Cheap flights from Heathrow to Chicago

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How to find the cheapest flight from
Heathrow (LHR) to Chicago (CHI)

All the information you need to plan the best LHR to CHI flight in 2022: compare Heathrow to Chicago flight prices with the expected peak season, weather and rainfall in Chicago.
LHR - CHI
Price
£412 - £672
CHI
Temperature
-5 - 23 °C
CHI
Rainfall
43 - 125 mm

Popular in

July

High demand for flights, 25% potential price rise

Cheapest in

September

Best time to find cheap flights, 18% potential price drop

Round-trip from

£332

From London Heathrow to Chicago (CHI)

One-way from

£316

One-way flight from London Heathrow to Chicago (CHI)

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from London Heathrow Airport to Chicago?

October is one of the best times of the year to fly to Chicago from London Heathrow Airport. Prices for October average £403 per person but you can even find prices for as low as £282. The most expensive prices can be found in the month of July. Opting for a October flight can save you 33% on your journey compared to booking in July

How far in advance should I book a flight from London Heathrow Airport to Chicago?

Users have found that booking a flight from London Heathrow Airport to Chicago at least 61 days early can save you up to 32% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Chicago for as little as £430 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £520 for flights departing within the next 3 days.

When is the cheapest time to fly from London Heathrow Airport to Chicago (LHR - CHI)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Chicago as you normally would.

Cheap flights from Heathrow to Chicago in May, June 2022

The best prices found for LHR to CHI flights in May, June
17 Jun - 20 Jun
£367pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
22 Jun - 26 Jun
£373pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
7 Jun - 14 Jun
£384pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow

London Heathrow to Chicago 2022 flight deals

Cheap flights to Chicago from Heathrow found for this year
14 Sep - 28 Sep
£316pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
13 Sep - 25 Sep
£319pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
LHR
London Heathrow
13 Sep - 25 Sep
£324pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
LHR
London Heathrow

Direct flights to Chicago from Heathrow

Save time with Heathrow to Chicago direct flight deals
1 Nov - 16 Nov
£429pp
LHR
London Heathrow
British Airways
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
British Airways
Direct
LHR
London Heathrow
1 Nov - 8 Nov
£438pp
LHR
London Heathrow
British Airways
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
British Airways
Direct
LHR
London Heathrow
1 Nov - 8 Nov
£442pp
LHR
London Heathrow
British Airways
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
British Airways
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Chicago

Late deals on return flights to Chicago from Heathrow, departing today and this week
24 May - 28 Sep
£458pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
25 May - 1 Jun
£475pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
24 May - 29 May
£479pp
LHR
London Heathrow
Multiple airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow

One-way flights to Chicago from London Heathrow

The cheapest one-way flights from Heathrow to Chicago
17:05 - 08:20
Scandinavian Airlines
1 stop
21h 15m
LHR - ORD
Scandinavian Airlines
£316
ScholarTrip
16:45 - 15:26
Multiple Airlines
2 stops
28h 41m
LHR - ORD
Multiple Airlines
£330
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Heathrow</span> to <span class="emphasized">Chicago</span> flights.

Flight FAQs

From Heathrow to Chicago

Which airlines flying from London Heathrow to Chicago have flexible cancellations due to COVID-19?

British Airways, Finnair, and Lufthansa are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from London Heathrow Airport to Chicago for under £400 on Cheapflights?

Yes, there are multiple flights from London Heathrow Airport to Chicago for under £400. The cheapest flight booked recently is on Multiple Airlines for just £316, but on average you can expect to pay £344.

Are there nonstop flights from London Heathrow Airport to Chicago for under £500 on Cheapflights?

Cheapflights has at least 20 direct flights from London Heathrow Airport to Chicago under £500. A good price for a nonstop flight from London Heathrow Airport to Chicago is less than £472.

Are there last-minute flights available from London Heathrow Airport to Chicago for under £500?

There are currently 20+ open flights from London Heathrow Airport to Chicago within the next 7 days for less than £500.

What days are nonstop flights available from London Heathrow Airport to Chicago?

Nonstop flights are available for this route on the following days: Friday.

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

Per day, 4 flights depart from London Heathrow Airport to Chicago on average.
Morning (6am - Noon) - 100% of flight departures

How long is the flight from London Heathrow Airport to Chicago?

There are many flights that can get you from London Heathrow Airport to Chicago in 11h 15m. Fly via TAP AIR PORTUGAL or Icelandair to get the fastest option. London Heathrow Airport and Chicago are separated by a distance of 3964 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from London Heathrow Airport to Chicago round-trip?

Currently priced at £361, TAP AIR PORTUGAL will fly you from London Heathrow Airport to Chicago and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Icelandair for as low as £389. These flights start at 10% lower than the current average price 3 months from now.

What are the most reliable airlines from London Heathrow Airport to Chicago?

Before booking your flight to Chicago from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: SriLankan Airlines (97%), Qatar Airways (96%), EL AL( 96%).

What are the cheapest flights from London Heathrow Airport to Chicago?

Looking for the cheapest flight from London Heathrow Airport to Chicago? While on average our users pay £1,181, our data indicates the cheapest price to be £448. The most popular route (London Heathrow - Chicago O'Hare Intl), is priced around £316.

What are the most popular airlines that fly from London Heathrow Airport to Chicago?

When booking a flight from London Heathrow Airport to Chicago, you may want to consider flying on American Airlines, Finnair or British Airways as they are the most popular for this route.

COVID Restrictions

View COVID Travel Restrictions for Chicago, IL

Do I need a COVID test to fly to Chicago from Heathrow?

Information is based on travel restrictions from London Heathrow to Chicago

Most visitors from London Heathrow need to provide a negative COVID-19 test result and/or quarantine to enter Chicago.

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Chicago.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Chicago.

Do I need a test to fly back to Heathrow from Chicago?

Returning to London Heathrow from Chicago

COVID-19 testing requirements
Visitors from Chicago are not required to present a negative COVID-19 PCR test or antigen result upon entering London Heathrow.

Quarantine requirements
Visitors from Chicago are not required to quarantine after entering London Heathrow.

Hide COVID Travel Restrictions for Chicago, IL

Alternative routes for Heathrow to Chicago

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Chicago

Things to know before you go - useful duration and weather info for your trip from Heathrow to Chicago.
Today's exchange rate
£1 = $1.25
Average temperature for May in Chicago
22.0 °C
Avg rainfall for May in Chicago
109.0 mm

Airports servicing London

Airports servicing Chicago

Midway (MDW)
Rockford (RFD)

Top 10 airlines flying from London Heathrow to Chicago

The chart below displays the airlines Cheapflights users travelling from Heathrow to Chicago choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
£266 £462 No cancel fee N/A
Search Delta flights
TAP AIR PORTUGAL
£302 £433 No cancel fee N/A
Search TAP AIR PORTUGAL flights
Virgin Atlantic
£356 £575 No cancel fee 72%
Search Virgin Atlantic flights
Icelandair
£391 £521 No cancel fee 76%
Search Icelandair flights
Scandinavian Airlines
£394 £559 No cancel fee 77%
Search Scandinavian Airlines flights
Brussels Airlines
£415 £602 No cancel fee N/A
Search Brussels Airlines flights
Lufthansa
£421 £593 No cancel fee 76%
Search Lufthansa flights
Austrian Airlines
£433 £565 No cancel fee 78%
Search Austrian Airlines flights
Aer Lingus
£433 £496 No cancel fee N/A
Search Aer Lingus flights
Iberia
£436 £555 No cancel fee 77%
Search Iberia flights

Hourly flight availability from Heathrow to Chicago

See what time of day planes typically take off from Heathrow towards Chicago.
Morning 6 AM to midday 87% of flight departures
Afternoon Midday to 6 PM 12% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Heathrow to Chicago
See how many times per day planes take to the skies headed from Heathrow to Chicago.
Sunday
41 daily flights
Monday
46 daily flights
Tuesday
46 daily flights
Wednesday
46 daily flights
Thursday
42 daily flights
Friday
37 daily flights
Saturday
42 daily flights
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