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Cheap flights from Wales to Illinois from £247

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — ORD
15 Aug — 22 Aug1
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 16 July 2026.

Sun 15/1119:05
MAN
-
ORD
2 stops28h 15m
Multiple Airlines
Tue 24/1118:30
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 12/7£479
Thu 27/806:00
MAN
-
ORD
3 stops38h 55m
Multiple Airlines
Sun 30/819:25
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 13/7£481
Thu 12/1108:00
MAN
-
ORD
2 stops15h 20m
Multiple Airlines
Wed 25/1118:30
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 12/7£483
Mon 9/1107:45
MAN
-
ORD
2 stops15h 35m
Multiple Airlines
Tue 24/1118:30
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 12/7£485
Thu 24/906:55
MAN
-
ORD
2 stops16h 55m
Multiple Airlines
Thu 8/1019:25
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 12/7£486
Wed 26/822:25
MAN
-
ORD
2 stops29h 40m
Multiple Airlines
Sat 29/822:25
ORD
-
MAN
1 stop31h 15m
Multiple Airlines
Deal found 13/7£486
Sat 26/917:40
MAN
-
ORD
2 stops30h 10m
Multiple Airlines
Thu 8/1019:25
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 12/7£488
Sat 14/1112:10
MAN
-
ORD
1 stop12h 15m
Multiple Airlines
Wed 25/1115:55
ORD
-
MAN
1 stop11h 10m
Multiple Airlines
Deal found 12/7£490
Fri 13/1106:35
MAN
-
ORD
2 stops16h 45m
Multiple Airlines
Tue 24/1118:30
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 12/7£495
Thu 24/917:55
MAN
-
ORD
1 stop28h 05m
TAP AIR PORTUGAL
Wed 7/1018:00
ORD
-
MAN
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 12/7£495
Fri 13/1106:35
MAN
-
ORD
2 stops16h 45m
Multiple Airlines
Sun 22/1118:30
ORD
-
MAN
1 stop10h 15m
Multiple Airlines
Deal found 12/7£498
Thu 24/917:55
MAN
-
ORD
1 stop28h 05m
TAP AIR PORTUGAL
Thu 8/1018:00
ORD
-
MAN
1 stop34h 05m
TAP AIR PORTUGAL
Deal found 12/7£501

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 16 July 2026.

Round-trip from

£479

One-way from

£247
Icelandair
  • Icelandair
  • 15/11-24/11
  • 3 total stops
  • 38h 30m total
  • Wales to Illinois
Search Deals
25/8
  • 25/8
  • 3 total stops
  • 27h 07m 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 16 July 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

ManchesterChicago

MAN - ORD

MANORD

Manchester

Tue 15/9

18:05-16:00

1 stop27h 55m

Chicago O'Hare Intl

Wed 30/9

18:00-10:10

1 stop34h 10m

£505

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 12/11

12:55-16:45

2 stops33h 50m

Chicago O'Hare Intl

Fri 27/11

19:15-08:40

2 stops31h 25m

£537

ManchesterChicago

MAN - ORD

MANORD

Manchester

Mon 5/10

20:25-16:10

2 stops25h 45m

Chicago O'Hare Intl

Sun 18/10

19:15-18:30

1 stop17h 15m

£570

ManchesterChicago

MAN - ORD

MANORD

Manchester

Thu 15/10

21:10-16:10

2 stops25h 00m

Chicago O'Hare Intl

Tue 20/10

19:15-18:30

1 stop17h 15m

£570

ManchesterChicago

MAN - ORD

MANORD

Manchester

Wed 16/9

09:35-16:10

1 stop12h 35m

Chicago O'Hare Intl

Wed 23/9

19:15-20:30

2 stops19h 15m

£572

BristolChicago

BRS - ORD

BRSORD

Bristol

Sun 23/8

08:00-20:05

3 stops18h 05m

Chicago O'Hare Intl

Sun 30/8

19:25-22:55

2 stops21h 30m

£584

BristolChicago

BRS - ORD

BRSORD

Bristol

Sun 30/8

17:20-21:20

2 stops34h 00m

Chicago O'Hare Intl

Sun 6/9

15:45-08:30

1 stop10h 45m

£598

BristolChicago

BRS - ORD

BRSORD

Bristol

Mon 12/10

20:15-20:12

3 stops29h 57m

Chicago O'Hare Intl

Mon 19/10

19:25-23:00

2 stops21h 35m

£621
Fastest return journey

BristolChicago

BRS - ORD

BRSORD

Bristol

Wed 19/8

09:20-19:15

1 stop15h 55m

Chicago O'Hare Intl

Sat 29/8

15:45-07:55

1 stop10h 10m

£630

CardiffChicago

CWL - ORD

CWLORD

Cardiff Wales

Wed 11/11

10:20-20:24

2 stops16h 04m

Chicago O'Hare Intl

Wed 18/11

13:30-09:50

2 stops14h 20m

£669

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 59 resultsSorted by cheapest first
1
2
3
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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 16 July 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
1,539 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,539 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

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 16h 04m. The distance from Wales to Illinois is about 3831 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

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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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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 16 July 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£694Average£697FlexibilityNo 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.

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