HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$197+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — ORD
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from London to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 August 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:40 pm
YXU
-
ORD
1 stop21h 00m
WestJet
Sun 9/65:30 pm
ORD
-
YXU
1 stop10h 50m
WestJet
Deal found 7/28$487
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:10 am
YXU
-
ORD
1 stop11h 30m
WestJet
Thu 9/175:30 pm
ORD
-
YXU
1 stop22h 15m
WestJet
Deal found 8/1$491
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:10 am
YXU
-
ORD
1 stop11h 30m
WestJet
Fri 9/185:30 pm
ORD
-
YXU
1 stop10h 50m
WestJet
Deal found 8/1$519
This Gotogate deal was found by Cheapflights users on 8/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:30 pm
YXU
-
ORD
1 stop5h 22m
Air Canada
Sun 9/68:40 am
ORD
-
YXU
2 stops8h 05m
Air Canada
Deal found 8/1$535
This Air Canada deal was found by Cheapflights users on 7/30. 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 10/15:40 am
YXU
-
ORD
1 stop4h 20m
Air Canada
Mon 10/52:15 pm
ORD
-
YXU
1 stop6h 25m
Air Canada
Deal found 7/30$561
This Mytrip deal was found by Cheapflights users on 7/28. 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.
Fri 9/115:55 pm
YXU
-
ORD
2 stops17h 20m
Multiple Airlines
Fri 9/185:30 pm
ORD
-
YXU
1 stop10h 50m
Multiple Airlines
Deal found 7/28$588
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:10 am
YXU
-
ORD
1 stop11h 30m
Multiple Airlines
Thu 9/177:20 am
ORD
-
YXU
2 stops21h 00m
Multiple Airlines
Deal found 8/1$591

Find 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 August 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$487
(Kiwi.com)

One-way from

$197
(oojo)
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
Search Deals
One-way flight from London to Chicago O'Hare Intl
Search Deals

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 August 2, 2026.
Use the filters below to find and compare flights from London to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonChicago

YXU - ORD

YXUORD

London

Mon 8/31

10:05 am-2:55 pm

1 stop5h 50m

Chicago O'Hare Intl

Sun 9/6

3:45 pm-9:40 pm

1 stop4h 55m

$538

LondonChicago

YXU - ORD

YXUORD

London

Fri 9/11

6:10 am-4:40 pm

1 stop11h 30m

Chicago O'Hare Intl

Fri 9/18

5:30 pm-5:20 am

1 stop10h 50m

$555

LondonChicago

YXU - ORD

YXUORD

London

Thu 10/1

5:40 am-9:00 am

1 stop4h 20m

Chicago O'Hare Intl

Mon 10/5

2:15 pm-9:40 pm

1 stop6h 25m

$561

LondonChicago

YXU - ORD

YXUORD

London

Mon 9/14

10:05 am-1:23 pm

1 stop4h 18m

Chicago O'Hare Intl

Mon 9/21

10:50 am-9:40 pm

2 stops9h 50m

$636
Quickest round-trip

LondonChicago

YXU - ORD

YXUORD

London

Tue 9/15

10:05 am-1:23 pm

1 stop4h 18m

Chicago O'Hare Intl

Tue 9/22

8:50 am-2:50 pm

1 stop5h 00m

$636
Cheapest one-way

LondonChicago

YXU - ORD

YXUORD

London

Sun 10/4

6:10 am-7:35 pm

3 stops38h 25m

$258

LondonChicago

YXU - ORD

YXUORD

London

Sun 10/4

6:10 am-4:40 pm

1 stop11h 30m

$301

LondonChicago

YXU - ORD

YXUORD

London

Thu 9/10

6:10 am-12:23 am

3 stops19h 13m

$322

LondonChicago

YXU - ORD

YXUORD

London

Tue 9/15

6:10 am-4:40 pm

1 stop11h 30m

$338

LondonChicago

YXU - ORD

YXUORD

London

Mon 9/14

3:30 pm-12:28 am

2 stops9h 58m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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 August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London, Ontario-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 and WestJet can get you from London, Ontario to Chicago O'Hare Intl Airport in just under 5h 50m. Your travel time can differ by up to 5h 40m. There are 351 mi between London, Ontario and Chicago O'Hare Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

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
Benton Harbor
Rosemont
Schaumburg
Naperville
Lake Geneva
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Aurora
Racine
Great Lakes
Janesville

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Hamilton to O'Hare Intl flights
London to Midway flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.