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Cardiff

$815+ Cheap flights from Illinois to Cardiff (CWL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWL
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Illinois to Cardiff

Keep the following information in mind while searching for Illinois to Cardiff flight deals. Data was last updated April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$815
(Mytrip)
Provider with most accurate pricing for Chicago (CHI)-Cardiff Wales flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Cardiff Wales flights.
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From Illinois to Cardiff Wales
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Find flight deals from Illinois to Cardiff

Cheapest flights from Illinois to Cardiff
Explore the most affordable flight options available from Illinois to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Virgin Atlantic deal was found by Cheapflights users on 4/22. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/234:50 pmORD - CWL
1 stop10h 25mVirgin Atlantic
Wed 4/309:50 amCWL - ORD
1 stop10h 50mVirgin Atlantic
Deal found 4/22$823
This Delta deal was found by Cheapflights users on 4/22. 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.
Wed 4/238:50 amORD - CWL
2 stops18h 25mDelta
Wed 4/309:50 amCWL - ORD
1 stop10h 50mDelta
Deal found 4/22$827
This Air France deal was found by Cheapflights users on 4/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/231:15 pmORD - CWL
2 stops14h 00mMultiple Airlines
Wed 4/309:50 amCWL - ORD
2 stops17h 35mMultiple Airlines
Deal found 4/23$828
This KLM deal was found by Cheapflights users on 4/22. 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.
Wed 4/231:20 pmORD - CWL
2 stops13h 55mKLM
Wed 4/309:50 amCWL - ORD
2 stops18h 16mKLM
Deal found 4/22$834
This KLM deal was found by Cheapflights users on 4/21. 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.
Wed 6/412:48 pmMDW - CWL
2 stops14h 27mKLM
Wed 6/119:50 amCWL - MDW
2 stops14h 51mKLM
Deal found 4/21$1,097
This SmartFares deal was found by Cheapflights users on 4/23. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/75:25 pmMDW - CWL
2 stops41h 20mMultiple Airlines
Sat 6/145:35 pmCWL - MDW
2 stops31h 06mMultiple Airlines
Deal found 4/23$1,193
This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 5/61:16 pmMDW - CWL
2 stops21h 29mDelta
Fri 5/99:50 amCWL - MDW
2 stops14h 55mDelta
Deal found 4/23$1,919

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Illinois to Cardiff that are best for you.

Fly from

Illinois

Fly to

Cardiff

Route

Depart

Return

Price

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 6/4

4:43 pm-7:45 pm

2 stops21h 02m

Cardiff Wales

Wed 6/11

8:30 pm-3:25 pm

2 stops24h 55m

$875

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Thu 5/8

4:20 pm-9:15 am

1 stop10h 55m

Cardiff Wales

Sat 5/17

5:35 pm-2:10 pm

1 stop26h 35m

$923

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 6/4

12:48 pm-9:15 am

2 stops14h 27m

Cardiff Wales

Wed 6/11

9:50 am-6:41 pm

2 stops14h 51m

$1,097

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Fri 6/6

4:20 pm-5:05 pm

1 stop18h 45m

Cardiff Wales

Fri 6/13

9:50 am-8:27 pm

2 stops16h 37m

$1,169

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sat 6/7

5:25 pm-4:45 pm

2 stops41h 20m

Cardiff Wales

Sat 6/14

5:35 pm-6:41 pm

2 stops31h 06m

$1,193

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 6/24

4:20 pm-9:30 am

1 stop11h 10m

Cardiff Wales

Mon 6/30

5:15 pm-2:10 pm

1 stop26h 55m

$1,204

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Sat 6/7

12:48 pm-9:15 am

2 stops14h 27m

$877

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sat 6/7

4:20 pm-9:15 am

1 stop10h 55m

$877

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Best time to book a flight from Illinois to Cardiff

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

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Cardiff (average of $773). Flying from Illinois to Cardiff in June is currently the most expensive (average of $1,622). 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 2.0 - 3.5 inches per month. January is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Cardiff when rainfall is around 2.0 in.

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 64.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

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 April 24, 2025.
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

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
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

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
642 reviews
Delta
8.0
Very good
7,920 reviews

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

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 Illinois 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 Illinois?

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Cardiff from Illinois.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to Cardiff (average of $773). Flying from Illinois to Cardiff in June is currently the most expensive (average of $1,622). 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

Traveling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Barry

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Alternative routes for Illinois to Cardiff

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Top airline flying from Illinois to Cardiff

Discover the top airline that operate flights from Illinois to Cardiff. 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 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$731Average$1,156FlexibilityNo cancel feeOn-time75%

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