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$464+ Cheap flights from Cardiff (CWL) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — ORD
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Cardiff to Illinois

Cheapest flights from Cardiff to Illinois
Explore the most affordable flight options available from Cardiff to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This Virgin Atlantic deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2510:20 am
CWL
-
ORD
2 stops27h 10m
Virgin Atlantic
Wed 4/14:50 pm
ORD
-
CWL
1 stop10h 25m
Virgin Atlantic
Deal found 2/8$917
This KLM deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:15 pm
CWL
-
ORD
1 stop27h 00m
KLM
Mon 7/64:50 pm
ORD
-
CWL
1 stop17h 55m
KLM
Deal found 2/9$920
This Trip.com deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2510:20 am
CWL
-
MDW
2 stops36h 34m
Multiple Airlines
Wed 4/19:30 am
MDW
-
CWL
2 stops17h 45m
Multiple Airlines
Deal found 2/8$950
This Delta deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2510:20 am
CWL
-
ORD
2 stops16h 29m
Delta
Wed 4/110:40 am
ORD
-
CWL
2 stops16h 35m
Delta
Deal found 2/8$962
This KLM deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:15 pm
CWL
-
ORD
1 stop27h 00m
KLM
Tue 7/710:40 am
ORD
-
CWL
2 stops16h 35m
KLM
Deal found 2/10$1,023
This TravelUp deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/211:35 am
CWL
-
ORD
2 stops28h 29m
WestJet
Fri 7/37:59 pm
ORD
-
CWL
2 stops56h 16m
WestJet
Deal found 2/8$1,026
This Air France deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/229:45 am
CWL
-
ORD
2 stops17h 31m
Multiple Airlines
Tue 7/72:10 pm
ORD
-
CWL
2 stops13h 05m
Multiple Airlines
Deal found 2/8$1,159
This Delta deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/229:45 am
CWL
-
ORD
2 stops18h 21m
Delta
Tue 7/75:55 pm
ORD
-
CWL
2 stops16h 50m
Delta
Deal found 2/9$1,164
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:20 am
CWL
-
MDW
2 stops28h 36m
Delta
Sat 4/49:35 am
MDW
-
CWL
2 stops17h 40m
Delta
Deal found 2/11$1,473
This KLM deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:25 pm
CWL
-
MDW
2 stops28h 57m
KLM
Wed 4/17:20 pm
MDW
-
CWL
2 stops15h 25m
KLM
Deal found 2/8$1,555
This Trip.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/155:30 pm
CWL
-
MDW
2 stops31h 10m
KLM
Sun 2/221:28 pm
MDW
-
CWL
2 stops21h 17m
KLM
Deal found 2/10$1,799
This TravelUp deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/29:45 am
CWL
-
MDW
2 stops18h 00m
Virgin Atlantic
Fri 7/36:45 pm
MDW
-
CWL
2 stops16h 20m
Virgin Atlantic
Deal found 2/8$3,358

Find flight deals from Cardiff to Illinois

Keep the following information in mind while searching for Cardiff to Illinois flight deals. Data was last updated February 11, 2026.

Round-trip from

$917
(Virgin Atlantic)

One-way from

$464
(Kiwi.com)
From Cardiff Wales to Illinois
Search Deals
One-way flight from Cardiff Wales to Illinois
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cardiff to Illinois 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, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Cardiff to Illinois that are best for you.

Fly from

Cardiff

Fly to

Illinois

Route

Depart

Return

Price

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 3/25

10:20 am-8:30 am

2 stops27h 10m

Chicago O'Hare Intl

Wed 4/1

4:50 pm-9:15 am

1 stop10h 25m

$917

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 6/22

5:15 pm-2:15 pm

1 stop27h 00m

Chicago O'Hare Intl

Mon 7/6

4:50 pm-9:15 am

1 stop10h 25m

$920

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 6/22

5:15 pm-2:15 pm

1 stop27h 00m

Chicago O'Hare Intl

Tue 7/7

4:20 pm-9:15 am

1 stop10h 55m

$920

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Wed 3/25

10:20 am-5:54 pm

2 stops36h 34m

Chicago Midway

Wed 4/1

9:30 am-9:15 am

2 stops17h 45m

$950

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 3/25

10:20 am-9:49 pm

2 stops16h 29m

Chicago O'Hare Intl

Wed 4/1

10:40 am-9:15 am

2 stops16h 35m

$962

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Thu 7/2

11:35 am-10:04 am

2 stops28h 29m

Chicago O'Hare Intl

Fri 7/3

7:59 pm-10:15 am

2 stops56h 16m

$1,026

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Sat 3/28

10:20 am-9:56 am

2 stops28h 36m

Chicago Midway

Sat 4/4

9:35 am-9:15 am

2 stops17h 40m

$1,473

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Wed 3/25

5:25 pm-5:22 pm

2 stops28h 57m

Chicago Midway

Wed 4/1

7:20 pm-4:45 pm

2 stops15h 25m

$1,555

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Thu 7/2

9:45 am-9:45 pm

2 stops18h 00m

Chicago Midway

Fri 7/3

6:45 pm-5:05 pm

2 stops16h 20m

$3,358

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Tue 3/10

4:45 pm-4:00 pm

3 stops28h 15m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 18 results
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Best time to book a flight from Cardiff to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Cardiff with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cardiff to Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Illinois?

    Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to Illinois. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.

  • How long is the flight from Cardiff to Illinois?

    For as low as $920, Virgin Atlantic can have you in Illinois from Cardiff in 27h. Cardiff and Illinois are separated by a distance of 3831 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Cardiff to Illinois that include hotel bookings?

    Yes. In addition to deals on Cardiff to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Illinois.

  • Can I find deals for business class flights from Cardiff to Illinois?

    Yes. Cheapflights offers flight deals from Cardiff to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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