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O'Hare Intl

$412+ Cheap flights from Heathrow (LHR) to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ORD
Jan 27 — Feb 31
Mon 1/27
Mon 2/3
1 adult, Economy
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The best prices from London Heathrow to Chicago O'Hare Intl are usually found in February or April, booked 30 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Heathrow to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$532
(Gotogate)

One-way from

$412
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$666

Good round-trip deal

$736 or less

Good one-way deal

$667 or less
Provider with most accurate pricing for London Heathrow-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Chicago O'Hare Intl flights.
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From London Heathrow to Chicago O'Hare Intl
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One-way flight from London Heathrow to Chicago O'Hare Intl
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Highest demand for flights based on searches. 10% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Price to beat on a round-trip flight from London Heathrow to Chicago O'Hare Intl.
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Price to beat on a one-way flight from London Heathrow to Chicago O'Hare Intl.
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Find flight deals from Heathrow to O'Hare Intl

Cheapest flights from Heathrow to O'Hare Intl
Explore the most affordable flight options available from Heathrow to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 22, 2025.

This Gotogate deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/38:40 pmLHR - ORD
1 stop26h 40mIcelandair
Mon 2/176:30 pmORD - LHR
1 stop10h 20mIcelandair
Deal found 1/22$532
This Cheapflightsfares deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1911:55 amLHR - ORD
Nonstop8h 50mBritish Airways
Wed 2/269:45 pmORD - LHR
Nonstop7h 45mBritish Airways
Deal found 1/22$533
This Flightnetwork deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/156:00 amLHR - ORD
1 stop14h 05mAustrian Airlines
Tue 3/1810:10 pmORD - LHR
Nonstop8h 05mAustrian Airlines
Deal found 1/22$534
This Air Canada deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/196:50 amLHR - ORD
2 stops13h 55mAir Canada
Wed 2/2611:35 amORD - LHR
1 stop13h 35mAir Canada
Deal found 1/22$536
This SmartFares deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/139:05 pmLHR - ORD
2 stops26h 45mScandinavian Airlines
Sat 4/57:15 pmORD - LHR
1 stop16h 25mScandinavian Airlines
Deal found 1/22$537
This Air Canada deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/196:50 amLHR - ORD
2 stops13h 55mMultiple Airlines
Wed 3/261:58 pmORD - LHR
2 stops13h 32mMultiple Airlines
Deal found 1/21$540
This American Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/511:55 amLHR - ORD
Nonstop8h 50mAmerican Airlines
Wed 2/126:35 pmORD - LHR
Nonstop7h 40mAmerican Airlines
Deal found 1/22$543
This Lufthansa deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1710:25 amLHR - ORD
Nonstop9h 25mLufthansa
Wed 2/265:50 pmORD - LHR
Nonstop8h 05mLufthansa
Deal found 1/22$547
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/178:40 amLHR - ORD
1 stop11h 50mDelta
Tue 2/255:13 pmORD - LHR
1 stop12h 27mDelta
Deal found 1/22$549
This United Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/68:55 amLHR - ORD
1 stop13h 20mUnited Airlines
Wed 2/125:50 pmORD - LHR
Nonstop8h 05mUnited Airlines
Deal found 1/22$552
This EaseMyTrip deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/711:00 amLHR - ORD
Nonstop8h 55mFinnair
Tue 2/115:00 pmORD - LHR
Nonstop7h 50mFinnair
Deal found 1/22$576
This SWISS deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/38:05 pmLHR - ORD
2 stops22h 10mSWISS
Mon 2/175:55 pmORD - LHR
2 stops13h 05mSWISS
Deal found 1/22$587

Find flights from Heathrow to O'Hare Intl within your budget

Customize your flight search to find flights from Heathrow to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 22, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Mon 2/3

8:40 pm-5:20 pm

1 stop26h 40m

Chicago O'Hare Intl

Mon 2/17

6:30 pm-10:50 am

1 stop10h 20m

$532

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 2/19

11:55 am-2:45 pm

Nonstop8h 50m

Chicago O'Hare Intl

Wed 2/26

9:45 pm-11:30 am

Nonstop7h 45m

$533

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Sat 3/15

6:00 am-3:05 pm

1 stop14h 05m

Chicago O'Hare Intl

Tue 3/18

10:10 pm-11:15 am

Nonstop8h 05m

$534

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Mon 2/3

7:40 am-2:10 pm

1 stop12h 30m

Chicago O'Hare Intl

Mon 2/17

5:50 pm-7:55 am

Nonstop8h 05m

$535

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 2/19

6:50 am-2:45 pm

2 stops13h 55m

Chicago O'Hare Intl

Wed 2/26

11:35 am-7:10 am

1 stop13h 35m

$536

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 2/5

11:55 am-2:45 pm

Nonstop8h 50m

Chicago O'Hare Intl

Wed 2/12

6:35 pm-8:15 am

Nonstop7h 40m

$543

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 2/19

7:40 am-2:10 pm

1 stop12h 30m

Chicago O'Hare Intl

Mon 2/24

9:10 pm-11:15 am

Nonstop8h 05m

$545

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Mon 2/17

8:40 am-2:30 pm

1 stop11h 50m

Chicago O'Hare Intl

Tue 2/25

5:13 pm-11:40 am

1 stop12h 27m

$549

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Thu 2/6

8:55 am-4:15 pm

1 stop13h 20m

Chicago O'Hare Intl

Wed 2/12

5:50 pm-7:55 am

Nonstop8h 05m

$552

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 2/28

7:05 am-5:50 pm

2 stops16h 45m

Chicago O'Hare Intl

Sat 3/8

7:40 pm-4:25 pm

2 stops14h 45m

$554

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 26 results
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Compare providers for flights from Heathrow to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to O'Hare Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
ScholarTripPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Heathrow to O'Hare Intl

Get recent, data-driven insights about flights from Heathrow to O'Hare Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to O'Hare Intl. Price data was last updated on January 17, 2025.

The best time to book flights from London Heathrow Airport to Chicago O'Hare Intl Airport is 20 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport (average of $245). Flying from London Heathrow Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to ORD?

Find hourly flight availability from Heathrow to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 22, 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Chicago O'Hare Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from London Heathrow Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Heathrow to O'Hare Intl. Price data was last updated on January 21, 2025.

Travelers seeking maximum savings on their London Heathrow Airport to Chicago O'Hare Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London Heathrow Airport to Chicago O'Hare Intl Airport

Explore weekly flight availability from Heathrow to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 22, 2025.

The most flights from LHR to ORD are scheduled on a Monday (36 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated January 22, 2025.
Read reviews from past customers who have flown Lufthansa, Air Canada and Icelandair from London to Chicago. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,512 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,512 reviews
Delta
8.0
Very good
8,512 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,512 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.5
Good
787 reviews
Delta
8.0
Very good
8,512 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,600 reviews
Delta
8.0
Very good
8,512 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
664 reviews
Delta
8.0
Very good
8,512 reviews

Overall

8.0

Crew

8.6

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Heathrow to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    According to our current data, Lufthansa ($532), Scandinavian Airlines ($533), and Air Canada ($536) offers the cheapest pricing from London Heathrow Airport to Chicago O'Hare Intl Airport. These flights start at 27% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $442. Icelandair flights start at $443 while deals on Scandinavian Airlines start at $523 one-way.

  • What are the most reliable airlines from London Heathrow Airport to Chicago O'Hare Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Chicago O'Hare Intl Airport on time: Air Canada (93%), Austrian Airlines (93%), United Airlines (93%).

  • What are the cheapest flights from London Heathrow Airport to Chicago O'Hare Intl Airport?

    The cheapest flight price from London Heathrow Airport to Chicago O'Hare Intl Airport is $578. On average you can expect to pay $1,362. The most popular route, (London Heathrow - Chicago O'Hare Intl), can usually be booked for $439.

  • Can I find deals for flights from Heathrow to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Heathrow to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to O'Hare Intl.

  • Can I find deals for business class flights from Heathrow to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Heathrow to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport (average of $245). Flying from London Heathrow Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Naperville
Rosemont
Beloit
Racine
Hoffman Estates
Schaumburg
Rockford
Skokie
Tinley Park
Arlington Heights
Northbrook
Evanston
Des Plaines
Orland Park
Merrillville
Kenosha
Lake Geneva
New Buffalo
Gurnee
Willowbrook

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Alternative routes for Heathrow to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to O'Hare Intl flights
London City to O'Hare Intl flights
Heathrow to Midway flights
Stansted to O'Hare Intl flights
Luton to O'Hare Intl flights

Top 10 airlines flying from Heathrow to O'Hare Intl

Discover the top 10 airlines that operate flights from Heathrow to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$451Average$567FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$462Average$666FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$483Average$729FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$556Average$791FlexibilityNo cancel feeOn-time71%
FinnairCheapest$562Average$809FlexibilityNo cancel feeOn-time76%
IberiaCheapest$564Average$787FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$578Average$733FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$579Average$1,035FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$592Average$804FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$660Average$1,067FlexibilityNo cancel feeOn-time76%
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