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Cheap flights from London to Ontario from £389

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 23/5. 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.
LON — ONT
28 Apr — 5 May1
1 adult
Sun 28/4
Sun 5/5

The best prices from London to Ontario are usually found in February or January, booked 60 days in advance, depart on a Wednesday or Saturday and return on a Monday

Cheap flight deals from London to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Ontario (ONT). 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 April 2024.

Popular in

August

Cheapest in

February

Average price

£484

Round-trip from

£441
High demand for flights, 28% potential price rise
Search Deals
Best time to find cheap flights, 26% potential price drop
Search Deals
Average for round-trip flights in April 2024
Search Deals
From London (LON) to Ontario
Search Deals

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

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 15% when planning your travel around this day of the week.

How far in advance should I book a flight from London to Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 37 days in advance, which can save you up to 21% on flights from London to Ontario compared to booking the week you need them. Waiting 37 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £490. For sooner than that we have options available in the next 3 days from £592.

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

Flights from London to Ontario lean towards being more expensive in July. Prices are generally better when you fly from London to Ontario in February, with the cheapest ticket starting at £310.

When is the cheapest time to fly from London to Ontario (LON - ONT)?

It’s optimal to fly from London to Ontario in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight at midday.

Cheap Virgin Atlantic flights from London to Ontario

Explore cheap flight options specifically provided by Virgin Atlantic for the route between London and Ontario. 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 928,330 searches. Data last updated 23 April 2024.
Take a peek at the cheapest Virgin Atlantic flights we've detected travelling from London to Ontario. Come back soon if you're not finding the exact deal you're looking for.
Wed 8/511:00LHR - ONT
1 stop13h 36mVirgin Atlantic
Wed 15/513:20ONT - LHR
1 stop12h 40mVirgin Atlantic
Deal found 22/4£515
Wed 8/511:00LHR - ONT
1 stop13h 36mVirgin Atlantic
Sun 12/511:20ONT - LHR
1 stop14h 30mVirgin Atlantic
Deal found 22/4£550
Tue 14/510:55LHR - ONT
1 stop13h 41mVirgin Atlantic
Tue 28/513:20ONT - LHR
1 stop12h 40mVirgin Atlantic
Deal found 22/4£564
Wed 15/511:00LHR - ONT
1 stop20h 43mVirgin Atlantic
Fri 31/513:20ONT - LHR
1 stop12h 40mVirgin Atlantic
Deal found 22/4£614
Wed 29/511:00LHR - ONT
1 stop13h 36mVirgin Atlantic
Tue 4/613:20ONT - LHR
1 stop12h 40mVirgin Atlantic
Deal found 22/4£617
Wed 12/611:00LHR - ONT
1 stop13h 16mVirgin Atlantic
Wed 26/613:25ONT - LHR
1 stop12h 35mVirgin Atlantic
Deal found 22/4£626
Tue 21/510:55LHR - ONT
1 stop13h 41mVirgin Atlantic
Fri 31/513:20ONT - LHR
1 stop12h 40mVirgin Atlantic
Deal found 22/4£656

Cheap KLM flights from London to Ontario

Explore cheap flight options specifically provided by KLM for the route between London and Ontario. 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 928,330 searches. Data last updated 23 April 2024.
Take a gander at the lowest prices we've found on KLM flights from London to Ontario. Deals frequently update to provide users with more options.
Sat 11/512:45LHR - ONT
1 stop15h 21mKLM
Wed 15/513:20ONT - LHR
1 stop12h 40mKLM
Deal found 22/4£556
Mon 6/515:55LHR - ONT
1 stop14h 44mKLM
Wed 5/613:20ONT - LHR
1 stop12h 40mKLM
Deal found 22/4£586
Tue 28/510:55LHR - ONT
1 stop13h 41mKLM
Wed 5/613:20ONT - LHR
1 stop12h 40mKLM
Deal found 22/4£622
Tue 30/415:55LHR - ONT
1 stop14h 45mKLM
Fri 19/713:20ONT - LHR
1 stop12h 40mKLM
Deal found 22/4£651
Sun 23/610:55LHR - ONT
1 stop13h 21mKLM
Fri 5/713:25ONT - LHR
1 stop12h 35mKLM
Deal found 22/4£715
Mon 29/415:55LHR - ONT
1 stop14h 45mKLM
Fri 10/513:20ONT - LHR
1 stop12h 40mKLM
Deal found 22/4£9,753

Cheap London to Ontario flights in April & May 2024

Find cheap flight options from London to Ontario specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 928,330 searches. Prices were last updated on 23 April 2024.
Scroll through some of the best deals on flights from London to Ontario in 2024. Check back in a little while for more flight options.
Wed 8/516:15LHR - ONT
1 stop14h 49mUnited Airlines
Wed 15/513:36ONT - LHR
1 stop12h 04mUnited Airlines
Deal found 23/4£502
Mon 6/516:15LHR - ONT
1 stop14h 49mUnited Airlines
Mon 13/513:36ONT - LHR
1 stop12h 04mUnited Airlines
Deal found 22/4£503
Mon 13/516:15LHR - ONT
1 stop14h 49mUnited Airlines
Mon 20/513:36ONT - LHR
1 stop12h 04mUnited Airlines
Deal found 22/4£513
Wed 8/511:00LHR - ONT
1 stop13h 36mVirgin Atlantic
Wed 15/513:20ONT - LHR
1 stop12h 40mVirgin Atlantic
Deal found 22/4£515
Tue 7/512:05LHR - ONT
2 stops18h 59mMultiple Airlines
Tue 14/505:15ONT - LHR
2 stops19h 20mMultiple Airlines
Deal found 23/4£520
Tue 14/509:05LCY - ONT
2 stops19h 03mBritish Airways
Tue 21/512:50ONT - LCY
2 stops21h 35mBritish Airways
Deal found 22/4£528
Tue 7/516:15LHR - ONT
1 stop14h 49mUnited Airlines
Sun 19/513:36ONT - LHR
1 stop12h 04mUnited Airlines
Deal found 23/4£532
Thu 9/514:50LHR - ONT
1 stop14h 03mUnited Airlines
Mon 13/513:36ONT - LHR
1 stop12h 04mUnited Airlines
Deal found 22/4£533
Fri 10/508:30LHR - ONT
2 stops22h 34mMultiple Airlines
Mon 13/506:00ONT - LHR
2 stops16h 35mMultiple Airlines
Deal found 22/4£541

London to Ontario 2024 flight deals

Discover exclusive flight deals for travel between London and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 928,330 searches. Data last updated 23 April 2024.
Scroll through some of the best deals on flights from London to Ontario in 2024. Check back in a little while for more flight options.
Mon 18/1111:25LGW - ONT
2 stops20h 42mAmerican Airlines
Sun 24/1123:11ONT - LGW
2 stops25h 44mAmerican Airlines
Deal found 23/4£473
Tue 5/1111:55LHR - ONT
1 stop13h 57mBritish Airways
Tue 12/1112:51ONT - LHR
1 stop12h 54mBritish Airways
Deal found 22/4£480
Mon 23/911:05LHR - ONT
1 stop14h 17mUnited Airlines
Mon 30/913:30ONT - LHR
1 stop12h 10mUnited Airlines
Deal found 23/4£484
Mon 9/911:05LHR - ONT
1 stop14h 17mUnited Airlines
Mon 23/913:35ONT - LHR
1 stop12h 05mUnited Airlines
Deal found 22/4£485
Tue 10/910:30LHR - ONT
1 stop15h 03mFinnair
Wed 25/914:52ONT - LHR
1 stop13h 53mFinnair
Deal found 22/4£487
Tue 26/1109:20LHR - ONT
1 stop16h 40mUnited Airlines
Mon 23/1213:00ONT - LHR
1 stop12h 40mUnited Airlines
Deal found 22/4£488
Tue 10/911:30LHR - ONT
2 stops19h 56mIberia
Tue 12/1106:34ONT - LHR
1 stop16h 46mIberia
Deal found 22/4£491
Tue 10/910:25LHR - ONT
1 stop15h 31mUnited Airlines
Tue 24/913:35ONT - LHR
1 stop12h 05mUnited Airlines
Deal found 22/4£495
Mon 9/915:15LHR - ONT
1 stop14h 45mFinnair
Sun 22/923:00ONT - LHR
1 stop29h 10mFinnair
Deal found 22/4£497

London to Ontario flights leaving soon

Find last-minute flight options from London to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 928,330 searches. Data last updated 23 April 2024.
Book one of these great deals on flights from London to Ontario. Tip: verify your flight details before completing your reservation.
Mon 29/411:30LHR - ONT
2 stops19h 27mDelta
Mon 13/505:45ONT - LHR
1 stop20h 15mDelta
Deal found 22/4£546
Mon 29/415:55LHR - ONT
1 stop14h 45mDelta
Mon 13/511:20ONT - LHR
1 stop14h 30mDelta
Deal found 22/4£554
Sun 28/412:00LHR - ONT
1 stop16h 14mIberia
Sun 5/514:53ONT - LHR
1 stop31h 32mIberia
Deal found 21/4£618
Tue 30/415:55LHR - ONT
1 stop14h 45mKLM
Fri 19/713:20ONT - LHR
1 stop12h 40mKLM
Deal found 22/4£651
Mon 29/416:15LHR - ONT
1 stop14h 49mUnited Airlines
Thu 9/510:42ONT - LHR
1 stop15h 43mUnited Airlines
Deal found 22/4£652
Mon 29/414:50LHR - ONT
1 stop13h 50mUnited Airlines
Mon 6/513:36ONT - LHR
1 stop12h 04mUnited Airlines
Deal found 22/4£664
Mon 29/416:25LHR - ONT
1 stop15h 32mIberia
Mon 6/510:34ONT - LHR
1 stop13h 31mIberia
Deal found 22/4£669
Tue 30/416:25LHR - ONT
1 stop15h 32mIberia
Mon 6/510:34ONT - LHR
1 stop13h 31mIberia
Deal found 21/4£673
Mon 29/413:05LHR - ONT
1 stop15h 09mIberia
Mon 13/514:50ONT - LHR
1 stop13h 25mIberia
Deal found 22/4£674

One-way flights to Ontario from London

Search for one-way flight options from London to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 928,330 searches. Data last updated 23 April 2024.
Take a look at some of the one-way flights we've detected from London to Ontario. Users needing a return flight from London to Ontario should utilize the search form above.
Thu 23/509:20LGW - ONT
3 stops39h 41mMultiple Airlines
Deal found 22/4£389
Mon 27/519:55LGW - ONT
3 stops36h 04mMultiple Airlines
Deal found 23/4£437
Thu 23/519:40LGW - ONT
2 stops42h 59mMultiple Airlines
Deal found 22/4£470
Fri 10/522:25LHR - ONT
3 stops40h 38mMultiple Airlines
Deal found 23/4£516
Sat 10/808:00LGW - ONT
3 stops33h 06mMultiple Airlines
Deal found 21/4£518
Mon 27/521:25LHR - ONT
3 stops30h 04mMultiple Airlines
Deal found 23/4£548
Mon 6/516:25LHR - ONT
1 stop15h 31mFinnair
Deal found 22/4£550
Wed 8/510:30LGW - ONT
1 stop19h 39mJetBlue
Deal found 23/4£580
Mon 6/510:30LGW - ONT
1 stop19h 39mJetBlue
Deal found 22/4£581

Find flights from London to Ontario within your budget

Customise your flight search to find flights from London 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 928,330 searches. Data last updated 23 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£484 - £592

Route

Depart

Return

Price

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Mon 23/9

1 stop15h 51m

Ontario

Mon 30/9

1 stop12h 10m

£484

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Tue 10/9

1 stop15h 03m

Ontario

Wed 25/9

1 stop13h 53m

£487

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Tue 10/9

2 stops19h 56m

Ontario

Tue 12/11

1 stop16h 46m

£491

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Tue 10/9

2 stops23h 15m

Ontario

Tue 12/11

2 stops16h 45m

£499

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Wed 11/9

1 stop16h 37m

Ontario

Thu 14/11

1 stop13h 04m

£505

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Wed 8/5

1 stop13h 36m

Ontario

Wed 15/5

1 stop12h 40m

£515

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Sat 11/5

1 stop15h 21m

Ontario

Wed 15/5

1 stop12h 40m

£556

London HeathrowOntario

LHR - ONT

LHRONT

London Heathrow

Wed 11/9

1 stop15h 51m

Ontario

Fri 20/9

1 stop12h 05m

£592

London GatwickOntario

LGW - ONT

LGWONT

London Gatwick

Wed 28/8

2 stops19h 06m

Ontario

Mon 9/9

2 stops15h 29m

£592

Flights are sorted by cheapest first

Deals found on 23/4

When is the best time to book a flight from London to Ontario?

Use this chart to determine the optimal time to book a return flight from London to Ontario. Price data was last updated on 28 January 2024.
To ensure you get the cheapest price possible for a flight from London to Ontario, you should look to book at least 59 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

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

Use this chart to determine the cheapest time to fly return from London to Ontario. Price data was last updated on 21 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London to Ontario flight should consider departing on Monday afternoons when fares are most often at their lowest. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Ontario by month

Plan your trip from London to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight from London to Ontario is currently £510 while a return flight costs £525. Price data was last updated on 14 April 2024.

Temperature and rainfall in Ontario by month

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

LAX

Temperature

14 - 23 °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 April 2024.
Read reviews from past customers who have flown Virgin Atlantic, KLM and Finnair from London to Ontario. 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
8.1
Very Good
11,028 reviews
Check prices

Boarding

8.2

Food

7.5

Entertainment

8.0

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Delta
8.1
Very Good
11,028 reviews
Delta
8.1
Very Good
11,028 reviews
Check prices

Boarding

8.2

Food

7.5

Entertainment

8.0

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

KLM
7.9
Good
1,632 reviews
Delta
8.1
Very Good
11,028 reviews
Check prices

Boarding

8.2

Food

7.5

Entertainment

8.0

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Finnair
7.8
Good
1,387 reviews
Delta
8.1
Very Good
11,028 reviews
Check prices

Boarding

8.2

Food

7.5

Entertainment

8.0

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Virgin Atlantic
7.7
Good
751 reviews
Delta
8.1
Very Good
11,028 reviews
Check prices

Boarding

8.2

Food

7.5

Entertainment

8.0

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Aeromexico
7.7
Good
2,645 reviews
Delta
8.1
Very Good
11,028 reviews
Check prices

Boarding

8.2

Food

7.5

Entertainment

8.0

Crew

8.6

Overall

8.1

Comfort

7.9

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Related info for your journey

Find useful and relevant information for your journey from London 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 London?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from London. On average, Ontario has 0 inbound flights from London per day from 6 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • Can I find flights from London to Ontario for under £500 on Cheapflights?

    Yes, there are multiple flights from London to Ontario for under £500. The cheapest flight booked recently is on United Airlines for just £484, but on average you can expect to pay £503.

  • Are there last-minute flights available from London to Ontario for under £600?

    There are currently 20+ open flights from London to Ontario within the next 7 days for less than £600.

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

    According to our current data, United Airlines (£484), Finnair (£487), and Iberia (£491) offers the cheapest pricing from London to Ontario. You may be able to fly from London to Ontario for 11% less than the average price by searching for these airlines.

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

    The most popular route from London to Ontario is London Heathrow - Ontario. You may also consider London Gatwick - Ontario or London City - Ontario.

  • What are the most popular airlines that fly from London to Ontario?

    When booking a flight from London to Ontario, you may want to consider flying on Finnair, British Airways or Lufthansa as they are the most popular for this route.

  • What does LHR to ONT mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a London Heathrow Airport to Ontario Airport flight would often be abbreviated as a LHR to ONT flight. London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your London to Ontario flight 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 Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter London to Ontario 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 Ontario that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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.

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

    Many airlines flying from London to Ontario 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.

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

    Yes, you can often find last-minute deals on London to Ontario 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 recently were the London to Ontario flight deals updated?

    The London to Ontario flight deals you see on this page were last updated on 23/4.

See more FAQs

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Alternative routes for London to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from London to Ontario

Discover the top 5 airlines that operate flights from London 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 928,330 searches. Data last updated 23 April 2024.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£385Average£468FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£398Average£553FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£432Average£782FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£475Average£722FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£484Average£566FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
London to Kolkata flights
Bristol to Alicante flights
London Gatwick Airport to Berlin flights
London to Girona Costa Brava Airport flights
London to Islamabad flights
London to Italy flights
Dublin to Bangkok flights
Belfast City Airport to London flights
Dublin to Crete flights
London to Durban flights
Bristol to Edinburgh flights
London to Coolangatta flights

Search flights from London to Ontario by cabin class

Find flights from London to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy class

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Fly with Cheapflights

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

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

When you search for this flight from London to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Ontario 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 Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Ontario, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on London to Ontario 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.

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