HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$659+ Cheap flights from Cardiff (CWL) to Illinois

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — ORD
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Cardiff to Illinois with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Cardiff to Illinois

Cheapest flights from Cardiff to Illinois
Explore the most affordable flight options available from Cardiff to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.

This EaseMyTrip deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/69:50 amCWL - MDW
2 stops14h 38mVirgin Atlantic
lun. 10/131:05 pmMDW - CWL
2 stops14h 10mVirgin Atlantic
Deal found 3/28$992
This EaseMyTrip deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/69:50 amCWL - ORD
2 stops14h 50mVirgin Atlantic
lun. 10/1311:19 amORD - CWL
2 stops15h 56mVirgin Atlantic
Deal found 3/28$992
This KLM deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/69:50 amCWL - ORD
1 stop10h 50mKLM
lun. 10/134:50 pmORD - CWL
1 stop10h 25mKLM
Deal found 3/27$1,322
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/69:50 amCWL - ORD
1 stop10h 50mDelta
lun. 10/135:45 pmORD - CWL
2 stops17h 00mDelta
Deal found 3/27$1,358

Cheapflights Fare Finder

Customize your flight search to find flights from Cardiff to Illinois 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 2,558,603 searches. Data last updated marzo 28, 2025.
Use the filters below to find and compare flights from Cardiff to Illinois that are best for you.

Fly from

Cardiff

Fly to

Illinois

Route

Depart

Return

Price

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

lun. 6/16

1:10 pm-7:00 pm

1 stop11h 50m

$659

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

lun. 8/25

5:15 pm-2:10 pm

1 stop26h 55m

$1,569

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

lun. 8/25

5:15 pm-6:28 pm

2 stops31h 13m

$1,593

CardiffChicago

CWL - MDW

CWLMDW

Cardiff Wales

lun. 6/16

9:50 am-5:45 pm

2 stops13h 55m

$1,644

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Best time to book a flight from Cardiff to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Cardiff with our price prediction graph.
Estimated round-trip 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 Illinois

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated marzo 28, 2025.
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

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
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

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
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

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 Illinois. 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 Illinois?

    Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to Illinois. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Cardiff to Illinois (average of $245). Flying from Cardiff to Illinois in March is currently the most expensive (average of $323). 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.

Alternative routes for Cardiff to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Manchester to John F Kennedy Intl flights
Manchester to Orlando flights
Manchester to Newark flights
Manchester to LaGuardia flights
Manchester to Las Vegas flights
Manchester to Los Angeles flights
Manchester to Stewart flights
Manchester to San Francisco flights
Manchester to Atlanta flights
Manchester to Boston flights
Manchester to Miami flights
Manchester to Seattle flights
Manchester to Hobby flights
Manchester to Dulles Intl flights
Manchester to San Jose flights
Manchester to O'Hare Intl flights
Manchester to George Bush Intcntl flights
Manchester to Baltimore flights
Manchester to Philadelphia flights
Manchester to Reagan-National flights
Manchester to Oakland flights
Manchester to Tampa flights
Manchester to Ontario flights
Manchester to Denver flights
Manchester to Dallas/Fort Worth flights
Manchester to Fort Lauderdale flights
Manchester to Santa Ana flights
Manchester to Nashville flights
Manchester to Minneapolis flights
Manchester to Love Field flights
Manchester to Salt Lake City flights
Manchester to Honolulu flights
Manchester to Detroit flights
Manchester to New Orleans flights
Manchester to Sky Harbor Intl flights
Bristol to John F Kennedy Intl flights
Manchester to Charlotte flights
Manchester to Austin flights
Manchester to St. Louis flights
Bristol to Newark flights
Manchester to Indianapolis flights
Manchester to West Palm Beach flights
Bristol to LaGuardia flights
Manchester to San Diego flights
Manchester to Omaha flights
Manchester to Raleigh flights
Manchester to Columbus flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.