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Cheap flights from Illinois to Cardiff from £592

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWL
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

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 24 October 2025.

Round-trip from

£595
Delta
  • Delta
  • 3/12-7/12
  • 2 total stops
  • 45h 25m total
  • Illinois to Cardiff
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Find flight deals from Illinois to Cardiff

Enter your travel dates to find the best prices.

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 24 October 2025.

Tue 28/1013:25ORD - CWL
2 stops15h 25mKLM
Tue 4/1117:25CWL - ORD
1 stop26h 55mKLM
Deal found 22/10£592
Wed 3/1216:25ORD - CWL
1 stop11h 25mDelta
Sun 7/1210:20CWL - ORD
1 stop34h 00mDelta
Deal found 23/10£595
Wed 3/1216:25ORD - CWL
1 stop11h 25mVirgin Atlantic
Sun 7/1210:20CWL - ORD
1 stop34h 00mVirgin Atlantic
Deal found 22/10£596
Sat 6/1216:25ORD - CWL
1 stop11h 25mKLM
Sat 13/1217:25CWL - ORD
1 stop26h 55mKLM
Deal found 22/10£604
Wed 3/1213:14MDW - CWL
2 stops14h 36mVirgin Atlantic
Sun 7/1217:30CWL - MDW
2 stops36h 17mVirgin Atlantic
Deal found 21/10£607
Sat 6/1210:00ORD - CWL
3 stops28h 10mMultiple Airlines
Sat 13/1220:05CWL - ORD
2 stops25h 05mMultiple Airlines
Deal found 22/10£730
Sat 6/1213:14MDW - CWL
2 stops14h 36mMultiple Airlines
Sat 13/1210:20CWL - MDW
2 stops19h 27mMultiple Airlines
Deal found 22/10£738

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 24 October 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 3/12

16:25-09:50

1 stop11h 25m

Cardiff Wales

Sun 7/12

10:20-14:20

1 stop34h 00m

£595

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 3/12

16:25-09:50

1 stop11h 25m

Cardiff Wales

Sun 7/12

10:20-14:20

1 stop34h 00m

£596

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 6/12

16:25-09:50

1 stop11h 25m

Cardiff Wales

Sat 13/12

17:25-14:20

1 stop26h 55m

£604

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 3/12

13:14-09:50

2 stops14h 36m

Cardiff Wales

Sun 7/12

17:30-23:47

2 stops36h 17m

£607

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 3/12

10:36-16:55

2 stops24h 19m

Cardiff Wales

Sun 7/12

10:20-18:18

2 stops37h 58m

£607

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 22/1

11:19-09:50

2 stops16h 31m

Cardiff Wales

Wed 28/1

17:25-16:37

2 stops29h 12m

£610

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sat 6/12

13:14-09:50

2 stops14h 36m

Cardiff Wales

Sat 13/12

10:20-23:47

2 stops19h 27m

£738

Flights are sorted by cheapest return flights first.

Deals found on 23/10

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 return 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?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly into when you book flights from Illinois to Cardiff.

  • How long is the flight from Illinois to Cardiff?

    Airlines like Delta and Virgin Atlantic fly from Illinois to Cardiff in about 11h 25m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 3831 mi.

  • 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 holiday 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

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

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Can Cheapflights find flights from Illinois to Cardiff with no change fees?

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