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Cheap flights from Chicago O'Hare Intl Airport to Cardiff from £640

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWL
31 Mar — 7 Apr1
1 adult

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 26 March 2025.

Round-trip from

£640

Popular in

July

Cheapest in

September

Average price

£1,273
Virgin Atlantic
  • Virgin Atlantic
  • 7/5-14/5
  • 2 total stops
  • 37h 20m total
  • Chicago to Cardiff
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£243 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£67 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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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 26 March 2025.

Wed 7/516:50ORD - CWL
1 stop10h 25mVirgin Atlantic
Wed 14/517:15CWL - ORD
1 stop26h 55mVirgin Atlantic
Deal found 25/3£640
Thu 24/416:20ORD - CWL
1 stop18h 25mKLM
Thu 1/517:15CWL - ORD
1 stop26h 55mKLM
Deal found 25/3£659
Thu 24/409:55ORD - CWL
2 stops17h 20mDelta
Thu 1/509:50CWL - ORD
2 stops20h 09mDelta
Deal found 25/3£761
Thu 8/510:40ORD - CWL
3 stops19h 20mMultiple Airlines
Thu 15/517:15CWL - ORD
3 stops27h 50mMultiple Airlines
Deal found 25/3£834

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 26 March 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

Wed 7/5

16:50-09:15

1 stop10h 25m

Cardiff Wales

Wed 14/5

17:15-14:10

1 stop26h 55m

£640

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 24/4

16:20-16:45

1 stop18h 25m

Cardiff Wales

Thu 1/5

17:15-14:10

1 stop26h 55m

£659

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 24/4

09:55-09:15

2 stops17h 20m

Cardiff Wales

Thu 1/5

09:50-23:59

2 stops20h 09m

£761

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 8/5

10:40-12:00

3 stops19h 20m

Cardiff Wales

Thu 15/5

17:15-15:05

3 stops27h 50m

£834

Flights are sorted by cheapest return flights first.

Deals found on 25/3

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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Cardiff

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.

Rainfall in Cardiff by month

Plan your trip to Cardiff by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cardiff ranges from 50.0 - 90.0 inches per month. January is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Cardiff when rainfall is around 50.0 mm.

Temperature in Cardiff by month

Plan your trip to Cardiff by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cardiff, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cardiff. Reviews last updated 26 March 2025.
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,891 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
634 reviews
Delta
8.0
Very Good
7,891 reviews
Check prices

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Cardiff round-trip?

    According to our current data, Virgin Atlantic (£640), KLM (£659), and Delta (£761) offers the cheapest pricing from Chicago O'Hare Intl Airport to Cardiff.

  • 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport 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.
O'Hare Intl to Manchester flights
Midway to Manchester flights
O'Hare Intl to Bristol flights

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?

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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