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Cheap flights from Chicago O'Hare Intl Airport to Cardiff from £553

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
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap 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 15 September 2025.

Round-trip from

£553
KLM
  • KLM
  • 28/10-4/11
  • 3 total stops
  • 49h 25m total
  • Chicago to Cardiff
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Find flight deals from O'Hare Intl to Cardiff

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 15 September 2025.

Tue 28/1013:25ORD - CWL
2 stops15h 25mKLM
Tue 4/1110:20CWL - ORD
1 stop34h 00mKLM
Deal found 13/9£553
Wed 3/1216:25ORD - CWL
1 stop18h 30mDelta
Sun 7/1210:20CWL - ORD
1 stop34h 00mDelta
Deal found 14/9£617
Thu 30/1020:40ORD - CWL
1 stop20h 20mMultiple Airlines
Thu 6/1110:30CWL - ORD
2 stops34h 45mMultiple Airlines
Deal found 15/9£639
Tue 28/1011:08ORD - CWL
3 stops23h 22mMultiple Airlines
Tue 4/1110:20CWL - ORD
3 stops34h 40mMultiple Airlines
Deal found 13/9£656
Thu 30/1013:25ORD - CWL
2 stops15h 25mKLM
Thu 6/1110:20CWL - ORD
1 stop34h 00mKLM
Deal found 15/9£659
Sat 27/908:40ORD - CWL
3 stops29h 30mMultiple Airlines
Tue 30/920:20CWL - ORD
2 stops25h 50mMultiple Airlines
Deal found 13/9£726
Wed 22/1022:35ORD - CWL
2 stops27h 45mMultiple Airlines
Sun 26/1012:00CWL - ORD
2 stops34h 45mMultiple Airlines
Deal found 13/9£804

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 15 September 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Cardiff that are best for you.

Fly from

O'Hare Intl

Fly to

Cardiff

Route

Depart

Return

Price

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 28/10

13:25-09:50

2 stops15h 25m

Cardiff Wales

Tue 4/11

10:20-14:20

1 stop34h 00m

£553

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

£617

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 22/10

16:40-09:15

1 stop10h 35m

Cardiff Wales

Sun 26/10

17:30-15:20

1 stop26h 50m

£617

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 30/10

10:30-09:50

2 stops18h 20m

Cardiff Wales

Thu 6/11

10:20-21:39

2 stops17h 19m

£628

Flights are sorted by cheapest return flights first.

Deals found on 13/9

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 £617, KLM can have you in Cardiff from Chicago O'Hare Intl Airport in 11h 25m. Airlines will cover a distance of 3831 mi. This flight may include one or multiple stops.

  • 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.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Cardiff?

    Currently, July is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Cardiff (average of £169). Flying from Chicago O'Hare Intl Airport to Cardiff in December is currently the most expensive (average of £263). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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Alternative routes for O'Hare Intl to Cardiff

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

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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?

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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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