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O'Hare Intl

$264+ Cheap flights from London, ON (YXU) 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 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — ORD
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from London to O'Hare Intl

Cheapest flights from London to O'Hare Intl
Explore the most affordable flight options available from London to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Air Canada deal was found by Cheapflights users on 11/11. 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.
Sat 12/279:25 amYXU - ORD
1 stop4h 36mAir Canada
Tue 12/302:00 pmORD - YXU
1 stop6h 21mAir Canada
Deal found 11/11$486
This Air Canada deal was found by Cheapflights users on 11/11. 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.
Thu 12/255:10 amYXU - ORD
1 stop5h 03mAir Canada
Sat 12/2710:00 amORD - YXU
1 stop6h 05mAir Canada
Deal found 11/11$507
This Air Canada deal was found by Cheapflights users on 11/12. 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.
Wed 12/105:40 pmYXU - ORD
2 stops7h 03mAir Canada
Wed 12/173:55 pmORD - YXU
1 stop4h 26mAir Canada
Deal found 11/12$565
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Wed 12/105:10 amYXU - ORD
2 stops11h 14mUnited Airlines
Wed 12/176:00 amORD - YXU
2 stops10h 05mUnited Airlines
Deal found 11/12$585
This United deal was found by Cheapflights users on 11/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:10 amYXU - ORD
2 stops14h 09mMultiple Airlines
Sat 12/273:35 pmORD - YXU
2 stops16h 11mMultiple Airlines
Deal found 11/11$600
This United deal was found by Cheapflights users on 11/11. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:10 amYXU - ORD
2 stops15h 07mMultiple Airlines
Tue 12/303:35 pmORD - YXU
2 stops16h 11mMultiple Airlines
Deal found 11/11$658
This Mytrip deal was found by Cheapflights users on 11/12. 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.
Wed 12/108:10 pmYXU - ORD
2 stops24h 59mMultiple Airlines
Wed 12/171:34 pmORD - YXU
3 stops28h 38mMultiple Airlines
Deal found 11/12$674
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Sat 12/279:25 amYXU - ORD
1 stop4h 36mUnited Airlines
Sat 1/33:55 pmORD - YXU
1 stop4h 26mUnited Airlines
Deal found 11/12$735
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Sat 12/275:10 amYXU - ORD
2 stops7h 36mUnited Airlines
Tue 12/301:24 pmORD - YXU
2 stops6h 57mUnited Airlines
Deal found 11/11$769
This Air Canada deal was found by Cheapflights users on 11/12. 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.
Sat 12/275:10 amYXU - ORD
2 stops7h 08mAir Canada
Sat 1/32:00 pmORD - YXU
1 stop6h 21mAir Canada
Deal found 11/12$781

Cheap flight deals from London to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) 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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$486
(Air Canada)

One-way from

$264
(Air Canada)
Provider with most accurate pricing for London-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London-Chicago O'Hare Intl flights.
Search Deals
From London to Chicago O'Hare Intl
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One-way flight from London to Chicago O'Hare Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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 2,558,603 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from London to Chicago O'Hare Intl Airport that are best for you.

Fly from

London

Fly to

O'Hare Intl

Route

Depart

Return

Price

LondonChicago

YXU - ORD

YXUORD

London

Sat 12/27

9:25 am-1:01 pm

1 stop4h 36m

Chicago O'Hare Intl

Tue 12/30

2:00 pm-9:21 pm

1 stop6h 21m

$486

LondonChicago

YXU - ORD

YXUORD

London

Thu 12/25

5:10 am-9:13 am

1 stop5h 03m

Chicago O'Hare Intl

Sat 12/27

10:00 am-5:05 pm

1 stop6h 05m

$507

LondonChicago

YXU - ORD

YXUORD

London

Wed 12/10

5:10 am-9:13 am

1 stop5h 03m

Chicago O'Hare Intl

Wed 12/17

3:55 pm-9:21 pm

1 stop4h 26m

$507

LondonChicago

YXU - ORD

YXUORD

London

Wed 12/10

5:10 am-3:24 pm

2 stops11h 14m

Chicago O'Hare Intl

Wed 12/17

6:00 am-5:05 pm

2 stops10h 05m

$585

LondonChicago

YXU - ORD

YXUORD

London

Thu 12/25

5:10 am-6:19 pm

2 stops14h 09m

Chicago O'Hare Intl

Sat 12/27

3:35 pm-8:46 am

2 stops16h 11m

$600

LondonChicago

YXU - ORD

YXUORD

London

Sat 12/27

5:10 am-7:17 pm

2 stops15h 07m

Chicago O'Hare Intl

Tue 12/30

3:35 pm-8:46 am

2 stops16h 11m

$658

LondonChicago

YXU - ORD

YXUORD

London

Wed 12/10

8:10 pm-8:09 pm

2 stops24h 59m

Chicago O'Hare Intl

Wed 12/17

1:34 pm-7:12 pm

3 stops28h 38m

$674

LondonChicago

YXU - ORD

YXUORD

London

Sat 12/27

9:25 am-1:01 pm

1 stop4h 36m

Chicago O'Hare Intl

Sat 1/3

3:55 pm-9:21 pm

1 stop4h 26m

$735

LondonChicago

YXU - ORD

YXUORD

London

Sat 12/27

5:10 am-11:46 am

2 stops7h 36m

Chicago O'Hare Intl

Tue 12/30

1:24 pm-9:21 pm

2 stops6h 57m

$769

LondonChicago

YXU - ORD

YXUORD

London

Sat 12/27

9:25 am-1:01 pm

1 stop4h 36m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 13 results
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Compare providers for flights from London 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 London to O'Hare Intl in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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, Ontario-Chicago O'Hare Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on London, Ontario-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from London, Ontario-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, Ontario-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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, Ontario-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 London to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from London 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.

Cheapflights Insights

Everything you need to know about your flight from London to Chicago O'Hare Intl Airport

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

Currently, April is the cheapest month in which you can book a flight from London, Ontario to Chicago O'Hare Intl Airport (average of $84). Flying from London, Ontario to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $218). 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.

Related info for your journey

Find useful and relevant information for your journey from London 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.

  • What airport do you fly from for flights from London to Chicago O'Hare Intl?

    London (YXU) is the airport you will fly out of if you book a flight from London to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from London; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the London airport to Chicago O'Hare Intl. It is only a 5.3 mi journey to London (YXU) from London’s city center.

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

    Air Canada can get you from London, Ontario to Chicago O'Hare Intl Airport in just under 4h 36m. Your travel time can differ by up to . There are 351 mi between London, Ontario and Chicago O'Hare Intl Airport.

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

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

  • How can I find direct flights from London 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 London to O'Hare Intl.

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

    Yes. Cheapflights offers flight deals from London 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.

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

    Currently, April is the cheapest month in which you can book a flight from London, Ontario to Chicago O'Hare Intl Airport (average of $84). Flying from London, Ontario to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $218). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
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