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Cheap flights from Cardiff to Chicago from $690

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 10/31. 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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Find the cheapest flights from Cardiff to Chicago

Cheap round-trip flights

KLM Logo
10:20 am - 3:20 pmCWL-ORD
34h 00m1 stop
KLM Logo
4:25 pm - 4:55 pmORD-CWL
18h 30m1 stop
$690KLM
Find Deal
vie., oct. 31 - vie., nov. 7
Virgin Atlantic Logo
10:20 am - 8:29 amCWL-ORD
27h 09m2 stops
Virgin Atlantic Logo
4:25 pm - 9:50 amORD-CWL
11h 25m1 stop
$701Virgin Atlantic
Find Deal
vie., oct. 31 - vie., nov. 7
Virgin Atlantic Logo
5:25 pm - 2:20 pmCWL-ORD
26h 55m1 stop
Virgin Atlantic Logo
5:25 pm - 9:50 amORD-CWL
11h 25m1 stop
$738Virgin Atlantic
Find Deal
jue., mar. 5 - lun., mar. 9
Virgin Atlantic Logo
5:25 pm - 2:20 pmCWL-ORD
26h 55m1 stop
Virgin Atlantic Logo
5:25 pm - 4:55 pmORD-CWL
18h 30m1 stop
$739Virgin Atlantic
Find Deal
jue., mar. 5 - lun., mar. 9
Virgin Atlantic Logo
5:25 pm - 2:20 pmCWL-ORD
26h 55m1 stop
Virgin Atlantic Logo
5:45 pm - 4:55 pmORD-CWL
18h 10m2 stops
$742Virgin Atlantic
Find Deal
jue., mar. 5 - lun., mar. 9
Virgin Atlantic Logo
5:25 pm - 8:47 amCWL-ORD
45h 22m2 stops
Virgin Atlantic Logo
6:10 pm - 9:50 amORD-CWL
34h 40m2 stops
$743Virgin Atlantic
Find Deal
jue., mar. 5 - lun., mar. 9
Virgin Atlantic Logo
5:25 pm - 10:09 amCWL-ORD
46h 44m2 stops
Virgin Atlantic Logo
1:35 pm - 4:55 pmORD-CWL
22h 20m2 stops
$745Virgin Atlantic
Find Deal
jue., mar. 5 - lun., mar. 9
Virgin Atlantic Logo
5:25 pm - 8:47 amCWL-ORD
45h 22m2 stops
Virgin Atlantic Logo
5:45 pm - 9:50 amORD-CWL
35h 05m2 stops
$747Virgin Atlantic
Find Deal
jue., mar. 5 - lun., mar. 9
KLM Logo
5:15 pm - 4:10 pmCWL-ORD
27h 55m2 stops
KLM Logo
1:08 pm - 9:50 amORD-CWL
14h 42m2 stops
$874KLM
Find Deal
vie., oct. 31 - vie., nov. 7
Multiple Airlines Logo
10:25 pm - 6:20 pmCWL-ORD
24h 55m2 stops
Multiple Airlines Logo
8:15 pm - 9:50 amORD-CWL
31h 35m3 stops
$963Multiple Airlines
Find Deal
vie., oct. 31 - vie., nov. 7

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
Oct 31
CWL10:20 amCardiff Wales
27h 09m
2 stops
ORD8:29 amChicago O'Hare Intl
Nov 7
ORD4:25 pmChicago O'Hare Intl
11h 25m
1 stop
CWL9:50 amCardiff Wales
$701
Find similar
Virgin Atlantic
Mar 5
CWL5:25 pmCardiff Wales
26h 55m
1 stop
ORD2:20 pmChicago O'Hare Intl
Mar 9
ORD5:25 pmChicago O'Hare Intl
11h 25m
1 stop
CWL9:50 amCardiff Wales
$738
Find similar
Virgin Atlantic
Mar 5
CWL5:25 pmCardiff Wales
26h 55m
1 stop
ORD2:20 pmChicago O'Hare Intl
Mar 9
ORD5:25 pmChicago O'Hare Intl
18h 30m
1 stop
CWL4:55 pmCardiff Wales
$739
Find similar

KLM flights from Cardiff to Chicago O'Hare Intl Airport

Our best KLM deals on Cardiff to Chicago O'Hare Intl Airport flight tickets
KLM
Oct 31
CWL10:20 amCardiff Wales
34h 00m
1 stop
ORD3:20 pmChicago O'Hare Intl
Nov 7
ORD4:25 pmChicago O'Hare Intl
18h 30m
1 stop
CWL4:55 pmCardiff Wales
$690
Find similar
KLM
Oct 31
CWL5:15 pmCardiff Wales
27h 55m
2 stops
ORD4:10 pmChicago O'Hare Intl
Nov 7
ORD1:08 pmChicago O'Hare Intl
14h 42m
2 stops
CWL9:50 amCardiff Wales
$874
Find similar
KLM
Oct 6
CWL5:15 pmCardiff Wales
26h 55m
1 stop
ORD2:10 pmChicago O'Hare Intl
Oct 13
ORD1:25 pmChicago O'Hare Intl
13h 50m
2 stops
CWL9:15 amCardiff Wales
$971
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 septiembre 17, 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

vie. 10/31

10:20 am-3:20 pm

1 stop34h 00m

Chicago O'Hare Intl

vie. 11/7

4:25 pm-4:55 pm

1 stop18h 30m

$690

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

vie. 10/31

10:20 am-8:29 am

2 stops27h 09m

Chicago O'Hare Intl

vie. 11/7

4:25 pm-9:50 am

1 stop11h 25m

$701

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

jue. 3/5

5:25 pm-2:20 pm

1 stop26h 55m

Chicago O'Hare Intl

lun. 3/9

5:25 pm-9:50 am

1 stop11h 25m

$738

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

jue. 3/5

5:25 pm-2:20 pm

1 stop26h 55m

Chicago O'Hare Intl

lun. 3/9

5:25 pm-4:55 pm

1 stop18h 30m

$739

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

jue. 3/5

5:25 pm-2:20 pm

1 stop26h 55m

Chicago O'Hare Intl

lun. 3/9

5:45 pm-4:55 pm

2 stops18h 10m

$742

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

jue. 3/5

5:25 pm-8:47 am

2 stops45h 22m

Chicago O'Hare Intl

lun. 3/9

6:10 pm-9:50 am

2 stops34h 40m

$743

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

jue. 3/5

5:25 pm-10:09 am

2 stops46h 44m

Chicago O'Hare Intl

lun. 3/9

1:35 pm-4:55 pm

2 stops22h 20m

$745

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

jue. 3/5

5:25 pm-8:47 am

2 stops45h 22m

Chicago O'Hare Intl

lun. 3/9

5:45 pm-9:50 am

2 stops35h 05m

$747

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

vie. 10/31

5:15 pm-4:10 pm

2 stops27h 55m

Chicago O'Hare Intl

vie. 11/7

1:08 pm-9:50 am

2 stops14h 42m

$874

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

vie. 10/31

10:25 pm-6:20 pm

2 stops24h 55m

Chicago O'Hare Intl

vie. 11/7

8:15 pm-9:50 am

3 stops31h 35m

$963

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 14h 24m.

  • 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
Rockford
Schaumburg
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Racine
Hammond
Orland Park
Tinley Park
Elgin
Aurora
Janesville
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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