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Cheap flights from Ontario to England from £210

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 29/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LHR
21 Apr — 28 Apr1
1 adult

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 16 April 2025.

Round-trip from

£455

One-way from

£210

Popular in

December

Cheapest in

October

Average price

£508
Iberia
  • Iberia
  • 30/4-6/5
  • 2 total stops
  • 37h 48m total
  • Ontario to England
Search Deals
29/7
  • 29/7
  • 2 total stops
  • 17h 52m total
  • Ontario to England
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£27 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 16 April 2025.

Wed 30/407:00ONT - LHR
1 stop19h 50mIberia
Tue 6/512:00LHR - ONT
1 stop17h 58mIberia
Deal found 15/4£455
Fri 25/413:20ONT - LHR
1 stop12h 30mKLM
Thu 8/511:20LHR - ONT
1 stop16h 13mKLM
Deal found 15/4£468
Mon 28/416:35ONT - LHR
1 stop14h 05mMultiple Airlines
Sun 4/515:40LHR - ONT
1 stop14h 18mMultiple Airlines
Deal found 15/4£476
Wed 30/411:45ONT - LHR
1 stop15h 35mVirgin Atlantic
Wed 7/506:15LHR - ONT
2 stops18h 02mVirgin Atlantic
Deal found 15/4£477
Mon 28/406:00ONT - LHR
1 stop19h 50mDelta
Sun 4/506:30LHR - ONT
2 stops18h 03mDelta
Deal found 15/4£478
Sat 10/510:00ONT - LHR
1 stop18h 50mBritish Airways
Sat 17/508:20LHR - ONT
1 stop18h 16mBritish Airways
Deal found 15/4£480
Tue 22/406:00ONT - MAN
2 stops23h 10mBritish Airways
Tue 29/408:40MAN - ONT
2 stops21h 18mBritish Airways
Deal found 15/4£485
Thu 11/906:00ONT - LHR
1 stop17h 25mUnited Airlines
Sat 20/914:05LHR - ONT
2 stops35h 24mUnited Airlines
Deal found 15/4£504
Sat 1/1113:00ONT - LHR
2 stops15h 50mAir Canada
Sat 15/1114:30LHR - ONT
2 stops37h 47mAir Canada
Deal found 14/4£506
Fri 2/516:35ONT - LHR
1 stop12h 15mAmerican Airlines
Fri 16/515:40LHR - ONT
1 stop14h 17mAmerican Airlines
Deal found 14/4£524
Tue 19/807:00ONT - MAN
2 stops17h 25mUnited Airlines
Tue 23/911:50MAN - ONT
2 stops16h 27mUnited Airlines
Deal found 15/4£530
Mon 4/816:45ONT - EDI
2 stops15h 55mBritish Airways
Mon 25/820:30EDI - ONT
2 stops29h 02mBritish Airways
Deal found 15/4£558

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 16 April 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

Wed 30/4

07:00-10:50

1 stop19h 50m

London Heathrow

Tue 6/5

12:00-21:58

1 stop17h 58m

£455

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 28/4

16:35-14:40

1 stop14h 05m

London Heathrow

Sun 4/5

15:40-21:58

1 stop14h 18m

£476

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Wed 30/4

11:45-11:20

1 stop15h 35m

London Heathrow

Wed 7/5

06:15-16:17

2 stops18h 02m

£477

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Mon 28/4

14:35-14:15

1 stop15h 40m

London Heathrow

Mon 5/5

06:30-16:44

2 stops18h 14m

£478

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Sat 10/5

10:00-12:50

1 stop18h 50m

London Heathrow

Sat 17/5

08:20-18:36

1 stop18h 16m

£480

OntarioManchester

ONT - MAN

ONTMAN

Ontario

Mon 5/5

16:35-20:45

2 stops20h 10m

Manchester

Mon 12/5

19:45-23:43

2 stops35h 58m

£493

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Thu 11/9

06:00-07:25

1 stop17h 25m

London Heathrow

Sat 20/9

14:05-17:29

2 stops35h 24m

£504

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Fri 2/5

16:35-12:50

1 stop12h 15m

London Heathrow

Fri 16/5

15:40-21:57

1 stop14h 17m

£524

OntarioManchester

ONT - MAN

ONTMAN

Ontario

Tue 19/8

07:00-08:25

2 stops17h 25m

Manchester

Tue 23/9

11:50-20:17

2 stops16h 27m

£530

OntarioLondon

ONT - LHR

ONTLHR

Ontario

Sun 11/5

12:18-11:10

1 stop14h 52m

London Heathrow

Sat 24/5

10:55-16:17

1 stop13h 22m

£554

Flights are sorted by cheapest return flights first.

Deals found on 16/4

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 return 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, January is the cheapest month in which you can book a flight from Ontario to England (average of £112). Flying from Ontario to England in August is currently the most expensive (average of £164). 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 16 April 2025.

When flying from Ontario to England, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit England when rainfall is around 40.0 mm.

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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 16 April 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Ontario to England to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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
7,917 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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
1,326 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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
8,658 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

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?

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

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

    One-way options have recently been found by users for as low as £277 on Virgin Atlantic. Other airlines that offer cheap prices include Iberia from £291 and JetBlue from £298 one-way.

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

    While some choose either Ontario - Edinburgh Turnhouse or Ontario - Manchester, Ontario - London Heathrow is the most popular route from Ontario to England.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Ontario to England (average of £112). Flying from Ontario to England in August is currently the most expensive (average of £164). 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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Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to England flexibly with Cheapflights today.

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