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Cheap flights from Chicago O'Hare Intl Airport to Cardiff from £450

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWL
11 Jul — 18 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Cardiff

Enter your travel dates to find the best prices.

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

Fri 4/911:45
ORD
-
CWL
1 stop16h 30m
Multiple Airlines
Mon 7/911:35
CWL
-
ORD
1 stop33h 00m
Multiple Airlines
Deal found 7/6£501
Thu 17/915:45
ORD
-
CWL
2 stops24h 35m
Multiple Airlines
Thu 24/922:50
CWL
-
ORD
2 stops24h 08m
Multiple Airlines
Deal found 7/6£605
Fri 3/714:15
ORD
-
CWL
1 stop14h 00m
Multiple Airlines
Mon 6/711:35
CWL
-
ORD
1 stop14h 41m
Multiple Airlines
Deal found 7/6£654
Sat 15/817:35
ORD
-
CWL
2 stops21h 45m
Multiple Airlines
Sun 23/821:45
CWL
-
ORD
3 stops28h 20m
Multiple Airlines
Deal found 7/6£654
Sun 5/714:15
ORD
-
CWL
1 stop14h 00m
Multiple Airlines
Sat 11/711:35
CWL
-
ORD
1 stop14h 05m
Multiple Airlines
Deal found 8/6£674

Find flight deals from O'Hare Intl to Cardiff

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Cardiff (CWL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 June 2026.

Round-trip from

£501

One-way from

£450
4/9-7/9
  • 4/9-7/9
  • 2 total stops
  • 49h 30m total
  • Chicago to Cardiff
Search Deals
WestJet
  • WestJet
  • 1/7
  • 2 total stops
  • 21h 14m total
  • Chicago to Cardiff
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl 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 11 June 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 17/9

15:45-22:20

2 stops24h 35m

Cardiff Wales

Thu 24/9

22:50-16:58

2 stops24h 08m

£605

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 4/9

15:20-10:15

1 stop12h 55m

Cardiff Wales

Mon 7/9

22:10-16:58

2 stops24h 48m

£619
Fastest return journey

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 12/10

16:50-09:15

1 stop10h 25m

Cardiff Wales

Mon 19/10

17:15-14:15

1 stop27h 00m

£764

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 25/7

19:25-21:20

2 stops19h 55m

Cardiff Wales

Sat 1/8

07:30-20:05

3 stops18h 35m

£765

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 15/8

11:05-21:20

3 stops28h 15m

Cardiff Wales

Mon 17/8

11:35-22:05

1 stop16h 30m

£807

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 20/7

19:25-22:50

2 stops21h 25m

Cardiff Wales

Mon 27/7

22:10-19:15

1 stop27h 05m

£808

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Mon 12/10

11:41-22:50

3 stops29h 09m

Cardiff Wales

Mon 19/10

22:10-16:00

3 stops47h 50m

£859

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 15/8

16:20-09:15

1 stop10h 55m

Cardiff Wales

Sun 23/8

17:15-14:30

1 stop27h 15m

£879
Cheapest one-way

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 1/7

07:01-10:15

2 stops21h 14m

£450
Fastest single journey

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 1/7

16:50-09:15

1 stop10h 25m

£700

Flights are sorted by cheapest return flights first.

Deals found on 7/6

Showing 1-10 of 11 resultsSorted by cheapest first
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Best time to book a flight from O'Hare Intl to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from O'Hare Intl 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.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 Chicago O'Hare Intl?

    Most people fly into Cardiff Wales (CWL) if they book a flight to Cardiff from Chicago O'Hare Intl. On average, Cardiff Wales has 0 inbound flights from Chicago O'Hare Intl per day from 0 airlines. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

  • How long is the flight from Chicago O'Hare Intl Airport to Cardiff?

    For as low as £764, KLM can have you in Cardiff from Chicago O'Hare Intl Airport in 10h 25m. Airlines will cover a distance of 3831 mi.

  • Can I find deals for flights from O'Hare Intl to Cardiff that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Cardiff?

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

  • Can I find deals for business class flights from O'Hare Intl to Cardiff?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'Hare Intl to Cardiff

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Manchester flights
Midway to Manchester flights
O'Hare Intl to Bristol flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from O'Hare Intl to Cardiff?

Deals for O'Hare Intl to Cardiff flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Cardiff?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from O'Hare Intl to Cardiff for you. Better yet — we are completely free to use.

Can Cheapflights find flights from O'Hare Intl to Cardiff with no change fees?

Certainly. Search results for flights to Cardiff from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Cardiff become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cardiff from O'Hare Intl today and book when prices fit your budget.

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