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Cheap flights from London to Chicago from C$ 786

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YXU — CHI
3 Apr — 10 Apr1
1 adult
Wed 3/4
Wed 10/4

Find deals on flights from London to Chicago by searching across hundreds of travel sites at once

 
Cheapflights users frequently choose these airlines when searching for flights from London to Chicago, based on our search results.
Cheapflights users frequently choose these airlines when searching for flights from London to Chicago, based on our search results.
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Cheap flight deals from London to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Chicago (CHI). 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 29 March 2024.

Popular in

March

Cheapest in

January

Average price

C$ 1,777

Round-trip from

C$ 356
High demand for flights, 61% potential price rise
Best time to find cheap flights, 51% potential price drop
Average for round-trip flights in March 2024
From London to Chicago (CHI)

What is the cheapest day to fly round-trip from London, Ontario to Chicago?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Chicago. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from London, Ontario to Chicago?

Flights from London, Ontario to Chicago lean towards being more expensive in March. Prices are generally better when you fly from London, Ontario to Chicago in January, with the cheapest ticket starting at C$ 338.

When is the cheapest time to fly from London, Ontario to Chicago (YXU - CHI)?

It’s typically best to fly out from London, Ontario to Chicago at noon. Doing so could potentially save you 2% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Air Canada flights from London to Chicago

Explore cheap flight options specifically provided by Air Canada for the route between London and Chicago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 586,909 searches. Data last updated 29 March 2024.
Take a peek at the cheapest Air Canada flights we've detected travelling from London to Chicago. Come back soon if you're not finding the exact deal you're looking for.
Sat 18/56:00 a.m.YXU - ORD
2 stops9h 41mAir Canada
Sun 26/59:00 a.m.ORD - YXU
1 stop4h 46mAir Canada
Deal found 27/3C$ 786
Sat 18/59:50 a.m.YXU - ORD
1 stop4h 04mAir Canada
Sun 26/59:00 a.m.ORD - YXU
1 stop4h 46mAir Canada
Deal found 27/3C$ 792
Fri 17/59:50 a.m.YXU - ORD
1 stop4h 04mAir Canada
Mon 27/54:00 p.m.ORD - YXU
1 stop4h 36mAir Canada
Deal found 27/3C$ 799
Sat 22/63:20 p.m.YXU - ORD
1 stop4h 06mAir Canada
Wed 26/62:15 p.m.ORD - YXU
1 stop6h 20mAir Canada
Deal found 27/3C$ 829
Sat 22/69:50 a.m.YXU - ORD
2 stops10h 01mAir Canada
Wed 26/64:00 p.m.ORD - YXU
1 stop4h 35mAir Canada
Deal found 27/3C$ 880
Sat 18/59:50 a.m.YXU - ORD
2 stops11h 26mAir Canada
Sun 26/56:30 p.m.ORD - YXU
2 stops19h 16mAir Canada
Deal found 27/3C$ 955

Cheap United Airlines flights from London to Chicago

Explore cheap flight options specifically provided by United Airlines for the route between London and Chicago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 586,909 searches. Data last updated 29 March 2024.
Browse through some of the cheapest United Airlines flights travelling from London to Chicago. Deals frequently update to provide users with more options.
Fri 17/53:25 p.m.YXU - ORD
1 stop4h 04mUnited Airlines
Sat 25/56:00 a.m.ORD - YXU
2 stops7h 46mUnited Airlines
Deal found 27/3C$ 984
Sun 15/99:50 a.m.YXU - ORD
1 stop6h 03mUnited Airlines
Wed 18/93:00 p.m.ORD - YXU
2 stops22h 47mUnited Airlines
Deal found 28/3C$ 1,091

Cheap London to Chicago flights in March & April 2024

Find cheap flight options from London to Chicago specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 586,909 searches. Prices were last updated on 29 March 2024.
The lowest fares we've come across on flights travelling from London to Chicago in March and April 2024. More deals are always being added, so be sure to check back regularly.
Tue 23/42:45 p.m.YXU - ORD
1 stop4h 44mAir Canada
Tue 30/44:35 p.m.ORD - YXU
1 stop4h 41mAir Canada
Deal found 26/3C$ 798
Tue 23/46:00 a.m.YXU - ORD
2 stops8h 57mMultiple Airlines
Tue 30/44:35 p.m.ORD - YXU
1 stop4h 41mMultiple Airlines
Deal found 26/3C$ 806
Tue 23/42:45 p.m.YXU - ORD
1 stop5h 44mAir Canada
Tue 30/44:59 p.m.ORD - YXU
1 stop4h 17mAir Canada
Deal found 26/3C$ 811
Tue 23/49:45 a.m.YXU - ORD
1 stop4h 39mMultiple Airlines
Tue 30/47:20 a.m.ORD - YXU
2 stops13h 56mMultiple Airlines
Deal found 26/3C$ 849
Tue 23/49:45 a.m.YXU - ORD
2 stops8h 10mMultiple Airlines
Tue 30/47:20 a.m.ORD - YXU
2 stops13h 56mMultiple Airlines
Deal found 26/3C$ 851
Tue 23/49:45 a.m.YXU - ORD
2 stops9h 33mMultiple Airlines
Tue 30/47:20 a.m.ORD - YXU
2 stops13h 56mMultiple Airlines
Deal found 26/3C$ 904
Thu 28/39:45 a.m.YXU - ORD
1 stop4h 47mAir Canada
Mon 24/69:15 p.m.ORD - YXU
1 stop11h 00mAir Canada
Deal found 27/3C$ 955
Thu 28/36:00 a.m.YXU - ORD
2 stops9h 02mAir Canada
Mon 24/66:00 p.m.ORD - YXU
1 stop14h 15mAir Canada
Deal found 27/3C$ 992
Thu 28/36:00 a.m.YXU - ORD
2 stops9h 02mAir Canada
Mon 24/69:35 p.m.ORD - YXU
2 stops16h 10mAir Canada
Deal found 27/3C$ 1,087

London to Chicago 2024 flight deals

Discover exclusive flight deals for travel between London and Chicago in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 586,909 searches. Data last updated 29 March 2024.
The lowest fares we've come across on flights travelling from London to Chicago in March and April 2024. More deals are always being added, so be sure to check back regularly.
Sat 18/56:00 a.m.YXU - ORD
2 stops9h 41mAir Canada
Sun 26/59:00 a.m.ORD - YXU
1 stop4h 46mAir Canada
Deal found 27/3C$ 786
Sat 18/59:50 a.m.YXU - ORD
1 stop4h 04mAir Canada
Sun 26/59:00 a.m.ORD - YXU
1 stop4h 46mAir Canada
Deal found 27/3C$ 792
Tue 23/42:45 p.m.YXU - ORD
1 stop4h 44mAir Canada
Tue 30/44:35 p.m.ORD - YXU
1 stop4h 41mAir Canada
Deal found 26/3C$ 798
Fri 17/59:50 a.m.YXU - ORD
1 stop4h 04mAir Canada
Mon 27/54:00 p.m.ORD - YXU
1 stop4h 36mAir Canada
Deal found 27/3C$ 799
Tue 23/46:00 a.m.YXU - ORD
2 stops8h 57mMultiple Airlines
Tue 30/44:35 p.m.ORD - YXU
1 stop4h 41mMultiple Airlines
Deal found 26/3C$ 806
Tue 23/42:45 p.m.YXU - ORD
1 stop5h 44mAir Canada
Tue 30/44:59 p.m.ORD - YXU
1 stop4h 17mAir Canada
Deal found 26/3C$ 811
Thu 30/56:00 a.m.YXU - ORD
1 stop4h 54mMultiple Airlines
Sun 2/69:00 a.m.ORD - YXU
1 stop4h 46mMultiple Airlines
Deal found 28/3C$ 813
Sat 22/69:50 a.m.YXU - ORD
1 stop4h 04mAir Canada
Wed 26/62:15 p.m.ORD - YXU
1 stop6h 20mAir Canada
Deal found 26/3C$ 826
Sat 22/63:20 p.m.YXU - ORD
1 stop4h 06mAir Canada
Wed 26/62:15 p.m.ORD - YXU
1 stop6h 20mAir Canada
Deal found 27/3C$ 829

Find flights from London to Chicago within your budget

Customize your flight search to find flights from London to Chicago 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 586,909 searches. Data last updated 29 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 786 - C$ 1,091

Route

Depart

Return

Price

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Sat 18/5

2 stops9h 41m

Chicago O'Hare Intl

Sun 26/5

1 stop4h 46m

C$ 786

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Sat 18/5

1 stop4h 04m

Chicago O'Hare Intl

Sun 26/5

1 stop4h 46m

C$ 792

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Fri 17/5

1 stop4h 04m

Chicago O'Hare Intl

Mon 27/5

1 stop4h 36m

C$ 799

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Thu 30/5

1 stop4h 54m

Chicago O'Hare Intl

Sun 2/6

1 stop4h 46m

C$ 813

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Sat 22/6

1 stop4h 06m

Chicago O'Hare Intl

Wed 26/6

1 stop6h 20m

C$ 829

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Thu 30/5

1 stop6h 19m

Chicago O'Hare Intl

Sun 2/6

2 stops19h 16m

C$ 860

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Thu 30/5

2 stops8h 55m

Chicago O'Hare Intl

Sun 2/6

2 stops19h 16m

C$ 961

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Fri 17/5

1 stop4h 04m

Chicago O'Hare Intl

Sat 25/5

2 stops7h 46m

C$ 984

LondonChicago O'Hare Intl

YXU - ORD

YXUORD

London

Sun 15/9

1 stop6h 03m

Chicago O'Hare Intl

Wed 18/9

2 stops22h 47m

C$ 1,091

Flights are sorted by cheapest first

Deals found on 27/3

When is the cheapest time to fly from London, Ontario to Chicago?

Use this chart to determine the cheapest time to fly round-trip from London to Chicago. Price data was last updated on 24 March 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their London, Ontario to Chicago flight should consider departing on Saturday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Chicago by month

Plan your trip from London to Chicago by taking into account the cheapest months to travel. The average price of a one-way flight from London to Chicago is currently C$ 0 while a round-trip flight costs C$ 879. Price data was last updated on 24 March 2024.

Currently, January is the cheapest month in which you can book a flight from London, Ontario to Chicago (average of C$ 261). Flying from London, Ontario to Chicago in August is currently the most expensive (average of C$ 447). 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.

January

C$ 354

February

C$ 412

March

C$ 440

April

C$ 472

May

C$ 499

June

C$ 540

July

C$ 587

August

C$ 606

September

C$ 464

October

C$ 499

November

C$ 459

December

C$ 473

Temperature and rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average temperature and rainfall totals by month.

CHI

Temperature

-5 - 23 °C

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 29 March 2024.
Get a feel of what it's like to fly with Air Canada, United Airlines and WestJet from London to Chicago by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.5
Good
3,036 reviews

Food

6.5

Entertainment

6.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.2

Reviews

1 / 10

Flights good. Our original flight from Halifax to Toronto was delayed 4 days Unacceptable We flew with Air Canada a picked up original flight in Toronto Cost extra $500 Maybe Westjet could give us a voucher or pay for this inconvenience. Thank You. Garry Barkman

7.5
Good
3,036 reviews
7.5
Good
3,036 reviews

Food

6.5

Entertainment

6.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.2

Reviews

1 / 10

Flights good. Our original flight from Halifax to Toronto was delayed 4 days Unacceptable We flew with Air Canada a picked up original flight in Toronto Cost extra $500 Maybe Westjet could give us a voucher or pay for this inconvenience. Thank You. Garry Barkman

7.4
Good
11,481 reviews
7.5
Good
3,036 reviews

Food

6.5

Entertainment

6.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.2

Reviews

1 / 10

Flights good. Our original flight from Halifax to Toronto was delayed 4 days Unacceptable We flew with Air Canada a picked up original flight in Toronto Cost extra $500 Maybe Westjet could give us a voucher or pay for this inconvenience. Thank You. Garry Barkman

7.0
Good
6,744 reviews
7.5
Good
3,036 reviews

Food

6.5

Entertainment

6.5

Overall

7.5

Boarding

7.7

Comfort

7.3

Crew

8.2

Reviews

1 / 10

Flights good. Our original flight from Halifax to Toronto was delayed 4 days Unacceptable We flew with Air Canada a picked up original flight in Toronto Cost extra $500 Maybe Westjet could give us a voucher or pay for this inconvenience. Thank You. Garry Barkman

Related info for your journey

Find useful and relevant information for your journey from London to Chicago. 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?

    If you book a flight to Chicago from London, you will be flying from London, which is the city’s only airport. London (YXU) is located 8.6 km from the centre of London. There are 0 flights from London to Chicago per day from 1 airline.

  • Can I find flights from London, Ontario to Chicago for under C$ 800 on Cheapflights?

    Yes, there are multiple flights from London, Ontario to Chicago for under C$ 800. The cheapest flight booked recently is on Air Canada for just C$ 786, but on average you can expect to pay C$ 1,175.

  • What are the cheapest airlines flying from London, Ontario to Chicago round-trip?

    Our cheapest airline available from London, Ontario to Chicago is Air Canada. Our recent data shows that you can find tickets from as low as C$ 786 on this airline. Additional options worth looking into are United Airlines and WestJet, starting at C$ 984 and C$ 2,768 round-trip.

  • What does YXU to ORD mean?

    Great question - YXU to ORD just means London Airport to Chicago O'Hare Intl Airport. Now you’ll know what these unique codes when you look for flights! Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from London to Chicago that include extra baggage allowance?

    The amount of baggage you can bring depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from London to Chicago with specific airlines?

    Yes, Cheapflights allows you to browse and filter flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from London to Chicago that include hotel bookings?

    Yes. In addition to deals on London to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to see available direct flights.

  • Can I find deals for business class flights from London to Chicago?

    Yes. Cheapflights offers flight deals from London to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from London to Chicago that allow pets onboard?

    Many airlines do offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • How recently were the London, Ontario to Chicago flight deals updated?

    The London, Ontario to Chicago flight deals you see on this page were last updated on 28/3.

See more FAQs

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.

Top airline flying from London to Chicago

Discover the top airline that operate flights from London to Chicago. 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 586,909 searches. Data last updated 29 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 290AverageC$ 570FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Search flights from London to Chicago by cabin class

Find flights from London to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Chicago?

Deals for London to Chicago flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Chicago?

Cheapflights helps you find that perfect flight to Chicago from London 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 London to Chicago with no change fees?

Certainly. Search results for flights to Chicago from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London to Chicago become cheaper?

Yes, Cheapflights offers price alerts on London to Chicago flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Can I find deals on last-minute flights from London to Chicago?

Yes, you can often find last-minute deals on London to Chicago flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

How can I compare prices from different travel booking sites for flights from London to Chicago?

Cheapflights aggregates prices from various travel booking sites. This allows you to compare prices and choose the best deal.

Can I find deals for flights from London to Chicago that offer flexible cancellation policies?

Cancellation policies vary by airline and fare type. After entering your flight details, you can view the cancellation policies for each deal in the search results. Some deals may offer flexibility in terms of cancellation and changes.