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Flights Fare Calendar Find minimum fare between O'Hare Intl. and Heathrow Click this button to get previous days data Click this button to get next days data $1,123 $963 $802 $642 $481 $321 $160 $0 26 27 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 F S S M T W T F S S M T W T F S S M T W T F S S M T W T F S S Price is $1,007 on Aer Lingus Price is $849 on Turkish Airlines Price is $663 on Turkish Airlines Price is $737 on Aer Lingus Price is $906 on Air Canada Price is $735 on Aer Lingus Price is $737 on Aer Lingus Price is $745 on Aer Lingus Price is $741 on Aer Lingus Price is $742 on Aer Lingus Price is $660 on Turkish Airlines Price is $738 on Aer Lingus Price is $758 on American Airlines Price is $661 on Turkish Airlines Price is $736 on United Price is $634 on United Price is $1,123 on Aer Lingus Price is $634 on United Price is $663 on Turkish Airlines Price is $661 on Turkish Airlines Price is $661 on Turkish Airlines Price is $713 on Iberia Price is $634 on United Price is $745 on Aer Lingus Price is $634 on United Price is $635 on United Price is $740 on United Price is $683 on Icelandair Price is $703 on Turkish Airlines Price is $649 on TAP Portugal

Amazing ORD to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $501 round trip and $331 one way. Prices and availability subject to change. Additional terms may apply.

Flight Schedule for ORD to LHR

Carrier Flight Depart ORD Arrive LHR Sat
2/27
Sun
2/28
Mon
3/1
Tue
3/2
Wed
3/3
Thu
3/4
Fri
3/5
Stops
UA 931 06:00 pm 07:35 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AA 86 07:00 pm 08:40 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)

Best Heathrow Flight and Hotel Packages

Heathrow flight + hotel packages - economy flights

FAQs about flights from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR)

Are there direct flights from Chicago, IL (ORD-OHare Intl.) to London Heathrow?

Begin your getaway in the most relaxed way possible and head straight to London (LHR-Heathrow) from Chicago, IL (ORD-OHare Intl.). United Airlines and British Airways are among the airlines that offer direct services on this flight path.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to London (LHR-Heathrow), please visit our Customer Service Portal.

How long is the flight from Chicago, IL (ORD-O'Hare Intl.) to London Heathrow?

It usually takes 8 hours and 24 minutes to jet from Chicago, IL (ORD-O'Hare Intl.) to London (LHR-Heathrow). You'll be in your seat for a while, so keep yourself entertained with a film or read a magazine.

What is the flight distance from Chicago, IL (ORD-O'Hare Intl.) to London Heathrow?

You will have covered 4,039 mi by the time you've left Chicago, IL (ORD-O'Hare Intl.) and touched down at London (LHR-Heathrow). Remember to bring plenty of things to keep you entertained — it'll be a long journey.

What airlines fly from Chicago, IL (ORD-O'Hare Intl.) to London Heathrow?

There are a number of airlines offering direct flights from Chicago, IL (ORD-O'Hare Intl.) to London (LHR-Heathrow). British Airways (BA) is one of the most popular, offering roughly 62 flights every month. If you want more options, look up the deals on offer from American Airlines (AA). This carrier operates 56 flights each month. Between the two, you're bound to find the flight that's perfect for you.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

O'Hare Intl. to Heathrow Flight FAQ

Traveling FromO'Hare Intl.
Traveling ToHeathrow
Shortest Flight Time7 hours 35 mins
Earliest Departure Time6:00PM CST
Latest Departure Time7:00PM CST
Lowest Flight Price$501

Route Info

Flight path for flights from O'Hare International Airport to London Heathrow Airport


Distance:
3,964.00 miles


Airlines & Aircraft Used on ORD to LHR Flight Routes


Airline Carrier
Aircraft
Air Canada
Boeing 737-300 pax
Air Canada
Boeing 737-700 pax
American Airlines
Airbus A320-100/200
American Airlines
Boeing 737-300 pax
American Airlines
Boeing 737-700 pax
American Airlines
Canadair Regional Jet
American Airlines
Canadair Regional Jet 700
American Airlines
De Havilland Canada DHC-8 Dash 8 all models
American Airlines
LET 410
British Airways
Airbus A330-200
Delta Air Lines
Boeing 737-500 pax
Delta Air Lines
Canadair Regional Jet 900
Finnair
Boeing 777-300 pax
Jet Airways (India)
Aerospatiale/Alenia ATR 42/ ATR 72
Jet Airways (India)
Airbus A330-200
Jet Airways (India)
Boeing 737-800 (winglets) pax
Jet Airways (India)
Boeing 777-200 pax
United Airlines
Antonov AN-24
United Airlines
Antonov AN-24
United Airlines
Boeing 737-700 pax

Popular Flight Routes from Chicago (ORD)

Travelers at ORD love to visit these top cities. Roam to the top destinations from Chicago (ORD) today with the cheap prices from Travelocity!

Popular Flight Routes from London (LHR)

Travelers at LHR love to visit these top cities. Roam to the top destinations from London(LHR) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.