What is the cheapest airline that flies from London to Ontario?

TAP AIR PORTUGAL, Virgin Atlantic, and Air Transat are the most popular carriers operating from London to Ontario

How many flights depart from London to Region of Ontario on average per day?

The number of flights available between London and Region of Ontario is 45 per day as of December 2025. The most frequent departure time is 11:00, with 44% of daily flights leaving in the afternoon.

Which airlines fly to Region of Ontario?

Air Canada, Lufthansa and Air Transat are the top three most popular airlines that fly to Region of Ontario from London according to our data. Air Canada is the first choice among our users, with 62% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 17 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

How many flights depart from London to Region of Ontario on average per week?

As of December 2025, 317 flights take off from London and land in Region of Ontario each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

When did momondo last update prices for flights from London to Ontario?

Prices for flights from London to Ontario are updated daily.

How many operators does momondo search for flights from London to Ontario?

As of December 2025, there are 16 operators available to choose from for flights from London to Ontario.

How old do you have to be to fly from London to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Ontario.

What documentation or ID do you need to fly to Ontario?

The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£246 Cheap Flights from London to Ontario in 2025/26

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12:00 - 19:17

LHR

YYZ

12h 17m1 stop

10:00 - 06:40

YYZ

LHR

15h 40m1 stop

£386United Airlines

Thu, 5 Feb - Thu, 12 Feb

19:25 - 13:50

LHR

YYZ

23h 25m1 stop

18:10 - 06:30

YYZ

LHR

7h 20mdirect

£387Air Canada

Mon, 19 Jan - Wed, 21 Jan

09:50 - 15:50

LHR

YYZ

11h 00m1 stop

18:05 - 06:15

YYZ

LHR

7h 10mdirect

£391British Airways

Mon, 1 Jun - Mon, 15 Jun

17:05 - 20:15

LHR

YYZ

8h 10mdirect

18:05 - 06:15

YYZ

LHR

7h 10mdirect

£392British Airways

Thu, 15 Jan - Sun, 25 Jan

11:40 - 15:00

LGW

YYZ

8h 20mdirect

21:35 - 09:45

YYZ

LGW

7h 10mdirect

£394Air Transat

Sun, 18 Jan - Sun, 1 Mar

11:40 - 15:00

LGW

YYZ

8h 20mdirect

21:35 - 09:45

YYZ

LGW

7h 10mdirect

£395Air Transat

Thu, 5 Feb - Thu, 12 Feb

10:00 - 15:40

LCY

YYZ

10h 40m1 stop

17:50 - 08:50

YYZ

LCY

10h 00m1 stop

£396Virgin Atlantic

Wed, 4 Feb - Wed, 11 Feb

10:50 - 18:50

LHR

YUL

13h 00m1 stop

20:40 - 17:40

YUL

LHR

16h 00m2 stops

£438Lufthansa

Wed, 13 May - Tue, 19 May

20:05 - 17:20

LCY

YUL

26h 15m1 stop

12:54 - 17:20

YUL

LCY

23h 26m2 stops

£439Virgin Atlantic

Sun, 18 Jan - Sun, 25 Jan

08:30 - 16:21

LHR

YUL

12h 51m1 stop

18:40 - 06:30

YUL

LHR

6h 50mdirect

£441Lufthansa

Sat, 6 Jun - Sun, 28 Jun

British Airways flights from London to Region of Ontario

Our best British Airways deals on London to Region of Ontario flight tickets

British Airways

15 Jan

LHR17:05London Heathrow

8h 10m

YYZ20:15Toronto Pearson Intl

25 Jan

YYZ18:05Toronto Pearson Intl

7h 10m

LHR06:15London Heathrow

£392

Find similar

British Airways

18 Mar

LCY06:50London City

14h 05m

1 stop

YYZ16:55Toronto Pearson Intl

25 Mar

YYZ18:25Toronto Pearson Intl

12h 00m

1 stop

LCY10:25London City

£393

Find similar

British Airways

4 Feb

LCY06:50London City

14h 05m

1 stop

YYZ15:55Toronto Pearson Intl

11 Feb

YYZ17:25Toronto Pearson Intl

10h 10m

1 stop

LCY08:35London City

£394

Find similar

TAP AIR PORTUGAL flights from London to Region of Ontario

Our best TAP AIR PORTUGAL deals on London to Region of Ontario flight tickets

TAP AIR PORTUGAL

5 May

LGW21:15London Gatwick

21h 45m

2 stops

YYZ14:00Toronto Pearson Intl

18 May

YYZ17:45Toronto Pearson Intl

16h 50m

1 stop

LGW15:35London Gatwick

£392

Find similar

TAP AIR PORTUGAL

8 Apr

LGW10:35London Gatwick

15h 30m

1 stop

YYZ21:05Toronto Pearson Intl

15 Apr

YYZ17:35Toronto Pearson Intl

15h 25m

1 stop

LGW14:00London Gatwick

£397

Find similar

TAP AIR PORTUGAL

15 Jan

LGW10:10London Gatwick

40h 05m

2 stops

YYZ21:15Toronto Pearson Intl

25 Jan

YYZ17:30Toronto Pearson Intl

11h 20m

1 stop

LGW09:50London Gatwick

£398

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 5/2

12:00-19:17

1 stop12h 17m

Toronto Pearson Intl

Thu 12/2

10:00-06:40

1 stop15h 40m

£386

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 19/1

19:25-13:50

1 stop23h 25m

Toronto Pearson Intl

Wed 21/1

18:10-06:30

Nonstop7h 20m

£387

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 1/6

09:50-15:50

1 stop11h 00m

Toronto Pearson Intl

Mon 15/6

18:05-06:15

Nonstop7h 10m

£391

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 15/1

17:05-20:15

Nonstop8h 10m

Toronto Pearson Intl

Sun 25/1

18:05-06:15

Nonstop7h 10m

£392

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sun 18/1

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Sun 1/3

21:35-09:45

Nonstop7h 10m

£394

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 5/2

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Thu 12/2

21:35-09:45

Nonstop7h 10m

£395

LondonToronto

LCY - YYZ

LCYYYZ

London City

Wed 4/2

10:00-15:40

1 stop10h 40m

Toronto Pearson Intl

Wed 11/2

17:50-08:50

1 stop10h 00m

£396

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 13/5

10:50-18:50

1 stop13h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

20:40-17:40

2 stops16h 00m

£438

LondonMontreal

LCY - YUL

LCYYUL

London City

Sun 18/1

20:05-17:20

1 stop26h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

12:54-17:20

2 stops23h 26m

£439

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 6/6

08:30-16:21

1 stop12h 51m

Montreal Pierre Elliott Trudeau Intl

Sun 28/6

18:40-06:30

Nonstop6h 50m

£441

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How to get the cheapest flight ticket from London to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

In general, February is the cheapest month to fly from London to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £365. If you aren’t able to travel to Region of Ontario during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £370.

What is the cheapest day to depart on your flight to Region of Ontario?

The cheapest day to depart from London to Region of Ontario is on a Thursday when prices can be found for as low as £499. Flights from London to Region of Ontario on a Monday will generally be more expensive and average around £540. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Region of Ontario?

Our data shows that the cheapest London to Region of Ontario flights are usually those with departure times at midday. Our users have found flights to Region of Ontario at midday for as low as £486. In the afternoon is when there is more demand to fly to Region of Ontario, so prices are often more expensive at around £535 per ticket.

What is the cheapest London to Ontario flight route?

Fly from London Gatwick to Ottawa for the best London - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around £454 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from London for as low as £410 on momondo.

What cabin class options are available on London to Ontario flights?

There are 4 cabin classes available to choose from on London to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Region of Ontario flights?

You could potentially save up to 25% on your flight if you consider stops on a London to Region of Ontario flight.

Cheap London to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Region of Ontario

Best price found	£375
Fastest flight time	7h 10m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The best one-way flight to Region of Ontario from London in the past 72 hours is £375. The best return flight deal from London to Region of Ontario found on momondo in the last 72 hours is £420.

The fastest flight from London to Region of Ontario takes 7h 10m

Direct flights go from London to Region of Ontario every day.

There are 123 airports in Region of Ontario. From London there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL).

Search flight deals

When did momondo last update prices for flights from London to Ontario?
Prices for flights from London to Ontario are updated daily.
How many operators does momondo search for flights from London to Ontario?
As of December 2025, there are 16 operators available to choose from for flights from London to Ontario.
How old do you have to be to fly from London to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Ontario.
What documentation or ID do you need to fly to Ontario?
The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Region of Ontario?
Based on momondo bookings for flights between London and Region of Ontario, the leading plane model is Boeing 777, making up 19.69% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 15.49%, Boeing 787-8 Dreamliner with 12.74%, and Airbus A330-200 with 12.45%.

Best airlines flying from London to Region of Ontario

Compare and see reviews for airlines that fly from London to Region of Ontario with momondo

Airline	Rating	Free Cancellation	Price
PLAY	PriceFrom £259	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
Icelandair	PriceFrom £290	Free Cancellation	Rating 7.0 592 reviews	Search Icelandair flights
Lufthansa	PriceFrom £300	Free Cancellation	Rating 6.8 7,649 reviews	Search Lufthansa flights
Scandinavian Airlines	PriceFrom £300	Free Cancellation	Rating 7.4 1,620 reviews	Search Scandinavian Airlines flights
Air Transat	PriceFrom £303	Free Cancellation	Rating 7.8 484 reviews	Search Air Transat flights
Air Canada	PriceFrom £305	Free Cancellation	Rating 7.1 10,551 reviews	Search Air Canada flights
Delta	PriceFrom £307	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights
Aer Lingus	PriceFrom £316	Free Cancellation	Rating 7.2 1,410 reviews	Search Aer Lingus flights
Virgin Atlantic	PriceFrom £331	Free Cancellation	Rating 7.5 677 reviews	Search Virgin Atlantic flights
TAP AIR PORTUGAL	PriceFrom £332	Free Cancellation	Rating 7.2 2,095 reviews	Search TAP AIR PORTUGAL flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Ontario?

Finding the right flight to Ontario from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from London to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from London with this policy.

How can momondo help me find flights from London to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Ontario.

I’m not ready to book a flight from London to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

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Find better results for your trip to Ontario

Popular Cities in Ontario

Flights to Torontofrom £235

Flights to Vancouverfrom £324

Flights to Calgaryfrom £311

Flights to Montrealfrom £351

Flights to Ottawafrom £401

Flights to Winnipegfrom £395

Flights to Halifaxfrom £329

Flights to Saskatoonfrom £283

Flights to Kelownafrom £360

Flights to Reginafrom £447

Flights to St. John'sfrom £486

Flights to Québec Cityfrom £376

Cheap flights from London to Ontario from £272

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Ontario departing on 13/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from London to Ontario

Cheap return flights

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Cheap last-minute flights

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British Airways flights from London to Region of Ontario

Our best British Airways deals on London to Region of Ontario flight tickets

TAP AIR PORTUGAL flights from London to Region of Ontario

Our best TAP AIR PORTUGAL deals on London to Region of Ontario flight tickets

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Use the filters below to find and compare flights from London to Ontario that are best for you.

See travel insights to Ontario from

How to get the cheapest flight ticket from London to Region of Ontario

What is the cheapest month to fly to Region of Ontario?

What is the cheapest day to depart on your flight to Region of Ontario?

What is the cheapest time of day to depart on your flight to Region of Ontario?

What is the cheapest London to Ontario flight route?

Fly from London Gatwick to Ottawa for the best London - Ontario flight prices

How far in advance should I book a flight to Region of Ontario?

What cabin class options are available on London to Ontario flights?

There are 4 cabin classes available to choose from on London to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Region of Ontario flights?

You could potentially save up to 25% on your flight if you consider stops on a London to Region of Ontario flight.

What is the cheapest airline that flies from London to Ontario?

TAP AIR PORTUGAL, Virgin Atlantic, and Air Transat are the most popular carriers operating from London to Ontario

Which airlines fly to Region of Ontario?

How many flights depart from London to Region of Ontario on average per day?

The number of flights available between London and Region of Ontario is 45 per day as of December 2025. The most frequent departure time is 11:00, with 44% of daily flights leaving in the afternoon.

How many flights depart from London to Region of Ontario on average per week?

As of December 2025, 317 flights take off from London and land in Region of Ontario each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

Cheap London to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Region of Ontario

Best price found

Fastest flight time

Direct flights

Airports in Region of Ontario

When did momondo last update prices for flights from London to Ontario?

How many operators does momondo search for flights from London to Ontario?

How old do you have to be to fly from London to Ontario?

What documentation or ID do you need to fly to Ontario?

What is the most popular plane model from London to Region of Ontario?

Best airlines flying from London to Region of Ontario

Compare and see reviews for airlines that fly from London to Region of Ontario with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Ontario?

Can I find flights from London to Ontario with flexible booking policies on momondo?

How can momondo help me find flights from London to Ontario?

I’m not ready to book a flight from London to Ontario right now. Can momondo alert me if prices change?

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo