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Cheap flights from Chicago (CHI) to Heathrow (LHR)

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The best prices from Chicago to Heathrow are usually found in May or April, booked 39 days in advance, depart on a Monday or Tuesday and return on a Friday

CHI - LHR
Price
$463 - $852
LHR
Temperature
46.4 - 75.2 °F
LHR
Rainfall
1.5 - 2.6 inches
Popular in December High demand for flights, 29% potential price rise
Cheapest in May Best time to find cheap flights, 24% potential price drop
Average price $469 Average for round-trip flights in April 2020
Round-trip from $463 From Chicago to Heathrow

Cheap flights from Chicago to Heathrow in April 2020

The best prices found for ORD to LHR flights for April
28 Apr - 5 May
$336pp
ORD
Chicago O'Hare Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
ORD
Chicago O'Hare Intl
21 Apr - 28 Apr
$342pp
ORD
Chicago O'Hare Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
ORD
Chicago O'Hare Intl
26 Apr - 6 May
$346pp
ORD
Chicago O'Hare Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
ORD
Chicago O'Hare Intl

Chicago to Heathrow 2020 flight deals

Cheap flights to Heathrow from Chicago found for this year
3 Oct - 16 Oct
$289pp
ORD
Chicago O'Hare Intl
Lufthansa
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
Non-Stop
ORD
Chicago O'Hare Intl
9 Aug - 18 Aug
$326pp
ORD
Chicago O'Hare Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
ORD
Chicago O'Hare Intl
17 Jun - 24 Jun
$327pp
ORD
Chicago O'Hare Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Heathrow

Late deals on round-trip flights to Heathrow from Chicago, departing today and this week
8 Apr - 6 May
$541pp
ORD
Chicago O'Hare Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
ORD
Chicago O'Hare Intl
7 Apr - 21 Apr
$603pp
ORD
Chicago O'Hare Intl
Icelandair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Icelandair
 
1 STOP
ORD
Chicago O'Hare Intl
5 Apr - 5 May
$633pp
ORD
Chicago O'Hare Intl
Aer Lingus
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Aer Lingus
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Heathrow from Chicago

The cheapest one-way flights from Chicago to Heathrow
2:10 pm - 4:30 am
Brussels Airlines
Nonstop
8h 20m
ORD - LHR
Brussels Airlines
$241
StudentUniverse
5:10 pm - 7:20 am
Austrian Airlines
Nonstop
8h 10m
ORD - LHR
Austrian Airlines
$416
Kiwi.com
1:05 pm - 2:50 am
British Airways
Nonstop
7h 45m
ORD - LHR
British Airways

Alternative routes for Chicago to Heathrow

Destination information for Heathrow

Things to know before you go. Useful info for your trip from Chicago to Heathrow
Today's exchange rate
$1 = £0.81
Flight duration
8h 08m
Average temperature for April in Heathrow
57.2 °F
Avg rainfall for April in Heathrow
1.9 ″

Airports servicing Chicago

Chicago-O'Hare Intl (ORD)
Rockford (RFD)

Airports servicing London

Weekly flight availability
from Chicago to Heathrow
Sunday
45 daily flights
Monday
40 daily flights
Tuesday
46 daily flights
Wednesday
40 daily flights
Thursday
44 daily flights
Friday
44 daily flights
Saturday
44 daily flights

Related info for your journey

Useful info, stats and facts about Chicago to Heathrow flights.

Flight FAQs

From Chicago to Heathrow

Are flight prices decreasing from Chicago to Heathrow 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 Chicago and Heathrow 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 Chicago to Heathrow for under $400 on Cheapflights?

Yes, there are multiple flights from Chicago to Heathrow for under $400. The cheapest flight booked recently is on Icelandair for just $336, but on average you can expect to pay $341.

Are there nonstop flights from Chicago to Heathrow for under $400 on Cheapflights?

Cheapflights has 1 direct flight from Chicago to Heathrow under $400. A good price for a nonstop flight from Chicago to Heathrow is less than $390.

Are there last-minute flights available from Chicago to Heathrow for under $500?

There are currently just 3 open flights from Chicago to Heathrow within the next 7 days for less than $500.

What days are nonstop flights available from Chicago to Heathrow?

Days when nonstop flights are available for this flight are: Sunday, Tuesday, Thursday, Saturday.

How popular is this flight route?

The Chicago to London Heathrow flight path was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Airlines departing from Chicago to Heathrow can be delayed by up to 49min. or more hours.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for American Airlines Inc., as currently they have the cheapest options available from Chicago to Heathrow. On average you can find 87 flights for this flight path daily.

How long does the flight from Chicago to Heathrow take?

Your journey will take you approximately 8 hours. Your flight will cover a distance of about 2,463 miles.

How many flights depart from Chicago to Heathrow on average per day?

67 flight departures from Chicago to London Heathrow per day on average.
Morning (6am - Noon) - 7% of flight departures
Afternoon (Noon - 6pm) - 34% of flight departures
Evening (6pm - Midnight) - 58% of flight departures

Is Chicago weather warmer or cooler than Heathrow?

Our data indicates that the weather will be 84 °F on average in the month of July. The temperature in Heathrow is typically colder than in Chicago. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.