Cheap flights from Southampton to Ontario from £335

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — YYZ
24 Aug — 31 Aug1
1 adult

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 19 August 2025.

Round-trip from

£498

One-way from

£335

Popular in

December

Cheapest in

February

Average price

£516
1/10-8/10
  • 1/10-8/10
  • 3 total stops
  • 56h 10m total
  • Southampton to Ontario
2/10
  • 2/10
  • 3 total stops
  • 30h 31m total
  • Southampton to Ontario
Highest demand for flights based on searches. 3% potential increase in price (£12 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Southampton to Ontario

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 19 August 2025.

Wed 1/1009:10SOU - YYZ
2 stops38h 20mMultiple Airlines
Wed 8/1020:40YYZ - SOU
1 stop17h 50mMultiple Airlines
Deal found 17/8£498
Sun 14/920:00SOU - YYZ
2 stops42h 59mMultiple Airlines
Sat 20/923:55YYZ - SOU
1 stop28h 15mMultiple Airlines
Deal found 18/8£511
Fri 3/1020:00SOU - YYZ
2 stops28h 05mMultiple Airlines
Fri 10/1010:45YYZ - SOU
2 stops24h 00mMultiple Airlines
Deal found 19/8£522
Wed 1/1017:35SOU - YUL
1 stop28h 20mKLM
Wed 8/1018:50YUL - SOU
1 stop17h 10mKLM
Deal found 17/8£528
Thu 2/1017:35SOU - YUL
1 stop28h 20mKLM
Thu 9/1018:50YUL - SOU
1 stop17h 10mKLM
Deal found 18/8£546
Wed 1/1009:20SOU - YUL
2 stops19h 09mMultiple Airlines
Wed 8/1016:39YUL - SOU
2 stops19h 21mMultiple Airlines
Deal found 17/8£590
Fri 12/917:35SOU - YUL
2 stops34h 54mDelta
Tue 16/918:50YUL - SOU
1 stop17h 10mDelta
Deal found 18/8£596
Thu 27/1109:30SOU - YYZ
1 stop11h 25mBritish Airways
Fri 9/118:05YYZ - SOU
2 stops15h 30mBritish Airways
Deal found 19/8£672
Fri 12/919:40SOU - YUL
2 stops29h 35mBritish Airways
Tue 16/922:10YUL - SOU
2 stops40h 00mBritish Airways
Deal found 16/8£673

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 19 August 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 1/10

09:10-18:30

2 stops38h 20m

Toronto Pearson Intl

Wed 8/10

20:40-19:30

1 stop17h 50m

£498

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 14/9

20:00-09:59

2 stops42h 59m

Toronto Pearson Intl

Sat 20/9

23:55-09:10

1 stop28h 15m

£511

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Fri 3/10

20:00-19:05

2 stops28h 05m

Toronto Pearson Intl

Fri 10/10

10:45-15:45

2 stops24h 00m

£522

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Wed 1/10

17:35-16:55

1 stop28h 20m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

18:50-17:00

1 stop17h 10m

£528

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Thu 2/10

17:35-16:55

1 stop28h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 9/10

18:50-17:00

1 stop17h 10m

£546

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Wed 1/10

09:20-23:29

2 stops19h 09m

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

16:39-17:00

2 stops19h 21m

£590

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Fri 12/9

17:35-23:29

2 stops34h 54m

Montreal Pierre Elliott Trudeau Intl

Tue 16/9

18:50-17:00

1 stop17h 10m

£596

SouthamptonMontreal

SOU - YUL

SOUYUL

Southampton Eastleigh

Fri 12/9

19:40-20:15

2 stops29h 35m

Montreal Pierre Elliott Trudeau Intl

Tue 16/9

22:10-19:10

2 stops40h 00m

£673

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Thu 2/10

15:05-16:36

3 stops30h 31m

£335

SouthamptonToronto

SOU - YYZ

SOUYYZ

Southampton Eastleigh

Sun 24/8

09:20-22:58

2 stops18h 38m

£1,729

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 18 results
1
2

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 £490). Flying from Southampton to Region of Ontario in July is currently the most expensive (average of £708). 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 19 August 2025.
Get a feel of what it's like to fly with KLM from Southampton to Ontario by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 28h 20m. KLM provides one of the quickest options available for as low as £528. There are 3217 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 £490). Flying from Southampton to Region of Ontario in July is currently the most expensive (average of £708). 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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Why should you use Cheapflights to find cheap flight tickets from Southampton to Ontario?

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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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