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Cheap flights from London Heathrow Airport to Ontario from C$ 463

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YYZ
28 Dec — 4 Jan1
1 adult

Cheap flight deals from Heathrow to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Ontario (CAON). 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 23 December 2024.

Round-trip from

C$ 672

One-way from

C$ 463
5/2-12/2
  • 5/2-12/2
  • 4 total stops
  • 37h 50m total
  • London to Ontario
Search Deals
1/2
  • 1/2
  • 3 total stops
  • 52h 19m total
  • London to Ontario
Search Deals

Find flight deals from Heathrow to Ontario

Cheapest flights from Heathrow to Ontario
Explore the most affordable flight options available from Heathrow to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 December 2024.

Tue 31/127:10 a.m.LHR - YYZ
2 stops16h 01mUnited Airlines
Tue 14/17:40 p.m.YYZ - LHR
1 stop10h 10mUnited Airlines
Deal found 23/12C$ 697
Sun 29/126:30 p.m.LHR - YYZ
2 stops24h 55mLufthansa
Wed 29/111:25 p.m.YYZ - LHR
Nonstop7h 25mLufthansa
Deal found 22/12C$ 716
Tue 31/1212:05 p.m.LHR - YYZ
1 stop16h 41mMultiple Airlines
Tue 14/18:10 p.m.YYZ - LHR
Nonstop7h 20mMultiple Airlines
Deal found 22/12C$ 733
Sun 29/126:00 a.m.LHR - YYZ
2 stops20h 50mAustrian Airlines
Sat 25/14:00 p.m.YYZ - LHR
2 stops24h 40mAustrian Airlines
Deal found 22/12C$ 754
Sun 29/121:35 p.m.LHR - YYZ
1 stop12h 50mAir Canada
Thu 9/16:10 p.m.YYZ - LHR
Nonstop7h 20mAir Canada
Deal found 22/12C$ 782
Wed 25/123:00 p.m.LHR - YTZ
1 stop23h 50mAir Canada
Thu 9/110:25 a.m.YTZ - LHR
1 stop15h 45mAir Canada
Deal found 21/12C$ 809
Fri 27/121:35 p.m.LHR - YUL
1 stop32h 44mUnited Airlines
Sun 12/18:40 a.m.YUL - LHR
2 stops23h 20mUnited Airlines
Deal found 23/12C$ 816
Wed 25/123:00 p.m.LHR - YUL
Nonstop7h 40mAir Canada
Mon 27/14:50 p.m.YUL - LHR
1 stop10h 15mAir Canada
Deal found 23/12C$ 819
Tue 31/129:10 a.m.LHR - YYZ
1 stop18h 58mDelta
Thu 9/16:00 a.m.YYZ - LHR
1 stop19h 25mDelta
Deal found 22/12C$ 829
Wed 25/126:20 a.m.LHR - YYZ
1 stop20h 05mAir France
Sun 12/11:20 p.m.YYZ - LHR
1 stop12h 30mAir France
Deal found 22/12C$ 842
Wed 25/123:00 p.m.LHR - YUL
Nonstop7h 40mMultiple Airlines
Mon 27/14:50 p.m.YUL - LHR
1 stop13h 25mMultiple Airlines
Deal found 23/12C$ 842
Tue 24/126:20 a.m.LHR - YUL
1 stop19h 25mAir France
Tue 31/1211:05 p.m.YUL - LHR
1 stop14h 15mAir France
Deal found 23/12C$ 843

Find flights from Heathrow to Ontario within your budget

Customize your flight search to find flights from Heathrow 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 629,999 searches. Data last updated 23 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonHamilton

LHR - YHM

LHRYHM

London Heathrow

Wed 5/2

6:40 a.m.-5:10 p.m.

2 stops15h 30m

Hamilton

Wed 12/2

6:20 p.m.-9:40 p.m.

2 stops22h 20m

C$ 672

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 15/4

1:30 p.m.-7:45 p.m.

1 stop11h 15m

Toronto Pearson Intl

Wed 23/4

6:25 p.m.-6:35 a.m.

Nonstop7h 10m

C$ 697

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 15/1

11:10 a.m.-9:50 p.m.

2 stops15h 40m

Toronto Island

Sun 19/1

3:25 p.m.-7:10 a.m.

1 stop10h 45m

C$ 698

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Mon 13/1

3:00 p.m.-9:50 p.m.

1 stop11h 50m

Toronto Island

Mon 27/1

3:25 p.m.-7:10 a.m.

1 stop10h 45m

C$ 700

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 21/1

11:45 a.m.-7:15 p.m.

1 stop12h 30m

Toronto Pearson Intl

Tue 4/2

6:35 p.m.-10:30 a.m.

1 stop10h 55m

C$ 703

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 7/3

8:55 a.m.-4:20 p.m.

1 stop12h 25m

Toronto Pearson Intl

Fri 21/3

5:00 p.m.-7:10 a.m.

1 stop10h 10m

C$ 706

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 18/1

6:00 a.m.-4:20 p.m.

1 stop15h 20m

Toronto Pearson Intl

Sat 25/1

8:30 p.m.-1:00 p.m.

1 stop11h 30m

C$ 713

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Sat 18/1

7:30 p.m.-7:50 p.m.

2 stops29h 20m

Toronto Island

Thu 30/1

12:25 p.m.-1:40 p.m.

2 stops20h 15m

C$ 713

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Wed 15/1

9:05 a.m.-7:55 p.m.

2 stops15h 50m

Toronto Pearson Intl

Fri 31/1

7:30 p.m.-6:40 p.m.

2 stops42h 10m

C$ 714

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Tue 21/1

7:30 a.m.-6:14 p.m.

2 stops15h 44m

Toronto Pearson Intl

Tue 4/2

3:00 p.m.-6:20 a.m.

1 stop10h 20m

C$ 716

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/12

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

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

Travel insights for flights from Heathrow to Ontario

Get recent, data-driven insights about flights from Heathrow to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from London Heathrow Airport to Region of Ontario?

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Region of Ontario (average of C$ 178). Flying from London Heathrow Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 LHR to ON?

Find hourly flight availability from Heathrow 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 23 December 2024.

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

Weekly flight availability from London Heathrow Airport to Region of Ontario

Explore weekly flight availability from Heathrow to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 23 December 2024.

The most flights from LHR to CAON are scheduled on a Monday (32 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (28 on average).

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 23 December 2024.
Read through reviews of airlines operating flights from London to Ontario, such as Lufthansa, Delta and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,588 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta
8.0
Very good
8,588 reviews
Delta
8.0
Very good
8,588 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

KLM
7.8
Good
1,345 reviews
Delta
8.0
Very good
8,588 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,588 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

LOT
7.6
Good
1,125 reviews
Delta
8.0
Very good
8,588 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,588 reviews
Check prices

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Comfort

8.0

Reviews

1 / 10

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from London Heathrow Airport to Region of Ontario one-way?

    One-way options have recently been found by users for as low as C$ 512 on WestJet. Other airlines that offer cheap prices include TAP AIR PORTUGAL from C$ 555 and Icelandair from C$ 556 one-way.

  • What are the most popular routes from London Heathrow Airport to Region of Ontario?

    The most popular route from London Heathrow Airport to Region of Ontario is London Heathrow - Toronto Pearson Intl. You may also consider London Heathrow - Montreal Pierre Elliott Trudeau Intl or London Heathrow - Toronto Island.

  • What are the most reliable airlines from London Heathrow Airport to Region of Ontario?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Region of Ontario on time: Thai Airways (95%), Ethiopian Air (93%), Air Canada (89%).

  • What are the cheapest flights from London Heathrow Airport to Region of Ontario?

    While on average a flight from London Heathrow Airport to Region of Ontario is generally C$ 1,378, our data shows the cheapest flight currently is C$ 750. When looking at the most popular route, (London Heathrow - Toronto Pearson Intl), you can expect to pay C$ 580 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Region of Ontario?

    Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Region of Ontario (average of C$ 178). Flying from London Heathrow Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 Heathrow to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Vancouver Intl flights
Heathrow to Pearson Intl flights
Gatwick to Pearson Intl flights
Gatwick to Vancouver Intl flights
London City to Pearson Intl flights
London City to Vancouver Intl flights
Heathrow to Calgary flights
Heathrow to Pierre Elliott Trudeau Intl flights
Luton to Pearson Intl flights
Heathrow to Halifax flights
Stansted to Pearson Intl flights
Gatwick to Pierre Elliott Trudeau Intl flights
Gatwick to Calgary flights
London City to Calgary flights
London City to Pierre Elliott Trudeau Intl flights
Heathrow to Abbotsford flights
Gatwick to Halifax flights
Luton to Pierre Elliott Trudeau Intl flights
Luton to Calgary flights
Heathrow to Ottawa flights
Gatwick to Hamilton flights
Gatwick to Ottawa flights
Heathrow to Hamilton flights
Heathrow to Winnipeg flights
Southend to Pearson Intl flights
Gatwick to Winnipeg flights
Gatwick to St. John's flights
Heathrow to St. John's flights
Gatwick to Edmonton flights
Luton to Vancouver Intl flights
Heathrow to Edmonton flights
Stansted to Pierre Elliott Trudeau Intl flights
Heathrow to Victoria flights
Heathrow to London flights
Gatwick to Victoria flights
Southend to Pierre Elliott Trudeau Intl flights
Gatwick to Kelowna flights
Heathrow to Windsor flights

Top 10 airlines flying from Heathrow to Ontario

Discover the top 10 airlines that operate flights from Heathrow 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 629,999 searches. Data last updated 23 December 2024.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 360AverageC$ 873FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Air FranceCheapestC$ 383AverageC$ 961FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air TransatCheapestC$ 619AverageC$ 870FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Aer LingusCheapestC$ 645AverageC$ 1,147FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapestC$ 649AverageC$ 1,025FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IberiaCheapestC$ 681AverageC$ 1,118FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapestC$ 684AverageC$ 1,043FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Scandinavian AirlinesCheapestC$ 687AverageC$ 1,199FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapestC$ 688AverageC$ 886FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapestC$ 699AverageC$ 942FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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 Heathrow to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Ontario.

Can Cheapflights find flights from Heathrow to Ontario with no change fees?

Yes, we can. To see specific flights from Heathrow to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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