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Cheap flights from Chicago-O'Hare Intl (ORD) to Heathrow (LHR)

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The best prices from Chicago-O'Hare Intl to Heathrow are usually found in February or April, booked 50 days in advance, depart on a Monday or Tuesday and return on a Wednesday

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

ORD - LHR
Price
$446 - $809
LHR
Temperature
46.4 - 75.2 °F
LHR
Rainfall
1.5 - 2.6 inches
Popular in December High demand for flights, 33% potential price rise
Cheapest in February Best time to find cheap flights, 18% potential price drop
Round-trip from $446 From Chicago-O'Hare Intl to Heathrow
One-way from $142 One-way flight from Chicago-O'Hare Intl to Heathrow
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 round-trip from Chicago-O'Hare Intl to Heathrow?

Users have found that flying from Chicago-O'Hare Intl to Heathrow on a Friday 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 Chicago-O'Hare Intl to Heathrow?

Travelers have found it’s best to book a flight 51 days in advance to save up to 38% 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 51 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 Chicago-O'Hare Intl to Heathrow 1-2 weeks in advance for as low as $813, or $886 for flights within the next 24 hours.

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

February is one of the best times of the year to fly to Heathrow from Chicago-O'Hare Intl. Prices for February average $634 per person but you can even find prices for as low as $394. The most expensive prices can be found in the month of June. Opting for a February flight can save you 66% on your journey compared to booking in February

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

A simple way to save on the total cost of your ticket is to fly from Chicago-O'Hare Intl to Heathrow in the noon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the evening.

Cheap flights from Chicago-O'Hare Intl to Heathrow in August, September 2020

The best prices found for ORD to LHR flights for August, September
9 Aug - 18 Aug
$398pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
9 Aug - 20 Aug
$401pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
9 Aug - 25 Aug
$414pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl

Chicago-O'Hare Intl to Heathrow 2020 flight deals

Cheap flights to Heathrow from Chicago-O'Hare Intl found for this year
2 Dec - 5 Dec
$363pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
9 Aug - 18 Aug
$398pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
9 Aug - 20 Aug
$401pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl

Non-stop flights to Heathrow from Chicago-O'Hare Intl

Save time with Chicago-O'Hare Intl to Heathrow direct flight deals
13 Oct - 18 Nov
$596pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
ORD
Chicago O'Hare Intl
13 Oct - 18 Nov
$599pp
ORD
Chicago O'Hare Intl
Austrian Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Austrian Airlines
Non-Stop
ORD
Chicago O'Hare Intl
10 Nov - 18 Nov
$600pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Iberia
Non-Stop
ORD
Chicago O'Hare Intl

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

Late deals on round-trip flights to Heathrow from Chicago-O'Hare Intl, departing today and this week
28 Jul - 11 Aug
$606pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LHR
London Heathrow
LHR
London Heathrow
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
27 Jul - 16 Sep
$649pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Austrian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
27 Jul - 16 Sep
$654pp
ORD
Chicago O'Hare Intl
Austrian Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Austrian Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

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

The cheapest one-way flights from Chicago-O'Hare Intl to Heathrow
12:38 pm - 1:45 pm
Multiple Airlines
2 Stops
19h 07m
ORD - LHR
Multiple Airlines
$142
FlyFar
3:45 pm - 1:45 pm
Multiple Airlines
2 Stops
40h 00m
ORD - LHR
Multiple Airlines
$159
Kiwi.com
7:10 am - 8:45 am
Multiple Airlines
2 Stops
19h 35m
ORD - LHR
Multiple Airlines

Related info for your journey

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

Flight FAQs

From Chicago-O'Hare Intl to Heathrow

Are flight prices decreasing from Chicago-O'Hare Intl 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-O'Hare Intl 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-O'Hare Intl to Heathrow for under $400 on Cheapflights?

Yes, there are multiple flights from Chicago-O'Hare Intl to Heathrow for under $400. The cheapest flight booked recently is on Multiple Airlines for just $363, but on average you can expect to pay $422.

Are there nonstop flights from Chicago-O'Hare Intl to Heathrow for under $600 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago-O'Hare Intl to Heathrow under $600. A good price for a nonstop flight from Chicago-O'Hare Intl to Heathrow is less than $608.

Are there last-minute flights available from Chicago-O'Hare Intl to Heathrow for under $700?

There are currently 20+ open flights from Chicago-O'Hare Intl to Heathrow within the next 7 days for less than $700.

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

The rainfall in Chicago-O'Hare Intl is generally less than the rainfall in Heathrow. This will continue over the next 14 days.

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

We forecast the temperature to be around the 86 °F's in July, on average. The temperature in Heathrow is generally colder than in Chicago-O'Hare Intl. Book flights in a timely manner in correlation to your departure date.

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

Airlines like Icelandair and TAP AIR PORTUGAL fly from Chicago-O'Hare Intl to Heathrow in about 10h 15m. The time it takes to get you to your destination can typically vary by up to 3h 15m. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Our cheapest airline available from Chicago-O'Hare Intl to Heathrow is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $418 on this airline. An additional option worth looking into is Icelandair, starting at $435. TAP AIR PORTUGAL is priced at 23% lower than the current average price of a flight leaving 3 months from now.

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Destination information for Heathrow

Things to know before you go. Useful info for your trip from Chicago-O'Hare Intl to Heathrow
Today's exchange rate
$1 = £0.77
Average temperature for August in Heathrow
75.2 °F
Avg rainfall for August in Heathrow
2.6 ″

Airports servicing Chicago

Airports servicing London

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

Afternoon Noon to 6 PM 69% of ORD to LHR departures
Evening 6 PM to midnight 31% of ORD to LHR departures
Early morning Midnight to 6 AM 0% of ORD to LHR departures
Morning 6 AM to noon 0% of ORD to LHR departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Chicago-O'Hare Intl to Heathrow
Sunday
17 daily flights
Monday
17 daily flights
Tuesday
17 daily flights
Wednesday
17 daily flights
Thursday
17 daily flights
Friday
17 daily flights
Saturday
16 daily flights
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