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Cheap flights from Chicago-O'Hare Intl (ORD) to London (LON)

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The best prices from Chicago-O'Hare Intl to London are usually found in February or January, booked 40 days in advance, depart on a Tuesday or Monday and return on a Thursday

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

ORD - LON
Price
$387 - $739
LON
Temperature
48.2 - 73.4 °F
LON
Rainfall
1.4 - 2.8 inches
Popular in June High demand for flights, 29% potential price rise
Cheapest in February Best time to find cheap flights, 26% potential price drop
Round-trip from $387 From Chicago-O'Hare Intl to London
One-way from $141 One-way flight from Chicago-O'Hare Intl to London
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 London?

Users have found that flying from Chicago-O'Hare Intl to London 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 London?

Users have found that booking a flight from Chicago-O'Hare Intl to London at least 51 days early can save you up to 38% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from Chicago-O'Hare Intl to London for as little as $813 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 $886 for flights departing within the next 3 days.

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

Flights from Chicago-O'Hare Intl to London lean towards being more expensive in June. Prices are generally better when you fly from Chicago-O'Hare Intl to London in February, with the cheapest ticket starting at $394.

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

It’s typically best to fly out from Chicago-O'Hare Intl to London in the morning. Doing so could potentially save you 10% on the flight price compared to flying in the evening, which is usually more expensive.

Cheap flights from Chicago-O'Hare Intl to London in September, October 2020

The best prices found for ORD to LON flights for September, October
30 Oct - 5 Nov
$348pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
29 Oct - 5 Nov
$358pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
29 Oct - 5 Nov
$386pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Chicago-O'Hare Intl to London 2020 flight deals

Cheap flights to London from Chicago-O'Hare Intl found for this year
14 Dec - 14 Jan
$343pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
14 Dec - 14 Jan
$346pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
30 Oct - 5 Nov
$348pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

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

Save time with Chicago-O'Hare Intl to London direct flight deals
25 Nov - 2 Dec
$605pp
ORD
Chicago O'Hare Intl
Multiple Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
ORD
Chicago O'Hare Intl
7 Oct - 14 Oct
$621pp
ORD
Chicago O'Hare Intl
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
ORD
Chicago O'Hare Intl
28 Oct - 24 Nov
$622pp
ORD
Chicago O'Hare Intl
Lufthansa
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
Non-Stop
ORD
Chicago O'Hare Intl

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

Late deals on round-trip flights to London from Chicago-O'Hare Intl, departing today and this week
29 Sep - 26 Oct
$498pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
29 Sep - 26 Oct
$521pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
LTN
London Luton
LTN
London Luton
Multiple Airlines
     
3 STOPS
ORD
Chicago O'Hare Intl
1 Oct - 22 Oct
$537pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

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

The cheapest one-way flights from Chicago-O'Hare Intl to London
10:55 am - 4:50 am
TAP AIR PORTUGAL
1 Stop
11h 55m
ORD - LGW
TAP AIR PORTUGAL
$155
Ovago
1:30 am - 4:50 am
Multiple Airlines
2 Stops
21h 20m
ORD - LGW
Multiple Airlines
$152
Kiwi.com
2:15 am - 10:45 am
Multiple Airlines
3 Stops
50h 30m
ORD - LGW
Multiple Airlines
$141
Kiwi.com

Related info for your journey

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

Flight FAQs

From Chicago-O'Hare Intl to London

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

Yes, there are multiple flights from Chicago-O'Hare Intl to London for under $400. The cheapest flight booked recently is on Multiple Airlines for just $343, but on average you can expect to pay $373.

Are there nonstop flights from Chicago-O'Hare Intl to London for under $700 on Cheapflights?

Cheapflights has at least 20 direct flights from Chicago-O'Hare Intl to London under $700. A good price for a nonstop flight from Chicago-O'Hare Intl to London is less than $640.

Are there last-minute flights available from Chicago-O'Hare Intl to London for under $500?

There are currently 20+ open flights from Chicago-O'Hare Intl to London within the next 7 days for less than $500.

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

You can imagine temperatures to be in the 86 °F range in July. The weather in London is generally colder than Chicago-O'Hare Intl'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 is the flight from Chicago-O'Hare Intl to London?

For as low as $664, KLM can have you in London from Chicago-O'Hare Intl in 10h 10m. This flight may include one or multiple stops.

What is the cheapest airline to fly from Chicago-O'Hare Intl to London round-trip?

Our cheapest airline available from Chicago-O'Hare Intl to London is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as $381 on this airline. TAP AIR PORTUGAL is currently priced 27% below the average price you’ll pay for this route.

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

The cheapest airline for a one-way flight from Chicago-O'Hare Intl to London is TAP AIR PORTUGAL ($155).

Alternative routes for Chicago-O'Hare Intl to London

Destination information for London

Things to know before you go. Useful info for your trip from Chicago-O'Hare Intl to London
Today's exchange rate
$1 = £0.79
Average temperature for September in London
68.0 °F
Avg rainfall for September in London
1.9 ″

Airports servicing Chicago

Airports servicing London

Heathrow (LHR)
Luton (LTN)
Stansted (STN)
City (LCY)
Southend (SEN)

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

Afternoon Noon to 6 PM 77% of ORD to LON departures
Evening 6 PM to midnight 23% of ORD to LON departures
Early morning Midnight to 6 AM 0% of ORD to LON departures
Morning 6 AM to noon 0% of ORD to LON departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Chicago-O'Hare Intl to London
Sunday
18 daily flights
Monday
18 daily flights
Tuesday
18 daily flights
Wednesday
18 daily flights
Thursday
18 daily flights
Friday
19 daily flights
Saturday
19 daily flights
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