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Cheap flights from Southampton to Ontario from £237

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — YYZ
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Ontario
Explore the most affordable flight options available from Southampton to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 March 2026.

Fri 24/420:00
SOU
-
YYZ
1 stop23h 15m
Multiple Airlines
Fri 1/520:25
YYZ
-
SOU
1 stop16h 15m
Multiple Airlines
Deal found 10/3£535
Sat 14/315:20
SOU
-
YUL
1 stop33h 20m
Multiple Airlines
Sun 22/322:40
YUL
-
SOU
2 stops16h 40m
Multiple Airlines
Deal found 9/3£542
Wed 22/409:20
SOU
-
YYZ
1 stop11h 30m
Aer Lingus
Wed 29/417:35
YYZ
-
SOU
1 stop10h 05m
Aer Lingus
Deal found 8/3£571
Wed 22/409:20
SOU
-
YYZ
2 stops17h 45m
Multiple Airlines
Wed 29/423:10
YYZ
-
SOU
2 stops15h 20m
Multiple Airlines
Deal found 8/3£577
Fri 24/420:00
SOU
-
YUL
2 stops33h 38m
Multiple Airlines
Fri 1/523:00
YUL
-
SOU
1 stop15h 30m
Multiple Airlines
Deal found 10/3£611
Wed 22/409:05
SOU
-
YYZ
2 stops28h 17m
KLM
Wed 29/416:45
YYZ
-
SOU
1 stop10h 50m
KLM
Deal found 8/3£622
Mon 20/409:20
SOU
-
YYZ
2 stops14h 50m
Multiple Airlines
Mon 27/423:10
YYZ
-
SOU
2 stops15h 20m
Multiple Airlines
Deal found 6/3£625
Wed 10/609:05
SOU
-
YUL
1 stop12h 50m
KLM
Wed 17/618:50
YUL
-
SOU
1 stop17h 00m
KLM
Deal found 10/3£647
Mon 20/409:20
SOU
-
YYZ
1 stop11h 30m
Aer Lingus
Mon 27/417:35
YYZ
-
SOU
1 stop20h 55m
Aer Lingus
Deal found 6/3£664
Mon 13/417:20
SOU
-
YYZ
2 stops29h 19m
Delta
Tue 28/416:45
YYZ
-
SOU
1 stop10h 50m
Delta
Deal found 9/3£667
Tue 14/417:20
SOU
-
YYZ
2 stops27h 00m
Delta
Tue 28/416:45
YYZ
-
SOU
1 stop10h 50m
Delta
Deal found 9/3£671
Mon 13/409:20
SOU
-
YYZ
1 stop11h 30m
British Airways
Sun 26/417:35
YYZ
-
SOU
1 stop10h 05m
British Airways
Deal found 9/3£677

Find flight deals from Southampton to Ontario

Keep the following information in mind while searching for Southampton to Ontario flight deals. Data was last updated 11 March 2026.

Round-trip from

£535

One-way from

£237

Popular in

December

Cheapest in

September

Average price

£434
24/4-1/5
  • 24/4-1/5
  • 2 total stops
  • 39h 30m total
  • Southampton to Ontario
Search Deals
25/4
  • 25/4
  • 2 total stops
  • 45h 55m total
  • Southampton to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to 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, Cheapflights users made 858,174 searches. Data last updated 11 March 2026.
Use the filters below to find and compare flights from Southampton to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Wed 10/6

09:05-16:55

1 stop12h 50m

Montreal Pierre Elliott Trudeau Intl

Wed 17/6

18:50-16:50

1 stop17h 00m

£647

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Tue 14/4

17:20-15:20

2 stops27h 00m

Toronto Pearson Intl

Tue 28/4

16:45-08:35

1 stop10h 50m

£671

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Tue 14/4

09:20-15:50

1 stop11h 30m

Toronto Pearson Intl

Thu 23/4

18:05-17:40

2 stops18h 35m

£693

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 12/4

14:45-15:50

2 stops30h 05m

Toronto Pearson Intl

Sat 25/4

17:35-08:35

1 stop10h 00m

£699

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Thu 4/6

14:25-15:50

2 stops30h 25m

Toronto Pearson Intl

Mon 8/6

22:00-20:55

2 stops17h 55m

£722

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Mon 7/9

09:20-09:50

2 stops29h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 28/9

22:00-19:25

2 stops16h 25m

£728

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 5/4

17:20-13:20

1 stop25h 00m

Toronto Pearson Intl

Fri 17/4

16:45-08:45

1 stop11h 00m

£736

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Thu 25/6

17:20-16:55

1 stop28h 35m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

19:20-17:00

2 stops16h 40m

£746

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Fri 4/9

08:55-20:15

2 stops16h 20m

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

10:35-16:50

2 stops25h 15m

£764

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Sat 5/9

09:20-09:50

2 stops29h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

22:00-20:15

2 stops17h 15m

£764

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 25 resultsSorted by cheapest first
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Best time to book a flight from Southampton to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Southampton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Ontario

What is the cheapest month to book a flight from Southampton to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Southampton to Region of Ontario (average of £213). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Southampton to Ontario?

    Southampton Eastleigh (SOU), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Southampton to Ontario.

  • How long is the flight from Southampton to Region of Ontario?

    A quick flight from Southampton to Region of Ontario can take about 11h 30m. KLM provides one of the quickest options available for as low as £693. There are 3523 mi between Southampton and Region of Ontario. This flight may include one or multiple stops.

  • Can I find deals for flights from Southampton to Ontario that include hotel bookings?

    Yes. In addition to deals on Southampton to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Ontario.

  • Can I find deals for business class flights from Southampton to Ontario?

    Yes. Cheapflights offers flight deals from Southampton to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southampton to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Southampton to Region of Ontario (average of £213). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Southampton to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southampton to Ontario?

Cheapflights helps you search for flights from Southampton to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Ontario?

Cheapflights simply makes it quick and affordable to book flights from Southampton to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Southampton to Ontario with no change fees?

Yes, we can. To see specific flights from Southampton to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Southampton today and book when prices fit your budget.

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