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$269+ Cheap flights from Ontario (ONT) to England

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LHR
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Ontario to England

Keep the following information in mind while searching for Ontario to England flight deals. Data was last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$619
(Iberia)

One-way from

$285
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$676
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
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From Ontario to England
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One-way flight from Ontario to England
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Highest demand for flights based on searches. 14% potential increase in price ($124 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Ontario to England

Cheapest flights from Ontario to England
Explore the most affordable flight options available from Ontario to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Iberia deal was found by Cheapflights users on 3/24. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/712:50 pmONT - LHR
1 stop14h 00mIberia
Tue 4/223:10 pmLHR - ONT
1 stop15h 00mIberia
Deal found 3/24$619
This Ticket deal was found by Cheapflights users on 3/24. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/712:42 pmONT - LHR
1 stop14h 28mKLM
Tue 4/2211:20 amLHR - ONT
1 stop16h 08mKLM
Deal found 3/24$620
This Flightnetwork deal was found by Cheapflights users on 3/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/74:35 pmONT - LHR
1 stop12h 15mBritish Airways
Tue 4/223:10 pmLHR - ONT
1 stop15h 00mBritish Airways
Deal found 3/24$638
This Delta deal was found by Cheapflights users on 3/24. 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 4/71:30 pmONT - LHR
1 stop12h 20mDelta
Tue 4/2210:55 amLHR - ONT
1 stop13h 38mDelta
Deal found 3/24$642
This lastminute.com deal was found by Cheapflights users on 3/24. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/77:00 amONT - MAN
1 stop17h 35mKLM
Wed 4/2311:55 amMAN - ONT
1 stop15h 33mKLM
Deal found 3/24$656
This Virgin Atlantic deal was found by Cheapflights users on 3/24. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/712:42 pmONT - LHR
1 stop14h 28mVirgin Atlantic
Mon 4/147:45 pmLHR - ONT
2 stops28h 48mVirgin Atlantic
Deal found 3/24$657
This Finnair deal was found by Cheapflights users on 3/24. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:00 amONT - LHR
1 stop13h 15mMultiple Airlines
Fri 1/910:40 amLHR - ONT
1 stop19h 22mMultiple Airlines
Deal found 3/24$669
This Booking.com deal was found by Cheapflights users on 3/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/24:15 pmONT - LHR
2 stops54h 15mAir Canada
Wed 5/149:30 amLHR - ONT
2 stops19h 23mAir Canada
Deal found 3/24$675
This Delta deal was found by Cheapflights users on 3/24. 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.
Sun 11/169:55 amONT - LBA
2 stops22h 50mDelta
Thu 11/276:10 amLBA - ONT
2 stops24h 19mDelta
Deal found 3/24$683
This United Airlines deal was found by Cheapflights users on 3/24. 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 4/231:35 pmONT - LHR
1 stop12h 05mUnited Airlines
Wed 4/302:50 pmLHR - ONT
1 stop13h 52mUnited Airlines
Deal found 3/24$684
This oojo deal was found by Cheapflights users on 3/23. 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.
Wed 4/164:35 pmONT - MAN
2 stops22h 15mBritish Airways
Sun 4/207:50 pmMAN - ONT
2 stops36h 00mBritish Airways
Deal found 3/23$699
This United Airlines deal was found by Cheapflights users on 3/22. 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 11/167:00 amONT - MAN
2 stops19h 20mUnited Airlines
Thu 11/276:10 amMAN - ONT
2 stops24h 16mUnited Airlines
Deal found 3/22$701

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to England 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 March 25, 2025.
Use the filters below to find and compare flights from Ontario to England that are best for you.

Fly from

Ontario

Fly to

England

Route

Depart

Return

Price

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 4/7

12:50 pm-10:50 am

1 stop14h 00m

London Heathrow

Tue 4/22

4:25 pm-11:50 pm

1 stop15h 25m

$619

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 4/7

12:42 pm-11:10 am

1 stop14h 28m

London Heathrow

Tue 4/22

11:20 am-7:28 pm

1 stop16h 08m

$620

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 4/7

4:35 pm-12:50 pm

1 stop12h 15m

London Heathrow

Tue 4/22

3:10 pm-10:10 pm

1 stop15h 00m

$638

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 4/7

1:30 pm-9:50 am

1 stop12h 20m

London Heathrow

Tue 4/22

10:55 am-4:33 pm

1 stop13h 38m

$642

OntarioManchester

ONT - MAN

ONTMAN

Ontario

Mon 4/7

7:00 am-8:35 am

1 stop17h 35m

Manchester

Wed 4/23

11:55 am-7:28 pm

1 stop15h 33m

$656

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 4/7

12:42 pm-11:10 am

1 stop14h 28m

London Heathrow

Mon 4/14

7:45 pm-4:33 pm

2 stops28h 48m

$657

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Fri 5/2

4:15 pm-6:30 am

2 stops54h 15m

London Heathrow

Wed 5/14

9:30 am-8:53 pm

2 stops19h 23m

$675

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Wed 4/23

1:35 pm-9:40 am

1 stop12h 05m

London Heathrow

Wed 4/30

2:50 pm-8:42 pm

1 stop13h 52m

$684

OntarioManchester

ONT - MAN

ONTMAN

Ontario

Wed 4/16

4:35 pm-10:50 pm

2 stops22h 15m

Manchester

Sun 4/20

7:50 pm-11:50 pm

2 stops36h 00m

$699

OntarioBirmingham

ONT - BHX

ONTBHX

Ontario

Thu 5/8

1:45 pm-5:15 pm

2 stops19h 30m

Birmingham

Thu 5/15

9:30 am-8:34 pm

2 stops19h 04m

$728

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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

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

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

Currently, November is the cheapest month in which you can book a flight from Ontario to England (average of $661). Flying from Ontario to England in June is currently the most expensive (average of $1,115). 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 ONT to ENG?

Find hourly flight availability from Ontario to England. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to England as you normally would.

Rainfall in England by month

Plan your trip to England by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in England ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit England when rainfall is around 1.6 in.

Temperature in England by month

Plan your trip to England by taking into account the average temperature totals by month.

If weather is an important factor for your trip to England, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing England

Get insights into the airlines that provide service to England. 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 England. Reviews last updated March 25, 2025.
See what other customers who have flown with Delta, KLM and United Airlines from Ontario to England have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
634 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
JetBlue
7.3
Good
2,924 reviews
Delta
8.0
Very good
7,890 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to England.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $393. Users have also found prices from $394 and $423 on JetBlue and KLM, respectively.

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

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

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to England (average of $661). Flying from Ontario to England in June is currently the most expensive (average of $1,115). 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 Ontario to England

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Ontario to England

Discover the top 7 airlines that operate flights from Ontario to England. 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$454Average$889FlexibilityNo cancel feeOn-time72%
KLMCheapest$481Average$763FlexibilityNo cancel feeOn-time75%
DeltaCheapest$482Average$860FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$582Average$663FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$619Average$740FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$629Average$993FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$648Average$1,079FlexibilityNo cancel feeOn-time70%
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