Find flights
When to book
Airlines
FAQs

Cheap flights from Wales to Illinois from £257

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — ORD
30 Mar — 6 Apr1
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 28 February 2026.

Mon 13/407:45
MAN
-
ORD
3 stops33h 08m
Multiple Airlines
Mon 27/419:25
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 25/2£411
Thu 16/422:55
MAN
-
ORD
2 stops25h 20m
Multiple Airlines
Mon 27/419:25
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 25/2£417
Thu 16/421:10
MAN
-
ORD
2 stops25h 00m
Scandinavian Airlines
Mon 27/419:15
ORD
-
MAN
2 stops34h 50m
Scandinavian Airlines
Deal found 25/2£419
Wed 4/1110:10
MAN
-
ORD
1 stop12h 35m
Scandinavian Airlines
Sat 7/1119:20
ORD
-
MAN
1 stop32h 10m
Scandinavian Airlines
Deal found 25/2£439
Wed 30/919:10
MAN
-
ORD
1 stop27h 00m
Scandinavian Airlines
Sat 3/1019:15
ORD
-
MAN
1 stop31h 40m
Scandinavian Airlines
Deal found 24/2£450
Mon 4/507:45
MAN
-
ORD
2 stops17h 40m
Multiple Airlines
Fri 8/522:25
ORD
-
MAN
1 stop31h 15m
Multiple Airlines
Deal found 25/2£452
Mon 8/607:45
MAN
-
ORD
2 stops16h 30m
Multiple Airlines
Mon 24/815:45
ORD
-
MAN
1 stop9h 55m
Multiple Airlines
Deal found 24/2£453
Thu 29/1019:15
MAN
-
ORD
1 stop27h 30m
Scandinavian Airlines
Sat 7/1119:20
ORD
-
MAN
1 stop17h 15m
Scandinavian Airlines
Deal found 27/2£459
Thu 30/406:00
MAN
-
ORD
2 stops17h 50m
Multiple Airlines
Mon 18/522:25
ORD
-
MAN
1 stop31h 15m
Multiple Airlines
Deal found 27/2£461
Tue 3/309:00
BRS
-
ORD
1 stop16h 15m
Multiple Airlines
Mon 9/316:50
ORD
-
BRS
1 stop10h 15m
Multiple Airlines
Deal found 24/2£467
Thu 16/411:45
BRS
-
ORD
2 stops34h 15m
Multiple Airlines
Wed 22/418:00
ORD
-
BRS
2 stops21h 55m
Multiple Airlines
Deal found 26/2£486
Fri 6/311:35
BRS
-
ORD
1 stop13h 40m
Multiple Airlines
Mon 9/316:50
ORD
-
BRS
1 stop11h 05m
Multiple Airlines
Deal found 24/2£493

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 28 February 2026.

Round-trip from

£411

One-way from

£257
Icelandair
  • Icelandair
  • 13/4-27/4
  • 4 total stops
  • 43h 23m total
  • Wales to Illinois
Search Deals
9/4
  • 9/4
  • 3 total stops
  • 24h 22m 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 28 February 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

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 12/3

10:10-17:45

1 stop12h 35m

Chicago O'Hare Intl

Mon 23/3

20:20-12:15

2 stops34h 55m

£461

BristolChicago

BRS - ORD

BRSORD

Bristol

Thu 16/4

11:45-16:00

2 stops34h 15m

Chicago O'Hare Intl

Wed 22/4

18:00-21:55

2 stops21h 55m

£486

BristolChicago

BRS - ORD

BRSORD

Bristol

Wed 11/3

09:00-18:55

1 stop14h 55m

Chicago O'Hare Intl

Mon 16/3

16:50-08:05

1 stop10h 15m

£565

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 9/4

13:05-18:15

1 stop11h 10m

Chicago O'Hare Intl

Wed 15/4

19:25-11:40

1 stop10h 15m

£611

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Mon 13/4

17:15-14:15

1 stop27h 00m

Chicago O'Hare Intl

Mon 20/4

16:50-09:15

1 stop10h 25m

£614

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 9/4

13:05-18:15

1 stop11h 10m

Chicago O'Hare Intl

Sun 19/4

19:25-11:40

1 stop10h 15m

£621

ManchesterSt. Louis

MAN - STL

MANSTL

Manchester

Tue 14/4

06:55-16:41

2 stops15h 46m

Lambert-St Louis

Tue 21/4

17:21-15:10

2 stops15h 49m

£625

BristolChicago

BRS - ORD

BRSORD

Bristol

Tue 14/4

06:15-14:15

1 stop14h 00m

Chicago O'Hare Intl

Wed 6/5

16:50-17:00

1 stop18h 10m

£626

ManchesterChicago

MAN - MDW

MANMDW

Manchester

Tue 14/4

05:55-17:58

2 stops18h 03m

Chicago Midway

Tue 21/4

10:41-08:20

2 stops15h 39m

£631

ManchesterChicago

MAN - MDW

MANMDW

Manchester

Mon 13/4

05:55-18:36

2 stops18h 41m

Chicago Midway

Mon 27/4

10:41-08:50

1 stop16h 09m

£631

Flights are sorted by cheapest return flights first.

Deals found on 25/2

Showing 1-10 of 53 resultsSorted by cheapest first
1
2
3
...
6

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 28 February 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
7.7
Good
1,461 reviews
Check prices

Comfort

7.6

Food

7.3

Overall

7.7

Entertainment

7.1

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,461 reviews
KLM
7.7
Good
1,461 reviews
Check prices

Comfort

7.6

Food

7.3

Overall

7.7

Entertainment

7.1

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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 10m. The distance from Wales to Illinois is about 3812 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

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 Wales to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to John F Kennedy Intl flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Heathrow to Orlando flights
Stansted to John F Kennedy Intl flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
Heathrow to Boston flights
Gatwick to LaGuardia flights
Luton to John F Kennedy Intl flights
Stansted to Newark flights
Gatwick to Orlando flights
London City to Newark flights
Heathrow to San Francisco flights
Manchester to Orlando flights
Heathrow to Las Vegas flights
Heathrow to Dallas/Fort Worth flights
Heathrow to O'Hare Intl flights
Heathrow to Seattle flights
Manchester to John F Kennedy Intl flights
Heathrow to Dulles Intl flights
Luton to Newark flights
Gatwick to Miami flights
Gatwick to Boston flights
Heathrow to Hobby flights
Gatwick to Los Angeles flights
London City to Miami flights
Stansted to Miami flights
Stansted to Los Angeles flights
Heathrow to Baltimore flights
Heathrow to Atlanta flights
Heathrow to Tampa flights
London City to Los Angeles flights
Edinburgh to John F Kennedy Intl flights
Edinburgh to Newark flights
Heathrow to George Bush Intcntl flights
Stansted to Orlando flights
London City to Boston flights
Stansted to Boston flights
Luton to Miami flights
Manchester to Newark flights
Heathrow to Nashville flights
Heathrow to Fort Lauderdale flights
Heathrow to Denver flights
Gatwick to Las Vegas flights
Edinburgh to Boston flights
London City to Orlando flights

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 28 February 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£545Average£698FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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.