Fly from
Route
Depart
Return
Price
LondonChicago
LGW - ORD
LGWORD
London Gatwick
Pzt 21/4
15:40-18:20
1 stop32h 40m
Chicago O'Hare Intl
Cmt 26/4
19:30-14:40
1 stop13h 10m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Çar 5/2
19:50-17:50
2 stops28h 00m
Chicago O'Hare Intl
Çar 26/2
07:10-16:00
2 stops26h 50m
LondonChicago
LGW - ORD
LGWORD
London Gatwick
Çar 15/1
17:50-15:05
2 stops27h 15m
Chicago O'Hare Intl
Cum 31/1
17:20-16:40
2 stops17h 20m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Çar 15/1
20:50-15:05
2 stops24h 15m
Chicago O'Hare Intl
Çar 22/1
16:25-22:40
3 stops24h 15m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Cmt 18/1
18:00-08:57
1 stop20h 57m
Chicago O'Hare Intl
Cum 31/1
21:10-11:15
Nonstop8h 05m
LondonChicago
LGW - ORD
LGWORD
London Gatwick
Sal 14/1
21:20-15:30
2 stops24h 10m
Chicago O'Hare Intl
Çar 29/1
19:15-15:05
1 stop13h 50m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Sal 28/1
11:45-19:20
1 stop13h 35m
Chicago O'Hare Intl
Çar 19/2
14:55-07:50
1 stop10h 55m
LondonChicago
STN - ORD
STNORD
London Stansted
Per 6/2
06:30-17:50
1 stop17h 20m
Chicago O'Hare Intl
Per 20/2
19:40-18:05
1 stop16h 25m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Sal 28/1
12:15-17:20
1 stop11h 05m
Chicago O'Hare Intl
Per 6/2
18:30-10:50
1 stop10h 20m
LondonChicago
LHR - ORD
LHRORD
London Heathrow
Çar 15/1
06:30-16:41
2 stops16h 11m
Chicago O'Hare Intl
Çar 22/1
15:15-08:25
1 stop11h 10m
Return from | £454 |
---|---|
One-way from | £291 |
Popular in | August |
Cheapest in | February |
Average price | £588 |
On average, a flight from London to Illinois takes 20 hours 49 minutes. Flights to Illinois from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.
Users looking for the lowest fares to Illinois should consider flying on Tuesday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday evenings, when prices are usually at their highest.
The most flights from London to Illinois are scheduled on a Friday (42 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (38 on average).
The most popular airlines flying from London to Illinois are British Airways, Finnair and Lufthansa.
The cheapest airlines flying from London to Illinois are Icelandair, British Airways and Scandinavian Airlines.
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.
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).
Crew
Entertainment
Boarding
Food
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Entertainment
Boarding
Food
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Entertainment
Boarding
Food
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Entertainment
Boarding
Food
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Crew
Entertainment
Boarding
Food
Overall
Comfort
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Illinois’s winters are very cold and long with snow and icy winds from late November through to April. Summers, especially July and August, the weather tends to be hot and humid. The best times to visit is when the weather is perfect, in spring and autumn; tornado season can occur anytime between the months of March and May. Chicago’s summers are humid with highs of 30 degrees (Celsius) or more and its winters are bitterly cold.
Public transportation is reliable and taxis are easy to find. Driving is not recommended because of heavy traffic and parking is almost impossible to find. The El, a system operated by The Chicago Transit Authority consists of elevated trains running 24 hours a day. During the summer rush hour a River Bus is available.
Deals for Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.
Millions of users choose and trust Cheapflights to book the best flight deals to Illinois for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Certainly. Search results for flights to Illinois shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
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