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Cheap flights from Ontario to Southampton from £334

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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SOU
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Southampton

Keep the following information in mind while searching for Ontario to Southampton flight deals. Data was last updated 18 September 2025.

Round-trip from

£499

One-way from

£334

Popular in

December

Cheapest in

February

Average price

£454
Delta
  • Delta
  • 5/11-13/11
  • 2 total stops
  • 60h 10m total
  • Ontario to Southampton
Search Deals
Aer Lingus
  • Aer Lingus
  • 19/10
  • 1 total stop
  • 10h 50m total
  • Ontario to Southampton
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Ontario to Southampton

Cheapest flights from Ontario to Southampton
Explore the most affordable flight options available from Ontario to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Wed 5/1119:10YUL - SOU
1 stop31h 55mDelta
Thu 13/1118:05SOU - YUL
1 stop28h 15mDelta
Deal found 16/9£499
Sun 2/1105:00YUL - SOU
2 stops45h 10mDelta
Sun 9/1109:30SOU - YUL
2 stops28h 06mDelta
Deal found 16/9£537
Mon 10/1117:25YYZ - SOU
1 stop17h 10mAer Lingus
Sun 30/1120:10SOU - YYZ
1 stop24h 45mAer Lingus
Deal found 16/9£577
Wed 8/1022:10YYZ - SOU
1 stop29h 35mDelta
Tue 21/1017:35SOU - YYZ
1 stop31h 20mDelta
Deal found 16/9£592
Mon 13/1022:10YYZ - SOU
1 stop29h 35mDelta
Wed 22/1009:20SOU - YYZ
1 stop15h 35mDelta
Deal found 17/9£595
Mon 10/1117:25YYZ - SOU
1 stop13h 30mBritish Airways
Mon 17/1109:30SOU - YYZ
1 stop11h 25mBritish Airways
Deal found 16/9£604
Mon 10/1117:25YYZ - SOU
1 stop13h 30mBritish Airways
Tue 18/1120:10SOU - YYZ
1 stop24h 45mBritish Airways
Deal found 16/9£610
Wed 8/1015:35YYZ - SOU
2 stops20h 25mDelta
Wed 15/1009:20SOU - YYZ
1 stop15h 35mDelta
Deal found 16/9£613
Mon 13/1018:09YYZ - SOU
2 stops33h 36mDelta
Mon 27/1018:05SOU - YYZ
1 stop26h 35mDelta
Deal found 16/9£615
Thu 6/1121:15YYZ - SOU
1 stop30h 35mDelta
Mon 17/1118:05SOU - YYZ
1 stop30h 10mDelta
Deal found 16/9£618
Mon 10/1122:05YYZ - SOU
2 stops16h 35mMultiple Airlines
Sun 30/1120:10SOU - YYZ
1 stop24h 45mMultiple Airlines
Deal found 16/9£621
Mon 13/1022:10YYZ - SOU
1 stop29h 35mDelta
Thu 23/1009:20SOU - YYZ
1 stop15h 35mDelta
Deal found 17/9£621

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ontario to Southampton 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 18 September 2025.
Use the filters below to find and compare flights from Ontario to Southampton that are best for you.

Fly from

Ontario

Fly to

Southampton

Route

Depart

Return

Price

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

19:10-08:05

1 stop31h 55m

Southampton Eastleigh

Sun 9/11

18:05-17:20

1 stop28h 15m

£499

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

19:10-08:05

1 stop31h 55m

Southampton Eastleigh

Mon 10/11

08:40-17:20

1 stop13h 40m

£499

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

19:10-08:05

1 stop31h 55m

Southampton Eastleigh

Thu 13/11

18:05-17:20

1 stop28h 15m

£499

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

19:30-08:50

2 stops32h 20m

Southampton Eastleigh

Sun 9/11

18:05-17:20

1 stop28h 15m

£519

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

19:30-08:50

2 stops32h 20m

Southampton Eastleigh

Thu 13/11

18:05-17:20

1 stop28h 15m

£519

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

19:30-08:50

2 stops32h 20m

Southampton Eastleigh

Mon 10/11

08:40-17:20

1 stop13h 40m

£519

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Sun 2/11

05:00-07:10

2 stops45h 10m

Southampton Eastleigh

Sun 9/11

18:05-17:20

1 stop28h 15m

£519

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Sun 2/11

05:00-07:10

2 stops45h 10m

Southampton Eastleigh

Thu 13/11

18:05-17:20

1 stop28h 15m

£519

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

09:28-08:05

2 stops17h 37m

Southampton Eastleigh

Tue 11/11

08:40-23:26

2 stops19h 46m

£537

TorontoSouthampton

YYZ - SOU

YYZSOU

Toronto Pearson Intl

Wed 8/10

22:10-08:45

1 stop29h 35m

Southampton Eastleigh

Tue 21/10

17:35-19:55

1 stop31h 20m

£592

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 27 results
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Best time to book a flight from Ontario to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Ontario 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 Ontario to Southampton

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

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Southampton (average of £203). Flying from Region of Ontario to Southampton in November is currently the most expensive (average of £262). 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.

How much does it cost for a return flight from Region of Ontario to Southampton?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Southampton. 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 into for flights to Southampton from Ontario?

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

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

    Delta can get you from Region of Ontario to Southampton in just under 31h 55m. Your travel time can differ by up to . Region of Ontario and Southampton are separated by a distance of 3217 mi.

  • What are the most popular routes from Region of Ontario to Southampton?

    The most popular flight routes from Region of Ontario to Southampton are Toronto Pearson Intl - Southampton Eastleigh, Montreal Pierre Elliott Trudeau Intl - Southampton Eastleigh and Ottawa - Southampton Eastleigh.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Southampton 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 Region of Ontario to Southampton?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Southampton (average of £203). Flying from Region of Ontario to Southampton in November is currently the most expensive (average of £262). 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 Ontario to Southampton

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

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

When you search for this flight from Ontario to Southampton, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Southampton from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Southampton from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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