HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$336+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ORD
nov. 3 — nov. 101
søn. 11/3
søn. 11/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Edit search

LHR - ORD
nov. 3 - nov. 10

Find cheap flights from Heathrow to O'Hare Intl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from London Heathrow to Chicago O'Hare Intl are usually found in January or February, booked 79 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

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 oktober 29, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

August

Cheapest in

January

Round-trip from

$470
(Gotogate)

One-way from

$336
(Kiwi.com)
Provider with most accurate pricing for London Heathrow-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Chicago O'Hare Intl flights.
Search Deals
High demand for flights, 20% potential price rise
Search Deals
Best time to find cheap flights, 13% potential price drop
Search Deals
From London Heathrow to Chicago O'Hare Intl
Search Deals
One-way flight from London Heathrow to Chicago O'Hare Intl
Search Deals

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 oktober 29, 2024.

This United Airlines deal was found by Cheapflights users on 10/29. 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.
lør. 11/238:55 amLHR - ORD
1 stop13h 20mUnited Airlines
lør. 11/238:25 pmORD - LHR
1 stop30h 05mUnited Airlines
Deal found 10/29$545
This Fly & Visit Rome deal was found by Cheapflights users on 10/29. 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 Fly & Visit Rome is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons. 11/209:05 pmLHR - ORD
2 stops24h 45mScandinavian Airlines
søn. 11/247:10 pmORD - LHR
1 stop16h 30mScandinavian Airlines
Deal found 10/29$547
This Fly & Visit Rome deal was found by Cheapflights users on 10/28. 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 Fly & Visit Rome is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
søn. 11/246:00 amLHR - ORD
1 stop15h 30mTAP AIR PORTUGAL
søn. 12/18:25 pmORD - LHR
1 stop15h 05mTAP AIR PORTUGAL
Deal found 10/28$549
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tor. 12/59:55 amLHR - ORD
2 stops35h 35mMultiple Airlines
ons. 12/117:15 pmORD - LHR
2 stops18h 50mMultiple Airlines
Deal found 10/29$560
This The Travel House deal was found by Cheapflights users on 10/29. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tir. 11/267:00 amLHR - ORD
1 stop13h 30mFinnair
tir. 12/38:35 amORD - LHR
1 stop18h 05mFinnair
Deal found 10/29$562
This Fly & Visit Rome deal was found by Cheapflights users on 10/29. 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 Fly & Visit Rome is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
søn. 12/158:40 pmLHR - ORD
1 stop26h 40mIcelandair
man. 12/306:30 pmORD - LHR
1 stop10h 20mIcelandair
Deal found 10/29$569
This Bravofly deal was found by Cheapflights users on 10/28. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 11/28:50 amLHR - ORD
1 stop15h 05mAer Lingus
ons. 12/43:55 pmORD - LHR
1 stop10h 10mAer Lingus
Deal found 10/28$573
This American Airlines deal was found by Cheapflights users on 10/29. 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.
tir. 11/2611:45 amLHR - ORD
1 stop13h 35mAmerican Airlines
tir. 12/36:35 pmORD - LHR
Nonstop7h 40mAmerican Airlines
Deal found 10/29$594
This World Air Fares deal was found by Cheapflights users on 10/28. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 11/2510:25 amLHR - ORD
Nonstop9h 25mLufthansa
tor. 12/55:50 pmORD - LHR
Nonstop8h 05mLufthansa
Deal found 10/28$607
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 11/256:00 amLHR - ORD
1 stop14h 05mAustrian Airlines
man. 12/99:10 pmORD - LHR
Nonstop8h 05mAustrian Airlines
Deal found 10/28$631
This Air Canada deal was found by Cheapflights users on 10/29. 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.
ons. 11/276:50 amLHR - ORD
2 stops13h 55mAir Canada
ons. 12/49:50 amORD - LHR
2 stops15h 20mAir Canada
Deal found 10/29$641
This British Airways deal was found by Cheapflights users on 10/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons. 12/42:10 pmLHR - ORD
Nonstop8h 50mBritish Airways
tor. 3/1311:05 pmORD - LHR
Nonstop7h 35mBritish Airways
Deal found 10/28$642

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 2,539,541 searches. Data last updated oktober 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$470 - $641

Route

Depart

Return

Price

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

fre. 1/24

1 stop11h 05m

Chicago O'Hare Intl

søn. 2/9

1 stop10h 20m

$470

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

tor. 12/5

1 stop27h 00m

Chicago O'Hare Intl

søn. 12/8

1 stop19h 10m

$482

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

fre. 1/10

1 stop15h 10m

Chicago O'Hare Intl

man. 4/7

1 stop14h 45m

$499

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

tir. 12/3

2 stops34h 35m

Chicago O'Hare Intl

søn. 12/8

2 stops21h 40m

$523

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

tir. 12/3

1 stop27h 55m

Chicago O'Hare Intl

tir. 12/17

1 stop17h 35m

$582

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

tor. 11/21

1 stop11h 45m

Chicago O'Hare Intl

tor. 12/5

1 stop10h 10m

$584

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

tir. 11/26

1 stop13h 35m

Chicago O'Hare Intl

ons. 2/26

Nonstop7h 30m

$594

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

man. 11/25

Nonstop9h 25m

Chicago O'Hare Intl

tor. 12/5

Nonstop8h 05m

$607

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

man. 11/25

Nonstop8h 50m

Chicago O'Hare Intl

man. 12/2

Nonstop7h 35m

$629

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

man. 11/25

1 stop14h 05m

Chicago O'Hare Intl

man. 12/9

Nonstop8h 05m

$631

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

ons. 11/27

2 stops13h 55m

Chicago O'Hare Intl

ons. 12/4

2 stops14h 55m

$641

Flights are sorted by cheapest first

Deals found on 10/28

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 October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
AranGrantPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 starCancellation PolicyAirline Policy
ScholarTripPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
Justfly.comPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
OvagoPrice Accuracy2 starsTrust Score*3 starsCancellation PolicyAirline Policy
JetabroadPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyNo Information
Kiwi.comPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyNo Information

*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 October 25, 2024.

The best time to book flights from London Heathrow Airport to Chicago O'Hare Intl Airport is 79 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.

Find deals

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

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport (average of $232). Flying from London Heathrow Airport to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $308). 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 oktober 29, 2024.

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 36% 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 October 27, 2024.

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. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Find deals

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 oktober 29, 2024.
Read reviews from past customers who have flown British Airways, Finnair and American Airlines from London to Chicago. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.7
Good
1,319 reviews

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.8

Crew

8.2

Entertainment

6.9

Reviews

1 / 10

Seats were small, but comfortable enough. It was only a smaller plane for the short flight to Tromsö.

Finnair
7.7
Good
1,319 reviews
Finnair
7.7
Good
1,319 reviews

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.8

Crew

8.2

Entertainment

6.9

Reviews

1 / 10

Seats were small, but comfortable enough. It was only a smaller plane for the short flight to Tromsö.

Austrian Airlines
7.7
Good
833 reviews
Finnair
7.7
Good
1,319 reviews

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.8

Crew

8.2

Entertainment

6.9

Reviews

1 / 10

Seats were small, but comfortable enough. It was only a smaller plane for the short flight to Tromsö.

Virgin Atlantic
7.6
Good
667 reviews
Finnair
7.7
Good
1,319 reviews

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.8

Crew

8.2

Entertainment

6.9

Reviews

1 / 10

Seats were small, but comfortable enough. It was only a smaller plane for the short flight to Tromsö.

Scandinavian Airlines
7.3
Good
1,298 reviews
Finnair
7.7
Good
1,319 reviews

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.8

Crew

8.2

Entertainment

6.9

Reviews

1 / 10

Seats were small, but comfortable enough. It was only a smaller plane for the short flight to Tromsö.

WestJet
7.3
Good
2,801 reviews
Finnair
7.7
Good
1,319 reviews

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.8

Crew

8.2

Entertainment

6.9

Reviews

1 / 10

Seats were small, but comfortable enough. It was only a smaller plane for the short flight to Tromsö.

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.

  • Can I find flights from London Heathrow Airport to Chicago O'Hare Intl Airport for under $500 on Cheapflights?

    Yes, there are multiple flights from London Heathrow Airport to Chicago O'Hare Intl Airport for under $500. The cheapest flight booked recently is on Icelandair for just $470, but on average you can expect to pay $567.

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

    Cheapflights has at least 9 direct flights from London Heathrow Airport to Chicago O'Hare Intl Airport under $700. A good price for a nonstop flight from London Heathrow Airport to Chicago O'Hare Intl Airport is less than $651.

  • Are there last-minute flights available from London Heathrow Airport to Chicago O'Hare Intl Airport for under $600?

    There are currently 18+ open flights from London Heathrow Airport to Chicago O'Hare Intl Airport within the next 7 days for less than $600.

  • What days are nonstop flights available from London Heathrow Airport to Chicago O'Hare Intl Airport?

    Days when nonstop flights are available for this flight are: Sunday, Tuesday, Wednesday, Thursday, Friday, Saturday.

  • How many flights depart from London Heathrow Airport to Chicago O'Hare Intl Airport on average per day?

    11 flight departures from London Heathrow Airport to Chicago O'Hare Intl Airport per day on average.
    Morning (6am - Noon) - 55% of flight departures
    Afternoon (Noon - 6pm) - 45% of flight departures

  • How long is the flight from London Heathrow Airport to Chicago O'Hare Intl Airport?

    Airlines like Icelandair, TAP AIR PORTUGAL, and Scandinavian Airlines fly from London Heathrow Airport to Chicago O'Hare Intl Airport in about 11h 05m. The time it takes to get you to your destination can typically vary by up to 15h 55m. The distance between London Heathrow Airport and Chicago O'Hare Intl Airport is about 3964 mi. This flight may include one or multiple stops.

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

    According to our current data, Icelandair ($470), TAP AIR PORTUGAL ($482), and Scandinavian Airlines ($499) offers the cheapest pricing from London Heathrow Airport to Chicago O'Hare Intl Airport. These flights start at 34% 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 Icelandair, which is currently one of the cheapest options available, starting at $456. TAP AIR PORTUGAL flights start at $494 while deals on Aer Lingus start at $509 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: Malaysia Airlines (97%), SWISS (82%), Air Canada (81%).

  • 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 $601. On average you can expect to pay $1,593. The most popular route, (London Heathrow - Chicago O'Hare Intl), can usually be booked for $470.

  • What does LHR to ORD mean?

    LHR and ORD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LHR to ORD refers to a flight route from London Heathrow Airport to Chicago O'Hare Intl Airport.

  • Can I find deals for flights from Heathrow to O'Hare Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Heathrow to O'Hare Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Heathrow to O'Hare Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Heathrow to O'Hare Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Heathrow to O'Hare Intl that allow pets onboard?

    Many airlines flying from Heathrow to O'Hare Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Heathrow to O'Hare Intl?

    Yes, you can often find last-minute deals on Heathrow to O'Hare Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London Heathrow Airport to Chicago O'Hare Intl Airport flight deals updated?

    The London Heathrow Airport to Chicago O'Hare Intl Airport flight deals you see on this page were last updated on 10/29.

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

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport (average of $232). Flying from London Heathrow Airport to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $308). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 2,539,541 searches. Data last updated oktober 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$445Average$579FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$483Average$729FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$501Average$685FlexibilityNo cancel feeOn-time76%
IberiaCheapest$525Average$714FlexibilityNo cancel feeOn-time77%
FinnairCheapest$535Average$662FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$537Average$780FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$556Average$777FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$557Average$742FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$578Average$738FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$598Average$924FlexibilityNo cancel feeOn-time76%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines