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Cheap flights from Cardiff to Chicago from £515

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — CHI
23 Apr — 30 Apr1
1 adult

Cheap flight deals from Cardiff to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Chicago (CHI). 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 18 April 2025.

Round-trip from

£525
KLM
  • KLM
  • 5/5-12/5
  • 4 total stops
  • 30h 37m total
  • Cardiff to Chicago
Search Deals

Find flight deals from Cardiff to Chicago

Cheapest flights from Cardiff to Chicago
Explore the most affordable flight options available from Cardiff to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2025.

Mon 5/517:15CWL - ORD
1 stop26h 55mKLM
Mon 12/519:25ORD - CWL
2 stops15h 20mKLM
Deal found 18/4£515
Mon 5/513:10CWL - ORD
2 stops34h 14mMultiple Airlines
Mon 12/512:00ORD - CWL
2 stops21h 55mMultiple Airlines
Deal found 18/4£520
Mon 6/1009:50CWL - ORD
2 stops15h 57mVirgin Atlantic
Mon 13/1015:50ORD - CWL
2 stops18h 55mVirgin Atlantic
Deal found 18/4£775
Mon 6/1009:50CWL - MDW
2 stops14h 46mVirgin Atlantic
Mon 13/1013:00MDW - CWL
2 stops14h 15mVirgin Atlantic
Deal found 17/4£824

Cheapflights Fare Finder

Customise your flight search to find flights from Cardiff to Chicago 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 18 April 2025.
Use the filters below to find and compare flights from Cardiff to Chicago that are best for you.

Fly from

Cardiff

Fly to

Chicago

Route

Depart

Return

Price

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 5/5

09:50-18:14

2 stops14h 24m

Chicago O'Hare Intl

Mon 12/5

17:40-16:45

2 stops17h 05m

£536

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 5/5

17:15-14:10

1 stop26h 55m

Chicago O'Hare Intl

Mon 12/5

13:30-09:15

2 stops37h 45m

£544

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 5/5

17:15-14:10

1 stop26h 55m

Chicago O'Hare Intl

Mon 12/5

16:20-09:15

1 stop10h 55m

£648

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 5/5

13:10-18:15

2 stops35h 05m

Chicago O'Hare Intl

Mon 12/5

05:51-15:55

3 stops28h 04m

£755

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

Mon 6/10

09:50-18:36

2 stops14h 46m

Chicago Midway

Mon 13/10

13:00-09:15

2 stops14h 15m

£824

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Best time to book a flight from Cardiff to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Cardiff 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 Cardiff to Chicago

What is the cheapest month to book a flight from Cardiff to Chicago?

Currently, January is the cheapest month in which you can book a flight from Cardiff to Chicago (average of £595). Flying from Cardiff to Chicago in July is currently the most expensive (average of £843). 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 Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 18 April 2025.
See what other customers who have flown with Delta, KLM and Virgin Atlantic from Cardiff to Chicago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,917 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,917 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Chicago. 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 from for flights from Cardiff to Chicago?

    For a flight from Cardiff to Chicago, you will be flying from Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city. Cardiff Wales is the only Cardiff airport and it handles 0 outbound flights to Chicago per day. 1 airline has flights to Chicago from Cardiff Wales on a regular basis.

  • What are the cheapest airlines flying from Cardiff to Chicago round-trip?

    Currently priced at £525, KLM will fly you from Cardiff to Chicago and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Virgin Atlantic - these airlines can fly you to your destination from £536 and £544, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Chicago 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 Cardiff to Chicago?

    Currently, January is the cheapest month in which you can book a flight from Cardiff to Chicago (average of £595). Flying from Cardiff to Chicago in July is currently the most expensive (average of £843). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Cardiff to Chicago

Discover the top airline that operate flights from Cardiff to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 April 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£555Average£881FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Cardiff to Chicago?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cardiff to Chicago. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Chicago?

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

Certainly. Search results for flights to Chicago from Cardiff 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 Cardiff to Chicago become cheaper?

Yes! Start tracking prices for Cardiff to Chicago flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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