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Cardiff

$813+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CWL
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$813
(EaseMyTrip)

Popular in

July

Cheapest in

September

Average price

$1,647
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
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($405 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($110 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 31, 2025.

This EaseMyTrip deal was found by Cheapflights users on 3/30. 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.
Wed 5/144:50 pmORD - CWL
1 stop10h 25mVirgin Atlantic
Wed 5/219:50 amCWL - ORD
1 stop10h 50mVirgin Atlantic
Deal found 3/30$813
This EaseMyTrip deal was found by Cheapflights users on 3/30. 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.
Wed 5/141:08 pmMDW - CWL
2 stops14h 07mMultiple Airlines
Wed 5/219:50 amCWL - MDW
2 stops13h 55mMultiple Airlines
Deal found 3/30$845
This EaseMyTrip deal was found by Cheapflights users on 3/30. 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.
Wed 5/147:00 amORD - CWL
2 stops20h 15mMultiple Airlines
Wed 5/219:50 amCWL - ORD
2 stops14h 47mMultiple Airlines
Deal found 3/30$845
This KLM deal was found by Cheapflights users on 3/30. 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.
Tue 5/131:30 pmORD - CWL
2 stops13h 45mKLM
Tue 5/205:15 pmCWL - ORD
1 stop27h 25mKLM
Deal found 3/30$856
This KLM deal was found by Cheapflights users on 3/30. 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.
Tue 5/131:08 pmMDW - CWL
2 stops14h 07mKLM
Tue 5/209:50 amCWL - MDW
2 stops17h 37mKLM
Deal found 3/30$862
This Delta deal was found by Cheapflights users on 3/30. 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.
Sun 9/144:20 pmORD - CWL
1 stop18h 25mDelta
Mon 9/229:50 amCWL - ORD
2 stops42h 12mDelta
Deal found 3/30$868
This Delta deal was found by Cheapflights users on 3/30. 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 5/149:16 amMDW - CWL
2 stops17h 59mDelta
Wed 5/219:50 amCWL - MDW
2 stops14h 55mDelta
Deal found 3/30$872
This eDestinos deal was found by Cheapflights users on 3/30. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1410:25 amMDW - CWL
2 stops40h 50mVirgin Atlantic
Wed 5/215:15 pmCWL - MDW
2 stops31h 30mVirgin Atlantic
Deal found 3/30$1,130
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/149:15 pmORD - CWL
3 stops29h 05mAer Lingus
Wed 5/2112:00 pmCWL - ORD
3 stops32h 00mAer Lingus
Deal found 3/30$1,597

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 March 31, 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 5/14

4:50 pm-9:15 am

1 stop10h 25m

Cardiff Wales

Wed 5/21

9:50 am-2:40 pm

1 stop10h 50m

$813

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 5/14

1:08 pm-9:15 am

2 stops14h 07m

Cardiff Wales

Wed 5/21

9:50 am-5:45 pm

2 stops13h 55m

$845

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 5/14

7:00 am-9:15 am

2 stops20h 15m

Cardiff Wales

Wed 5/21

9:50 am-6:37 pm

2 stops14h 47m

$845

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Tue 5/13

1:30 pm-9:15 am

2 stops13h 45m

Cardiff Wales

Tue 5/20

5:15 pm-2:40 pm

1 stop27h 25m

$856

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Tue 5/13

1:08 pm-9:15 am

2 stops14h 07m

Cardiff Wales

Tue 5/20

9:50 am-9:27 pm

2 stops17h 37m

$862

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Sun 9/14

4:20 pm-4:45 pm

1 stop18h 25m

Cardiff Wales

Mon 9/22

9:50 am-10:02 pm

2 stops42h 12m

$868

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 5/14

9:16 am-9:15 am

2 stops17h 59m

Cardiff Wales

Wed 5/21

9:50 am-6:45 pm

2 stops14h 55m

$872

ChicagoCardiff

MDW - CWL

MDWCWL

Chicago Midway

Wed 5/14

10:25 am-9:15 am

2 stops40h 50m

Cardiff Wales

Wed 5/21

5:15 pm-6:45 pm

2 stops31h 30m

$1,130

ChicagoCardiff

ORD - CWL

ORDCWL

Chicago O'Hare Intl

Wed 5/14

9:15 pm-8:20 am

3 stops29h 05m

Cardiff Wales

Wed 5/21

12:00 pm-2:00 pm

3 stops32h 00m

$1,597

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

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 March 31, 2025.
Read reviews from past customers who have flown Delta, KLM and Virgin Atlantic from Illinois to Cardiff. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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
636 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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.
Aer Lingus
7.0
Good
1,061 reviews
Delta
8.0
Very good
7,899 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$731Average$1,070FlexibilityNo cancel feeOn-time75%
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