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Cheap flights from Cardiff to Chicago from $741

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Chicago departing on 12/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:55 am - 2:00 pmCWL-ORD
12h 05m1 stop
Multiple Airlines Logo
7:40 pm - 10:00 pmORD-CWL
20h 20m1 stop
$741Multiple Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 1
Delta Logo
10:20 am - 2:20 pmCWL-ORD
34h 00m1 stop
Delta Logo
10:10 am - 9:50 amORD-CWL
18h 40m2 stops
$882Delta
Find Deal
Thu, Mar 5 - Mon, Mar 9
Delta Logo
10:20 am - 2:20 pmCWL-ORD
34h 00m1 stop
Delta Logo
7:30 am - 9:50 amORD-CWL
21h 20m2 stops
$883Delta
Find Deal
Thu, Mar 5 - Mon, Mar 9
Delta Logo
10:20 am - 2:20 pmCWL-ORD
34h 00m1 stop
Delta Logo
10:10 am - 9:50 amORD-CWL
18h 40m2 stops
$884Delta
Find Deal
Thu, Mar 5 - Mon, Mar 9
Delta Logo
10:20 am - 8:43 pmCWL-ORD
16h 23m2 stops
Delta Logo
10:40 am - 9:50 amORD-CWL
18h 10m2 stops
$888Delta
Find Deal
Thu, Mar 5 - Mon, Mar 9
Delta Logo
10:20 am - 8:43 pmCWL-ORD
16h 23m2 stops
Delta Logo
10:10 am - 9:50 amORD-CWL
18h 40m2 stops
$889Delta
Find Deal
Thu, Mar 5 - Mon, Mar 9
Virgin Atlantic Logo
10:20 am - 4:54 pmCWL-ORD
36h 34m2 stops
Virgin Atlantic Logo
4:25 pm - 9:50 amORD-CWL
11h 25m1 stop
$910Virgin Atlantic
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Wed, Dec 17 - Wed, Dec 24
Virgin Atlantic Logo
10:20 am - 4:54 pmCWL-ORD
36h 34m2 stops
Virgin Atlantic Logo
5:30 pm - 4:45 pmORD-CWL
41h 15m2 stops
$916Virgin Atlantic
Find Deal
Wed, Dec 17 - Wed, Dec 24
Multiple Airlines Logo
7:55 am - 2:00 pmCWL-ORD
12h 05m1 stop
Multiple Airlines Logo
3:50 pm - 9:50 amORD-CWL
36h 00m2 stops
$980Multiple Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 1
Multiple Airlines Logo
10:25 pm - 2:00 pmCWL-ORD
21h 35m1 stop
Multiple Airlines Logo
7:40 pm - 7:40 pmORD-CWL
18h 00m1 stop
$992Multiple Airlines
Find Deal
Fri, Dec 19 - Fri, Dec 26

Delta flights from Cardiff to Chicago O'Hare Intl Airport

Our best Delta deals on Cardiff to Chicago O'Hare Intl Airport flight tickets
Delta
Mar 5
CWL10:20 amCardiff Wales
34h 00m
1 stop
ORD2:20 pmChicago O'Hare Intl
Mar 9
ORD10:10 amChicago O'Hare Intl
18h 40m
2 stops
CWL9:50 amCardiff Wales
$882
Find similar
Delta
Mar 5
CWL10:20 amCardiff Wales
34h 00m
1 stop
ORD2:20 pmChicago O'Hare Intl
Mar 9
ORD7:30 amChicago O'Hare Intl
21h 20m
2 stops
CWL9:50 amCardiff Wales
$883
Find similar
Delta
Mar 5
CWL10:20 amCardiff Wales
34h 00m
1 stop
ORD2:20 pmChicago O'Hare Intl
Mar 9
ORD10:10 amChicago O'Hare Intl
18h 40m
2 stops
CWL9:50 amCardiff Wales
$884
Find similar

Virgin Atlantic flights from Cardiff to Chicago O'Hare Intl Airport

Our best Virgin Atlantic deals on Cardiff to Chicago O'Hare Intl Airport flight tickets
Virgin Atlantic
Dec 17
CWL10:20 amCardiff Wales
36h 34m
2 stops
ORD4:54 pmChicago O'Hare Intl
Dec 24
ORD4:25 pmChicago O'Hare Intl
11h 25m
1 stop
CWL9:50 amCardiff Wales
$910
Find similar
Virgin Atlantic
Dec 17
CWL10:20 amCardiff Wales
36h 34m
2 stops
ORD4:54 pmChicago O'Hare Intl
Dec 24
ORD5:30 pmChicago O'Hare Intl
41h 15m
2 stops
CWL4:45 pmCardiff Wales
$916
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Cardiff to Chicago O'Hare Intl Airport 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 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Cardiff to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 12/24

7:55 am-2:00 pm

1 stop12h 05m

Chicago O'Hare Intl

Thu 1/1

7:40 pm-10:00 pm

1 stop20h 20m

$741

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 3/5

10:20 am-2:20 pm

1 stop34h 00m

Chicago O'Hare Intl

Mon 3/9

10:10 am-9:50 am

2 stops18h 40m

$882

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 3/5

10:20 am-2:20 pm

1 stop34h 00m

Chicago O'Hare Intl

Mon 3/9

7:30 am-9:50 am

2 stops21h 20m

$883

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 3/5

10:20 am-2:20 pm

1 stop34h 00m

Chicago O'Hare Intl

Mon 3/9

10:10 am-9:50 am

2 stops18h 40m

$884

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 3/5

10:20 am-8:43 pm

2 stops16h 23m

Chicago O'Hare Intl

Mon 3/9

10:40 am-9:50 am

2 stops18h 10m

$888

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 3/5

10:20 am-8:43 pm

2 stops16h 23m

Chicago O'Hare Intl

Mon 3/9

10:10 am-9:50 am

2 stops18h 40m

$889

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 12/17

10:20 am-4:54 pm

2 stops36h 34m

Chicago O'Hare Intl

Wed 12/24

4:25 pm-9:50 am

1 stop11h 25m

$910

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 12/17

10:20 am-4:54 pm

2 stops36h 34m

Chicago O'Hare Intl

Wed 12/24

5:30 pm-4:45 pm

2 stops41h 15m

$916

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 12/24

7:55 am-2:00 pm

1 stop12h 05m

Chicago O'Hare Intl

Thu 1/1

3:50 pm-9:50 am

2 stops36h 00m

$980

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 12/19

10:25 pm-2:00 pm

1 stop21h 35m

Chicago O'Hare Intl

Fri 12/26

7:40 pm-7:40 pm

1 stop18h 00m

$992

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Cardiff to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Cardiff to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cardiff to Chicago O'Hare Intl Airport (CWL to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Chicago O'Hare Intl Airport

Direct flights

None
There are no direct flights from Cardiff to Chicago O'Hare Intl Airport. There are no popular flight routes from Cardiff to Chicago O'Hare Intl Airport.
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  • How far is Cardiff Wales to Chicago O'Hare Intl by plane?

    The distance between Cardiff Wales and Chicago O'Hare Intl is about 3834.5 mi. In terms of flight time, this usually takes a little over 12h 05m.

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

    Prices for flights from Cardiff Wales Airport to Chicago O'Hare Intl Airport were last updated today.

  • How old do you have to be to fly from Cardiff Wales Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Cardiff to Chicago O'Hare Intl Airport?

    Price Alerts will notify you by email when the price for flights to Chicago O'Hare Intl Airport from Cardiff decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Cardiff to Chicago O'Hare Intl Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
South Haven
Schaumburg
Rockford
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Orland Park
Racine
Hammond
Tinley Park
Janesville
Aurora
Elgin
Benton Harbor

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cardiff to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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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