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Cheap flights from Wales to Illinois from £268

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — ORD
18 Jul — 25 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Wales to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Wales to Illinois
Explore the most affordable flight options available from Wales to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2026.

Tue 6/1010:35
MAN
-
ORD
1 stop13h 40m
Lufthansa
Sat 14/1118:30
ORD
-
MAN
1 stop32h 10m
Lufthansa
Deal found 15/6£524
Fri 11/914:40
MAN
-
ORD
2 stops33h 35m
Multiple Airlines
Sun 20/919:25
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 15/6£530
Mon 31/807:45
MAN
-
ORD
1 stop12h 15m
Multiple Airlines
Mon 7/921:00
ORD
-
MAN
1 stop12h 30m
Multiple Airlines
Deal found 15/6£535
Wed 30/907:55
MAN
-
ORD
1 stop12h 05m
Multiple Airlines
Sun 4/1021:00
ORD
-
MAN
1 stop18h 35m
Multiple Airlines
Deal found 18/6£537
Wed 16/913:05
MAN
-
ORD
1 stop11h 10m
Icelandair
Wed 23/922:25
ORD
-
MAN
1 stop31h 15m
Icelandair
Deal found 18/6£548
Sat 29/805:50
MAN
-
ORD
2 stops19h 25m
Multiple Airlines
Sat 5/919:25
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 15/6£548
Wed 26/815:00
MAN
-
ORD
2 stops31h 10m
Multiple Airlines
Wed 2/919:15
ORD
-
MAN
2 stops21h 15m
Multiple Airlines
Deal found 15/6£552
Wed 26/809:35
MAN
-
ORD
1 stop12h 35m
Scandinavian Airlines
Mon 31/819:15
ORD
-
MAN
1 stop17h 15m
Scandinavian Airlines
Deal found 15/6£553
Tue 25/808:20
BRS
-
ORD
2 stops14h 37m
Multiple Airlines
Thu 17/919:25
ORD
-
BRS
2 stops22h 00m
Multiple Airlines
Deal found 18/6£554
Sat 5/910:30
MAN
-
ORD
2 stops16h 55m
Multiple Airlines
Sat 12/919:25
ORD
-
MAN
3 stops34h 40m
Multiple Airlines
Deal found 15/6£556
Mon 5/1012:25
BRS
-
ORD
1 stop12h 50m
British Airways
Thu 15/1015:45
ORD
-
BRS
1 stop16h 40m
British Airways
Deal found 16/6£563
Fri 2/1014:55
BRS
-
ORD
1 stop29h 05m
British Airways
Sun 18/1021:00
ORD
-
BRS
1 stop11h 25m
British Airways
Deal found 18/6£580

Find flight deals from Wales to Illinois

Keep the following information in mind while searching for Wales to Illinois flight deals. Data was last updated 18 June 2026.

Round-trip from

£524

One-way from

£268
Lufthansa
  • Lufthansa
  • 6/10-14/11
  • 2 total stops
  • 45h 50m total
  • Wales to Illinois
Search Deals
10/9
  • 10/9
  • 3 total stops
  • 39h 20m total
  • Wales to Illinois
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Wales 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 858,174 searches. Data last updated 18 June 2026.
Use the filters below to find and compare flights from Wales to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BristolChicago

BRS - ORD

BRSORD

Bristol

Tue 25/8

08:20-16:57

2 stops14h 37m

Chicago O'Hare Intl

Thu 17/9

19:25-23:25

2 stops22h 00m

£554

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 15/10

09:35-16:10

1 stop12h 35m

Chicago O'Hare Intl

Tue 20/10

19:15-20:30

2 stops19h 15m

£580

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 12/11

19:15-16:45

1 stop27h 30m

Chicago O'Hare Intl

Mon 16/11

19:15-12:15

2 stops35h 00m

£580

BristolChicago

BRS - MDW

BRSMDW

Bristol

Fri 2/10

06:15-18:11

2 stops17h 56m

Chicago Midway

Sun 18/10

12:30-08:50

2 stops14h 20m

£630

BristolChicago

BRS - ORD

BRSORD

Bristol

Tue 7/7

18:40-20:29

3 stops31h 49m

Chicago O'Hare Intl

Tue 14/7

19:25-22:55

2 stops21h 30m

£636

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 1/7

23:15-22:05

3 stops28h 50m

Chicago O'Hare Intl

Wed 15/7

14:15-10:15

1 stop14h 00m

£645

BristolChicago

BRS - ORD

BRSORD

Bristol

Thu 9/7

07:30-16:57

2 stops15h 27m

Chicago O'Hare Intl

Wed 22/7

19:25-23:05

2 stops21h 40m

£654

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 8/10

10:35-18:15

1 stop13h 40m

Chicago O'Hare Intl

Mon 12/10

05:00-09:50

2 stops22h 50m

£657

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 3/9

10:35-18:15

1 stop13h 40m

Chicago O'Hare Intl

Sun 13/9

15:35-09:50

1 stop12h 15m

£657

ManchesterSt. Louis

MAN - STL

MANSTL

Manchester

Tue 15/9

05:55-13:25

1 stop13h 30m

Lambert-St Louis

Sat 19/9

08:55-06:30

1 stop15h 35m

£666

Flights are sorted by cheapest return flights first.

Deals found on 14/6

Showing 1-10 of 46 resultsSorted by cheapest first
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Best time to book a flight from Wales to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Wales 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 Wales to Illinois
No data available for this route at this time. Please check back soon.

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 18 June 2026.
Get a feel of what it's like to fly with KLM from Wales to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,530 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,530 reviews
KLM
7.8
Good
1,530 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Entertainment

7.2

Comfort

7.7

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Wales to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Wales to Illinois?

    Departing from Wales to Illinois will take you 11h 35m. The distance from Wales to Illinois is about 3855 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Wales 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.

See more FAQs

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Alternative routes for Wales to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Stansted to Boston flights
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London City to Orlando flights
Gatwick to Dulles Intl flights
Stansted to LaGuardia flights
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Heathrow to Reagan-National flights
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Top airline flying from Wales to Illinois

Discover the top airline that operate flights from Wales to Illinois. 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 June 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£700Average£703FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Wales to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Wales to Illinois. 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 Wales to Illinois?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Illinois from Wales.

Can Cheapflights find flights from Wales to Illinois with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Wales to Illinois flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Wales to Illinois become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Wales today and book when prices fit your budget.

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