Flights to Ontario

£348 Cheap flights to Ontario

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Ontario departing on 16/10. 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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0 bags

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Recent flights found to popular cities in Ontario

Find flights to these popular cities in Ontario from your nearest airport.
Air Canada
16 Oct
LHR
11h 04m
1 stop
YYZ
24 Oct
YYZ
9h 30m
1 stop
LHR
Air Transat
10 Oct
LGW
8h 00m
YYZ
21 Oct
YYZ
7h 00m
LGW
Air Canada
9 Oct
LHR
15h 55m
2 stops
YTZ
14 Oct
YTZ
13h 10m
1 stop
LHR
Air Canada
10 Mar
LHR
11h 50m
1 stop
YYZ
31 Mar
YYZ
13h 20m
2 stops
LHR
Multiple Airlines
2 Dec
STN
16h 45m
2 stops
YYZ
5 Dec
YYZ
14h 10m
2 stops
STN
Air Transat
24 Feb
LGW
8h 20m
YYZ
14 Mar
YYZ
7h 10m
LGW
Air Canada
1 Nov
LHR
15h 05m
2 stops
YTZ
8 Nov
YTZ
22h 05m
2 stops
LHR
Air Canada
6 Nov
LHR
12h 10m
1 stop
YYZ
13 Nov
YYZ
14h 00m
2 stops
LHR
Air Transat
24 Feb
LGW
8h 20m
YYZ
15 Mar
YYZ
7h 10m
LGW
Air Canada
26 Jan
LHR
11h 30m
1 stop
YTZ
31 Jan
YTZ
10h 40m
1 stop
LHR
Multiple Airlines
12 Jan
LHR
11h 20m
1 stop
YYZ
17 Jan
YYZ
7h 20m
LHR
Air Transat
10 Oct
LGW
15h 06m
1 stop
YYZ
18 Oct
YYZ
7h 00m
LGW
KLM
11 Feb
LCY
19h 39m
2 stops
YOW
18 Feb
YOW
22h 10m
2 stops
LCY
Multiple Airlines
19 Jan
LHR
12h 52m
1 stop
YOW
23 Jan
YOW
11h 55m
1 stop
LHR
Virgin Atlantic
31 Oct
LHR
11h 10m
1 stop
YOW
7 Nov
YOW
20h 00m
1 stop
LHR
Multiple Airlines
30 Oct
LHR
13h 50m
1 stop
YOW
6 Nov
YOW
12h 25m
2 stops
LHR
Air France
19 Jan
LHR
14h 57m
2 stops
YOW
23 Jan
YOW
11h 55m
1 stop
LHR
Virgin Atlantic
28 Oct
LHR
26h 35m
1 stop
YOW
7 Nov
YOW
20h 00m
1 stop
LHR
Multiple Airlines
29 Oct
LHR
24h 45m
1 stop
YOW
6 Nov
YOW
12h 25m
2 stops
LHR
KLM
11 Nov
LHR
17h 57m
2 stops
YOW
18 Nov
YOW
12h 25m
2 stops
LHR
Multiple Airlines
23 Nov
LGW
17h 47m
2 stops
YOW
27 Nov
YOW
24h 15m
2 stops
LGW
KLM
31 Oct
LHR
14h 12m
1 stop
YOW
6 Nov
YOW
12h 25m
2 stops
LHR
Multiple Airlines
28 Oct
LHR
13h 40m
2 stops
YOW
4 Nov
YOW
15h 15m
1 stop
LHR
KLM
28 Oct
LHR
13h 40m
2 stops
YOW
6 Nov
YOW
12h 25m
2 stops
LHR
Multiple Airlines
12 Nov
LHR
17h 43m
3 stops
YQG
19 Nov
YQG
20h 45m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
43h 34m
2 stops
YQG
17 Nov
YQG
20h 45m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
15h 14m
2 stops
YQG
17 Nov
YQG
15h 45m
1 stop
LHR
Multiple Airlines
10 Nov
LHR
15h 14m
2 stops
YQG
17 Nov
YQG
16h 25m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
17h 43m
3 stops
YQG
17 Nov
YQG
18h 35m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
15h 14m
2 stops
YQG
17 Nov
YQG
15h 45m
1 stop
LHR
Multiple Airlines
11 Nov
LHR
15h 14m
2 stops
YQG
18 Nov
YQG
15h 45m
1 stop
LHR
Multiple Airlines
12 Nov
LHR
15h 14m
2 stops
YQG
19 Nov
YQG
16h 25m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
15h 14m
2 stops
YQG
17 Nov
YQG
15h 45m
1 stop
LHR
Multiple Airlines
10 Nov
LHR
15h 14m
2 stops
YQG
17 Nov
YQG
15h 45m
1 stop
LHR
Air Canada
11 Nov
LHR
15h 14m
2 stops
YQG
18 Nov
YQG
16h 25m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
15h 14m
2 stops
YQG
17 Nov
YQG
16h 25m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
17h 25m
2 stops
YQT
17 Nov
YQT
18h 10m
2 stops
LHR
Multiple Airlines
10 Nov
LHR
17h 25m
2 stops
YQT
17 Nov
YQT
20h 50m
1 stop
LHR
Multiple Airlines
10 Nov
LHR
15h 15m
1 stop
YQT
17 Nov
YQT
16h 00m
1 stop
LHR
Multiple Airlines
15 Oct
LHR
17h 20m
2 stops
YQT
24 Oct
YQT
14h 15m
2 stops
LHR
Lufthansa
15 Oct
LHR
12h 15m
1 stop
YQT
24 Oct
YQT
14h 30m
2 stops
LHR
Lufthansa
15 Oct
LHR
12h 15m
1 stop
YQT
24 Oct
YQT
14h 30m
2 stops
LHR
Multiple Airlines
15 Oct
LHR
16h 43m
2 stops
YQT
24 Oct
YQT
14h 15m
2 stops
LHR
Air Canada
12 Mar
LHR
18h 05m
2 stops
YQT
16 Mar
YQT
15h 55m
2 stops
LHR
Air Canada
12 Mar
LHR
18h 05m
2 stops
YQT
16 Mar
YQT
30h 55m
1 stop
LHR
Multiple Airlines
15 Oct
LHR
18h 45m
1 stop
YQT
24 Oct
YQT
17h 15m
1 stop
LHR
Air Canada
15 Oct
LHR
12h 15m
1 stop
YQT
24 Oct
YQT
22h 20m
1 stop
LHR
Multiple Airlines
15 Oct
LHR
23h 45m
2 stops
YQT
24 Oct
YQT
21h 35m
3 stops
LHR

Find the cheapest flights from the United Kingdom to Ontario

Recent return flight deals from the United Kingdom to Ontario

Air Canada Logo
09:30 - 15:34LHR-YYZ
11h 04m1 stop
Air Canada Logo
16:00 - 06:30YYZ-LHR
9h 30m1 stop
£348Air Canada
Find Deal
Thu, 16 Oct - Fri, 24 Oct
Air Transat Logo
12:40 - 15:40LGW-YYZ
8h 00mdirect
Air Transat Logo
22:45 - 10:45YYZ-LGW
7h 00mdirect
£348Air Transat
Find Deal
Fri, 10 Oct - Tue, 21 Oct
Air Canada Logo
06:50 - 17:45LHR-YTZ
15h 55m2 stops
Air Canada Logo
15:25 - 09:35YTZ-LHR
13h 10m1 stop
£348Air Canada
Find Deal
Thu, 9 Oct - Tue, 14 Oct
Air Transat Logo
11:40 - 15:00LGW-YYZ
8h 20mdirect
Air Transat Logo
22:35 - 09:45YYZ-LGW
7h 10mdirect
£349Air Transat
Find Deal
Tue, 24 Feb - Sat, 14 Mar
British Airways Logo
11:40 - 14:50LHR-YYZ
8h 10mdirect
British Airways Logo
18:05 - 06:15YYZ-LHR
7h 10mdirect
£351British Airways
Find Deal
Mon, 2 Feb - Mon, 9 Feb
Lufthansa Logo
09:55 - 19:50LCY-YYZ
14h 55m1 stop
Lufthansa Logo
18:15 - 16:40YYZ-LCY
17h 25m1 stop
£357Lufthansa
Find Deal
Fri, 7 Nov - Mon, 10 Nov
Lufthansa Logo
09:50 - 19:50LCY-YYZ
15h 00m1 stop
Lufthansa Logo
21:30 - 16:40YYZ-LCY
14h 10m1 stop
£361Lufthansa
Find Deal
Mon, 17 Nov - Mon, 24 Nov
British Airways Logo
16:10 - 19:45LHR-YUL
7h 35mdirect
British Airways Logo
20:40 - 08:30YUL-LHR
6h 50mdirect
£371British Airways
Find Deal
Fri, 31 Oct - Mon, 10 Nov
Virgin Atlantic Logo
17:50 - 20:40LHR-YYZ
7h 50mdirect
Virgin Atlantic Logo
22:30 - 10:40YYZ-LHR
7h 10mdirect
£380Virgin Atlantic
Find Deal
Sat, 11 Oct - Mon, 20 Oct
Virgin Atlantic Logo
17:50 - 20:40LHR-YYZ
7h 50mdirect
Virgin Atlantic Logo
22:30 - 10:40YYZ-LHR
7h 10mdirect
£381Virgin Atlantic
Find Deal
Mon, 13 Oct - Wed, 22 Oct

momondo Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 28 September 2025.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Thu 16/10

09:30-15:34

1 stop11h 04m

Toronto Pearson Intl

Fri 24/10

16:00-06:30

1 stop9h 30m

£348

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 10/10

12:40-15:40

Nonstop8h 00m

Toronto Pearson Intl

Tue 21/10

22:45-10:45

Nonstop7h 00m

£348

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Thu 9/10

06:50-17:45

2 stops15h 55m

Toronto Island

Tue 14/10

15:25-09:35

1 stop13h 10m

£348

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Tue 24/2

11:40-15:00

Nonstop8h 20m

Toronto Pearson Intl

Sat 14/3

22:35-09:45

Nonstop7h 10m

£349

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 2/2

11:40-14:50

Nonstop8h 10m

Toronto Pearson Intl

Mon 9/2

18:05-06:15

Nonstop7h 10m

£351

LondonToronto

LCY - YYZ

LCYYYZ

London City

Fri 7/11

09:55-19:50

1 stop14h 55m

Toronto Pearson Intl

Mon 10/11

18:15-16:40

1 stop17h 25m

£357

LondonToronto

LCY - YYZ

LCYYYZ

London City

Mon 17/11

09:50-19:50

1 stop15h 00m

Toronto Pearson Intl

Mon 24/11

21:30-16:40

1 stop14h 10m

£361

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 31/10

16:10-19:45

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

20:40-08:30

Nonstop6h 50m

£371

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Sat 11/10

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Mon 20/10

22:30-10:40

Nonstop7h 10m

£380

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Mon 13/10

17:50-20:40

Nonstop7h 50m

Toronto Pearson Intl

Wed 22/10

22:30-10:40

Nonstop7h 10m

£381

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

Ontario flights insights and trends

Explore insights for your Ontario flight to craft the best travel plan

What is the cheapest flight I can find to Region of Ontario?

Flights to Region of Ontario vary based on month, airline, when you book, where you are departing from and many more variables, but on average momondo users can expect to spend about £542/pp. The absolute cheapest flight to Region of Ontario is £48/pp
See prices from:

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 Friday when prices can be found for as low as £495. Flights from United Kingdom to Region of Ontario on a Monday will generally be more expensive and average around £536. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Cheapest flights to cities in Ontario

Click on the cities below to find out when it's cheapest to fly to Ontario from United Kingdom
Toronto
Toronto

Cheap Ontario flight deals and tips

Summary info about Ontario flight prices, duration and airlines

Best One-Way Price

£228

Best Round-Trip Price

£348

Fastest flight time

15h 11m
The best one-way flight price to Ontario from United Kingdom in the last 72 hours is £228 (London Gatwick to Montreal Pierre Elliott Trudeau Intl).
The best round-trip flight price to Ontario from United Kingdom in the last 72 hours is £348 (London Heathrow to Toronto Pearson Intl).
The fastest flight to Ontario from United Kingdom takes 15h 11m (London Gatwick to Toronto Pearson Intl).

Frequently asked questions about flying to Ontario

What is the best airport to fly into to visit Toronto?

I plan on visiting Union Station. Which airport is the quickest drive?

For the quickest drive from an arrival airport to Union Station, fly into Toronto Pearson Intl Airport or Toronto Island Airport, which are closest to the area.

What are the most popular landmarks in Region of Ontario?

What is the weather like in Region of Ontario?

Temperatures in Region of Ontario can vary between -6 °C and 21 °C based on the time of year. Typically, the coldest month in Region of Ontario will be January, and the warmest month will be July. It is also worth noting that those looking to avoid rain and/or snow should consider travelling to Region of Ontario in February, March, and January, as that is when precipitation is least likely.

Which airlines fly to Region of Ontario?

How much are flights to Region of Ontario?

The cost to fly to Region of Ontario varies based on a variety of factors, but you can expect to find prices as low as £247 or as high as £6,325. Based on recent airfare data, we’ve found that a ticket to Region of Ontario for £1,039 or less is a good deal, whereas £1,132 is the average cost.

What is the best day of the week to fly to Region of Ontario?

Flying to Region of Ontario on a Friday or Thursday is your best option since this is when flight prices tend to be at their lowest for the week. The most expensive day of the week to fly to Region of Ontario is on a Monday.

Where is it cheapest to fly into Region of Ontario?

When travelling to Region of Ontario, Toronto Pearson Intl airport in Toronto offers the cheapest overall flights with an average airfare of £247, while the second most affordable option is Ottawa airport with an average airfare of £461 for Ottawa.

When did momondo last update prices for flights to Ontario?

Prices for flights to Ontario were last updated today.

How many operators does momondo search for flights to Ontario?

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Ontario.

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

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario.

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

All flight searches to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Ontario.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario and alert you when they change.

An easier way to manage your 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

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1 adult
Tue 28/10
Tue 4/11

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