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Cheap flights from the United Kingdom to Ontario from C$ 338

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Ontario departing on 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from the United Kingdom to Ontario

Recent round-trip flight deals from the United Kingdom to Ontario

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:35 p.m. - 6:20 p.m.
LGW
-
YUL
25h 45m
2 stops
Multiple Airlines Logo
7:20 p.m. - 10:45 p.m.
YUL
-
LGW
22h 25m
2 stops
C$ 715Multiple Airlines
Tue, 12 May - Tue, 19 May
Air Transat Logo
11:35 a.m. - 2:15 p.m.
LGW
-
YUL
7h 40mdirect
Air Transat Logo
4:40 p.m. - 10:45 a.m.
YUL
-
LGW
37h 05m
2 stops
C$ 716Air Transat
Sat, 16 May - Sun, 24 May
Air Transat Logo
11:35 a.m. - 2:15 p.m.
LGW
-
YUL
7h 40mdirect
Air Transat Logo
4:40 p.m. - 7:55 a.m.
YUL
-
LGW
10h 15m
1 stop
C$ 719Air Transat
Wed, 9 Sep - Sun, 20 Sep
Air Transat Logo
11:35 a.m. - 2:15 p.m.
LGW
-
YUL
7h 40mdirect
Air Transat Logo
4:40 p.m. - 7:55 a.m.
YUL
-
LGW
10h 15m
1 stop
C$ 725Air Transat
Fri, 12 Jun - Sun, 14 Jun
Air Canada Logo
8:30 a.m. - 1:52 a.m.
LHR
-
YUL
22h 22m
1 stop
Air Canada Logo
9:20 p.m. - 9:00 p.m.
YUL
-
LHR
42h 40m
2 stops
C$ 746Air Canada
Fri, 19 Jun - Sat, 20 Jun
Air Canada Logo
9:30 a.m. - 6:22 p.m.
LHR
-
YTZ
13h 52m
1 stop
Air Canada Logo
6:30 p.m. - 10:00 a.m.
YTZ
-
LHR
10h 30m
1 stop
C$ 747Air Canada
Thu, 21 May - Sun, 24 May
British Airways Logo
5:05 p.m. - 8:10 p.m.
LHR
-
YYZ
8h 05mdirect
British Airways Logo
10:00 p.m. - 10:15 a.m.
YYZ
-
LHR
7h 15mdirect
C$ 754British Airways
Sat, 12 Sep - Mon, 21 Sep
British Airways Logo
5:05 p.m. - 8:10 p.m.
LHR
-
YYZ
8h 05mdirect
British Airways Logo
10:00 p.m. - 10:15 a.m.
YYZ
-
LHR
7h 15mdirect
C$ 756British Airways
Thu, 10 Sep - Mon, 21 Sep
Icelandair Logo
3:40 p.m. - 10:05 p.m.
LGW
-
YYZ
11h 25m
1 stop
Icelandair Logo
11:10 p.m. - 2:35 p.m.
YYZ
-
LGW
10h 25m
1 stop
C$ 756Icelandair
Wed, 29 Apr - Sat, 9 May
Delta Logo
11:45 a.m. - 10:57 p.m.
LHR
-
YYZ
16h 12m
1 stop
Delta Logo
6:10 p.m. - 10:20 a.m.
YYZ
-
LHR
11h 10m
1 stop
C$ 798Delta
Sun, 27 Sep - Fri, 2 Oct

TAP AIR PORTUGAL flights from United Kingdom to Region of Ontario

Our best TAP AIR PORTUGAL deals on United Kingdom to Region of Ontario flight tickets
TAP AIR PORTUGAL
30 Sep
LHR6:00 a.m.London Heathrow
13h 00m
1 stop
YYZ2:00 p.m.Toronto Pearson Intl
30 Sep
YYZ5:35 p.m.Toronto Pearson Intl
11h 45m
1 stop
LHR10:20 a.m.London Heathrow
C$ 747
TAP AIR PORTUGAL
29 Sep
LHR6:00 a.m.London Heathrow
13h 00m
1 stop
YYZ2:00 p.m.Toronto Pearson Intl
1 Oct
YYZ11:45 p.m.Toronto Pearson Intl
13h 00m
1 stop
LHR5:45 p.m.London Heathrow
C$ 749
TAP AIR PORTUGAL
28 Sep
LHR6:00 a.m.London Heathrow
14h 15m
1 stop
YYZ3:15 p.m.Toronto Pearson Intl
1 Oct
YYZ11:45 p.m.Toronto Pearson Intl
14h 05m
1 stop
LHR6:50 p.m.London Heathrow
C$ 750

British Airways flights from United Kingdom to Region of Ontario

Our best British Airways deals on United Kingdom to Region of Ontario flight tickets
British Airways
12 Sep
LHR5:05 p.m.London Heathrow
8h 05m
YYZ8:10 p.m.Toronto Pearson Intl
21 Sep
YYZ10:00 p.m.Toronto Pearson Intl
7h 15m
LHR10:15 a.m.London Heathrow
C$ 754
British Airways
10 Sep
LHR5:05 p.m.London Heathrow
8h 05m
YYZ8:10 p.m.Toronto Pearson Intl
21 Sep
YYZ10:00 p.m.Toronto Pearson Intl
7h 15m
LHR10:15 a.m.London Heathrow
C$ 756
British Airways
28 Sep
LHR5:05 p.m.London Heathrow
8h 05m
YYZ8:10 p.m.Toronto Pearson Intl
5 Oct
YYZ10:00 p.m.Toronto Pearson Intl
7h 15m
LHR10:15 a.m.London Heathrow
C$ 790

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom 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 96,600 searches. Data last updated 19 April 2026.
Use the filters below to find and compare flights from the United Kingdom to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 12/5

9:35 p.m.-6:20 p.m.

2 stops25h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

7:20 p.m.-10:45 p.m.

2 stops22h 25m

C$ 715

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 16/5

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

4:40 p.m.-10:45 a.m.

2 stops37h 05m

C$ 716

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 9/9

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 20/9

4:40 p.m.-7:55 a.m.

1 stop10h 15m

C$ 719

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 12/6

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

4:40 p.m.-7:55 a.m.

1 stop10h 15m

C$ 725

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 19/6

8:30 a.m.-1:52 a.m.

1 stop22h 22m

Montreal Pierre Elliott Trudeau Intl

Sat 20/6

9:20 p.m.-9:00 p.m.

2 stops42h 40m

C$ 746

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 21/5

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

1 stop13h 52m

Toronto Island

Sun 24/5

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

1 stop10h 30m

C$ 747
Quickest round-trip

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 12/9

5:05 p.m.-8:10 p.m.

Nonstop8h 05m

Toronto Pearson Intl

Mon 21/9

10:00 p.m.-10:15 a.m.

Nonstop7h 15m

C$ 754

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 10/9

5:05 p.m.-8:10 p.m.

Nonstop8h 05m

Toronto Pearson Intl

Mon 21/9

10:00 p.m.-10:15 a.m.

Nonstop7h 15m

C$ 756

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Wed 29/4

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

1 stop11h 25m

Toronto Pearson Intl

Sat 9/5

11:10 p.m.-2:35 p.m.

1 stop10h 25m

C$ 756

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sun 27/9

11:45 a.m.-10:57 p.m.

1 stop16h 12m

Toronto Pearson Intl

Fri 2/10

6:10 p.m.-10:20 a.m.

1 stop11h 10m

C$ 798

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from United Kingdom 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 United Kingdom to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 683. If you are unable to visit Region of Ontario during the month of February, then departing from United Kingdom during the month September is also very affordable. Most momondo users find prices during this month for around C$ 687.

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

The cheapest day to depart from United Kingdom to Region of Ontario is on a Tuesday. Travellers who choose to depart for Region of Ontario on a Tuesday will often find tickets for as low as C$ 874. The most expensive day to fly to Region of Ontario is Monday, with ticket prices averaging around C$ 959.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is in the morning. Flights from United Kingdom to Region of Ontario during this time can be as low as C$ 887. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 978 on average. Flights to Region of Ontario from United Kingdom at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest United Kingdom to Ontario flight route?

Fly from Glasgow Intl to Toronto Pearson Intl for the best United Kingdom - 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 870 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from United Kingdom for as low as C$ 788 on momondo.

What cabin class options are available on United Kingdom to Ontario flights?

There are 3 cabin classes available to choose from on United Kingdom 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 United Kingdom to Region of Ontario flights?

You could potentially save up to 17% on your flight if you consider stops on a United Kingdom to Region of Ontario flight.

Cheap United Kingdom to Region of Ontario flight deals and tips

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

Best price found

C$ 544

Fastest flight time

6h 55m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The best one-way flight to Region of Ontario from United Kingdom in the past 72 hours is C$ 544. The best round-trip flight deal from United Kingdom to Region of Ontario found on momondo in the last 72 hours is C$ 690.
The fastest flight from United Kingdom to Region of Ontario takes 6h 55m
Direct flights go from United Kingdom to Region of Ontario every day.
There are 123 airports in Region of Ontario. From United Kingdom there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ).
Search flight deals

Frequently asked questions about flying from the United Kingdom to Ontario

  • When did momondo last update prices for flights from United Kingdom to Ontario?

    Prices for flights from United Kingdom to Ontario are refreshed on a daily basis.

  • How many operators does momondo search for flights from United Kingdom to Ontario?

  • How old do you have to be to fly from United Kingdom to Ontario?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Ontario.

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

    The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from United Kingdom to Region of Ontario?

Best airlines flying from United Kingdom to Region of Ontario

Compare and see reviews for airlines that fly from United Kingdom to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom C$ 412Free CancellationRating
7.0
636 reviews
Search Icelandair flights
Aer LingusPriceFrom C$ 436Free CancellationRating
7.3
1,514 reviews
Search Aer Lingus flights
LufthansaPriceFrom C$ 557Free CancellationRating
6.8
7,931 reviews
Search Lufthansa flights
Air TransatPriceFrom C$ 581Free CancellationRating
7.7
536 reviews
Search Air Transat flights
Virgin AtlanticPriceFrom C$ 605Free CancellationRating
7.5
687 reviews
Search Virgin Atlantic flights
TAP AIR PORTUGALPriceFrom C$ 621Free CancellationRating
7.1
2,211 reviews
Search TAP AIR PORTUGAL flights
Air CanadaPriceFrom C$ 646Free CancellationRating
7.1
10,942 reviews
Search Air Canada flights
British AirwaysPriceFrom C$ 648Free CancellationRating
6.7
7,895 reviews
Search British Airways flights
DeltaPriceFrom C$ 652Free CancellationRating
7.9
8,421 reviews
Search Delta flights
WestJetPriceFrom C$ 688Free CancellationRating
7.2
3,322 reviews
Search WestJet flights

Why use momondo?

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

Finding the right flight to Ontario from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognizable 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 United Kingdom to Ontario with flexible booking policies on momondo?

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

How can momondo help me find flights from United Kingdom 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 United Kingdom to Ontario.

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

Yes momondo offers price alerts on flights to Ontario from United Kingdom. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Region of Ontario 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.
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Find better results for your trip to Ontario

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