Flights to Ontario

£352 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 30/4. 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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Recent flights found to popular cities in Ontario

Find flights to these popular cities in Ontario from your nearest airport.
Icelandair
30 Apr
LGW
14h 05m
1 stop
YYZ
4 May
YYZ
10h 30m
1 stop
LGW
£352
Icelandair
24 Apr
LHR
29h 40m
1 stop
YYZ
3 May
YYZ
10h 10m
1 stop
LHR
£355
Icelandair
17 Apr
LGW
11h 25m
1 stop
YYZ
20 Apr
YYZ
10h 30m
1 stop
LGW
£355
Icelandair
10 Apr
LGW
11h 25m
1 stop
YYZ
14 Apr
YYZ
12h 55m
1 stop
LGW
£356
Icelandair
12 Apr
LGW
32h 30m
1 stop
YYZ
19 Apr
YYZ
12h 55m
1 stop
LGW
£357
Icelandair
16 Apr
LGW
11h 25m
1 stop
YYZ
30 Apr
YYZ
10h 30m
1 stop
LGW
£357
Icelandair
22 Apr
LGW
11h 25m
1 stop
YYZ
6 May
YYZ
10h 30m
1 stop
LGW
£358
Icelandair
18 Apr
LHR
14h 00m
1 stop
YYZ
27 Apr
YYZ
10h 10m
1 stop
LHR
£359
Icelandair
17 Apr
LGW
11h 25m
1 stop
YYZ
20 Apr
YYZ
10h 30m
1 stop
LGW
£359
Icelandair
13 Apr
LHR
26h 45m
1 stop
YYZ
13 May
YYZ
18h 35m
1 stop
LHR
£360
Icelandair
17 Apr
LGW
32h 30m
1 stop
YYZ
8 May
YYZ
31h 35m
1 stop
LGW
£360
Icelandair
9 Apr
LHR
14h 00m
1 stop
YYZ
17 Apr
YYZ
10h 10m
1 stop
LHR
£360
Air Transat
15 May
LGW
8h 00m
YOW
22 May
YOW
7h 15m
LGW
£365
Air Transat
15 May
LGW
11h 00m
1 stop
YOW
22 May
YOW
7h 15m
LGW
£367
Air Transat
12 Sept
LGW
19h 45m
1 stop
YOW
27 Sept
YOW
7h 15m
LGW
£371
Air Transat
15 May
LGW
8h 00m
YOW
25 May
YOW
13h 45m
1 stop
LGW
£372
Air Transat
15 May
LGW
11h 00m
1 stop
YOW
22 May
YOW
31h 40m
1 stop
LGW
£373
Air Transat
25 Jun
LGW
15h 20m
1 stop
YOW
7 Jul
YOW
7h 15m
LGW
£375
Air Transat
15 May
LGW
11h 00m
1 stop
YOW
25 May
YOW
13h 45m
1 stop
LGW
£377
Air Transat
15 May
LGW
8h 00m
YOW
22 May
YOW
31h 40m
1 stop
LGW
£378
Air Transat
31 May
LGW
8h 00m
YOW
1 Jun
YOW
21h 05m
1 stop
LGW
£378
Air Transat
15 May
LGW
11h 00m
1 stop
YOW
22 May
YOW
31h 40m
1 stop
LGW
£379
Air Transat
15 May
LGW
11h 00m
1 stop
YOW
22 May
YOW
31h 40m
1 stop
LGW
£380
Air Transat
31 May
LGW
8h 00m
YOW
7 Jun
YOW
7h 15m
LGW
£381
Lufthansa
4 May
LHR
36h 59m
2 stops
YQG
11 May
YQG
15h 30m
1 stop
LHR
£600
Air Canada
7 May
LHR
15h 24m
2 stops
YQG
14 May
YQG
17h 30m
1 stop
LHR
£611
Air Canada
8 May
LHR
15h 29m
2 stops
YQG
15 May
YQG
31h 50m
2 stops
LHR
£612
Air Canada
20 Apr
LHR
15h 29m
2 stops
YQG
27 Apr
YQG
20h 15m
2 stops
LHR
£616
Air Canada
4 May
LHR
18h 09m
2 stops
YQG
11 May
YQG
23h 55m
2 stops
LHR
£617
Lufthansa
7 May
LHR
15h 39m
2 stops
YQG
14 May
YQG
11h 30m
1 stop
LHR
£618
Air Canada
4 May
LHR
35h 59m
2 stops
YQG
11 May
YQG
9h 30m
1 stop
LHR
£619
Multiple Airlines
6 May
LHR
28h 39m
2 stops
YQG
13 May
YQG
15h 30m
1 stop
LHR
£620
Air Canada
4 May
LHR
34h 19m
2 stops
YQG
11 May
YQG
29h 55m
2 stops
LHR
£621
Air Canada
5 May
LHR
15h 24m
2 stops
YQG
12 May
YQG
15h 25m
2 stops
LHR
£622
Air Canada
4 May
LHR
34h 19m
2 stops
YQG
11 May
YQG
9h 30m
1 stop
LHR
£622
Air Canada
5 May
LHR
18h 09m
2 stops
YQG
12 May
YQG
11h 05m
1 stop
LHR
£623
Air Canada
20 Apr
LHR
17h 39m
2 stops
YXU
27 Apr
YXU
10h 55m
1 stop
LHR
£603
Air Canada
5 May
LHR
17h 53m
2 stops
YXU
12 May
YXU
21h 50m
2 stops
LHR
£604
Air Canada
5 May
LHR
16h 33m
2 stops
YXU
12 May
YXU
20h 25m
1 stop
LHR
£605
Lufthansa
4 May
LHR
15h 08m
2 stops
YXU
11 May
YXU
31h 25m
1 stop
LHR
£605
Lufthansa
6 May
LHR
13h 08m
2 stops
YXU
13 May
YXU
13h 15m
1 stop
LHR
£608
Lufthansa
6 May
LHR
13h 08m
2 stops
YXU
13 May
YXU
12h 40m
1 stop
LHR
£610
Lufthansa
6 May
LHR
13h 08m
2 stops
YXU
13 May
YXU
10h 25m
1 stop
LHR
£611
Lufthansa
6 May
LHR
15h 08m
2 stops
YXU
13 May
YXU
10h 25m
1 stop
LHR
£613
Air Canada
7 May
LHR
16h 33m
2 stops
YXU
14 May
YXU
27h 40m
2 stops
LHR
£616
Multiple Airlines
7 May
LHR
16h 33m
2 stops
YXU
14 May
YXU
10h 25m
1 stop
LHR
£618
Air Canada
6 May
LHR
17h 58m
2 stops
YXU
13 May
YXU
15h 15m
2 stops
LHR
£619
Air Canada
5 May
LHR
17h 53m
2 stops
YXU
12 May
YXU
33h 25m
2 stops
LHR
£619

Find the cheapest flights from the United Kingdom to Ontario

Recent return flight deals from the United Kingdom to Ontario

Enter your travel dates to find the best prices.
Icelandair Logo
13:00 - 22:05
LGW
-
YYZ
14h 05m
1 stop
Icelandair Logo
23:10 - 14:40
YYZ
-
LGW
10h 30m
1 stop
£352Icelandair
Thu, 30 Apr - Mon, 4 May
Icelandair Logo
21:25 - 22:05
LHR
-
YYZ
29h 40m
1 stop
Icelandair Logo
20:45 - 11:55
YYZ
-
LHR
10h 10m
1 stop
£355Icelandair
Fri, 24 Apr - Sun, 3 May
Icelandair Logo
15:40 - 22:05
LGW
-
YYZ
11h 25m
1 stop
Icelandair Logo
23:10 - 14:40
YYZ
-
LGW
10h 30m
1 stop
£355Icelandair
Fri, 17 Apr - Mon, 20 Apr
Air Canada Logo
14:05 - 21:32
LHR
-
YTZ
12h 27m
1 stop
Air Canada Logo
12:25 - 06:30
YTZ
-
LHR
13h 05m
1 stop
£378Air Canada
Fri, 17 Apr - Mon, 27 Apr
Air Canada Logo
14:05 - 19:52
LHR
-
YTZ
10h 47m
1 stop
Air Canada Logo
12:30 - 06:30
YTZ
-
LHR
13h 00m
1 stop
£381Air Canada
Wed, 6 May - Wed, 13 May
Air Transat Logo
09:40 - 16:33
LGW
-
YTZ
11h 53m
1 stop
Air Transat Logo
19:05 - 07:55
YTZ
-
LGW
31h 50m
1 stop
£422Air Transat
Fri, 15 May - Thu, 21 May
Air Transat Logo
11:35 - 22:20
LGW
-
YTZ
15h 45m
1 stop
Air Transat Logo
10:00 - 07:55
YTZ
-
LGW
16h 55m
1 stop
£424Air Transat
Fri, 8 May - Fri, 15 May
TAP AIR PORTUGAL Logo
19:50 - 21:10
LHR
-
YUL
30h 20m
1 stop
TAP AIR PORTUGAL Logo
22:45 - 22:05
YUL
-
LHR
18h 20m
1 stop
£434TAP AIR PORTUGAL
Thu, 4 Jun - Thu, 11 Jun
TAP AIR PORTUGAL Logo
16:35 - 21:10
LHR
-
YUL
33h 35m
1 stop
TAP AIR PORTUGAL Logo
22:45 - 17:45
YUL
-
LHR
14h 00m
1 stop
£434TAP AIR PORTUGAL
Thu, 4 Jun - Thu, 11 Jun
British Airways Logo
18:05 - 20:15
LHR
-
YUL
7h 10mdirect
British Airways Logo
22:00 - 09:40
YUL
-
LHR
6h 40mdirect
£446British Airways
Fri, 8 May - Wed, 13 May

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 25 March 2026.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Thu 30/4

13:00-22:05

1 stop14h 05m

Toronto Pearson Intl

Mon 4/5

23:10-14:40

1 stop10h 30m

£352

LondonToronto

LHR - YYZ

LHRYYZ

London Heathrow

Fri 24/4

21:25-22:05

1 stop29h 40m

Toronto Pearson Intl

Sun 3/5

20:45-11:55

1 stop10h 10m

£355

LondonToronto

LGW - YYZ

LGWYYZ

London Gatwick

Fri 17/4

15:40-22:05

1 stop11h 25m

Toronto Pearson Intl

Mon 20/4

23:10-14:40

1 stop10h 30m

£355

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Fri 17/4

14:05-21:32

1 stop12h 27m

Toronto Island

Mon 27/4

12:25-06:30

1 stop13h 05m

£378

LondonToronto

LHR - YTZ

LHRYTZ

London Heathrow

Wed 6/5

14:05-19:52

1 stop10h 47m

Toronto Island

Wed 13/5

12:30-06:30

1 stop13h 00m

£381

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Fri 15/5

09:40-16:33

1 stop11h 53m

Toronto Island

Thu 21/5

19:05-07:55

1 stop31h 50m

£422

LondonToronto

LGW - YTZ

LGWYTZ

London Gatwick

Fri 8/5

11:35-22:20

1 stop15h 45m

Toronto Island

Fri 15/5

10:00-07:55

1 stop16h 55m

£424

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 4/6

19:50-21:10

1 stop30h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

22:45-22:05

1 stop18h 20m

£434

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 4/6

16:35-21:10

1 stop33h 35m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

22:45-17:45

1 stop14h 00m

£434
Fastest return journey

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 8/5

18:05-20:15

Nonstop7h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

22:00-09:40

Nonstop6h 40m

£446

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 £555/pp. The absolute cheapest flight to Region of Ontario is £50/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 £515. Flights from United Kingdom to Region of Ontario on a Monday will generally be more expensive and average around £551. 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

£181

Best Round-Trip Price

£352

Fastest flight time

12h 30m
The best one-way flight price to Ontario from United Kingdom in the last 72 hours is £181 (Manchester to Toronto Pearson Intl).
The best round-trip flight price to Ontario from United Kingdom in the last 72 hours is £352 (London Gatwick to Toronto Pearson Intl).
The fastest flight to Ontario from United Kingdom takes 12h 30m (London City 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 £251 or as high as £2,084. Based on recent airfare data, we’ve found that a ticket to Region of Ontario for £665 or less is a good deal, whereas £808 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 £251, while the second most affordable option is Ottawa airport with an average airfare of £340 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.

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1 adult
Fri 24/4
Fri 1/5

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