Cheap flights from Chicago O'Hare Intl Airport to London from £171
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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LON
24 Dec — 31 Dec1
Return
1 adult
Economy
The best prices from Chicago O'Hare Intl to London are usually found in February or October, booked 17 days in advance, depart on a Wednesday or Saturday and return on a Tuesday
Cheap flight deals from O'Hare Intl to London
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to London (LON). 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 19 December 2024.
Explore the most affordable flight options available from O'Hare Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 December 2024.
Mon 30/1221:40ORD - LHR
1 stop30h 00mUnited Airlines
Fri 10/114:30LHR - ORD
1 stop28h 41mUnited Airlines
Deal found 18/12£519
Mon 30/1219:10ORD - LHR
1 stop14h 50mScandinavian Airlines
Fri 10/115:35LHR - ORD
2 stops30h 15mScandinavian Airlines
Deal found 18/12£535
Sun 29/1210:30ORD - LHR
1 stop14h 20mVirgin Atlantic
Sun 19/106:30LHR - ORD
1 stop14h 00mVirgin Atlantic
Deal found 17/12£552
Sat 28/1220:35ORD - LHR
1 stop33h 30mBritish Airways
Fri 10/118:00LHR - ORD
1 stop22h 47mBritish Airways
Deal found 18/12£562
Sun 29/1218:25ORD - LHR
Nonstop7h 50mAmerican Airlines
Fri 10/108:40LHR - ORD
1 stop14h 12mAmerican Airlines
Deal found 18/12£663
Wed 18/1208:51ORD - LHR
1 stop15h 04mJetBlue
Thu 16/107:25LHR - ORD
1 stop14h 19mJetBlue
Deal found 17/12£682
Tue 24/1220:25ORD - LHR
1 stop28h 05mMultiple Airlines
Wed 29/106:00LHR - ORD
1 stop14h 05mMultiple Airlines
Deal found 18/12£696
Wed 25/1218:25ORD - LHR
Nonstop7h 50mFinnair
Thu 1/509:30LHR - ORD
1 stop14h 20mFinnair
Deal found 18/12£700
Fri 27/1220:20ORD - LGW
1 stop13h 25mTAP AIR PORTUGAL
Tue 29/416:25LGW - ORD
1 stop29h 45mTAP AIR PORTUGAL
Deal found 17/12£706
Tue 17/1219:05ORD - LGW
1 stop16h 45mSWISS
Tue 24/1218:45LGW - ORD
1 stop27h 30mSWISS
Deal found 16/12£715
Tue 24/1216:55ORD - LHR
1 stop10h 25mIberia
Tue 28/108:10LHR - ORD
2 stops17h 54mIberia
Deal found 17/12£717
Wed 25/1212:30ORD - LHR
1 stop12h 20mDelta
Tue 29/409:00LHR - ORD
1 stop12h 00mDelta
Deal found 18/12£719
Best flights from O'Hare Intl to London
Discover carefully curated flight deals from O'Hare Intl to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 December 2024.
Sun 12/118:30ORD - LTN
2 stops16h 15mMultiple Airlines
Tue 21/109:00LTN - ORD
2 stops14h 20mMultiple Airlines
Deal found 17/12£469
Fri 25/419:15ORD - LHR
1 stop12h 20mScandinavian Airlines
Mon 28/419:30LHR - ORD
1 stop26h 40mScandinavian Airlines
Deal found 18/12£470
Fri 17/120:20ORD - LHR
1 stop16h 35mTAP AIR PORTUGAL
Sun 19/106:00LHR - ORD
1 stop15h 30mTAP AIR PORTUGAL
Deal found 18/12£471
Wed 19/218:30ORD - LGW
1 stop10h 25mIcelandair
Wed 26/211:55LGW - ORD
1 stop11h 25mIcelandair
Deal found 18/12£473
Tue 18/321:30ORD - LGW
1 stop19h 00mTurkish Airlines
Mon 31/310:55LGW - ORD
1 stop28h 55mTurkish Airlines
Deal found 17/12£482
Mon 31/316:55ORD - LHR
Nonstop7h 55mFinnair
Wed 23/409:30LHR - ORD
1 stop14h 20mFinnair
Deal found 18/12£498
Tue 14/109:10ORD - LHR
1 stop14h 45mJetBlue
Fri 17/107:25LHR - ORD
1 stop14h 19mJetBlue
Deal found 18/12£501
Tue 22/421:15ORD - LHR
Nonstop7h 40mIberia
Tue 29/414:25LHR - ORD
Nonstop8h 35mIberia
Deal found 18/12£508
Wed 12/315:35ORD - LHR
1 stop10h 35mUnited Airlines
Mon 17/313:45LHR - ORD
1 stop32h 30mUnited Airlines
Deal found 17/12£512
Tue 14/118:35ORD - LHR
Nonstop7h 40mBritish Airways
Tue 21/111:55LHR - ORD
Nonstop8h 50mBritish Airways
Deal found 18/12£516
Wed 8/114:05ORD - LHR
1 stop10h 25mAir Canada
Thu 16/106:50LHR - ORD
2 stops13h 55mAir Canada
Deal found 18/12£522
Mon 13/119:05ORD - LGW
1 stop16h 45mSWISS
Mon 20/118:45LGW - ORD
1 stop27h 30mSWISS
Deal found 16/12£524
Direct flights from O'Hare Intl to London
Explore direct flight options from O'Hare Intl to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 December 2024.
Wed 12/322:45ORD - LHR
Nonstop7h 45mBritish Airways
Tue 18/315:45LHR - ORD
Nonstop9h 00mBritish Airways
Deal found 17/12£496
Tue 1/416:55ORD - LHR
Nonstop7h 55mIberia
Wed 30/414:25LHR - ORD
Nonstop8h 35mIberia
Deal found 17/12£507
Wed 26/221:56ORD - LHR
Nonstop7h 44mFinnair
Fri 14/310:15LHR - ORD
Nonstop8h 50mFinnair
Deal found 17/12£518
Wed 12/318:50ORD - LHR
Nonstop8h 05mUnited Airlines
Tue 18/310:25LHR - ORD
Nonstop9h 25mUnited Airlines
Deal found 17/12£526
Fri 7/322:05ORD - LHR
Nonstop7h 35mAmerican Airlines
Mon 10/315:45LHR - ORD
Nonstop9h 00mAmerican Airlines
Deal found 18/12£626
Sun 12/121:10ORD - LHR
Nonstop8h 05mAustrian Airlines
Tue 21/110:25LHR - ORD
Nonstop9h 25mAustrian Airlines
Deal found 18/12£664
Fri 14/319:40ORD - LHR
Nonstop7h 35mMultiple Airlines
Tue 18/311:00LHR - ORD
Nonstop8h 55mMultiple Airlines
Deal found 18/12£690
Wed 15/118:35ORD - LHR
Nonstop7h 40mAlaska Airlines
Mon 20/111:55LHR - ORD
Nonstop8h 50mAlaska Airlines
Deal found 17/12£723
Last-minute flights from O'Hare Intl to London
Discover last-minute flight deals from O'Hare Intl to London. Data last updated 19 December 2024 and is based on user searches.
Mon 23/1216:50ORD - LGW
1 stop32h 40mBritish Airways
Wed 29/112:30LGW - ORD
1 stop32h 29mBritish Airways
Deal found 17/12£743
Tue 24/1208:45ORD - LHR
1 stop15h 10mJetBlue
Thu 30/108:25LHR - ORD
1 stop15h 28mJetBlue
Deal found 17/12£706
Tue 24/1206:00ORD - LHR
1 stop19h 30mUnited Airlines
Fri 17/106:30LHR - ORD
2 stops16h 11mUnited Airlines
Deal found 18/12£707
Tue 24/1216:55ORD - LHR
1 stop10h 25mIberia
Tue 28/108:10LHR - ORD
2 stops17h 54mIberia
Deal found 17/12£717
Tue 24/1207:05ORD - LGW
1 stop18h 25mMultiple Airlines
Thu 9/112:30LGW - ORD
1 stop26h 35mMultiple Airlines
Deal found 17/12£733
Wed 25/1218:25ORD - LHR
Nonstop7h 50mFinnair
Thu 1/509:30LHR - ORD
1 stop14h 20mFinnair
Deal found 18/12£700
Wed 25/1214:05ORD - LHR
1 stop10h 25mMultiple Airlines
Fri 2/506:00LHR - ORD
1 stop12h 10mMultiple Airlines
Deal found 18/12£714
Wed 25/1212:30ORD - LHR
1 stop12h 20mDelta
Tue 29/409:00LHR - ORD
1 stop12h 00mDelta
Deal found 18/12£719
Wed 25/1214:05ORD - LHR
1 stop10h 25mAir Canada
Sat 3/506:00LHR - ORD
2 stops15h 51mAir Canada
Deal found 18/12£757
Fri 27/1220:20ORD - LGW
1 stop13h 25mTAP AIR PORTUGAL
Tue 29/416:25LGW - ORD
1 stop29h 45mTAP AIR PORTUGAL
Deal found 17/12£706
Fri 27/1220:20ORD - LHR
1 stop15h 10mTAP AIR PORTUGAL
Tue 29/419:50LHR - ORD
1 stop26h 20mTAP AIR PORTUGAL
Deal found 18/12£729
Sat 28/1220:55ORD - LHR
1 stop28h 00mBritish Airways
Fri 10/118:00LHR - ORD
1 stop22h 47mBritish Airways
Deal found 17/12£584
One-way flights from O'Hare Intl to London
Search for one-way flight options from O'Hare Intl to London. Find affordable one-way fares based on user searches. Data last updated 19 December 2024.
Mon 17/316:45ORD - LHR
1 stop15h 05mWestJet
Deal found 18/12£171
Mon 20/118:30ORD - LGW
1 stop10h 25mIcelandair
Deal found 17/12£172
Sun 23/218:30ORD - LHR
1 stop10h 20mIcelandair
Deal found 18/12£177
Tue 4/214:02ORD - LHR
2 stops18h 23mMultiple Airlines
Deal found 18/12£182
Tue 14/114:02ORD - LGW
2 stops22h 33mMultiple Airlines
Deal found 18/12£186
Wed 15/107:00ORD - LTN
3 stops57h 10mMultiple Airlines
Deal found 18/12£188
Wed 15/107:00ORD - STN
3 stops58h 35mMultiple Airlines
Deal found 18/12£198
Tue 14/109:05ORD - LHR
1 stop14h 50mJetBlue
Deal found 18/12£199
Wed 22/107:00ORD - LCY
3 stops32h 40mMultiple Airlines
Deal found 18/12£240
Sun 16/220:25ORD - LHR
1 stop15h 05mTAP AIR PORTUGAL
Deal found 18/12£248
Wed 15/119:15ORD - LGW
1 stop13h 50mTAP AIR PORTUGAL
Deal found 18/12£248
Sat 25/105:50ORD - SEN
3 stops31h 20mMultiple Airlines
Deal found 17/12£284
Find flights from O'Hare Intl to London within your budget
Customise your flight search to find flights from O'Hare Intl to London 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 19 December 2024.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
ChicagoLondon
ORD - LTN
ORDLTN
Chicago O'Hare Intl
Sun 12/1
18:30-16:45
2 stops16h 15m
London Luton
Tue 21/1
09:00-17:20
2 stops14h 20m
£469
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
Tue 21/1
07:00-06:00
1 stop17h 00m
London Gatwick
Wed 12/2
13:00-21:33
1 stop14h 33m
£469
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 12/1
18:30-10:50
1 stop10h 20m
London Heathrow
Tue 10/6
13:05-18:15
1 stop11h 10m
£470
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Fri 17/1
20:20-18:55
1 stop16h 35m
London Heathrow
Sun 19/1
06:00-15:30
1 stop15h 30m
£471
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
Fri 31/1
20:20-15:45
1 stop13h 25m
London Gatwick
Fri 7/2
21:30-15:30
2 stops48h 00m
£471
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Thu 20/2
19:40-16:00
1 stop14h 20m
London Heathrow
Mon 24/2
10:20-17:50
1 stop13h 30m
£472
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
Wed 19/2
18:30-10:55
1 stop10h 25m
London Gatwick
Wed 26/2
11:55-17:20
1 stop11h 25m
£473
ChicagoLondon
ORD - STN
ORDSTN
Chicago O'Hare Intl
Tue 11/3
17:45-11:45
1 stop13h 00m
London Stansted
Thu 20/3
06:00-15:30
1 stop14h 30m
£475
ChicagoLondon
ORD - LGW
ORDLGW
Chicago O'Hare Intl
Tue 18/3
21:30-21:30
1 stop19h 00m
London Gatwick
Mon 31/3
14:00-09:50
1 stop25h 50m
£482
ChicagoLondon
ORD - LHR
ORDLHR
Chicago O'Hare Intl
Sun 19/1
20:25-19:50
2 stops17h 25m
London Heathrow
Tue 21/1
09:50-15:30
2 stops35h 40m
£483
Flights are sorted by cheapest return flights first.
Deals found on 18/12
Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl to London
Have a flexible travel schedule? Discover the best time to fly to London 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 London
Get recent, data-driven insights about flights from O'Hare Intl to London including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from Chicago O'Hare Intl Airport to London?
Use this chart to determine the optimal time to book a return flight from O'Hare Intl to London. Price data was last updated on 13 December 2024.
The price you pay for your flight from Chicago O'Hare Intl Airport to London may vary depending on when you book. For the best chance of a lower fare, look to book 17 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to London?
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to London (average of £112). Flying from Chicago O'Hare Intl Airport to London 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 LON?
Find hourly flight availability from O'Hare Intl to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 December 2024.
It’s typically best to fly out from Chicago O'Hare Intl Airport to London in the morning. Doing so could potentially save you 10% on the flight price compared to flying at midday, which is usually more expensive.
Weekly flight availability from Chicago O'Hare Intl Airport to London
Explore weekly flight availability from O'Hare Intl to London. 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 19 December 2024.
The most flights from ORD to LON 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 London by month
Plan your trip to London by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in London 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 when rainfall is around 40.0 mm.
Temperature in London by month
Plan your trip to London by taking into account the average temperature totals by month.
If weather is an important factor for your trip to London, 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 London
Get insights into the airlines that provide service to London. 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 London. Reviews last updated 19 December 2024.
Read through reviews of airlines operating flights from Chicago to London, such as British Airways, Scandinavian Airlines and TAP AIR PORTUGAL. Reviews also offer insight into each airline's 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 London. 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 round-trip?
According to our current data, Scandinavian Airlines (£470), TAP AIR PORTUGAL (£471), and Icelandair (£473) offers the cheapest pricing from Chicago O'Hare Intl Airport to London. Users have found that Scandinavian Airlines is 23% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to London one-way?
The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £171. 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 for a low price.
What are the most popular routes from Chicago O'Hare Intl Airport to London?
The most popular flight routes from Chicago O'Hare Intl Airport to London are Chicago O'Hare Intl - London Heathrow, Chicago O'Hare Intl - London Gatwick and Chicago O'Hare Intl - London City.
What are the most reliable airlines from Chicago O'Hare Intl Airport to London?
No one likes to see their flight delayed. When booking a flight from Chicago O'Hare Intl Airport to London consider choosing Lufthansa (82%), Air Canada (77%) or Austrian Airlines (77%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Chicago O'Hare Intl Airport to London?
Looking for the cheapest flight from Chicago O'Hare Intl Airport to London? While on average our users pay £3,256, our data indicates the cheapest price to be £294. The most popular route (Chicago O'Hare Intl - London Heathrow), is priced around £380.
Can I find deals for business class flights from O'Hare Intl to London?
Yes. Cheapflights offers flight deals from O'Hare Intl to London 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?
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to London (average of £112). Flying from Chicago O'Hare Intl Airport to London 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 London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 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 19 December 2024.
Discover the top 8 airlines that operate flights from O'Hare Intl to London. 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 19 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 London?
When you search for this flight from O'Hare Intl to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to London?
Cheapflights helps you find that perfect flight to London from O'Hare Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from O'Hare Intl to London with no change fees?
Need flexible booking options for your flight to London from O'Hare Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from O'Hare Intl to London become cheaper?
Not ready to book yet? You can track prices for flights from O'Hare Intl to London on Cheapflights with our Price Alert feature and get notified when better prices are available.
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