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

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

How long does it take to fly to London?

On average, it takes 6h 30m to fly from Region of Ontario to London if you fly out of Ottawa (the most popular airport in Region of Ontario) and into London Heathrow Airport (the most popular airport in London). If you’re flying out of Toronto and into London Heathrow Airport, then the flight time is around 7h 47m.

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

The number of flights available between Region of Ontario and London is 339 per week as of April 2026. The most frequent departure day is Tue, with 19% of weekly flights leaving on this day.

Which airlines fly to London?

Air Canada, British Airways and Air Transat are the top three most popular airlines that fly to London from Region of Ontario according to our data. Air Canada is the first choice among our users, with 56% of people opting to fly with this airline when travelling to London. Keep in mind that there are 17 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

48 flights are operational daily from Region of Ontario to London as of April 2026. The most popular departure time for this route is 6:00p.m., with 100% of flights per day taking off in the evening.

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

Prices for flights from Ontario to London are updated daily.

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

There are 17 operators available for flights from Ontario to London as of April 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to London.

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

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 389 Cheap Flights from Ontario to London in 2026

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Find the cheapest flights from Ontario to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

YTZ

LGW

31h 50m

1 stop

11:35 a.m. - 10:20 p.m.

LGW

YTZ

15h 45m

1 stop

C$ 770Air Transat

Mon, 8 Jun - Mon, 15 Jun

4:15 p.m. - 3:25 p.m.

YYZ

LTN

18h 10m

2 stops

4:35 p.m. - 3:00 p.m.

LTN

YYZ

27h 25m

3 stops

C$ 770Multiple Airlines

Wed, 3 Jun - Sun, 14 Jun

9:35 p.m. - 12:40 p.m.

YYZ

LGW

10h 05m

1 stop

8:55 a.m. - 3:50 p.m.

LGW

YYZ

11h 55m

1 stop

C$ 770Multiple Airlines

Mon, 25 May - Sun, 14 Jun

8:45 p.m. - 2:40 p.m.

YYZ

LGW

12h 55m

1 stop

3:40 p.m. - 10:05 p.m.

LGW

YYZ

11h 25m

1 stop

C$ 774Icelandair

Tue, 2 Jun - Wed, 17 Jun

11:10 p.m. - 2:40 p.m.

YYZ

LGW

10h 30m

1 stop

1:00 p.m. - 10:05 p.m.

LGW

YYZ

14h 05m

1 stop

C$ 776Icelandair

Tue, 19 May - Tue, 2 Jun

10:55 p.m. - 11:10 a.m.

YYZ

LHR

7h 15mdirect

5:45 p.m. - 8:35 p.m.

LHR

YYZ

7h 50mdirect

C$ 796Virgin Atlantic

Sun, 10 May - Sat, 16 May

3:10 p.m. - 7:55 a.m.

YUL

LGW

11h 45m

1 stop

12:40 p.m. - 7:32 p.m.

LGW

YUL

11h 52m

1 stop

C$ 810Porter Airlines

Mon, 1 Jun - Mon, 8 Jun

6:00 p.m. - 10:30 a.m.

YYZ

LHR

11h 30m

1 stop

11:45 a.m. - 7:55 p.m.

LHR

YYZ

13h 10m

1 stop

C$ 811Virgin Atlantic

Sun, 10 May - Sat, 16 May

3:35 p.m. - 6:30 a.m.

YTZ

LHR

9h 55m

1 stop

9:30 a.m. - 6:22 p.m.

LHR

YTZ

13h 52m

1 stop

C$ 840Air Canada

Mon, 8 Jun - Mon, 15 Jun

1:10 p.m. - 6:30 a.m.

YUL

LHR

12h 20m

1 stop

6:00 a.m. - 1:50 p.m.

LHR

YUL

12h 50m

1 stop

C$ 841Air Canada

Thu, 21 May - Wed, 27 May

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Virgin Atlantic flights from Region of Ontario to London

Our best Virgin Atlantic deals on Region of Ontario to London flight tickets

Virgin Atlantic

10 May

YYZ10:55 p.m.Toronto Pearson Intl

7h 15m

LHR11:10 a.m.London Heathrow

16 May

LHR5:45 p.m.London Heathrow

7h 50m

YYZ8:35 p.m.Toronto Pearson Intl

C$ 796

Virgin Atlantic

10 May

YYZ6:00 p.m.Toronto Pearson Intl

11h 30m

1 stop

LHR10:30 a.m.London Heathrow

16 May

LHR11:45 a.m.London Heathrow

13h 10m

1 stop

YYZ7:55 p.m.Toronto Pearson Intl

C$ 811

Virgin Atlantic

10 May

YYZ10:55 p.m.Toronto Pearson Intl

7h 15m

LHR11:10 a.m.London Heathrow

16 May

LHR5:45 p.m.London Heathrow

7h 50m

YYZ8:35 p.m.Toronto Pearson Intl

C$ 824

Air Canada flights from Region of Ontario to London

Our best Air Canada deals on Region of Ontario to London flight tickets

Air Canada

12 Jun

YYZ6:40 a.m.Toronto Pearson Intl

9h 20m

1 stop

LHR9:00 p.m.London Heathrow

19 Jun

LHR12:40 p.m.London Heathrow

11h 55m

1 stop

YYZ7:35 p.m.Toronto Pearson Intl

C$ 835

Air Canada

10 May

YYZ6:40 a.m.Toronto Pearson Intl

9h 20m

1 stop

LHR9:00 p.m.London Heathrow

16 May

LHR6:00 a.m.London Heathrow

11h 50m

1 stop

YYZ12:50 p.m.Toronto Pearson Intl

C$ 836

Air Canada

10 May

YYZ6:40 a.m.Toronto Pearson Intl

9h 20m

1 stop

LHR9:00 p.m.London Heathrow

16 May

LHR6:00 a.m.London Heathrow

15h 15m

1 stop

YYZ4:15 p.m.Toronto Pearson Intl

C$ 839

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Mon 8/6

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

1 stop31h 50m

London Gatwick

Mon 15/6

11:35 a.m.-10:20 p.m.

1 stop15h 45m

C$ 770

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Wed 3/6

4:15 p.m.-3:25 p.m.

2 stops18h 10m

London Luton

Sun 14/6

4:35 p.m.-3:00 p.m.

3 stops27h 25m

C$ 770

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Mon 25/5

9:35 p.m.-12:40 p.m.

1 stop10h 05m

London Gatwick

Sun 14/6

8:55 a.m.-3:50 p.m.

1 stop11h 55m

C$ 770

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 2/6

8:45 p.m.-2:40 p.m.

1 stop12h 55m

London Gatwick

Wed 17/6

3:40 p.m.-10:05 p.m.

1 stop11h 25m

C$ 774

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Tue 19/5

11:10 p.m.-2:40 p.m.

1 stop10h 30m

London Gatwick

Tue 2/6

1:00 p.m.-10:05 p.m.

1 stop14h 05m

C$ 776

Quickest round-trip

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 10/5

10:55 p.m.-11:10 a.m.

Nonstop7h 15m

London Heathrow

Sat 16/5

5:45 p.m.-8:35 p.m.

Nonstop7h 50m

C$ 796

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

3:10 p.m.-7:55 a.m.

1 stop11h 45m

London Gatwick

Mon 8/6

12:40 p.m.-7:32 p.m.

1 stop11h 52m

C$ 810

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Sun 10/5

6:00 p.m.-10:30 a.m.

1 stop11h 30m

London Heathrow

Sat 16/5

11:45 a.m.-7:55 p.m.

1 stop13h 10m

C$ 811

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Mon 8/6

3:35 p.m.-6:30 a.m.

1 stop9h 55m

London Heathrow

Mon 15/6

9:30 a.m.-6:22 p.m.

1 stop13h 52m

C$ 840

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

1:10 p.m.-6:30 a.m.

1 stop12h 20m

London Heathrow

Wed 27/5

6:00 a.m.-1:50 p.m.

1 stop12h 50m

C$ 841

Flights are sorted by cheapest round-trip flights first.

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

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 London?

In general, January is the cheapest month to fly from Region of Ontario to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 798. If you aren’t able to travel to London during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 799.

What is the cheapest day to depart on your flight to London?

According to our data, Sunday is the cheapest day to fly to London from Region of Ontario. The lowest ticket price found for a Sunday departure recently was C$ 1,202. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to London for around C$ 1,288.

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

Our most recent data shows that the best time of day to fly to London is in the evening. Flights from Region of Ontario to London during this time can be as low as C$ 1,180. In the afternoon is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,348 per ticket.

What is the cheapest Ontario to London flight route?

Fly from Toronto Pearson Intl to London Gatwick for the best Ontario - London flight prices

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

You are more likely to see cheaper flights to London from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around C$ 950 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Region of Ontario for as low as C$ 912 on momondo.

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

You could potentially save up to 31% on your flight if you consider stops on a Region of Ontario to London flight.

Cheap Region of Ontario to London flight deals and tips

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

Best price found	C$ 466
Fastest flight time	6h 30m
Direct flights	Every day
Airports in London	6 airports

The best one-way flight to London from Region of Ontario in the past 72 hours is C$ 466. The best round-trip flight deal from Region of Ontario to London found on momondo in the last 72 hours is C$ 834.

The fastest flight from Region of Ontario to London takes 6h 30m

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

There are 6 airports in London. From Region of Ontario there are direct flights to London Heathrow (LHR).

Search flight deals

Frequently asked questions about flying from Ontario to London

When did momondo last update prices for flights from Ontario to London?
Prices for flights from Ontario to London are updated daily.
How many operators does momondo search for flights from Ontario to London?
There are 17 operators available for flights from Ontario to London as of April 2026.
How old do you have to be to fly from Ontario to London?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Region of Ontario to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Region of Ontario to London is Airbus A350-1000 (21.47% of total bookings). The next most popular plane models are Airbus A321neo (16.77%), Airbus A330-200 (10.89%), and Boeing 787-10 Dreamliner (10.37%).

Best airlines flying from Region of Ontario to London

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

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 215	Free Cancellation	Rating 7.2 3,328 reviews	Search WestJet flights
TAP AIR PORTUGAL	PriceFrom C$ 593	Free Cancellation	Rating 7.2 2,225 reviews	Search TAP AIR PORTUGAL flights
Porter Airlines	PriceFrom C$ 595	Free Cancellation	Rating 8.0 435 reviews	Search Porter Airlines flights
Icelandair	PriceFrom C$ 649	Free Cancellation	Rating 7.0 646 reviews	Search Icelandair flights
Air Transat	PriceFrom C$ 668	Free Cancellation	Rating 7.8 542 reviews	Search Air Transat flights
Air Canada	PriceFrom C$ 703	Free Cancellation	Rating 7.1 10,979 reviews	Search Air Canada flights
British Airways	PriceFrom C$ 712	Free Cancellation	Rating 6.7 7,931 reviews	Search British Airways flights
KLM	PriceFrom C$ 726	Free Cancellation	Rating 7.8 1,510 reviews	Search KLM flights
American Airlines	PriceFrom C$ 737	Free Cancellation	Rating 7.1 11,678 reviews	Search American Airlines flights
Virgin Atlantic	PriceFrom C$ 738	Free Cancellation	Rating 7.4 688 reviews	Search Virgin Atlantic flights

Hounslow

Milton Keynes

Wembley

Slough

Gatwick

Wokingham

Crawley

Feltham

Hayes

Waterlooville

Chelmsford

Basingstoke

Dover

Worthing

Ipswich

Woking

Maidstone

Enfield

Harrow

Luton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to London. momondo saves you time and could save you money on your trip.

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

Yes. All flights to London from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Ontario to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Ontario to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Ontario to London from C$ 389

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to London departing on 19/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Virgin Atlantic flights from Region of Ontario to London

Our best Virgin Atlantic deals on Region of Ontario to London flight tickets

Air Canada flights from Region of Ontario to London

Our best Air Canada deals on Region of Ontario to London flight tickets

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

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

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

What is the cheapest Ontario to London flight route?

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

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

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

Which airlines fly to London?

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

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

How long does it take to fly to London?

Cheap Region of Ontario to London flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in London

Frequently asked questions about flying from Ontario to London

Best airlines flying from Region of Ontario to London

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

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize 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 the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 57.3 km from London

Fly your favourite airline to London

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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