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$473+ Cheap flights from O'Hare Intl (ORD) to London, ON (YXU)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YXU
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 (YXU). 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 September 11, 2025.

Round-trip from

$590
(Air Canada)

One-way from

$473
(United Airlines)
From Chicago O'Hare Intl to London
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One-way flight from Chicago O'Hare Intl to London
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Find flight deals from O'Hare Intl to London

Cheapest flights from O'Hare Intl to London
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 September 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/11. 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.
Sun 10/262:00 pmORD - YXU
1 stop6h 21mAir Canada
Sun 11/25:45 amYXU - ORD
1 stop4h 28mAir Canada
Deal found 9/11$590
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/262:20 pmORD - YXU
1 stop27h 52mMultiple Airlines
Sun 11/25:40 pmYXU - ORD
2 stops32h 23mMultiple Airlines
Deal found 9/11$650
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/259:55 amORD - YXU
1 stop4h 07mUnited Airlines
Sat 11/19:25 amYXU - ORD
1 stop6h 45mUnited Airlines
Deal found 9/10$665
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/263:55 pmORD - YXU
1 stop4h 26mUnited Airlines
Sun 11/25:40 pmYXU - ORD
2 stops7h 03mUnited Airlines
Deal found 9/11$680
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 9/233:50 pmORD - YXU
1 stop4h 39mUnited Airlines
Fri 9/263:50 pmYXU - ORD
1 stop4h 39mUnited Airlines
Deal found 9/10$930

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to London that are best for you.

Fly from

O'Hare Intl

Fly to

London

Route

Depart

Return

Price

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Sun 10/26

2:00 pm-9:21 pm

1 stop6h 21m

London

Sun 11/2

5:45 am-9:13 am

1 stop4h 28m

$590

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Sun 10/26

2:20 pm-7:12 pm

1 stop27h 52m

London

Sun 11/2

5:40 pm-1:03 am

2 stops32h 23m

$650

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Sun 10/26

11:15 am-5:06 pm

1 stop4h 51m

London

Sun 11/2

5:45 am-10:05 am

1 stop5h 20m

$665

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Sat 10/25

9:55 am-3:02 pm

1 stop4h 07m

London

Sat 11/1

9:25 am-3:10 pm

1 stop6h 45m

$665

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Tue 9/23

3:50 pm-9:29 pm

1 stop4h 39m

London

Fri 9/26

3:50 pm-7:29 pm

1 stop4h 39m

$930

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Tue 9/23

9:55 am-3:17 pm

1 stop4h 22m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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

    Located just 5.3 mi from the city center, London is the airport most travelers will use when flying to London from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to London (YXU) should be relatively easy as there are 0 daily inbound flights from Chicago O'Hare Intl from 0 different airlines.

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

    There are many flights that can get you from Chicago O'Hare Intl Airport to London, Ontario in 4h 51m. Fly via Air Canada or United Airlines to get the fastest option. Airlines will cover a distance of 351 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

    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 London.

  • 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.

See more FAQs

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