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Cheap flights from Southampton to Ontario from £395

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 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — YYZ
6 Mrz — 13 Mrz1
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 4 Februar 2026.

Fr 20/319:50
SOU
-
YUL
2 stops52h 50m
Multiple Airlines
Fr 27/322:40
YUL
-
SOU
1 stop12h 10m
Multiple Airlines
Deal found 3/2£604
Do 19/308:50
SOU
-
YYZ
2 stops18h 08m
KLM
Do 26/322:15
YYZ
-
SOU
1 stop14h 45m
KLM
Deal found 1/2£630
Di 17/308:50
SOU
-
YYZ
1 stop11h 50m
Delta
Di 14/416:45
YYZ
-
SOU
1 stop19h 05m
Delta
Deal found 2/2£635
Do 19/318:05
SOU
-
YUL
1 stop28h 15m
KLM
Do 26/320:05
YUL
-
SOU
2 stops16h 55m
KLM
Deal found 2/2£648
Mo 2/309:30
SOU
-
YYZ
1 stop11h 25m
British Airways
Mo 23/318:25
YYZ
-
SOU
1 stop13h 30m
British Airways
Deal found 2/2£650
Mo 15/609:05
SOU
-
YYZ
1 stop15h 50m
Delta
Mo 22/616:45
YYZ
-
SOU
1 stop10h 50m
Delta
Deal found 3/2£674
Di 3/312:25
SOU
-
YYZ
2 stops28h 26m
British Airways
Di 24/318:25
YYZ
-
SOU
1 stop17h 10m
British Airways
Deal found 3/2£679
Fr 24/420:00
SOU
-
YYZ
1 stop24h 50m
British Airways
Di 28/417:35
YYZ
-
SOU
1 stop9h 30m
British Airways
Deal found 2/2£680
Do 23/406:50
SOU
-
YUL
2 stops18h 25m
British Airways
Mo 27/422:00
YUL
-
SOU
2 stops17h 55m
British Airways
Deal found 2/2£718
Fr 20/308:50
SOU
-
YUL
1 stop13h 30m
Delta
Fr 27/320:10
YUL
-
SOU
1 stop16h 50m
Delta
Deal found 3/2£728
Di 3/320:50
SOU
-
YUL
2 stops26h 55m
British Airways
Di 24/321:50
YUL
-
SOU
2 stops14h 30m
British Airways
Deal found 3/2£758
Di 5/508:55
SOU
-
YUL
2 stops16h 20m
British Airways
Di 26/522:00
YUL
-
SOU
2 stops16h 25m
British Airways
Deal found 3/2£813

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 4 Februar 2026.

Round-trip from

£604

One-way from

£395

Popular in

December

Cheapest in

February

Average price

£351
20/3-27/3
  • 20/3-27/3
  • 3 total stops
  • 65h 00m total
  • Southampton to Ontario
Search Deals
20/3
  • 20/3
  • 1 total stop
  • 22h 35m total
  • Southampton to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£20 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 February 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 4 Februar 2026.
Use the filters below to find and compare flights from Southampton to Ontario that are best for you.

Fly from

Southampton

Fly to

Ontario

Route

Depart

Return

Price

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Fr 20/3

19:50-20:40

2 stops52h 50m

Montreal Pierre Elliott Trudeau Intl

Fr 27/3

22:40-14:50

1 stop12h 10m

£604

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Di 17/3

08:50-16:40

1 stop11h 50m

Toronto Pearson Intl

Di 14/4

16:45-16:50

1 stop19h 05m

£635

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Do 19/3

18:05-18:20

1 stop28h 15m

Montreal Pierre Elliott Trudeau Intl

Do 26/3

20:05-17:00

2 stops16h 55m

£648

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Mo 2/3

09:30-15:55

1 stop11h 25m

Toronto Pearson Intl

Mo 23/3

18:25-11:55

1 stop13h 30m

£650

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Di 3/3

12:25-11:51

2 stops28h 26m

Toronto Pearson Intl

Di 24/3

18:25-15:35

1 stop17h 10m

£679

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Fr 24/4

20:00-15:50

1 stop24h 50m

Toronto Pearson Intl

Di 28/4

17:35-08:05

1 stop9h 30m

£680

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Do 23/4

06:50-20:15

2 stops18h 25m

Montreal Pierre Elliott Trudeau Intl

Mo 27/4

22:00-20:55

2 stops17h 55m

£718

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Fr 20/3

08:50-18:20

1 stop13h 30m

Montreal Pierre Elliott Trudeau Intl

Fr 27/3

20:10-17:00

1 stop16h 50m

£728

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Di 3/3

20:50-18:45

2 stops26h 55m

Montreal Pierre Elliott Trudeau Intl

Di 24/3

21:50-16:20

2 stops14h 30m

£758

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Di 5/5

08:55-20:15

2 stops16h 20m

Montreal Pierre Elliott Trudeau Intl

Di 26/5

22:00-19:25

2 stops16h 25m

£813

Flights are sorted by cheapest return flights first.

Deals found on 3/2

Showing 1-10 of 13 results
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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, October is the cheapest month in which you can book a flight from Southampton to Region of Ontario (average of £91). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £357). 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 25m. Delta provides one of the quickest options available for as low as £650. 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, October is the cheapest month in which you can book a flight from Southampton to Region of Ontario (average of £91). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £357). 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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