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Cheap flights from Cardiff to Chicago from $759

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 7/13. 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

Find the cheapest flights from Cardiff to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:45 pm - 7:48 pm
CWL
-
ORD
27h 03m
3 stops
Multiple Airlines Logo
4:20 pm - 5:05 pm
ORD
-
CWL
18h 45m
1 stop
$871Multiple Airlines
Fri, Sep 18 - Fri, Oct 9
Multiple Airlines Logo
10:45 pm - 7:48 pm
CWL
-
ORD
27h 03m
3 stops
Multiple Airlines Logo
2:15 pm - 9:15 am
ORD
-
CWL
37h 00m
3 stops
$937Multiple Airlines
Fri, Sep 18 - Fri, Oct 9
Air France Logo
5:15 pm - 2:15 pm
CWL
-
ORD
27h 00m
1 stop
Air France Logo
4:20 pm - 5:05 pm
ORD
-
CWL
18h 45m
1 stop
$939Air France
Fri, Sep 18 - Fri, Oct 9
Air France Logo
9:45 am - 9:37 pm
CWL
-
ORD
17h 52m
2 stops
Air France Logo
4:20 pm - 5:05 pm
ORD
-
CWL
18h 45m
1 stop
$948Air France
Fri, Sep 18 - Fri, Oct 9
Multiple Airlines Logo
10:45 pm - 7:48 pm
CWL
-
ORD
27h 03m
3 stops
Multiple Airlines Logo
9:00 pm - 9:15 am
ORD
-
CWL
30h 15m
2 stops
$952Multiple Airlines
Fri, Sep 18 - Fri, Oct 9
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
Multiple Airlines Logo
7:25 pm - 10:25 pm
ORD
-
CWL
21h 00m
2 stops
$1,001Multiple Airlines
Tue, Jul 14 - Wed, Jul 22
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
Multiple Airlines Logo
7:25 pm - 9:20 pm
ORD
-
CWL
19h 55m
2 stops
$1,053Multiple Airlines
Tue, Jul 14 - Sat, Jul 25
Multiple Airlines Logo
5:15 pm - 9:25 pm
CWL
-
ORD
34h 10m
3 stops
Multiple Airlines Logo
7:25 pm - 9:15 am
ORD
-
CWL
31h 50m
3 stops
$1,095Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
11:35 am - 10:05 pm
CWL
-
ORD
16h 30m
1 stop
Multiple Airlines Logo
7:25 pm - 10:50 pm
ORD
-
CWL
21h 25m
3 stops
$1,124Multiple Airlines
Mon, Aug 17 - Mon, Aug 24
Multiple Airlines Logo
11:15 pm - 2:00 pm
CWL
-
ORD
20h 45m
1 stop
Multiple Airlines Logo
3:45 pm - 10:50 pm
ORD
-
CWL
25h 05m
1 stop
$1,135Multiple Airlines
Tue, Jul 14 - Mon, Jul 27

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Air France flights from Cardiff to Chicago O'Hare Intl Airport

Our best Air France deals on Cardiff to Chicago O'Hare Intl Airport flight tickets
Air France
Sep 18
CWL5:15 pmCardiff Wales
27h 00m
1 stop
ORD2:15 pmChicago O'Hare Intl
Oct 9
ORD4:20 pmChicago O'Hare Intl
18h 45m
1 stop
CWL5:05 pmCardiff Wales
$939
Air France
Sep 18
CWL9:45 amCardiff Wales
17h 52m
2 stops
ORD9:37 pmChicago O'Hare Intl
Oct 9
ORD4:20 pmChicago O'Hare Intl
18h 45m
1 stop
CWL5:05 pmCardiff Wales
$948
Air France
Aug 11
CWL5:15 pmCardiff Wales
27h 15m
1 stop
ORD2:30 pmChicago O'Hare Intl
Aug 21
ORD4:20 pmChicago O'Hare Intl
18h 45m
1 stop
CWL5:05 pmCardiff Wales
$1,378

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
Aug 11
CWL5:15 pmCardiff Wales
27h 15m
1 stop
ORD2:30 pmChicago O'Hare Intl
Aug 21
ORD4:20 pmChicago O'Hare Intl
18h 45m
1 stop
CWL5:05 pmCardiff Wales
$1,389
KLM
Aug 15
CWL5:35 pmCardiff Wales
26h 40m
1 stop
ORD2:15 pmChicago O'Hare Intl
Aug 23
ORD4:20 pmChicago O'Hare Intl
18h 25m
1 stop
CWL4:45 pmCardiff Wales
$1,419
KLM
Aug 15
CWL5:35 pmCardiff Wales
26h 40m
1 stop
ORD2:15 pmChicago O'Hare Intl
Aug 23
ORD4:20 pmChicago O'Hare Intl
18h 25m
1 stop
CWL4:45 pmCardiff Wales
$1,429

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 July 4, 2026.
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

Cheapest round-trip

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 9/18

10:45 pm-7:48 pm

3 stops27h 03m

Chicago O'Hare Intl

Fri 10/9

4:20 pm-5:05 pm

1 stop18h 45m

$871

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 9/18

10:45 pm-7:48 pm

3 stops27h 03m

Chicago O'Hare Intl

Fri 10/9

2:15 pm-9:15 am

3 stops37h 00m

$937

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 9/18

5:15 pm-2:15 pm

1 stop27h 00m

Chicago O'Hare Intl

Fri 10/9

4:20 pm-5:05 pm

1 stop18h 45m

$939
Quickest round-trip

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 9/18

9:45 am-9:37 pm

2 stops17h 52m

Chicago O'Hare Intl

Fri 10/9

4:20 pm-5:05 pm

1 stop18h 45m

$948

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Fri 9/18

10:45 pm-7:48 pm

3 stops27h 03m

Chicago O'Hare Intl

Fri 10/9

9:00 pm-9:15 am

2 stops30h 15m

$952

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 7/14

11:15 pm-2:00 pm

1 stop20h 45m

Chicago O'Hare Intl

Wed 7/22

7:25 pm-10:25 pm

2 stops21h 00m

$1,001

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 7/14

11:15 pm-2:00 pm

1 stop20h 45m

Chicago O'Hare Intl

Sat 7/25

7:25 pm-9:20 pm

2 stops19h 55m

$1,053

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 8/17

5:15 pm-9:25 pm

3 stops34h 10m

Chicago O'Hare Intl

Mon 8/24

7:25 pm-9:15 am

3 stops31h 50m

$1,095

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 8/17

11:35 am-10:05 pm

1 stop16h 30m

Chicago O'Hare Intl

Mon 8/24

7:25 pm-10:50 pm

3 stops21h 25m

$1,124

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 7/14

11:15 pm-2:00 pm

1 stop20h 45m

Chicago O'Hare Intl

Mon 7/27

3:45 pm-10:50 pm

1 stop25h 05m

$1,135

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Cardiff to Chicago O'Hare Intl Airport

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 O'Hare Intl?

WestJet, British Airways, and Air France are the most popular carriers operating from Cardiff Wales to Chicago O'Hare Intl

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

Fastest flight time

27h 00m

Direct flights

None
The fastest flight from Cardiff to Chicago O'Hare Intl Airport takes 27h 00m
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.
Search flight deals

Frequently asked questions about flying from Cardiff to Chicago O'Hare Intl Airport

  • 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 27h 00m.

  • 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.

Traveling to a place near Chicago?

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

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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