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Cheap flights from Southampton to Ontario from £303

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 23/2. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — YYZ
25 Dec — 1 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Ontario

Keep the following information in mind while searching for Southampton to Ontario flight deals. Data was last updated 25 November 2025.

Round-trip from

£477

One-way from

£303

Popular in

December

Cheapest in

February

Average price

£416
British Airways
  • British Airways
  • 15/1-22/1
  • 2 total stops
  • 21h 45m total
  • Southampton to Ontario
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23/2
  • 23/2
  • 3 total stops
  • 32h 45m total
  • Southampton to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 25 November 2025.

Wed 17/1208:40SOU - YYZ
2 stops17h 00mKLM
Sat 17/117:50YYZ - SOU
1 stop18h 25mKLM
Deal found 24/11£727
Wed 17/1212:25SOU - YYZ
2 stops15h 29mMultiple Airlines
Sat 17/122:05YYZ - SOU
2 stops29h 40mMultiple Airlines
Deal found 24/11£804
Sun 30/1118:05SOU - YYZ
3 stops26h 57mMultiple Airlines
Mon 1/1219:40YYZ - SOU
2 stops14h 55mMultiple Airlines
Deal found 22/11£1,127
Sun 30/1109:30SOU - YYZ
1 stop11h 25mAer Lingus
Mon 1/1217:25YYZ - SOU
1 stop13h 30mAer Lingus
Deal found 22/11£1,258
Sun 21/1220:00SOU - YYZ
2 stops29h 15mBritish Airways
Wed 31/1218:23YYZ - SOU
2 stops33h 22mBritish Airways
Deal found 24/11£1,279
Mon 22/1220:50SOU - YYZ
2 stops23h 00mBritish Airways
Thu 1/117:40YYZ - SOU
2 stops33h 45mBritish Airways
Deal found 24/11£1,306
Fri 19/1208:40SOU - YUL
2 stops15h 05mBritish Airways
Fri 26/1220:30YUL - SOU
2 stops13h 55mBritish Airways
Deal found 23/11£1,842

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 25 November 2025.
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

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Wed 4/2

09:25-15:40

1 stop11h 15m

Toronto Pearson Intl

Sun 8/2

18:13-17:00

2 stops41h 47m

£628

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Thu 29/1

17:30-17:20

1 stop28h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

16:47-08:50

2 stops35h 03m

£651

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 19/4

17:20-13:20

1 stop25h 00m

Toronto Pearson Intl

Thu 15/10

16:45-08:35

1 stop10h 50m

£659

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Thu 29/1

17:30-17:20

1 stop28h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

16:47-08:50

2 stops35h 03m

£669

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 19/4

09:10-15:50

1 stop11h 40m

Toronto Pearson Intl

Thu 15/10

18:05-14:45

2 stops15h 40m

£675

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 21/3

17:15-15:50

2 stops50h 35m

Toronto Pearson Intl

Tue 28/4

17:20-08:05

1 stop9h 45m

£705

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sat 21/3

17:15-15:50

2 stops50h 35m

Toronto Pearson Intl

Mon 27/4

17:20-08:40

1 stop10h 20m

£705

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Thu 2/4

08:55-20:15

2 stops16h 20m

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

22:00-19:25

2 stops16h 25m

£1,284

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Fri 19/12

08:40-18:45

2 stops15h 05m

Montreal Pierre Elliott Trudeau Intl

Fri 26/12

20:30-15:25

2 stops13h 55m

£1,842

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Mon 23/2

08:30-12:15

3 stops32h 45m

£305

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Showing 1-10 of 23 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, February is the cheapest month in which you can book a flight from Southampton to Region of Ontario (average of £271). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £389). 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 15m. Delta provides one of the quickest options available for as low as £628. 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, February is the cheapest month in which you can book a flight from Southampton to Region of Ontario (average of £271). Flying from Southampton to Region of Ontario in December is currently the most expensive (average of £389). 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

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Alternative routes for Southampton to Ontario

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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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