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Cheap flights from Cardiff to Chicago from £637

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Chicago departing on 2/7. 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 Cardiff to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:35 - 19:29
CWL
-
ORD
13h 54m
1 stop
Multiple Airlines Logo
11:45 - 10:15
ORD
-
CWL
16h 30m
1 stop
£637Multiple Airlines
Thu, 2 Jul - Mon, 6 Jul
Multiple Airlines Logo
22:50 - 13:09
CWL
-
MDW
44h 19m
3 stops
Multiple Airlines Logo
09:54 - 10:15
MDW
-
CWL
18h 21m
2 stops
£666Multiple Airlines
Thu, 2 Jul - Mon, 6 Jul
WestJet Logo
11:35 - 09:14
CWL
-
MDW
27h 39m
2 stops
WestJet Logo
09:54 - 10:15
MDW
-
CWL
18h 21m
2 stops
£706WestJet
Thu, 2 Jul - Mon, 6 Jul
Multiple Airlines Logo
11:35 - 10:16
CWL
-
ORD
28h 41m
2 stops
Multiple Airlines Logo
15:45 - 10:15
ORD
-
CWL
12h 30m
1 stop
£712Multiple Airlines
Thu, 2 Jul - Mon, 6 Jul
Multiple Airlines Logo
11:35 - 10:16
CWL
-
ORD
28h 41m
2 stops
Multiple Airlines Logo
08:45 - 10:15
ORD
-
CWL
19h 30m
2 stops
£714Multiple Airlines
Thu, 2 Jul - Mon, 6 Jul
Multiple Airlines Logo
23:15 - 21:25
CWL
-
ORD
28h 10m
2 stops
Multiple Airlines Logo
19:25 - 22:50
ORD
-
CWL
21h 25m
2 stops
£728Multiple Airlines
Tue, 30 Jun - Tue, 7 Jul
Delta Logo
09:45 - 14:30
CWL
-
ORD
10h 45m
1 stop
Delta Logo
16:20 - 09:15
ORD
-
CWL
10h 55m
1 stop
£741Delta
Mon, 22 Jun - Tue, 7 Jul
Delta Logo
09:45 - 20:31
CWL
-
ORD
16h 46m
2 stops
Delta Logo
08:52 - 09:15
ORD
-
CWL
18h 23m
2 stops
£745Delta
Mon, 22 Jun - Tue, 7 Jul
KLM Logo
17:15 - 14:15
CWL
-
ORD
27h 00m
1 stop
KLM Logo
16:50 - 16:45
ORD
-
CWL
17h 55m
1 stop
£747KLM
Mon, 22 Jun - Mon, 6 Jul
KLM Logo
09:45 - 20:31
CWL
-
ORD
16h 46m
2 stops
KLM Logo
16:50 - 16:45
ORD
-
CWL
17h 55m
1 stop
£755KLM
Mon, 22 Jun - Mon, 6 Jul

Virgin Atlantic flights from Cardiff to Chicago

Our best Virgin Atlantic deals on Cardiff to Chicago flight tickets
Virgin Atlantic
15 Aug
CWL09:50Cardiff Wales
17h 57m
2 stops
ORD21:47Chicago O'Hare Intl
23 Aug
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
£1,258
Virgin Atlantic
15 Aug
CWL09:50Cardiff Wales
17h 57m
2 stops
ORD21:47Chicago O'Hare Intl
23 Aug
ORD16:20Chicago O'Hare Intl
10h 55m
1 stop
CWL09:15Cardiff Wales
£1,268
Virgin Atlantic
15 Aug
CWL17:35Cardiff Wales
26h 40m
1 stop
ORD14:15Chicago O'Hare Intl
23 Aug
ORD18:00Chicago O'Hare Intl
33h 15m
2 stops
CWL09:15Cardiff Wales
£1,270

WestJet flights from Cardiff to Chicago

Our best WestJet deals on Cardiff to Chicago flight tickets
WestJet
2 Jul
CWL11:35Cardiff Wales
27h 39m
2 stops
MDW09:14Chicago Midway
6 Jul
MDW09:54Chicago Midway
18h 21m
2 stops
CWL10:15Cardiff Wales
£706
WestJet
22 Jun
CWL11:35Cardiff Wales
35h 05m
2 stops
ORD16:40Chicago O'Hare Intl
6 Jul
ORD17:30Chicago O'Hare Intl
58h 45m
2 stops
CWL10:15Cardiff Wales
£788
WestJet
22 Jun
CWL11:35Cardiff Wales
35h 05m
2 stops
ORD16:40Chicago O'Hare Intl
6 Jul
ORD17:30Chicago O'Hare Intl
58h 45m
2 stops
CWL10:15Cardiff Wales
£878

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 5 June 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

Thu 2/7

11:35-19:29

1 stop13h 54m

Chicago O'Hare Intl

Mon 6/7

11:45-10:15

1 stop16h 30m

£637

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Thu 2/7

22:50-13:09

3 stops44h 19m

Chicago Midway

Mon 6/7

09:54-10:15

2 stops18h 21m

£666

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Thu 2/7

11:35-09:14

2 stops27h 39m

Chicago Midway

Mon 6/7

09:54-10:15

2 stops18h 21m

£706

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 2/7

11:35-10:16

2 stops28h 41m

Chicago O'Hare Intl

Mon 6/7

15:45-10:15

1 stop12h 30m

£712

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 2/7

11:35-10:16

2 stops28h 41m

Chicago O'Hare Intl

Mon 6/7

08:45-10:15

2 stops19h 30m

£714

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 30/6

23:15-21:25

2 stops28h 10m

Chicago O'Hare Intl

Tue 7/7

19:25-22:50

2 stops21h 25m

£728
Fastest return journey

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 22/6

09:45-14:30

1 stop10h 45m

Chicago O'Hare Intl

Tue 7/7

16:20-09:15

1 stop10h 55m

£741

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 22/6

09:45-20:31

2 stops16h 46m

Chicago O'Hare Intl

Tue 7/7

08:52-09:15

2 stops18h 23m

£745

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 22/6

17:15-14:15

1 stop27h 00m

Chicago O'Hare Intl

Mon 6/7

16:50-16:45

1 stop17h 55m

£747

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 22/6

09:45-20:31

2 stops16h 46m

Chicago O'Hare Intl

Mon 6/7

16:50-16:45

1 stop17h 55m

£755

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
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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 and KLM are the most popular carriers 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

13h 54m

Direct flights

None
The fastest flight from Cardiff to Chicago takes 13h 54m
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 13h 54m.

  • 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 £697Free CancellationRating
7.8
1,524 reviews
Search KLM flights

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.

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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