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Cheap flights from Southampton to Ontario from £278

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 13/6. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — YYZ
2 May — 9 May1
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 2 April 2026.

Sat 16/509:20
SOU
-
YYZ
1 stop11h 30m
Aer Lingus
Sat 23/517:35
YYZ
-
SOU
1 stop10h 00m
Aer Lingus
Deal found 31/3£518
Thu 14/509:20
SOU
-
YYZ
1 stop11h 30m
Aer Lingus
Thu 21/517:35
YYZ
-
SOU
1 stop18h 15m
Aer Lingus
Deal found 30/3£536
Sat 16/520:05
SOU
-
YUL
1 stop29h 55m
Multiple Airlines
Sat 23/519:20
YUL
-
SOU
2 stops19h 10m
Multiple Airlines
Deal found 1/4£551
Sat 16/520:05
SOU
-
YYZ
2 stops46h 15m
Multiple Airlines
Sat 23/523:55
YYZ
-
SOU
1 stop11h 55m
Multiple Airlines
Deal found 31/3£552
Tue 12/517:20
SOU
-
YUL
3 stops30h 00m
Multiple Airlines
Tue 19/506:45
YUL
-
SOU
3 stops31h 45m
Multiple Airlines
Deal found 28/3£552
Thu 14/517:20
SOU
-
YYZ
2 stops27h 30m
Multiple Airlines
Thu 21/523:55
YYZ
-
SOU
1 stop14h 35m
Multiple Airlines
Deal found 30/3£579
Tue 12/509:05
SOU
-
YUL
1 stop12h 50m
Virgin Atlantic
Tue 19/518:50
YUL
-
SOU
1 stop17h 00m
Virgin Atlantic
Deal found 28/3£626
Thu 14/509:05
SOU
-
YUL
1 stop12h 50m
KLM
Thu 21/518:50
YUL
-
SOU
1 stop17h 00m
KLM
Deal found 30/3£630
Tue 12/517:20
SOU
-
YUL
2 stops26h 45m
KLM
Tue 19/518:50
YUL
-
SOU
1 stop17h 00m
KLM
Deal found 28/3£656
Tue 2/617:20
SOU
-
YYZ
1 stop25h 00m
Delta
Tue 16/616:45
YYZ
-
SOU
1 stop10h 50m
Delta
Deal found 28/3£665
Thu 14/509:05
SOU
-
YUL
2 stops35h 40m
Multiple Airlines
Thu 21/521:35
YUL
-
SOU
2 stops30h 10m
Multiple Airlines
Deal found 30/3£677
Fri 11/909:05
SOU
-
YYZ
1 stop15h 50m
Delta
Wed 30/921:55
YYZ
-
SOU
1 stop29h 40m
Delta
Deal found 29/3£679

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 2 April 2026.

Round-trip from

£518

One-way from

£278

Popular in

December

Cheapest in

September

Average price

£418
Aer Lingus
  • Aer Lingus
  • 16/5-23/5
  • 2 total stops
  • 21h 30m total
  • Southampton to Ontario
Search Deals
13/6
  • 13/6
  • 3 total stops
  • 47h 55m total
  • Southampton to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 2 April 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

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 16/5

09:20-15:50

1 stop11h 30m

Toronto Pearson Intl

Sat 23/5

17:35-08:35

1 stop10h 00m

£518

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Tue 12/5

18:10-20:45

2 stops31h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

06:45-19:30

3 stops31h 45m

£579

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Thu 14/5

09:05-15:45

2 stops35h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

21:35-08:45

2 stops30h 10m

£677

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Thu 17/9

17:20-13:20

1 stop25h 00m

Toronto Pearson Intl

Mon 28/9

16:45-16:50

1 stop19h 05m

£679

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 13/9

09:20-15:50

1 stop11h 30m

Toronto Pearson Intl

Mon 28/9

17:35-08:40

1 stop10h 05m

£694

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Mon 28/9

09:20-15:50

1 stop11h 30m

Toronto Pearson Intl

Mon 19/10

17:35-08:40

1 stop10h 05m

£694

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Mon 14/9

09:20-15:50

1 stop11h 30m

Toronto Pearson Intl

Mon 28/9

17:35-08:40

1 stop10h 05m

£694
Fastest return journey

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 16/5

09:20-15:50

1 stop11h 30m

Toronto Pearson Intl

Tue 19/5

17:35-08:05

1 stop9h 30m

£701

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Tue 29/9

09:15-15:50

1 stop11h 35m

Toronto Pearson Intl

Tue 20/10

13:10-19:30

2 stops25h 20m

£713

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Thu 4/6

17:20-13:20

1 stop25h 00m

Toronto Pearson Intl

Sun 14/6

16:45-08:35

1 stop10h 50m

£725

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Showing 1-10 of 29 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 £215). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £370). 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. Aer Lingus provides one of the quickest options available for as low as £518. 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 £215). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £370). 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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