In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

What are the most popular routes from London Southend Airport to Region of Ontario?

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

What is the cheapest time of day to fly from SEN to ON?

When flying from London Southend Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Southend to Ontario?

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

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

Yes. Cheapflights offers flight deals from Southend 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.

£277+ Cheap Flights from London Southend Airport to Ontario

Cheap flight deals from Southend to Ontario

Enter your travel dates to find the best prices.

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Best

Last-minute

One-way

Cheapest flights from Southend to Ontario
Explore the most affordable flight options available from Southend to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 October 2026.

Thu 5/1117:20 -

2 stops31h 25m

Sat 14/1121:25 -

2 stops19h 50m

Deal found 10/10£459

Find flight deals from Southend to Ontario

Round-trip from	£459
One-way from	£277
Popular in	August
Cheapest in	February
Average price	£460

5/11-14/11
4 total stops
51h 15m total
London to Ontario

Search Deals

22/11-31/12
1 total stop
27h 10m total
London to Ontario

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (£42 potential increase over avg. return price).

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Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).

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Average for round-trip flights in October 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Sun 29/11

15:55-14:05

1 stop27h 10m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£296

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Tue 12/1

15:50-21:40

2 stops34h 50m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£378

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Fri 8/1

14:25-15:50

3 stops30h 25m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£382

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Sat 9/1

06:50-12:10

2 stops34h 20m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£412

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Wed 21/10

08:25-07:20

2 stops27h 55m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£414

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Sun 25/10

15:55-15:05

1 stop27h 10m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£418

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Sun 27/12

07:00-13:15

1 stop35h 15m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£426

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Mon 2/11

11:35-22:20

2 stops39h 45m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£429

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Sun 20/12

07:00-13:15

1 stop35h 15m

Toronto Pearson Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£454

LondonToronto

SEN London Southend - YYZ Toronto Pearson Intl

SENYYZ

London Southend

Thu 5/11

17:20-19:45

2 stops31h 25m

Toronto Pearson Intl

Sat 14/11

21:25-22:15

2 stops19h 50m

£462

Flights are sorted by cheapest return flights first.

Deals found on 11/10

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from Southend to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Southend with our price prediction graph.

SEN-YYZ

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 London Southend Airport to Ontario

SEN-CAON

SEN-YYZ

No data available for this route at this time. Please check back soon.

Related info for your journey

What are the most popular routes from London Southend Airport to Region of Ontario?
The most popular flight routes from London Southend Airport to Region of Ontario are London Southend - Montreal Pierre Elliott Trudeau Intl, London Southend - Toronto Pearson Intl and London Southend - Ottawa.
Can I find deals for flights from Southend to Ontario that include hotel bookings?
Yes. In addition to deals on Southend to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Southend to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southend to Ontario.
Can I find deals for business class flights from Southend to Ontario?
Yes. Cheapflights offers flight deals from Southend 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.

See more FAQs

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Alternative routes for Southend to Ontario

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

Deals for Southend to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Southend 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 Southend to Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Southend to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Southend to Ontario become cheaper?

Yes! Start tracking prices for Southend to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from London Southend Airport to Ontario from £277

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southend to Ontario

Cheapest flights from Southend to OntarioExplore the most affordable flight options available from Southend to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 October 2026.

Explore the most affordable flight options available from Southend to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 October 2026.

Best flights from Southend to OntarioDiscover carefully curated flight deals from Southend to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 October 2026.

Discover carefully curated flight deals from Southend to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 October 2026.

Last-minute flights from Southend to OntarioDiscover last-minute flight deals from Southend to Ontario. Data last updated 14 October 2026 and is based on user searches.

Discover last-minute flight deals from Southend to Ontario. Data last updated 14 October 2026 and is based on user searches.

One-way flights from Southend to OntarioSearch for one-way flight options from Southend to Ontario. Find affordable one-way fares based on user searches. Data last updated 14 October 2026.

Search for one-way flight options from Southend to Ontario. Find affordable one-way fares based on user searches. Data last updated 14 October 2026.

Find flight deals from Southend to Ontario

Round-trip from

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Southend Airport to Ontario that are best for you.

Best time to book a flight from Southend to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Southend with our price prediction graph.

Cheapflights Insights

Related info for your journey

What are the most popular routes from London Southend Airport to Region of Ontario?

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

How can I find direct flights from Southend to Ontario?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southend to Ontario

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

Complete your trip

Complete your trip to Ontario by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Canada

Book a non-stop flight to one of these other cities located in Canada.

Search flights from Southend to Ontario by cabin class

Find flights from Southend to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Southend and Ontario flights

Browse other Southend and Ontario flight options. Last updated on 14 October 2026.

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

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

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

Can Cheapflights notify me if prices for flights from Southend to Ontario become cheaper?

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Cheapest flights from Southend to Ontario
Explore the most affordable flight options available from Southend to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 October 2026.

Best flights from Southend to Ontario
Discover carefully curated flight deals from Southend to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 October 2026.

Last-minute flights from Southend to Ontario
Discover last-minute flight deals from Southend to Ontario. Data last updated 14 October 2026 and is based on user searches.

One-way flights from Southend to Ontario
Search for one-way flight options from Southend to Ontario. Find affordable one-way fares based on user searches. Data last updated 14 October 2026.