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Cheap flights from England to Illinois from £241

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ORD
2 Apr — 9 Apr1
1 adult

Cheap flight deals from England to Illinois

Keep the following information in mind while searching for England to Illinois flight deals. Data was last updated 28 March 2025.

Round-trip from

£417

One-way from

£241

Popular in

August

Cheapest in

February

Average price

£495

Good round-trip deal

£556 or less

Good one-way deal

£584 or less
United Airlines
  • United Airlines
  • 10/5-14/5
  • 2 total stops
  • 24h 45m total
  • England to Illinois
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2/5
  • 2/5
  • 2 total stops
  • 23h 12m total
  • England to Illinois
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from England to Illinois.
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Price to beat on a one-way flight from England to Illinois.
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Find flight deals from England to Illinois

Cheapest flights from England to Illinois
Explore the most affordable flight options available from England to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2025.

Sat 10/507:25LHR - ORD
1 stop12h 30mUnited Airlines
Wed 14/516:25ORD - LHR
1 stop12h 15mUnited Airlines
Deal found 27/3£417
Fri 5/909:05LHR - ORD
1 stop34h 15mAustrian Airlines
Tue 16/916:00ORD - LHR
Nonstop8h 20mAustrian Airlines
Deal found 28/3£418
Tue 22/408:15STN - ORD
2 stops16h 00mMultiple Airlines
Tue 29/419:25ORD - STN
2 stops21h 30mMultiple Airlines
Deal found 27/3£418
Fri 16/510:00LGW - ORD
1 stop37h 41mMultiple Airlines
Tue 20/509:55ORD - LGW
1 stop15h 05mMultiple Airlines
Deal found 27/3£418
Wed 9/715:40LGW - ORD
1 stop11h 35mIcelandair
Wed 16/719:25ORD - LGW
1 stop10h 20mIcelandair
Deal found 28/3£419
Sat 26/407:40LHR - ORD
1 stop12h 20mBritish Airways
Tue 29/420:20ORD - LHR
Nonstop8h 10mBritish Airways
Deal found 27/3£421
Sat 19/407:30LHR - ORD
2 stops16h 56mLufthansa
Wed 14/514:35ORD - LHR
1 stop13h 05mLufthansa
Deal found 27/3£422
Wed 4/613:05LHR - ORD
1 stop11h 10mIcelandair
Wed 25/622:15ORD - LHR
1 stop16h 05mIcelandair
Deal found 27/3£424
Sat 19/406:30LHR - ORD
1 stop14h 15mMultiple Airlines
Fri 2/512:00ORD - LHR
1 stop12h 35mMultiple Airlines
Deal found 28/3£428
Tue 22/408:45LCY - ORD
1 stop17h 10mMultiple Airlines
Tue 29/414:20ORD - LCY
1 stop12h 30mMultiple Airlines
Deal found 27/3£430
Thu 5/612:35LTN - ORD
2 stops33h 35mMultiple Airlines
Thu 12/619:15ORD - LTN
2 stops19h 25mMultiple Airlines
Deal found 27/3£431
Fri 2/512:20LGW - ORD
2 stops28h 16mFinnair
Sun 4/522:10ORD - LGW
2 stops28h 00mFinnair
Deal found 27/3£432

Cheapflights Fare Finder

Customise your flight search to find flights from England 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 March 2025.
Use the filters below to find and compare flights from England to Illinois that are best for you.

Fly from

England

Fly to

Illinois

Route

Depart

Return

Price

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Sat 10/5

07:25-13:55

1 stop12h 30m

Chicago O'Hare Intl

Wed 14/5

16:25-10:40

1 stop12h 15m

£417

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 5/9

09:05-13:20

1 stop34h 15m

Chicago O'Hare Intl

Tue 16/9

16:00-06:20

Nonstop8h 20m

£418

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 22/4

08:15-18:15

2 stops16h 00m

Chicago O'Hare Intl

Tue 29/4

19:25-22:55

2 stops21h 30m

£418

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 16/5

10:00-17:41

1 stop37h 41m

Chicago O'Hare Intl

Tue 20/5

09:55-07:00

1 stop15h 05m

£418

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 9/7

15:40-21:15

1 stop11h 35m

Chicago O'Hare Intl

Wed 16/7

19:25-11:45

1 stop10h 20m

£419

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Sat 26/4

07:40-14:00

1 stop12h 20m

Chicago O'Hare Intl

Tue 29/4

20:20-10:30

Nonstop8h 10m

£421

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Sat 19/4

07:30-18:26

2 stops16h 56m

Chicago O'Hare Intl

Wed 14/5

14:35-09:40

1 stop13h 05m

£422

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 4/6

13:05-18:15

1 stop11h 10m

Chicago O'Hare Intl

Wed 25/6

22:15-20:20

1 stop16h 05m

£424

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Sat 19/4

06:30-14:45

1 stop14h 15m

Chicago O'Hare Intl

Fri 2/5

12:00-06:35

1 stop12h 35m

£428

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 2/5

12:20-10:36

2 stops28h 16m

Chicago O'Hare Intl

Sun 4/5

22:10-08:10

2 stops28h 00m

£432

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Showing 1-10 of 60 results
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Best time to book a flight from England to Illinois

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

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

Currently, January is the cheapest month in which you can book a flight from England to Illinois (average of £595). Flying from England to Illinois in July is currently the most expensive (average of £843). 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.

What is the cheapest time of day to fly from ENG to IL?

Find hourly flight availability from England to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 March 2025.

When flying from England to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 March 2025.
Peruse reviews from past customers who have flown with Delta, KLM and LOT from England to Illinois to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,897 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,897 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,063 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.5
Good
769 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines to fly from England to Illinois one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £356. Users have also found prices from £380 and £401 on Icelandair and Aer Lingus, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from England 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.

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

    Currently, January is the cheapest month in which you can book a flight from England to Illinois (average of £595). Flying from England to Illinois in July is currently the most expensive (average of £843). 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

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 England to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from England to Illinois

Discover the top 10 airlines that operate flights from England 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 March 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£324Average£513FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Scandinavian AirlinesCheapest£367Average£505FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£381Average£611FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
British AirwaysCheapest£419Average£794FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Austrian AirlinesCheapest£422Average£578FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapest£424Average£622FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£424Average£598FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Aer LingusCheapest£428Average£636FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Virgin AtlanticCheapest£428Average£620FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Brussels AirlinesCheapest£437Average£707FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines 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 England to Illinois?

When you search for this flight from England to Illinois, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from England to Illinois?

Cheapflights helps you find that perfect flight to Illinois from England by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Of course! You can now track prices for flights from England to Illinois and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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