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Cheap flights from Chicago O'Hare Intl Airport to London Heathrow Airport from £159

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
20 Nov — 27 Nov1
1 adult

The best prices from Chicago O'Hare Intl to London Heathrow are usually found in February or October, booked 22 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from O'Hare Intl to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Heathrow (LHR). 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 15 November 2024.

Round-trip from

£467

One-way from

£159

Popular in

June

Cheapest in

February
Scandinavian Airlines
  • Scandinavian Airlines
  • 7/3-16/3
  • 3 total stops
  • 43h 40m total
  • Chicago to London
Search Deals
Icelandair
  • Icelandair
  • 14/1
  • 1 total stop
  • 19h 00m total
  • Chicago to London
Search Deals
High demand for flights, 28% potential price rise
Search Deals
Best time to find cheap flights, 18% potential price drop
Search Deals

Find flight deals from O'Hare Intl to Heathrow

Cheapest flights from O'Hare Intl to Heathrow
Explore the most affordable flight options available from O'Hare Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 November 2024.

Sun 8/1220:25ORD - LHR
1 stop15h 05mTAP AIR PORTUGAL
Tue 10/1208:15LHR - ORD
2 stops31h 03mTAP AIR PORTUGAL
Deal found 14/11£468
Sun 8/1220:25ORD - LHR
2 stops18h 35mMultiple Airlines
Thu 12/1215:10LHR - ORD
2 stops30h 20mMultiple Airlines
Deal found 14/11£469
Tue 26/1118:30ORD - LHR
1 stop19h 00mIcelandair
Tue 10/1220:40LHR - ORD
1 stop26h 40mIcelandair
Deal found 14/11£472
Tue 3/1219:05ORD - LHR
1 stop16h 45mSWISS
Tue 10/1208:55LHR - ORD
1 stop13h 20mSWISS
Deal found 14/11£479
Thu 5/1208:50ORD - LHR
1 stop15h 05mJetBlue
Mon 9/1208:25LHR - ORD
1 stop13h 28mJetBlue
Deal found 15/11£485
Mon 2/1217:50ORD - LHR
Nonstop8h 05mUnited Airlines
Tue 10/1206:30LHR - ORD
1 stop14h 45mUnited Airlines
Deal found 15/11£487
Wed 4/1222:05ORD - LHR
Nonstop7h 35mIberia
Tue 10/1215:45LHR - ORD
Nonstop9h 00mIberia
Deal found 15/11£491
Tue 19/1116:35ORD - LHR
1 stop10h 00mBritish Airways
Tue 26/1107:00LHR - ORD
1 stop13h 30mBritish Airways
Deal found 13/11£494
Sun 1/1211:35ORD - LHR
1 stop13h 35mAir Canada
Tue 14/106:50LHR - ORD
2 stops13h 55mAir Canada
Deal found 15/11£495
Mon 2/1214:05ORD - LHR
1 stop11h 00mDelta
Fri 13/1208:40LHR - ORD
1 stop11h 50mDelta
Deal found 14/11£496
Wed 4/1222:05ORD - LHR
Nonstop7h 35mFinnair
Wed 11/1211:55LHR - ORD
Nonstop8h 50mFinnair
Deal found 14/11£498
Wed 20/1116:35ORD - LHR
1 stop10h 00mAmerican Airlines
Tue 26/1111:45LHR - ORD
1 stop13h 35mAmerican Airlines
Deal found 14/11£511

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

Customise your flight search to find flights from O'Hare Intl to Heathrow 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 943,810 searches. Data last updated 15 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Fri 7/3

19:10-18:30

2 stops17h 20m

London Heathrow

Sun 16/3

19:30-16:50

1 stop26h 20m

£467

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 8/12

20:25-17:30

1 stop15h 05m

London Heathrow

Tue 10/12

08:15-09:18

2 stops31h 03m

£468

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 4/2

09:05-05:55

1 stop14h 50m

London Heathrow

Wed 12/2

07:25-17:18

1 stop15h 53m

£469

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 3/12

10:11-07:10

2 stops14h 59m

London Heathrow

Thu 12/12

06:00-00:34

2 stops24h 34m

£470

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 7/1

18:30-19:30

1 stop19h 00m

London Heathrow

Wed 22/1

12:15-17:20

1 stop11h 05m

£472

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 21/4

21:15-11:05

Nonstop7h 50m

London Heathrow

Tue 29/4

09:30-17:25

1 stop13h 55m

£479

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 4/12

17:50-07:55

Nonstop8h 05m

London Heathrow

Thu 12/12

08:55-16:15

1 stop13h 20m

£488

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Wed 8/1

17:00-06:50

Nonstop7h 50m

London Heathrow

Tue 14/1

11:00-13:55

Nonstop8h 55m

£492

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Mon 2/12

14:05-07:05

1 stop11h 00m

London Heathrow

Fri 13/12

08:40-14:30

1 stop11h 50m

£496

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Tue 3/12

09:50-07:10

2 stops15h 20m

London Heathrow

Tue 14/1

06:50-14:45

2 stops13h 55m

£500

Flights are sorted by cheapest first

Deals found on 15/11

Showing 1-10 of 24 results
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Best time to book a flight from O'Hare Intl to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from O'Hare Intl with our price prediction graph.
Estimated return 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 O'Hare Intl to Heathrow

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

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

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Heathrow. Price data was last updated on 8 November 2024.

The best time to book flights from Chicago O'Hare Intl Airport to London Heathrow Airport is 22 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 Chicago O'Hare Intl Airport to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport (average of £112). Flying from Chicago O'Hare Intl Airport to London Heathrow Airport in July is currently the most expensive (average of £160). 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 ORD to LHR?

Find hourly flight availability from O'Hare Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 November 2024.

Unlike at midday, when flights are generally more expensive, you can save up to 32% on flights from Chicago O'Hare Intl Airport to London Heathrow Airport by exploring options for tickets in the morning.

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

Explore weekly flight availability from O'Hare Intl to Heathrow. 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 15 November 2024.

The most flights from ORD to LHR are scheduled on a Monday (38 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 15 November 2024.
See what other customers who have flown with Scandinavian Airlines, TAP AIR PORTUGAL and JetBlue from Chicago to London have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,786 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,304 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,638 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue
7.5
Good
3,435 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,193 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Heathrow. 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 Chicago O'Hare Intl Airport to London Heathrow Airport round-trip?

    Currently priced at £467, Scandinavian Airlines will fly you from Chicago O'Hare Intl Airport to London Heathrow Airport and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from TAP AIR PORTUGAL and JetBlue - these airlines can fly you to your destination from £468 and £469, respectively. Scandinavian Airlines is currently priced 25% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as £159. However, be on the lookout for offers from WestJet and TAP AIR PORTUGAL, as they are both options that can get you from Chicago O'Hare Intl Airport to London Heathrow Airport for a low price.

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

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to London Heathrow Airport are Royal Jordanian (78%), Brussels Airlines (77%) and Air Canada (76%).

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

    The cheapest flight price from Chicago O'Hare Intl Airport to London Heathrow Airport is £294. On average you can expect to pay £3,187. The most popular route, (Chicago O'Hare Intl - London Heathrow), can usually be booked for £364.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Heathrow 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 Chicago O'Hare Intl Airport to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to London Heathrow Airport (average of £112). Flying from Chicago O'Hare Intl Airport to London Heathrow Airport in July is currently the most expensive (average of £160). 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

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Alternative routes for O'Hare Intl to Heathrow

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

Top 8 airlines flying from O'Hare Intl to Heathrow

Discover the top 8 airlines that operate flights from O'Hare Intl to Heathrow. 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 943,810 searches. Data last updated 15 November 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£321Average£784FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£343Average£403FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
FinnairCheapest£377Average£743FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£405Average£747FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest£469Average£678FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£492Average£683FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£495Average£673FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest£533Average£743FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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How does Cheapflights help users find flights from O'Hare Intl to Heathrow?

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Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Heathrow?

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Can Cheapflights find flights from O'Hare Intl to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from O'Hare Intl to Heathrow flexibly with Cheapflights today.

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Of course! You can now track prices for flights from O'Hare Intl to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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