Cheap flights from Chicago O'Hare Intl Airport to London Heathrow Airport from £170
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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LHR
22 Dec — 29 Dec1
Return
1 adult
Economy
The best prices from Chicago O'Hare Intl to London Heathrow are usually found in February or October, booked 8 days in advance, depart on a Wednesday or Thursday and return on a Tuesday
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 17 December 2024.
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 17 December 2024.
Tue 31/1221:10ORD - LHR
Nonstop8h 05mUnited Airlines
Mon 13/113:45LHR - ORD
1 stop32h 30mUnited Airlines
Deal found 15/12£506
Sat 28/1218:06ORD - LHR
2 stops30h 24mAir Canada
Thu 9/109:00LHR - ORD
2 stops16h 37mAir Canada
Deal found 16/12£531
Mon 30/1219:10ORD - LHR
1 stop14h 50mScandinavian Airlines
Thu 9/115:35LHR - ORD
2 stops30h 15mScandinavian Airlines
Deal found 16/12£536
Sat 28/1220:55ORD - LHR
1 stop28h 00mBritish Airways
Fri 10/118:00LHR - ORD
1 stop22h 47mBritish Airways
Deal found 15/12£567
Fri 27/1220:20ORD - LHR
1 stop16h 35mTAP AIR PORTUGAL
Tue 29/419:50LHR - ORD
1 stop26h 20mTAP AIR PORTUGAL
Deal found 16/12£619
Sun 29/1218:25ORD - LHR
Nonstop7h 50mAmerican Airlines
Fri 10/108:40LHR - ORD
1 stop14h 12mAmerican Airlines
Deal found 16/12£664
Tue 17/1215:55ORD - LHR
1 stop11h 50mMultiple Airlines
Tue 24/1206:00LHR - ORD
1 stop16h 15mMultiple Airlines
Deal found 16/12£675
Thu 26/1208:42ORD - LHR
1 stop15h 13mJetBlue
Tue 14/108:25LHR - ORD
1 stop15h 34mJetBlue
Deal found 15/12£707
Wed 25/1212:30ORD - LHR
1 stop12h 20mDelta
Fri 17/108:40LHR - ORD
1 stop11h 50mDelta
Deal found 16/12£709
Tue 17/1213:59ORD - LHR
1 stop11h 16mVirgin Atlantic
Tue 24/1220:25LHR - ORD
1 stop24h 05mVirgin Atlantic
Deal found 16/12£715
Sat 28/1218:30ORD - LHR
1 stop10h 20mIcelandair
Wed 15/112:15LHR - ORD
1 stop11h 05mIcelandair
Deal found 16/12£728
Fri 27/1222:00ORD - LHR
Nonstop7h 40mFinnair
Tue 29/409:30LHR - ORD
1 stop13h 55mFinnair
Deal found 17/12£749
Best flights from O'Hare Intl to Heathrow
Discover carefully curated flight deals from O'Hare Intl to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 December 2024.
Mon 17/320:40ORD - LHR
2 stops17h 10mScandinavian Airlines
Wed 26/321:05LHR - ORD
2 stops26h 45mScandinavian Airlines
Deal found 15/12£468
Wed 26/218:30ORD - LHR
1 stop10h 20mIcelandair
Wed 5/312:15LHR - ORD
1 stop11h 05mIcelandair
Deal found 15/12£469
Wed 15/118:30ORD - LHR
1 stop10h 20mMultiple Airlines
Wed 22/115:15LHR - ORD
2 stops51h 14mMultiple Airlines
Deal found 16/12£470
Sun 12/117:05ORD - LHR
1 stop10h 25mJetBlue
Tue 21/108:25LHR - ORD
1 stop15h 28mJetBlue
Deal found 16/12£471
Fri 10/120:20ORD - LHR
1 stop16h 35mTAP AIR PORTUGAL
Fri 31/106:00LHR - ORD
1 stop15h 30mTAP AIR PORTUGAL
Deal found 16/12£477
Tue 11/218:35ORD - LHR
Nonstop7h 40mIberia
Tue 18/207:00LHR - ORD
1 stop13h 30mIberia
Deal found 16/12£492
Sun 30/321:15ORD - LHR
Nonstop7h 40mFinnair
Wed 9/410:20LHR - ORD
1 stop13h 05mFinnair
Deal found 16/12£499
Wed 2/421:15ORD - LHR
Nonstop7h 40mBritish Airways
Tue 8/415:30LHR - ORD
Nonstop8h 45mBritish Airways
Deal found 16/12£501
Tue 31/1221:10ORD - LHR
Nonstop8h 05mUnited Airlines
Mon 13/113:45LHR - ORD
1 stop32h 30mUnited Airlines
Deal found 15/12£506
Wed 8/114:05ORD - LHR
1 stop10h 25mAir Canada
Tue 4/208:55LHR - ORD
2 stops15h 55mAir Canada
Deal found 16/12£518
Wed 2/414:35ORD - LHR
1 stop12h 00mDelta
Tue 8/408:40LHR - ORD
1 stop11h 40mDelta
Deal found 16/12£528
Sun 12/119:05ORD - LHR
2 stops20h 20mSWISS
Tue 21/107:00LHR - ORD
2 stops15h 15mSWISS
Deal found 16/12£576
Direct flights from O'Hare Intl to Heathrow
Explore direct flight options from O'Hare Intl to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 December 2024.
Wed 15/121:45ORD - LHR
Nonstop7h 45mBritish Airways
Wed 22/111:00LHR - ORD
Nonstop8h 55mBritish Airways
Deal found 16/12£498
Wed 22/121:45ORD - LHR
Nonstop7h 45mIberia
Wed 29/115:45LHR - ORD
Nonstop9h 00mIberia
Deal found 17/12£511
Sun 12/117:00ORD - LHR
Nonstop7h 50mFinnair
Tue 21/111:00LHR - ORD
Nonstop8h 55mFinnair
Deal found 16/12£513
Sun 12/117:50ORD - LHR
Nonstop8h 05mUnited Airlines
Tue 21/113:35LHR - ORD
Nonstop9h 25mUnited Airlines
Deal found 16/12£528
Sun 12/121:10ORD - LHR
Nonstop8h 05mLufthansa
Tue 21/113:35LHR - ORD
Nonstop9h 25mLufthansa
Deal found 16/12£541
Wed 22/118:35ORD - LHR
Nonstop7h 40mAlaska Airlines
Wed 29/111:55LHR - ORD
Nonstop8h 50mAlaska Airlines
Deal found 16/12£686
Sun 12/121:10ORD - LHR
Nonstop8h 05mMultiple Airlines
Tue 21/110:25LHR - ORD
Nonstop9h 25mMultiple Airlines
Deal found 16/12£689
Sat 22/319:40ORD - LHR
Nonstop7h 35mAmerican Airlines
Sat 5/413:10LHR - ORD
Nonstop8h 45mAmerican Airlines
Deal found 16/12£738
Last-minute flights from O'Hare Intl to Heathrow
Discover last-minute flight deals from O'Hare Intl to Heathrow. Data last updated 17 December 2024 and is based on user searches.
Mon 23/1220:25ORD - LHR
1 stop30h 05mUnited Airlines
Tue 14/106:30LHR - ORD
2 stops16h 11mUnited Airlines
Deal found 15/12£710
Mon 23/1218:30ORD - LHR
1 stop10h 20mIcelandair
Tue 4/212:15LHR - ORD
1 stop11h 05mIcelandair
Deal found 16/12£792
Tue 24/1220:25ORD - LHR
1 stop28h 05mMultiple Airlines
Thu 16/108:55LHR - ORD
1 stop13h 20mMultiple Airlines
Deal found 15/12£694
Tue 24/1213:54ORD - LHR
1 stop13h 21mBritish Airways
Tue 14/111:55LHR - ORD
Nonstop8h 50mBritish Airways
Deal found 16/12£727
Wed 25/1212:30ORD - LHR
1 stop12h 20mDelta
Fri 17/108:40LHR - ORD
1 stop11h 50mDelta
Deal found 16/12£709
Wed 25/1211:35ORD - LHR
1 stop13h 35mAir Canada
Tue 14/106:50LHR - ORD
2 stops13h 55mAir Canada
Deal found 16/12£712
Wed 25/1213:54ORD - LHR
1 stop11h 06mAmerican Airlines
Wed 15/115:45LHR - ORD
Nonstop9h 00mAmerican Airlines
Deal found 16/12£724
Thu 26/1208:42ORD - LHR
1 stop15h 13mJetBlue
Tue 14/108:25LHR - ORD
1 stop15h 34mJetBlue
Deal found 15/12£707
Thu 26/1219:10ORD - LHR
2 stops20h 10mScandinavian Airlines
Thu 16/106:40LHR - ORD
1 stop15h 10mScandinavian Airlines
Deal found 16/12£765
Fri 27/1220:20ORD - LHR
1 stop16h 35mTAP AIR PORTUGAL
Tue 29/419:50LHR - ORD
1 stop26h 20mTAP AIR PORTUGAL
Deal found 16/12£619
Fri 27/1222:00ORD - LHR
Nonstop7h 40mFinnair
Tue 29/409:30LHR - ORD
1 stop13h 55mFinnair
Deal found 17/12£749
Fri 27/1222:00ORD - LHR
Nonstop7h 40mIberia
Fri 10/108:40LHR - ORD
1 stop17h 10mIberia
Deal found 16/12£779
One-way flights from O'Hare Intl to Heathrow
Search for one-way flight options from O'Hare Intl to Heathrow. Find affordable one-way fares based on user searches. Data last updated 17 December 2024.
Sun 16/316:45ORD - LHR
1 stop15h 05mWestJet
Deal found 16/12£170
Tue 14/114:02ORD - LHR
2 stops18h 23mMultiple Airlines
Deal found 15/12£171
Tue 21/118:30ORD - LHR
1 stop10h 20mIcelandair
Deal found 16/12£177
Tue 14/109:05ORD - LHR
1 stop14h 50mJetBlue
Deal found 16/12£199
Sun 6/418:00ORD - LHR
1 stop12h 45mTAP AIR PORTUGAL
Deal found 15/12£246
Sun 16/219:05ORD - LHR
1 stop11h 55mSWISS
Deal found 15/12£248
Mon 30/1219:10ORD - LHR
1 stop16h 30mScandinavian Airlines
Deal found 16/12£286
Sun 16/309:50ORD - LHR
2 stops16h 20mAir Canada
Deal found 16/12£307
Mon 17/217:00ORD - LHR
Nonstop7h 50mIberia
Deal found 16/12£314
Wed 2/419:15ORD - LHR
Nonstop7h 55mBritish Airways
Deal found 15/12£317
Sun 19/121:45ORD - LHR
Nonstop7h 45mFinnair
Deal found 16/12£318
Mon 30/1214:55ORD - LHR
1 stop11h 00mDelta
Deal found 15/12£325
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 858,174 searches. Data last updated 17 December 2024.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Mon 17/3
20:40-18:50
2 stops17h 10m
London Heathrow
Wed 26/3
21:05-18:50
2 stops26h 45m
£468
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 26/2
18:30-10:50
1 stop10h 20m
London Heathrow
Wed 5/3
12:15-17:20
1 stop11h 05m
£469
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 15/1
18:30-10:50
1 stop10h 20m
London Heathrow
Wed 22/1
15:15-12:29
2 stops51h 14m
£470
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 12/1
17:05-09:30
1 stop10h 25m
London Heathrow
Tue 21/1
08:25-17:53
1 stop15h 28m
£471
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 19/1
07:00-22:40
2 stops33h 40m
London Heathrow
Tue 21/1
18:30-15:30
1 stop27h 00m
£474
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Tue 11/2
18:35-08:15
Nonstop7h 40m
London Heathrow
Tue 18/2
07:00-14:30
1 stop13h 30m
£492
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Tue 22/4
20:30-10:20
Nonstop7h 50m
London Heathrow
Thu 8/5
07:30-17:25
1 stop15h 55m
£499
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Tue 4/2
17:00-06:50
Nonstop7h 50m
London Heathrow
Tue 11/2
15:45-18:45
Nonstop9h 00m
£507
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 12/1
11:35-07:10
1 stop13h 35m
London Heathrow
Tue 21/1
06:30-16:41
2 stops16h 11m
£511
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Wed 8/1
14:05-06:30
1 stop10h 25m
London Heathrow
Tue 4/2
08:55-18:50
2 stops15h 55m
£518
Flights are sorted by cheapest return flights first.
Deals found on 16/12
Showing 1-10 of 27 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 13 December 2024.
The best time to book flights from Chicago O'Hare Intl Airport to London Heathrow Airport is 8 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 17 December 2024.
Unlike at midday, when flights are generally more expensive, you can save up to 10% 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 17 December 2024.
The most flights from ORD to LHR are scheduled on a Monday (40 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (32 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 17 December 2024.
See what other customers who have flown with JetBlue, Finnair and TAP AIR PORTUGAL 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.
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 £468, 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 Icelandair and JetBlue - these airlines can fly you to your destination from £469 and £471, respectively. Scandinavian Airlines is currently priced 26% 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 WestJet, with whom users have recently found tickets for as low as £170. However, be on the lookout for offers from Icelandair and JetBlue, 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 Lufthansa (82%), Air Canada (77%) and Austrian Airlines (77%).
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 £3,261. The most popular route, (Chicago O'Hare Intl - London Heathrow), can usually be booked for £378.
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.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 December 2024.
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on 17 December 2024.
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 858,174 searches. Data last updated 17 December 2024.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from O'Hare Intl to Heathrow?
Cheapflights helps you search for flights from O'Hare Intl to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Heathrow?
Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
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.
Can Cheapflights notify me if prices for flights from O'Hare Intl to Heathrow become cheaper?
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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