Cheap flights from Heathrow to Chicago-O'Hare Intl

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The best prices from Heathrow to Chicago-O'Hare Intl are usually found in September or October, booked 60 days in advance, depart on a Tuesday or Friday and return on a Sunday

Return
Economy
Tue 1/12
Tue 8/12
From
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To
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Leaving on
Tue 1/12
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From
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To
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From
#smartAirportField( "origin${leg}", $options['origin'], $options['originCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "origin$leg", "origincode$leg" ) #nearbyAirportField("nearbyOriginCheck$leg", $nearbyO, false "$!options['origin']")
To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
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From
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To
#smartAirportField( "destination${leg}", $options['destination'], $options['destinationCode'], "#string('FROM_TO_INPUT_PLACEHOLDER_FFD')", "destination${leg}", "destinationcode${leg}" ) #nearbyAirportField("nearbyDestinationCheck${leg}", $nearbyD, false, "$!options['destination']")
Leaving on
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From
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To
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Leaving on
Depart
Time
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From
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To
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Leaving on
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#removeLegButton($self.id("removeLeg$leg"))
#infantInLapWarning('multiRightOfTravelers')

How to find the cheapest flight from
Heathrow (LHR) to Chicago-O'Hare Intl (ORD)

LHR - ORD
Price
£310 - £504
ORD
Temperature
2 - 30 °C
ORD
Rainfall
39 - 123 mm

Popular in

July

High demand for flights, 26% potential price rise

Cheapest in

September

Best time to find cheap flights, 17% potential price drop

Round-trip from

£310

From Heathrow to Chicago-O'Hare Intl

One-way from

£199

One-way flight from Heathrow to Chicago-O'Hare Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Heathrow to Chicago-O'Hare Intl?

Users have found that flying from Heathrow to Chicago-O'Hare Intl on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Heathrow to Chicago-O'Hare Intl?

Travellers have found it’s best to book a flight 61 days in advance to save up to 32% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Heathrow to Chicago-O'Hare Intl 1-2 weeks in advance for as low as £400, or £484 for flights within the next 24 hours.

What is the cheapest month to fly from Heathrow to Chicago-O'Hare Intl?

October is one of the best times of the year to fly to Chicago-O'Hare Intl from Heathrow. Prices for October average £375 per person but you can even find prices for as low as £262. 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 October

When is the cheapest time to fly from Heathrow to Chicago-O'Hare Intl (LHR - ORD)?

It’s typically best to fly out from Heathrow to Chicago-O'Hare Intl in the evening. Doing so could potentially save you 8% on the flight price compared to flying at midday, which is usually more expensive.

Cheap flights from Heathrow to Chicago-O'Hare Intl in November, December 2020

The best prices found for LHR to ORD flights in November, December
27 Nov - 17 Sep
£301pp
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
27 Nov - 17 Sep
£302pp
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
11 Dec - 27 Dec
£304pp
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

Heathrow to Chicago-O'Hare Intl 2021 flight deals

Cheap flights to Chicago-O'Hare Intl from Heathrow found for next year
27 Nov - 17 Sep
£301pp
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
27 Nov - 17 Sep
£302pp
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
11 Dec - 27 Dec
£304pp
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

Direct flights to Chicago-O'Hare Intl from Heathrow

Save time with Heathrow to Chicago-O'Hare Intl direct flight deals
25 Jan - 24 May
£396pp
LHR
London Heathrow
Finnair
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Finnair
Direct
LHR
London Heathrow
1 Mar - 1 Apr
£400pp
LHR
London Heathrow
British Airways
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
British Airways
Direct
LHR
London Heathrow
8 Feb - 15 Mar
£402pp
LHR
London Heathrow
Brussels Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Brussels Airlines
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Chicago-O'Hare Intl

Late deals on return flights to Chicago-O'Hare Intl from Heathrow, departing today and this week
4 Dec - 20 Dec
£305pp
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
4 Dec - 13 Dec
£355pp
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
3 Dec - 10 Jan
£357pp
LHR
London Heathrow
Multiple airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

One-way flights to Chicago-O'Hare Intl from Heathrow

The cheapest one-way flights from Heathrow to Chicago-O'Hare Intl
08:40 - 18:10
TAP AIR PORTUGAL
1 stop
15h 30m
LHR - ORD
TAP AIR PORTUGAL
£199
Gotogate
13:30 - 18:10
TAP AIR PORTUGAL
1 stop
34h 40m
LHR - ORD
TAP AIR PORTUGAL
£208
mytrip.com
13:30 - 18:10
TAP AIR PORTUGAL
1 stop
34h 40m
LHR - ORD
TAP AIR PORTUGAL

Related info for your journey

Useful info, stats and facts about Heathrow to Chicago-O'Hare Intl flights.

Flight FAQs

From Heathrow to Chicago-O'Hare Intl

Are flight prices decreasing from Heathrow to Chicago-O'Hare Intl 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 Heathrow and Chicago-O'Hare Intl 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.

What safety measures are being taken by airlines flying from London Heathrow to Chicago O'Hare Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta is one of them. Airline carriers are regularly disinfecting and sanitising their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from London Heathrow to Chicago O'Hare Intl. Policies will vary by airline.

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

Due to the rapidly changing circumstances due to COVID-19, airlines like British Airways, United Airlines, and American Airlines flying from London Heathrow to Chicago O'Hare Intl have implemented new flexible cancellation policies.

Can I find flights from Heathrow to Chicago-O'Hare Intl for under £300 on Cheapflights?

Yes, there are multiple flights from Heathrow to Chicago-O'Hare Intl for under £300. The cheapest flight booked recently is on Multiple Airlines for just £238, but on average you can expect to pay £309.

Are there direct flights from Heathrow to Chicago-O'Hare Intl for under £450 on Cheapflights?

Cheapflights has 20 direct flights from Heathrow to Chicago-O'Hare Intl under £450. A good price for a direct flight from Heathrow to Chicago-O'Hare Intl is less than £418.

Are there last-minute flights available from Heathrow to Chicago-O'Hare Intl for under £375?

There are currently 20+ open flights from Heathrow to Chicago-O'Hare Intl within the next 7 days for less than £375.

Does it rain more in Heathrow or Chicago-O'Hare Intl?

Heathrow will have the same amount of rainfall in 1 compared to Chicago-O'Hare Intl over the next 23 days.

Is Heathrow weather warmer or cooler than Chicago-O'Hare Intl?

You can imagine temperatures to be in the 30 °C range in July. The weather in Chicago-O'Hare Intl is generally hotter than Heathrow's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long does is the flight from Heathrow to Chicago-O'Hare Intl?

Airlines like TAP AIR PORTUGAL and Alitalia fly from Heathrow to Chicago-O'Hare Intl in about 14h 15m. The time it takes to get you to your destination can typically vary by up to 16h 29m. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from Heathrow to Chicago-O'Hare Intl return?

Cheapflights users have booked flights from Heathrow to Chicago-O'Hare Intl from £303 return. Another airline that can offer you cheap pricing is Alitalia. These flights start at 19% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Heathrow to Chicago-O'Hare Intl one-way?

One-way options have recently been found by users for as low as £199 on TAP AIR PORTUGAL.

Alternative routes for Heathrow to Chicago-O'Hare Intl

Destination information for Chicago-O'Hare Intl

Things to know before you go. Useful info for your trip from Heathrow to Chicago-O'Hare Intl
Today's exchange rate
£1 = $1.34
Average temperature for November in Chicago-O'Hare Intl
10.0 °C
Avg rainfall for November in Chicago-O'Hare Intl
70.0 mm

Airports servicing London

Airports servicing Chicago

Top 10 airlines from Heathrow to Chicago-O'Hare Intl

The chart below displays the airlines Cheapflights users travelling from Heathrow to Chicago-O'Hare Intl 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
Air Canada
£352 £496 No cancel fee 67%
Search Air Canada flights
KLM
£368 £500 No change fee 75%
Search KLM flights
Virgin Atlantic
£352 £509 No cancel fee 72%
Search Virgin Atlantic flights
SWISS
£353 £513 No change fee 79%
Search SWISS flights
Brussels Airlines
£352 £521 No change fee N/A
Search Brussels Airlines flights
Air France
£405 £558 No change fee 77%
Search Air France flights
TAP AIR PORTUGAL
£412 £584 No change fee N/A
Search TAP AIR PORTUGAL flights
Lufthansa
£349 £586 No change fee 76%
Search Lufthansa flights
Delta
£359 £596 No cancel fee N/A
Search Delta flights
Austrian Airlines
£358 £611 No change fee 78%
Search Austrian Airlines flights

Hourly flight availability from Heathrow to Chicago-O'Hare Intl

Morning 6 AM to midday 70% of flight departures
Afternoon Midday to 6 PM 29% 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-O'Hare Intl
Sunday
18 daily flights
Monday
18 daily flights
Tuesday
11 daily flights
Wednesday
18 daily flights
Thursday
18 daily flights
Friday
18 daily flights
Saturday
18 daily flights
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