Cheap flights from United Kingdom to Illinois

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How to find the cheapest flight from
United Kingdom to Illinois

How far in advance should I book a flight from United Kingdom to Illinois?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 26% on flights from United Kingdom to Illinois compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £316. For sooner than that we have options available in the next 3 days from £372.

What is the cheapest month to fly from United Kingdom to Illinois?

Our data shows that February tends to be the cheapest month to fly to Illinois from United Kingdom. Users have commonly found prices around £370 for the month, but tickets can be as low as £247. Due to multiple factors, prepare for potentially higher prices in July.

Cheap flights from United Kingdom to Illinois in August, September 2020

The best prices found for United Kingdom to Illinois flights in August, September
16 Aug - 23 Aug
£370pp
LGW
London Gatwick
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick
13 Aug - 8 Sep
£415pp
MAN
Manchester
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
MAN
Manchester
13 Aug - 10 Sep
£416pp
MAN
Manchester
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
MAN
Manchester

United Kingdom to Illinois 2020 flight deals

Cheap flights to Illinois from United Kingdom found for this year
19 Sep - 26 Sep
£343pp
STN
London Stansted
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
19 Nov - 24 Nov
£343pp
LGW
London Gatwick
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
17 Sep - 24 Sep
£346pp
STN
London Stansted
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted

Direct flights to Illinois from United Kingdom

Save time with United Kingdom to Illinois direct flight deals
3 Nov - 10 Nov
£446pp
LHR
London Heathrow
Multiple airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Lufthansa
Direct
LHR
London Heathrow
3 Nov - 10 Nov
£459pp
LHR
London Heathrow
Multiple airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Finnair
Direct
LHR
London Heathrow
3 Nov - 10 Nov
£463pp
LHR
London Heathrow
Lufthansa
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Lufthansa
Direct
LHR
London Heathrow

Last-minute flights from United Kingdom to Illinois

Late deals on return flights to Illinois from United Kingdom, departing today and this week
23 Jul - 22 Dec
£591pp
LHR
London Heathrow
Aer Lingus
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Aer Lingus
 
1 STOP
LHR
London Heathrow
26 Jul - 3 Sep
£603pp
MAN
Manchester
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
MAN
Manchester
27 Jul - 22 Dec
£605pp
LHR
London Heathrow
Aer Lingus
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Aer Lingus
 
1 STOP
LHR
London Heathrow

One-way flights to Illinois from United Kingdom

The cheapest one-way flights from United Kingdom to Illinois
04:00 - 04:57
Multiple Airlines
3 stops
30h 57m
MAN - ORD
Multiple Airlines
£115
Kiwi.com
18:05 - 04:57
Multiple Airlines
3 stops
40h 52m
GLA - ORD
Multiple Airlines
£120
Kiwi.com
04:15 - 04:57
Multiple Airlines
3 stops
54h 42m
STN - ORD
Multiple Airlines
£125
Kiwi.com

Related info for your journey

Useful info, stats and facts about United Kingdom to Illinois flights.

Flight FAQs

From United Kingdom to Illinois

Are flight prices decreasing from United Kingdom to Illinois due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both United Kingdom and Illinois for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from United Kingdom to Illinois for under £400 on Cheapflights?

Yes, there are multiple flights from United Kingdom to Illinois for under £400. The cheapest flight booked recently is on Multiple Airlines for just £343, but on average you can expect to pay £365.

Are there direct flights from United Kingdom to Illinois for under £500 on Cheapflights?

Cheapflights has 20 direct flights from United Kingdom to Illinois under £500. A good price for a direct flight from United Kingdom to Illinois is less than £480.

Are there last-minute flights available from United Kingdom to Illinois for under £600?

There are currently 20+ open flights from United Kingdom to Illinois within the next 7 days for less than £600.

What are the most popular airlines that fly from United Kingdom to Illinois?

American Airlines, Air Canada and Air France are the most popular airlines when flying from United Kingdom to Illinois.

What are the most popular routes from United Kingdom to Illinois?

The most popular route from United Kingdom to Illinois is London Heathrow - Chicago O'Hare Intl. You may also consider London Gatwick - Chicago O'Hare Intl or London City - Chicago O'Hare Intl.

What are the cheapest flights from United Kingdom to Illinois?

On average you can expect to pay £445 for a flight from United Kingdom to Illinois. The cheapest flight overall is £305 while the most popular route, (London Heathrow - Chicago O'Hare Intl) is currently priced at £294.

How long does is the flight from United Kingdom to Illinois?

For as low as £338, Finnair can have you in Illinois from United Kingdom in 8h 35m. All flights are typically direct.

What are the cheapest airlines to flying from United Kingdom to Illinois return?

TAP AIR PORTUGAL, at £271, was found to be the cheapest airline from United Kingdom to Illinois. An alternate airline flying to your destination would be Lufthansa.

Destination points for flights from United Kingdom to Illinois

Destination information for Illinois

Things to know before you go. Useful info for your trip from United Kingdom to Illinois
Today's exchange rate
£1 = $1.31

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)
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