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Cheap flights from Illinois to England from £146

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 16/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
18 giu — 25 giu1
1 adult

Cheap flight deals from Illinois to England

Keep the following information in mind while searching for Illinois to England flight deals. Data was last updated 13 giugno 2025.

Round-trip from

£492

One-way from

£146

Popular in

June

Cheapest in

February

Average price

£840

Good round-trip deal

£569 or less

Good one-way deal

£337 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 26/8-6/9
  • 3 total stops
  • 29h 25m total
  • Illinois to England
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16/7
  • 16/7
  • 1 total stop
  • 16h 36m total
  • Illinois to England
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£111 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Illinois to England.
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Price to beat on a one-way flight from Illinois to England.
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Find flight deals from Illinois to England

Cheapest flights from Illinois to England
Explore the most affordable flight options available from Illinois to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 giugno 2025.

mar 26/819:15ORD - LHR
2 stops17h 35mScandinavian Airlines
sab 6/910:20LHR - ORD
1 stop11h 50mScandinavian Airlines
Deal found 12/6£492
mar 4/1119:05ORD - LCY
1 stop17h 35mSWISS
mar 11/1109:15LCY - ORD
1 stop13h 00mSWISS
Deal found 12/6£492
lun 28/719:05ORD - LGW
1 stop16h 45mSWISS
lun 11/818:35LGW - ORD
1 stop27h 20mSWISS
Deal found 12/6£493
ven 22/819:25ORD - LHR
1 stop10h 30mIcelandair
gio 28/813:05LHR - ORD
1 stop11h 10mIcelandair
Deal found 10/6£494
dom 20/710:37ORD - LGW
1 stop17h 23mVirgin Atlantic
mar 29/712:00LGW - ORD
2 stops18h 09mVirgin Atlantic
Deal found 10/6£494
lun 4/815:14ORD - LHR
1 stop10h 36mIberia
mer 13/809:15LHR - ORD
Nonstop8h 40mIberia
Deal found 12/6£495
lun 28/719:25ORD - LGW
1 stop10h 20mIcelandair
mer 6/815:40LGW - ORD
1 stop11h 35mIcelandair
Deal found 12/6£495
dom 20/721:50ORD - LHR
1 stop27h 50mUnited Airlines
mar 29/717:40LHR - ORD
1 stop31h 49mUnited Airlines
Deal found 10/6£495
lun 1/919:25ORD - LGW
1 stop10h 20mMultiple Airlines
lun 8/910:00LGW - ORD
2 stops18h 28mMultiple Airlines
Deal found 12/6£495
mar 22/712:43MDW - LHR
1 stop12h 32mVirgin Atlantic
mar 29/711:45LHR - MDW
1 stop12h 55mVirgin Atlantic
Deal found 10/6£496
mar 19/822:30ORD - LCY
1 stop11h 55mMultiple Airlines
mer 27/809:25LCY - ORD
1 stop12h 30mMultiple Airlines
Deal found 10/6£497
lun 4/819:25ORD - STN
2 stops20h 45mMultiple Airlines
mar 19/807:00STN - ORD
2 stops17h 15mMultiple Airlines
Deal found 11/6£497

Cheapflights Fare Finder

Customise your flight search to find flights from Illinois to England 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 13 giugno 2025.
Use the filters below to find and compare flights from Illinois to England that are best for you.

Fly from

Illinois

Fly to

England

Route

Depart

Return

Price

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

mar 26/8

19:15-18:50

2 stops17h 35m

London Heathrow

sab 6/9

10:20-16:10

1 stop11h 50m

£492

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

mar 4/11

19:05-18:40

1 stop17h 35m

London City

mar 11/11

09:15-16:15

1 stop13h 00m

£492

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

lun 28/7

19:05-17:50

1 stop16h 45m

London Gatwick

lun 11/8

18:35-15:55

1 stop27h 20m

£493

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

lun 4/8

19:25-11:45

1 stop10h 20m

London Gatwick

mer 13/8

15:40-21:15

1 stop11h 35m

£494

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

lun 4/8

15:14-07:50

1 stop10h 36m

London Heathrow

mer 13/8

09:15-11:55

Nonstop8h 40m

£495

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

lun 1/9

19:25-11:45

1 stop10h 20m

London Gatwick

lun 8/9

10:00-22:28

2 stops18h 28m

£495

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

dom 20/7

16:05-06:20

Nonstop8h 15m

London Heathrow

mar 29/7

14:10-17:20

Nonstop9h 10m

£496

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

mer 13/8

22:30-16:25

1 stop11h 55m

London City

mer 10/9

09:25-15:55

1 stop12h 30m

£497

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

dom 6/7

07:00-10:00

1 stop21h 00m

London Gatwick

mer 6/8

12:00-21:43

1 stop15h 43m

£497

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

mer 1/10

22:20-21:40

1 stop17h 20m

London City

lun 6/10

15:30-17:55

2 stops32h 25m

£500

Flights are sorted by cheapest return flights first.

Deals found on 11/6

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

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to England (average of £112). Flying from Illinois to England in August is currently the most expensive (average of £164). 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 IL to ENG?

Find hourly flight availability from Illinois to England. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 giugno 2025.

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

Weekly flight availability from Illinois to England

Explore weekly flight availability from Illinois to England. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 giugno 2025.

The most flights from USIL to GBENG are scheduled on a Monday (57 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (52 on average).

Rainfall in England by month

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

In terms of precipitation, rainfall in England ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit England when rainfall is around 40.0 mm.

Temperature in England by month

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

If weather is an important factor for your trip to England, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing England

Get insights into the airlines that provide service to England. 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 England. Reviews last updated 13 giugno 2025.
Peruse reviews from past customers who have flown with Delta, Porter Airlines and KLM from Illinois to England to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Porter Airlines
8.0
Very Good
288 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Transat
7.8
Good
396 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Illinois to England. 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 Illinois to England one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at £156. WestJet flights start at £199 while deals on Virgin Atlantic start at £279 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to England 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 England?

    Currently, January is the cheapest month in which you can book a flight from Illinois to England (average of £112). Flying from Illinois to England in August is currently the most expensive (average of £164). 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

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Alternative routes for Illinois to England

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Illinois to England

Discover the top 9 airlines that operate flights from Illinois to England. 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 13 giugno 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£255Average£418FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£352Average£643FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£378Average£626FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest£406Average£560FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IberiaCheapest£441Average£566FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£445Average£574FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£457Average£675FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£479Average£797FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£481Average£491FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic 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 Illinois to England?

Cheapflights makes it easy to find Illinois to England flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Illinois to England.

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

Yes! Cheapflights helps users easily find flights from Illinois to England with no change fees.

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

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

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