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Cheap flights from London Heathrow Airport to Chicago O'Hare Intl Airport from £223

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — ORD
26 Feb — 4 Mar1
1 adult
Mon 26/2
Mon 4/3

The best prices from London Heathrow to Chicago O'Hare Intl are usually found in April or February, booked 15 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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 22 February 2024.

Popular in

August

Cheapest in

April

Round-trip from

£346

One-way from

£270
High demand for flights, 20% potential price rise
Best time to find cheap flights, 12% potential price drop
From London Heathrow to Chicago O'Hare Intl
One-way flight from London Heathrow to Chicago O'Hare Intl

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

Users have found that flying from London Heathrow Airport to Chicago O'Hare Intl Airport on a Saturday 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 London Heathrow Airport to Chicago O'Hare Intl Airport?

Travelers have found it’s best to book a flight 50 days in advance to save up to 14% 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 50 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 London Heathrow Airport to Chicago O'Hare Intl Airport 1-2 weeks in advance for as low as £535, or £576 for flights within the next 24 hours.

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

February is one of the best times of the year to fly to Chicago O'Hare Intl Airport from London Heathrow Airport. Prices for February average £521 per person but you can even find prices for as low as £304. The most expensive prices can be found in the month of July. Opting for a February flight can save you 28% on your journey compared to booking in July

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

It’s typically best to fly out from London Heathrow Airport to Chicago O'Hare Intl Airport in the evening. Doing so could potentially save you 2% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Virgin Atlantic flights from Heathrow to O'Hare Intl

Explore cheap flight options specifically provided by Virgin Atlantic for the route between Heathrow and O'Hare Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 919,059 searches. Data last updated 22 February 2024.
Take a peek at the cheapest Virgin Atlantic flights we've detected travelling from London to Chicago. Deals update often to give you more flight options matching your criteria
Sat 2/306:20LHR - ORD
1 stop15h 00mVirgin Atlantic
Thu 7/306:25ORD - LHR
1 stop20h 45mVirgin Atlantic
Deal found 20/2£319
Sun 3/308:50LHR - ORD
1 stop12h 18mVirgin Atlantic
Sun 10/317:55ORD - LHR
1 stop10h 05mVirgin Atlantic
Deal found 21/2£353
Tue 9/408:40LHR - ORD
1 stop11h 40mVirgin Atlantic
Thu 25/414:15ORD - LHR
1 stop10h 30mVirgin Atlantic
Deal found 20/2£414
  • One of the most popular airlines travelling from London Heathrow Airport to Chicago O'Hare Intl Airport is Virgin Atlantic. Flights from Virgin Atlantic travelling this route typically cost £629.21 RT. This price is typically 51% cheaper than other airlines that offer London Heathrow Airport to Chicago O'Hare Intl Airport flights. When booking this route, the cheapest RT price found was £540. London Heathrow Airport is the most common London Heathrow Airport airport to take off from when flying to Chicago O'Hare Intl Airport. Chicago O'Hare Intl Airport is the most popular arrival airport in Chicago O'Hare Intl Airport. When flying from London Heathrow Airport to Chicago O'Hare Intl Airport, Virgin Atlantic flights are 4% more popular than any other airline flying that same route.

Cheap British Airways flights from Heathrow to O'Hare Intl

Explore cheap flight options specifically provided by British Airways for the route between Heathrow and O'Hare Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 919,059 searches. Data last updated 22 February 2024.
Some of the best deals we've found on British Airways flights travelling from London to Chicago. Ensure the flight price, dates, time, and airline match your criteria before you book.
Tue 9/411:05LHR - ORD
Nonstop8h 40mBritish Airways
Thu 25/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 20/2£417
Wed 28/216:15LHR - ORD
Nonstop9h 00mBritish Airways
Tue 12/322:05ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 20/2£421
Tue 5/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Tue 2/408:20ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 20/2£426
Mon 4/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Tue 12/322:05ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 20/2£444
Wed 6/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Sun 31/316:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 20/2£451
Wed 6/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Sun 10/319:30ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 21/2£456
Mon 22/413:10LHR - ORD
Nonstop8h 40mBritish Airways
Wed 22/508:20ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 20/2£467
Thu 7/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Tue 12/322:05ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 20/2£474
Wed 6/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Sun 17/318:00ORD - LHR
Nonstop7h 40mBritish Airways
Deal found 20/2£479
  • If you’re travelling from London Heathrow Airport to Chicago O'Hare Intl Airport, one of the more common airlines travelling that route is British Airways. Flights from British Airways travelling this route typically cost £693.01 RT. This price is typically 60% cheaper than other airlines that offer London Heathrow Airport to Chicago O'Hare Intl Airport flights. When booking this route, the cheapest RT price found was £533. When travelling from London Heathrow Airport to Chicago O'Hare Intl Airport on British Airways, the most popular airport to depart from is London Heathrow Airport and the most popular airport to arrive at is Chicago O'Hare Intl Airport. When flying from London Heathrow Airport to Chicago O'Hare Intl Airport, British Airways flights are 1% more popular than any other airline flying that same route.

Cheap Heathrow to O'Hare Intl flights in February & March 2024

Find cheap flight options from Heathrow to O'Hare Intl specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 919,059 searches. Prices were last updated on 22 February 2024.
Listed are some of the best fares we've found on flights departing from London to Chicago in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 2/306:20LHR - ORD
1 stop15h 00mVirgin Atlantic
Thu 7/306:25ORD - LHR
1 stop20h 45mVirgin Atlantic
Deal found 20/2£319
Sat 2/316:15LHR - ORD
Nonstop9h 00mMultiple Airlines
Thu 7/311:45ORD - LHR
1 stop13h 05mMultiple Airlines
Deal found 20/2£348
Sun 3/308:50LHR - ORD
1 stop12h 18mVirgin Atlantic
Sun 10/317:55ORD - LHR
1 stop10h 05mVirgin Atlantic
Deal found 21/2£353
Wed 21/209:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Tue 26/1119:55ORD - LHR
1 stop14h 05mScandinavian Airlines
Deal found 20/2£365
Tue 5/320:40LHR - ORD
1 stop26h 40mIcelandair
Tue 2/419:30ORD - LHR
1 stop10h 25mIcelandair
Deal found 20/2£380
Wed 28/220:40LHR - ORD
1 stop26h 40mIcelandair
Tue 12/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 20/2£381
Fri 8/312:15LHR - ORD
1 stop11h 05mIcelandair
Sun 17/319:30ORD - LHR
1 stop10h 20mIcelandair
Deal found 20/2£382
Mon 4/320:40LHR - ORD
1 stop26h 40mIcelandair
Mon 18/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 21/2£383
Mon 4/320:40LHR - ORD
1 stop26h 40mIcelandair
Mon 18/319:30ORD - LHR
1 stop10h 20mIcelandair
Deal found 21/2£384

Heathrow to O'Hare Intl 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and O'Hare Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 919,059 searches. Data last updated 22 February 2024.
Listed are some of the best fares we've found on flights departing from London to Chicago in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 2/306:20LHR - ORD
1 stop15h 00mVirgin Atlantic
Thu 7/306:25ORD - LHR
1 stop20h 45mVirgin Atlantic
Deal found 20/2£319
Sat 2/316:15LHR - ORD
Nonstop9h 00mMultiple Airlines
Thu 7/311:45ORD - LHR
1 stop13h 05mMultiple Airlines
Deal found 20/2£348
Sun 3/308:50LHR - ORD
1 stop12h 18mVirgin Atlantic
Sun 10/317:55ORD - LHR
1 stop10h 05mVirgin Atlantic
Deal found 21/2£353
Wed 21/209:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Tue 26/1119:55ORD - LHR
1 stop14h 05mScandinavian Airlines
Deal found 20/2£365
Fri 12/409:55LHR - ORD
1 stop14h 00mScandinavian Airlines
Mon 22/419:45ORD - LHR
1 stop14h 15mScandinavian Airlines
Deal found 21/2£366
Tue 5/320:40LHR - ORD
1 stop26h 40mIcelandair
Tue 2/419:30ORD - LHR
1 stop10h 25mIcelandair
Deal found 20/2£380
Wed 28/220:40LHR - ORD
1 stop26h 40mIcelandair
Tue 12/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 20/2£381
Fri 8/312:15LHR - ORD
1 stop11h 05mIcelandair
Sun 17/319:30ORD - LHR
1 stop10h 20mIcelandair
Deal found 20/2£382
Mon 4/320:40LHR - ORD
1 stop26h 40mIcelandair
Mon 18/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 21/2£383

Direct flights to O'Hare Intl from Heathrow

Discover direct flight options from Heathrow to O'Hare Intl. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 919,059 searches. Data last updated 22 February 2024.
If you're seeking options on non-stop flights from London to Chicago, check out these fares. Those looking to potentially save on 1 or 2-stop flights from London to Chicago should utilise the search form at the top of the page.
Sun 3/309:55LHR - ORD
Nonstop8h 55mFinnair
Sun 10/309:55ORD - LHR
Nonstop7h 45mFinnair
Deal found 21/2£381
Tue 9/411:05LHR - ORD
Nonstop8h 40mBritish Airways
Thu 25/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 20/2£417
Tue 5/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Tue 12/322:05ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 20/2£421
Mon 15/415:35LHR - ORD
Nonstop8h 40mBritish Airways
Mon 29/419:10ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 21/2£422
Tue 5/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Tue 2/408:20ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 20/2£426
Wed 10/411:05LHR - ORD
Nonstop8h 40mBritish Airways
Wed 24/418:05ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 20/2£427
Tue 12/309:55LHR - ORD
Nonstop8h 55mAmerican Airlines
Tue 19/309:55ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 21/2£433
Mon 4/313:10LHR - ORD
Nonstop8h 55mAmerican Airlines
Mon 18/309:55ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 20/2£434
Mon 4/313:10LHR - ORD
Nonstop8h 55mAmerican Airlines
Mon 18/319:30ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 21/2£435

Heathrow to O'Hare Intl flights leaving soon

Find last-minute flight options from Heathrow to O'Hare Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 919,059 searches. Data last updated 22 February 2024.
Users seeking a last-minute flight from London to Chicago should consider booking one of these fares. To prevent any unwanted surprises, users should verify their flight info before booking.
Sat 2/306:20LHR - ORD
1 stop15h 00mVirgin Atlantic
Thu 7/306:25ORD - LHR
1 stop20h 45mVirgin Atlantic
Deal found 20/2£319
Sat 2/316:15LHR - ORD
Nonstop9h 00mMultiple Airlines
Thu 7/311:45ORD - LHR
1 stop13h 05mMultiple Airlines
Deal found 20/2£348
Sun 3/308:50LHR - ORD
1 stop12h 18mVirgin Atlantic
Sun 10/317:55ORD - LHR
1 stop10h 05mVirgin Atlantic
Deal found 21/2£353
Fri 23/209:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sun 25/221:45ORD - LHR
1 stop12h 15mScandinavian Airlines
Deal found 21/2£365
Tue 5/320:40LHR - ORD
1 stop26h 40mIcelandair
Tue 2/419:30ORD - LHR
1 stop10h 25mIcelandair
Deal found 20/2£380
Wed 28/220:40LHR - ORD
1 stop26h 40mIcelandair
Tue 12/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 20/2£381
Mon 4/320:40LHR - ORD
1 stop26h 40mIcelandair
Mon 18/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 21/2£383
Mon 4/320:40LHR - ORD
1 stop26h 40mIcelandair
Mon 18/319:30ORD - LHR
1 stop10h 20mIcelandair
Deal found 21/2£384
Tue 5/320:40LHR - ORD
1 stop26h 40mIcelandair
Tue 12/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 20/2£386

One-way flights to O'Hare Intl from Heathrow

Search for one-way flight options from Heathrow to O'Hare Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 919,059 searches. Data last updated 22 February 2024.
Take a look at some of the best available options we've come across on one-way flights from London to Chicago. Users needing a return flight from London to Chicago should utilize the search form above.
Sat 9/306:40LHR - ORD
2 stops31h 25mMultiple Airlines
Deal found 21/2£223
Sun 24/320:50LHR - ORD
2 stops40h 41mMultiple Airlines
Deal found 20/2£236
Sun 12/510:30LHR - ORD
2 stops35h 40mMultiple Airlines
Deal found 20/2£237
Sun 24/306:40LHR - ORD
3 stops47h 12mMultiple Airlines
Deal found 20/2£257
Sun 10/320:50LHR - ORD
2 stops40h 41mMultiple Airlines
Deal found 21/2£259
Tue 14/520:50LHR - ORD
2 stops25h 20mMultiple Airlines
Deal found 20/2£261
Thu 7/307:10LHR - ORD
2 stops31h 55mMultiple Airlines
Deal found 20/2£265
Sun 3/320:50LHR - ORD
2 stops41h 38mMultiple Airlines
Deal found 20/2£268
Thu 29/216:30LHR - ORD
1 stop29h 00mTAP AIR PORTUGAL
Deal found 21/2£270

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

Customise 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 919,059 searches. Data last updated 22 February 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£319 - £423

Route

Depart

Return

Price

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Sat 2/3

1 stop15h 00m

Chicago O'Hare Intl

Thu 7/3

1 stop20h 45m

£319

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Sat 2/3

Nonstop9h 00m

Chicago O'Hare Intl

Thu 7/3

1 stop13h 05m

£348

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Fri 12/4

1 stop14h 00m

Chicago O'Hare Intl

Mon 22/4

1 stop14h 15m

£366

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Tue 5/3

1 stop26h 40m

Chicago O'Hare Intl

Tue 2/4

1 stop10h 25m

£380

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Sun 3/3

Nonstop8h 55m

Chicago O'Hare Intl

Sun 10/3

Nonstop7h 45m

£381

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Tue 2/4

1 stop26h 20m

Chicago O'Hare Intl

Mon 8/4

1 stop12h 45m

£388

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Tue 9/4

Nonstop8h 40m

Chicago O'Hare Intl

Thu 25/4

Nonstop7h 50m

£417

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Tue 16/4

1 stop13h 35m

Chicago O'Hare Intl

Tue 23/4

Nonstop7h 50m

£419

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Tue 5/3

2 stops14h 46m

Chicago O'Hare Intl

Tue 12/3

1 stop10h 35m

£423

Flights are sorted by cheapest first

Deals found on 20/2

When is the best time to book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Heathrow to O'Hare Intl. Price data was last updated on 28 January 2024.
The best time to book flights from London Heathrow Airport to Chicago O'Hare Intl Airport is 15 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.
Search Deals

When is the cheapest time to fly from London Heathrow Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly return from Heathrow to O'Hare Intl. Price data was last updated on 18 February 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London Heathrow Airport to Chicago O'Hare Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to O'Hare Intl by month

Plan your trip from Heathrow to O'Hare Intl by taking into account the cheapest months to travel. The average price of a one-way flight from Heathrow to O'Hare Intl is currently £253 while a return flight costs £382. Price data was last updated on 18 February 2024.

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Chicago O'Hare Intl Airport (average of £601). Flying from London Heathrow Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £774). 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.

January

£476

February

£491

March

£478

April

£491

May

£486

June

£587

July

£613

August

£567

September

£531

October

£512

November

£493

December

£500

Temperature and rainfall in O'Hare Intl by month

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

CHI

Temperature

-5 - 23 °C

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 22 February 2024.
See what other customers who have flown with Virgin Atlantic, British Airways and Austrian Airlines from London to Chicago have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
11,936 reviews

Crew

8.6

Food

7.5

Boarding

8.2

Entertainment

8.1

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very Good
11,936 reviews
8.1
Very Good
11,936 reviews

Crew

8.6

Food

7.5

Boarding

8.2

Entertainment

8.1

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
5,291 reviews
8.1
Very Good
11,936 reviews

Crew

8.6

Food

7.5

Boarding

8.2

Entertainment

8.1

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
1,376 reviews
8.1
Very Good
11,936 reviews

Crew

8.6

Food

7.5

Boarding

8.2

Entertainment

8.1

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
773 reviews
8.1
Very Good
11,936 reviews

Crew

8.6

Food

7.5

Boarding

8.2

Entertainment