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Cardiff

$428+ Cheap flights from Illinois to Cardiff (CWL)

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWL
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Illinois to Cardiff

Keep the following information in mind while searching for Illinois to Cardiff flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$666
(Mytrip)

One-way from

$428
(Ovago)
Provider with most accurate pricing for Chicago (CHI)-Cardiff Wales flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Cardiff Wales flights.
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From Illinois to Cardiff Wales
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One-way flight from Illinois to Cardiff Wales
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Find flight deals from Illinois to Cardiff

Cheapest flights from Illinois to Cardiff
Explore the most affordable flight options available from Illinois to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Mytrip deal was found by Cheapflights users on 11/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/173:50 pmORD - CWL
1 stop12h 15mMultiple Airlines
Wed 12/247:55 amCWL - ORD
1 stop12h 05mMultiple Airlines
Deal found 11/1$666
This KLM deal was found by Cheapflights users on 11/3. 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 11/174:25 pmORD - CWL
1 stop11h 25mKLM
Thu 12/45:25 pmCWL - ORD
1 stop26h 55mKLM
Deal found 11/3$780
This KLM deal was found by Cheapflights users on 11/3. 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 11/171:15 pmMDW - CWL
2 stops14h 35mKLM
Thu 12/410:20 amCWL - MDW
2 stops19h 27mKLM
Deal found 11/3$795
This Delta deal was found by Cheapflights users on 11/2. 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 12/34:25 pmORD - CWL
1 stop11h 25mDelta
Sun 12/710:20 amCWL - ORD
1 stop34h 00mDelta
Deal found 11/2$830
This Delta deal was found by Cheapflights users on 11/1. 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 12/39:34 amMDW - CWL
2 stops42h 16mDelta
Sun 12/710:20 amCWL - MDW
2 stops36h 14mDelta
Deal found 11/1$845
This KLM deal was found by Cheapflights users on 11/2. 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 12/36:00 amMDW - CWL
2 stops21h 50mKLM
Sun 12/710:20 amCWL - MDW
2 stops43h 27mKLM
Deal found 11/2$897

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Cardiff 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 November 3, 2025.
Use the filters below to find and compare flights from Illinois to Cardiff that are best for you.

Fly from

Illinois

Fly to

Cardiff

Route

Depart

Return

Price

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 12/17

3:50 pm-10:05 am

1 stop12h 15m

Cardiff Wales

Wed 12/24

7:55 am-2:00 pm

1 stop12h 05m

$666

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 11/17

1:25 pm-9:50 am

2 stops14h 25m

Cardiff Wales

Thu 12/4

5:25 pm-2:20 pm

1 stop26h 55m

$785

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Mon 11/17

1:15 pm-9:50 am

2 stops14h 35m

Cardiff Wales

Thu 12/4

10:20 am-11:47 pm

2 stops19h 27m

$795

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 12/3

4:25 pm-9:50 am

1 stop11h 25m

Cardiff Wales

Sun 12/7

10:20 am-2:20 pm

1 stop34h 00m

$830

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 12/3

9:34 am-9:50 am

2 stops42h 16m

Cardiff Wales

Sun 12/7

10:20 am-4:34 pm

2 stops36h 14m

$845

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 12/3

6:00 am-9:50 am

2 stops21h 50m

Cardiff Wales

Sun 12/7

10:20 am-11:47 pm

2 stops43h 27m

$897

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 3/6

3:50 pm-8:40 am

1 stop10h 50m

$428

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Fri 3/6

1:28 pm-4:55 pm

2 stops21h 27m

$542

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Fri 3/6

7:00 am-6:40 pm

3 stops29h 40m

$632

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Illinois to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Illinois 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 Illinois to Cardiff
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 Illinois to Cardiff. 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 into for flights to Cardiff from Illinois?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Cardiff from Illinois.

  • How long is the flight from Illinois to Cardiff?

    There are many flights that can get you from Illinois to Cardiff in 11h 25m. Fly via KLM or Delta to get the fastest option. The distance between Illinois and Cardiff is about 3831 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Cardiff 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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