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Ontario

$338+ Cheap flights from England to Ontario (ONT)

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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ONT
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Cheap flight deals from England to Ontario

Keep the following information in mind while searching for England to Ontario flight deals. Data was last updated November 4, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$522
(Virgin Atlantic)

One-way from

$338
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$624
Provider with most accurate pricing for London (LON)-Los Angeles flight deals.
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From England to Ontario
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One-way flight from England to Ontario
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Highest demand for flights based on searches. 4% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from England to Ontario

Cheapest flights from England to Ontario
Explore the most affordable flight options available from England to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This TravelUp deal was found by Cheapflights users on 11/3. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:45 amLHR - ONT
1 stop21h 13mVirgin Atlantic
Fri 12/126:00 amONT - LHR
1 stop20h 00mVirgin Atlantic
Deal found 11/3$604
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:30 amLHR - ONT
2 stops24h 34mDelta
Thu 12/46:40 amONT - LHR
2 stops18h 05mDelta
Deal found 11/3$630
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/83:50 pmLHR - ONT
1 stop27h 12mDelta
Wed 12/247:05 amONT - LHR
1 stop20h 35mDelta
Deal found 11/3$631
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:20 pmLHR - ONT
1 stop30h 53mDelta
Thu 12/116:40 amONT - LHR
1 stop19h 50mDelta
Deal found 11/4$632
This Kissandfly.com deal was found by Cheapflights users on 11/2. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/82:45 pmLHR - ONT
1 stop16h 02mVirgin Atlantic
Tue 12/236:00 amONT - LHR
1 stop20h 00mVirgin Atlantic
Deal found 11/2$635
This TravelUp deal was found by Cheapflights users on 11/4. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:55 amLHR - ONT
1 stop18h 44mDelta
Sun 12/77:05 amONT - LHR
1 stop16h 45mDelta
Deal found 11/4$638
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2310:45 amLHR - ONT
1 stop13h 27mDelta
Tue 5/2611:55 amONT - LHR
1 stop13h 05mDelta
Deal found 11/3$639
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:55 amLHR - ONT
1 stop18h 47mDelta
Fri 11/287:05 amONT - LHR
1 stop16h 45mDelta
Deal found 11/3$641
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amLHR - ONT
2 stops18h 38mDelta
Tue 12/3011:42 amONT - LHR
1 stop14h 48mDelta
Deal found 11/3$642
This oojo deal was found by Cheapflights users on 11/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:05 pmMAN - ONT
2 stops30h 17mBritish Airways
Mon 12/83:04 pmONT - MAN
2 stops17h 26mBritish Airways
Deal found 11/2$773
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/199:25 amEDI - ONT
2 stops21h 06mUnited Airlines
Wed 12/31:34 pmONT - EDI
2 stops34h 21mUnited Airlines
Deal found 11/3$773
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/189:25 amEDI - ONT
2 stops21h 26mUnited Airlines
Tue 11/256:05 amONT - EDI
2 stops20h 25mUnited Airlines
Deal found 11/4$803

Cheapflights Fare Finder

 
Customize your flight search to find flights from England to Ontario 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 4, 2025.
Use the filters below to find and compare flights from England to Ontario that are best for you.

Fly from

England

Fly to

Ontario

Route

Depart

Return

Price

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 1/10

12:20 pm-10:29 pm

1 stop18h 09m

Ontario

Fri 2/13

1:10 pm-10:00 am

1 stop12h 50m

$578

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 1/10

3:05 pm-10:29 pm

1 stop15h 24m

Ontario

Sat 2/14

1:09 pm-11:40 am

1 stop14h 31m

$578

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Wed 1/14

10:45 am-4:13 pm

1 stop13h 28m

Ontario

Mon 2/23

1:10 pm-10:00 am

1 stop12h 50m

$578

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 3/10

2:45 pm-10:38 pm

1 stop14h 53m

Ontario

Tue 3/31

1:00 pm-9:50 am

1 stop12h 50m

$582

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Fri 5/1

11:20 am-10:40 pm

1 stop19h 20m

Ontario

Tue 5/5

11:55 am-9:00 am

1 stop13h 05m

$594

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 4/28

10:55 am-4:14 pm

1 stop13h 19m

Ontario

Sun 5/10

11:55 am-9:00 am

1 stop13h 05m

$594

LondonOntario

LGW - ONT

LGWONT

London Gatwick

Thu 2/26

12:30 pm-10:31 pm

2 stops42h 01m

Ontario

Mon 3/2

11:59 pm-7:30 am

2 stops23h 31m

$617

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Tue 3/10

2:45 pm-10:38 pm

1 stop14h 53m

Ontario

Sun 3/29

11:55 am-9:00 am

1 stop13h 05m

$619

LondonOntario

LHR - ONT

LHRONT

London Heathrow

Sat 3/7

10:45 am-9:48 pm

1 stop19h 03m

Ontario

Fri 4/3

11:55 am-9:00 am

1 stop13h 05m

$619

ManchesterOntario

MAN - ONT

MANONT

Manchester

Wed 3/4

6:10 am-6:40 pm

2 stops20h 30m

Ontario

Sun 3/8

11:12 pm-11:45 am

2 stops29h 33m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 60 results
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Best time to book a flight from England to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from England 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 England to Ontario

What is the cheapest month to book a flight from England to Ontario?

Currently, September is the cheapest month in which you can book a flight from England to Ontario (average of $320). Flying from England to Ontario in July is currently the most expensive (average of $556). 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 ENG to ONT?

Find hourly flight availability from England to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 34% on flights from England to Ontario by exploring options for tickets in the afternoon.

How much does it cost to fly round-trip from England to Ontario?

Related info for your journey

Find useful and relevant information for your journey from England to Ontario. 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 Ontario from England?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from England.

  • How long is the flight from England to Ontario?

    For as low as $582, Delta can have you in Ontario from England in 14h 53m. The distance from England to Ontario is about 5407 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from England to Ontario one-way?

    One-way options have recently been found by users for as low as $407 on British Airways. Other airlines that offer cheap prices include United Airlines from $425 and Delta from $447 one-way.

  • What are the most popular routes from England to Ontario?

    When deciding which route to take from England to Ontario consider London Heathrow - Ontario, Manchester - Ontario or London Gatwick - Ontario as they are the most popular.

  • Can I find deals for flights from England to Ontario that include hotel bookings?

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

  • How can I find direct flights from England to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from England to Ontario.

  • Can I find deals for business class flights from England to Ontario?

    Yes. Cheapflights offers flight deals from England to Ontario 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 England to Ontario?

    Currently, September is the cheapest month in which you can book a flight from England to Ontario (average of $320). Flying from England to Ontario in July is currently the most expensive (average of $556). 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

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Alternative routes for England to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from England to Ontario

Discover the top airline that operate flights from England to Ontario. 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 2,558,603 searches. Data last updated November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$560Average$739FlexibilityNo cancel feeOn-time69%

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