - Wed, 18 Nov
Virgin Atlantic Logo
09:45 - 22:36
CWL
-
MDW
18h 51m
2 stops
Virgin Atlantic Logo
09:24 - 09:15
MDW
-
CWL
17h 51m
2 stops
£1,123Virgin Atlantic
Wed, 19 Aug - Sat, 29 Aug

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

Virgin Atlantic flights from Cardiff to Chicago

Our best Virgin Atlantic deals on Cardiff to Chicago flight tickets
Virgin Atlantic
1 Sept
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
8 Sept
ORD07:35Chicago O'Hare Intl
19h 40m
2 stops
CWL09:15Cardiff Wales
£663
Virgin Atlantic
19 Aug
CWL09:45Cardiff Wales
18h 51m
2 stops
MDW22:36Chicago Midway
29 Aug
MDW09:24Chicago Midway
17h 51m
2 stops
CWL09:15Cardiff Wales
£1,123

KLM flights from Cardiff to Chicago

Our best KLM deals on Cardiff to Chicago flight tickets
KLM
1 Sept
CWL17:15Cardiff Wales
27h 15m
1 stop
ORD14:30Chicago O'Hare Intl
8 Sept
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
£667
KLM
1 Sept
CWL09:45Cardiff Wales
20h 12m
2 stops
ORD23:57Chicago O'Hare Intl
8 Sept
ORD13:55Chicago O'Hare Intl
20h 50m
2 stops
CWL16:45Cardiff Wales
£671
KLM
11 Nov
CWL10:20Cardiff Wales
16h 04m
2 stops
ORD20:24Chicago O'Hare Intl
18 Nov
ORD13:30Chicago O'Hare Intl
14h 20m
2 stops
CWL09:50Cardiff Wales
£671

momondo Fare Finder

 
Customise your flight search to find flights from Cardiff to Chicago 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 July 2026.
Use the filters below to find and compare flights from Cardiff to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 1/9

23:15-19:52

3 stops26h 37m

Chicago O'Hare Intl

Tue 8/9

09:50-23:25

2 stops31h 35m

£580

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 1/9

23:15-19:52

3 stops26h 37m

Chicago O'Hare Intl

Tue 8/9

19:25-23:25

3 stops22h 00m

£587

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 1/9

11:35-19:52

1 stop14h 17m

Chicago O'Hare Intl

Tue 8/9

15:45-23:25

2 stops25h 40m

£644

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 1/9

11:35-19:52

1 stop14h 17m

Chicago O'Hare Intl

Tue 8/9

19:25-23:25

3 stops22h 00m

£648

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 1/9

17:15-14:30

1 stop27h 15m

Chicago O'Hare Intl

Tue 8/9

07:35-09:15

2 stops19h 40m

£663

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 1/9

17:15-14:30

1 stop27h 15m

Chicago O'Hare Intl

Tue 8/9

16:20-09:15

1 stop10h 55m

£667

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 1/9

09:45-23:57

2 stops20h 12m

Chicago O'Hare Intl

Tue 8/9

13:55-16:45

2 stops20h 50m

£671

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Tue 1/9

09:45-22:36

2 stops18h 51m

Chicago Midway

Tue 8/9

17:45-16:45

2 stops17h 00m

£671
Fastest return journey

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 11/11

10:20-20:24

2 stops16h 04m

Chicago O'Hare Intl

Wed 18/11

13:30-09:50

2 stops14h 20m

£671

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Wed 19/8

09:45-22:36

2 stops18h 51m

Chicago Midway

Sat 29/8

09:24-09:15

2 stops17h 51m

£1,123

Flights are sorted by cheapest return flights first.

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

See travel insights to Chicago from

How to get the cheapest flight ticket from Cardiff to Chicago

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 Cardiff Wales to Chicago?

WestJet is the most popular carrier operating from Cardiff Wales to Chicago

When to book flights from Cardiff to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cardiff to Chicago (CWL to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Chicago

Fastest flight time

16h 30m

Direct flights

None
The fastest flight from Cardiff to Chicago takes 16h 30m
There are no direct flights from Cardiff to Chicago. There are no popular flight routes from Cardiff to Chicago.
Search flight deals

Frequently asked questions about flying from Cardiff to Chicago

  • How far is Cardiff Wales to Chicago by plane?

    Cardiff Wales and Chicago are 3828.5 mi apart from one another. By plane, this route typically takes 16h 30m.

  • When did momondo last update prices for flights from Cardiff Wales Airport to Chicago?

    Prices for flights from Cardiff Wales Airport to Chicago were last updated today.

  • How many operators does momondo search for flights from Cardiff Wales Airport to Chicago?

  • How old do you have to be to fly from Cardiff Wales Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cardiff Wales Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The required travel and health documents for your Chicago 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 Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Cardiff to Chicago

Compare and see reviews for airlines that fly from Cardiff to Chicago with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £696Free CancellationRating
7.8
1,543 reviews
Search KLM flights

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Schererville

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Chicago?

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 Cardiff to Chicago for you.

Can I find flights from Cardiff to Chicago with flexible booking policies on momondo?

Flights from Cardiff to Chicago 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 Cardiff to Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Cardiff.

I’m not ready to book a flight from Cardiff to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Cardiff to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

An easier way to manage your Chicago 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
Thu 20/8
Thu 27/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport