Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from London to Ontario from £268

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 16/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London to Ontario

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
11:45 - 19:15
LHR
-
YYZ
12h 30m1 stop
Delta Logo
21:15 - 13:50
YYZ
-
LHR
11h 35m1 stop
£365Delta
Sun, 18 Jan - Thu, 5 Feb
Icelandair Logo
11:55 - 18:15
LGW
-
YYZ
11h 20m1 stop
Icelandair Logo
19:40 - 10:55
YYZ
-
LGW
10h 15m1 stop
£365Icelandair
Tue, 20 Jan - Sun, 1 Feb
Air Canada Logo
09:00 - 20:46
LHR
-
YYZ
16h 46m2 stops
Air Canada Logo
12:00 - 07:10
YYZ
-
LHR
15h 10m1 stop
£366Air Canada
Mon, 12 Jan - Thu, 12 Mar
Air Transat Logo
11:40 - 15:00
LGW
-
YYZ
8h 20mdirect
Air Transat Logo
21:35 - 09:45
YYZ
-
LGW
7h 10mdirect
£367Air Transat
Sat, 31 Jan - Fri, 6 Feb
Virgin Atlantic Logo
08:40 - 15:40
LCY
-
YYZ
12h 00m1 stop
Virgin Atlantic Logo
16:45 - 07:55
YYZ
-
LCY
10h 10m1 stop
£367Virgin Atlantic
Sat, 28 Feb - Tue, 31 Mar
Air Transat Logo
11:40 - 15:00
LGW
-
YYZ
8h 20mdirect
Air Transat Logo
22:35 - 09:45
YYZ
-
LGW
7h 10mdirect
£368Air Transat
Wed, 4 Mar - Tue, 10 Mar
Air Canada Logo
12:00 - 18:10
LHR
-
YTZ
11h 10m1 stop
Air Canada Logo
08:50 - 07:10
YTZ
-
LHR
17h 20m2 stops
£370Air Canada
Wed, 18 Feb - Wed, 25 Feb
Lufthansa Logo
09:55 - 16:15
LCY
-
YYZ
11h 20m1 stop
Lufthansa Logo
16:50 - 09:15
YYZ
-
LCY
11h 25m1 stop
£376Lufthansa
Fri, 30 Jan - Mon, 2 Feb
Lufthansa Logo
09:50 - 20:50
LCY
-
YYZ
15h 00m1 stop
Lufthansa Logo
17:40 - 09:15
YYZ
-
LCY
11h 35m1 stop
£377Lufthansa
Tue, 10 Mar - Tue, 24 Mar
Virgin Atlantic Logo
08:25 - 19:55
LCY
-
YYZ
16h 30m1 stop
Virgin Atlantic Logo
16:45 - 09:30
YYZ
-
LCY
11h 45m1 stop
£380Virgin Atlantic
Mon, 4 May - Sun, 10 May

Lufthansa flights from London to Region of Ontario

Our best Lufthansa deals on London to Region of Ontario flight tickets
Lufthansa
30 Jan
LCY09:55London City
11h 20m
1 stop
YYZ16:15Toronto Pearson Intl
2 Feb
YYZ16:50Toronto Pearson Intl
11h 25m
1 stop
LCY09:15London City
£376
Find similar
Lufthansa
10 Mar
LCY09:50London City
15h 00m
1 stop
YYZ20:50Toronto Pearson Intl
24 Mar
YYZ17:40Toronto Pearson Intl
11h 35m
1 stop
LCY09:15London City
£377
Find similar
Lufthansa
9 Jan
LHR09:00London Heathrow
10h 55m
1 stop
YYZ14:55Toronto Pearson Intl
12 Jan
YYZ23:00Toronto Pearson Intl
7h 20m
LHR11:20London Heathrow
£396
Find similar

British Airways flights from London to Region of Ontario

Our best British Airways deals on London to Region of Ontario flight tickets
British Airways
14 Jan
LCY06:50London City
14h 05m
1 stop
YYZ15:55Toronto Pearson Intl
18 Jan
YYZ17:25Toronto Pearson Intl
10h 10m
1 stop
LCY08:35London City
£376
Find similar
British Airways
7 Mar
LHR07:50London Heathrow
13h 05m
1 stop
YYZ15:55Toronto Pearson Intl
7 Apr
YYZ15:14Toronto Pearson Intl
11h 26m
1 stop
LHR07:40London Heathrow
£379
Find similar
British Airways
4 Feb
LCY06:50London City
14h 05m
1 stop
YYZ15:55Toronto Pearson Intl
8 Feb
YYZ17:25Toronto Pearson Intl
23h 05m
1 stop
LCY21:30London City
£379
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London to Region of 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, momondo users made 279,928 searches. Data last updated 30 December 2025.
Use the filters below to find and compare flights from London to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 18/1

11:45-19:15

1 stop12h 30m

Toronto Pearson Intl

Thu 5/2

21:15-13:50

1 stop11h 35m

£365

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 20/1

11:55-18:15

1 stop11h 20m

Toronto Pearson Intl

Sun 1/2

19:40-10:55

1 stop10h 15m

£365

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 12/1

09:00-20:46

2 stops16h 46m

Toronto Pearson Intl

Thu 12/3

12:00-07:10

1 stop15h 10m

£366

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Sat 31/1

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Fri 6/2

21:35-09:45

Nonstop7h 10m

£367

LondonToronto

LCY - YYZ

LCYYYZ

London City

Sat 28/2

08:40-15:40

1 stop12h 00m

Toronto Pearson Intl

Tue 31/3

16:45-07:55

1 stop10h 10m

£367

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 4/3

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Tue 10/3

22:35-09:45

Nonstop7h 10m

£368

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 18/2

12:00-18:10

1 stop11h 10m

Toronto Island

Wed 25/2

08:50-07:10

2 stops17h 20m

£370

LondonToronto

LCY - YYZ

LCYYYZ

London City

Fri 30/1

09:55-16:15

1 stop11h 20m

Toronto Pearson Intl

Mon 2/2

16:50-09:15

1 stop11h 25m

£376

LondonToronto

LCY - YYZ

LCYYYZ

London City

Tue 10/3

09:50-20:50

1 stop15h 00m

Toronto Pearson Intl

Tue 24/3

17:40-09:15

1 stop11h 35m

£377

LondonToronto

LCY - YYZ

LCYYYZ

London City

Mon 4/5

08:25-19:55

1 stop16h 30m

Toronto Pearson Intl

Sun 10/5

16:45-09:30

1 stop11h 45m

£380

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Ontario from

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

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 £362. 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 £367.

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 £495. Flights from London to Region of Ontario on a Monday will generally be more expensive and average around £535. 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 £482. In the afternoon is when there is more demand to fly to Region of Ontario, so prices are often more expensive at around £531 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 £449 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 £407 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 21% 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

£372

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 £372. The best return flight deal from London to Region of Ontario found on momondo in the last 72 hours is £426.
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?

  • 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?

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
PLAYPriceFrom £257Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom £287Free CancellationRating
7.1
593 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom £297Free CancellationRating
7.4
1,633 reviews
Search Scandinavian Airlines flights
Air TransatPriceFrom £300Free CancellationRating
7.7
488 reviews
Search Air Transat flights
Air CanadaPriceFrom £303Free CancellationRating
7.1
10,571 reviews
Search Air Canada flights
DeltaPriceFrom £305Free CancellationRating
7.9
8,016 reviews
Search Delta flights
Aer LingusPriceFrom £313Free CancellationRating
7.2
1,416 reviews
Search Aer Lingus flights
LufthansaPriceFrom £313Free CancellationRating
6.8
7,665 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom £328Free CancellationRating
7.5
677 reviews
Search Virgin Atlantic flights
TAP AIR PORTUGALPriceFrom £329Free CancellationRating
7.1
2,100 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
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 29/1
Thu 5/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo
Flights to Torontofrom £240
Flights to Vancouverfrom £302
Flights to Calgaryfrom £306
Flights to Montrealfrom £340
Flights to Ottawafrom £363
Flights to Winnipegfrom £364
Flights to Halifaxfrom £361
Flights to Saskatoonfrom £490
Flights to Kelownafrom £357
Flights to Reginafrom £563
Flights to St. John'sfrom £482
Flights to Charlottetownfrom £470