Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to the United Kingdom from £182

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 the United Kingdom departing on 12/6. 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
1 adult, Economy, 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 Ontario to the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:35 - 19:30
YYZ
-
STN
16h 55m
1 stop
Multiple Airlines Logo
08:30 - 14:55
STN
-
YYZ
11h 25m
1 stop
£410Multiple Airlines
Wed, 10 Jun - Fri, 19 Jun
Multiple Airlines Logo
23:05 - 17:25
YYZ
-
LTN
13h 20m
1 stop
Multiple Airlines Logo
09:00 - 15:50
LTN
-
YYZ
11h 50m
1 stop
£411Multiple Airlines
Fri, 22 May - Sun, 7 Jun
Air Transat Logo
22:35 - 10:45
YYZ
-
LGW
7h 10mdirect
Air Transat Logo
12:40 - 16:00
LGW
-
YYZ
8h 20mdirect
£412Air Transat
Sun, 19 Apr - Sat, 25 Apr
Air Transat Logo
22:35 - 10:45
YYZ
-
LGW
7h 10mdirect
Air Transat Logo
11:35 - 17:40
LGW
-
YYZ
11h 05m
1 stop
£417Air Transat
Thu, 30 Apr - Wed, 6 May
TAP AIR PORTUGAL Logo
17:45 - 12:45
YYZ
-
LHR
14h 00m
1 stop
TAP AIR PORTUGAL Logo
19:50 - 15:15
LHR
-
YYZ
24h 25m
1 stop
£429TAP AIR PORTUGAL
Mon, 15 Jun - Sun, 21 Jun
Porter Airlines Logo
16:15 - 10:45
YUL
-
LGW
13h 30m
1 stop
Porter Airlines Logo
11:35 - 14:15
LGW
-
YUL
7h 40mdirect
£436Porter Airlines
Wed, 6 May - Wed, 13 May
TAP AIR PORTUGAL Logo
22:45 - 15:35
YUL
-
LHR
11h 50m
1 stop
TAP AIR PORTUGAL Logo
08:00 - 21:10
LHR
-
YUL
18h 10m
1 stop
£444TAP AIR PORTUGAL
Wed, 20 May - Thu, 11 Jun
Porter Airlines Logo
20:55 - 09:50
YTZ
-
LGW
31h 55m
1 stop
Porter Airlines Logo
11:35 - 20:15
LGW
-
YTZ
13h 40m
1 stop
£451Porter Airlines
Mon, 18 May - Wed, 27 May
Air Canada Logo
09:45 - 06:30
YUL
-
LHR
15h 45m
1 stop
Air Canada Logo
08:40 - 15:00
LHR
-
YUL
11h 20m
1 stop
£457Air Canada
Thu, 7 May - Wed, 13 May
Air Canada Logo
13:10 - 06:30
YUL
-
LHR
12h 20m
1 stop
Air Canada Logo
08:40 - 15:00
LHR
-
YUL
11h 20m
1 stop
£457Air Canada
Thu, 7 May - Wed, 13 May

TAP AIR PORTUGAL flights from Region of Ontario to United Kingdom

Our best TAP AIR PORTUGAL deals on Region of Ontario to United Kingdom flight tickets
TAP AIR PORTUGAL
27 May
YYZ17:35Toronto Pearson Intl
11h 45m
1 stop
LHR10:20London Heathrow
3 Jun
LHR06:00London Heathrow
13h 00m
1 stop
YYZ14:00Toronto Pearson Intl
£437
TAP AIR PORTUGAL
25 May
YYZ22:55Toronto Pearson Intl
14h 55m
1 stop
LHR18:50London Heathrow
3 Jun
LHR19:50London Heathrow
23h 10m
1 stop
YYZ14:00Toronto Pearson Intl
£441
TAP AIR PORTUGAL
20 May
YUL22:45Montreal Pierre Elliott Trudeau Intl
11h 50m
1 stop
LHR15:35London Heathrow
11 Jun
LHR08:00London Heathrow
18h 10m
1 stop
YUL21:10Montreal Pierre Elliott Trudeau Intl
£444

Air Canada flights from Region of Ontario to United Kingdom

Our best Air Canada deals on Region of Ontario to United Kingdom flight tickets
Air Canada
7 May
YUL09:45Montreal Pierre Elliott Trudeau Intl
15h 45m
1 stop
LHR06:30London Heathrow
13 May
LHR08:40London Heathrow
11h 20m
1 stop
YUL15:00Montreal Pierre Elliott Trudeau Intl
£457
Air Canada
7 May
YUL10:40Montreal Pierre Elliott Trudeau Intl
14h 50m
1 stop
LHR06:30London Heathrow
13 May
LHR08:40London Heathrow
11h 20m
1 stop
YUL15:00Montreal Pierre Elliott Trudeau Intl
£457
Air Canada
19 May
YTZ20:55Toronto Island
30h 40m
1 stop
LHR08:35London Heathrow
26 May
LHR14:05London Heathrow
10h 47m
1 stop
YTZ19:52Toronto Island
£458

momondo Fare Finder

 
Customise your flight search to find flights from Region of Ontario to United Kingdom 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 6 April 2026.
Use the filters below to find and compare flights from Ontario to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

TorontoLondon

YYZ - STN

YYZSTN

Toronto Pearson Intl

Wed 10/6

21:35-19:30

1 stop16h 55m

London Stansted

Fri 19/6

08:30-14:55

1 stop11h 25m

£410

TorontoLondon

YYZ - LTN

YYZLTN

Toronto Pearson Intl

Fri 22/5

23:05-17:25

1 stop13h 20m

London Luton

Sun 7/6

09:00-15:50

1 stop11h 50m

£411
Fastest return journey

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Sun 19/4

22:35-10:45

Nonstop7h 10m

London Gatwick

Sat 25/4

12:40-16:00

Nonstop8h 20m

£412

TorontoLondon

YYZ - LGW

YYZLGW

Toronto Pearson Intl

Thu 30/4

22:35-10:45

Nonstop7h 10m

London Gatwick

Wed 6/5

11:35-17:40

1 stop11h 05m

£417

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Mon 15/6

17:45-12:45

1 stop14h 00m

London Heathrow

Sun 21/6

19:50-15:15

1 stop24h 25m

£429

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

16:15-10:45

1 stop13h 30m

London Gatwick

Wed 13/5

11:35-14:15

Nonstop7h 40m

£436

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

22:45-15:35

1 stop11h 50m

London Heathrow

Thu 11/6

08:00-21:10

1 stop18h 10m

£444

TorontoLondon

YTZ - LGW

YTZLGW

Toronto Island

Mon 18/5

20:55-09:50

1 stop31h 55m

London Gatwick

Wed 27/5

11:35-20:15

1 stop13h 40m

£451

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

09:45-06:30

1 stop15h 45m

London Heathrow

Wed 13/5

08:40-15:00

1 stop11h 20m

£457

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

13:10-06:30

1 stop12h 20m

London Heathrow

Wed 13/5

08:40-15:00

1 stop11h 20m

£457

Flights are sorted by cheapest return flights first.

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

See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Region of Ontario to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Region of Ontario is in February. Flight prices, which tend to average around £422, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of February, then departing from Region of Ontario during the month September is also very affordable. Most momondo users find prices during this month for around £423.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Region of Ontario to United Kingdom is on a Wednesday. Travellers who choose to depart for United Kingdom on a Wednesday will often find tickets for as low as £521. 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 United Kingdom for around £601.

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

The cheapest time of day to fly to United Kingdom is in the afternoon when flights can be purchased for as low as £554. Try not to purchase tickets in the evening because they tend to be around £559. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ontario to United Kingdom flight route?

Fly from Toronto Pearson Intl to Glasgow Intl for the best Ontario - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £524 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Region of Ontario for as low as £504 on momondo.

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

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

You could potentially save up to 8% on your flight if you consider stops on a Region of Ontario to United Kingdom flight.

Frequently asked questions about flying from Ontario to the United Kingdom

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

    Prices for flights from Ontario to United Kingdom were last updated today.

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

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

    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 United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom 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 Region of Ontario to United Kingdom?

Best airlines flying from Region of Ontario to United Kingdom

Compare and see reviews for airlines that fly from Region of Ontario to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom £346Free CancellationRating
7.7
534 reviews
Search Air Transat flights
Porter AirlinesPriceFrom £359Free CancellationRating
8.0
431 reviews
Search Porter Airlines flights
IcelandairPriceFrom £366Free CancellationRating
7.0
631 reviews
Search Icelandair flights
WestJetPriceFrom £372Free CancellationRating
7.2
3,315 reviews
Search WestJet flights
KLMPriceFrom £385Free CancellationRating
7.7
1,491 reviews
Search KLM flights
Virgin AtlanticPriceFrom £395Free CancellationRating
7.5
685 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom £401Free CancellationRating
7.1
10,897 reviews
Search Air Canada flights
British AirwaysPriceFrom £402Free CancellationRating
6.7
7,857 reviews
Search British Airways flights
LufthansaPriceFrom £412Free CancellationRating
6.8
7,894 reviews
Search Lufthansa flights
American AirlinesPriceFrom £424Free CancellationRating
7.1
11,550 reviews
Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to United Kingdom . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to United Kingdom from Ontario which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to United Kingdom from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to United Kingdom from Ontario. 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 United Kingdom 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
Wed 6/5
Wed 13/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £29
Flights to Manchesterfrom £32
Flights to Birminghamfrom £39
Flights to Edinburghfrom £28
Flights to Belfastfrom £32
Flights to Glasgowfrom £30
Flights to Bristolfrom £45
Flights to Newcastle upon Tynefrom £36
Flights to Liverpoolfrom £39
Flights to Aberdeenfrom £58
Flights to Leedsfrom £45
Flights to Invernessfrom £46