In terms of precipitation, rainfall in London Southend Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Southend Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Southend Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

While some choose either Toronto Pearson Intl - London Southend or Ottawa - London Southend, Montreal Pierre Elliott Trudeau Intl - London Southend is the most popular route from Region of Ontario to London Southend Airport.

How far in advance should I book a flight from Region of Ontario to London Southend Airport?

Find a great deal and save up to 14% by booking at least 50 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Region of Ontario to London Southend Airport within the next two weeks, with the cheapest ticket starting at £440.

What is the cheapest month to fly from Region of Ontario to London Southend Airport?

Our data shows that February tends to be the cheapest month to fly to London Southend Airport from Region of Ontario. Users have commonly found prices around £458 for the month, but tickets can be as low as £281. Due to multiple factors, prepare for potentially higher prices in December.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to London Southend Airport as you normally would.

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

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

How can I find direct flights from Ontario to Southend?

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

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

Yes. Cheapflights offers flight deals from Ontario to Southend by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£186+ Cheap Flights from Ontario to London Southend Airport

Cheap flight deals from Ontario to Southend

Round-trip from	£445
One-way from	£186
Popular in	December
Cheapest in	February
Average price	£455

4/12-11/12
2 total stops
36h 00m total
Ontario to London

Search Deals

20/10
2 total stops
37h 20m total
Ontario to London

Search Deals

Highest demand for flights based on searches. 3% 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

Search Deals

Find flight deals from Ontario to Southend

Cheapest flights from Ontario to Southend
Explore the most affordable flight options available from Ontario to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Thu 4/1219:40YUL - SEN

1 stop12h 55mMultiple Airlines

Thu 11/1218:05SEN - YUL

1 stop23h 05mMultiple Airlines

Deal found 14/9£445

Wed 1/1023:00YUL - SEN

1 stop16h 50mMultiple Airlines

Mon 6/1011:05SEN - YUL

1 stop14h 55mMultiple Airlines

Deal found 15/9£447

Thu 20/1121:25YUL - SEN

1 stop11h 10mMultiple Airlines

Mon 24/1107:15SEN - YUL

2 stops16h 05mMultiple Airlines

Deal found 14/9£456

Wed 8/1023:45YYZ - SEN

1 stop11h 55mMultiple Airlines

Wed 15/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 13/9£464

Sun 28/923:45YYZ - SEN

1 stop14h 50mMultiple Airlines

Wed 15/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 15/9£465

Thu 18/921:30YUL - SEN

1 stop13h 15mMultiple Airlines

Fri 10/1016:15SEN - YUL

1 stop24h 20mMultiple Airlines

Deal found 14/9£466

Tue 30/923:45YYZ - SEN

1 stop14h 55mMultiple Airlines

Wed 8/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 15/9£475

Thu 23/1018:50YUL - SEN

1 stop15h 55mMultiple Airlines

Sun 23/1118:05SEN - YUL

1 stop23h 05mMultiple Airlines

Deal found 14/9£476

Wed 1/1006:45YUL - SEN

2 stops33h 05mMultiple Airlines

Wed 8/1020:15SEN - YUL

2 stops23h 00mMultiple Airlines

Deal found 14/9£480

Thu 2/1018:50YUL - SEN

1 stop15h 55mMultiple Airlines

Mon 6/1011:05SEN - YUL

1 stop14h 55mMultiple Airlines

Deal found 15/9£482

Thu 6/1121:25YUL - SEN

1 stop11h 10mMultiple Airlines

Mon 10/1107:15SEN - YUL

1 stop13h 30mMultiple Airlines

Deal found 14/9£486

Thu 20/1121:25YUL - SEN

1 stop11h 10mMultiple Airlines

Wed 26/1107:10SEN - YUL

1 stop13h 35mMultiple Airlines

Deal found 14/9£494

Best flights from Ontario to Southend
Discover carefully curated flight deals from Ontario to Southend that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Thu 4/1219:40YUL - SEN

1 stop12h 55mMultiple Airlines

Thu 11/1218:05SEN - YUL

1 stop23h 05mMultiple Airlines

Deal found 14/9£445

Wed 8/1023:45YYZ - SEN

1 stop11h 55mMultiple Airlines

Wed 15/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 13/9£464

Sun 28/923:45YYZ - SEN

1 stop14h 50mMultiple Airlines

Wed 15/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 15/9£465

Tue 30/923:45YYZ - SEN

1 stop14h 55mMultiple Airlines

Wed 8/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 15/9£475

Thu 13/1121:25YUL - SEN

1 stop11h 10mMultiple Airlines

Mon 17/1107:15SEN - YUL

1 stop13h 30mMultiple Airlines

Deal found 14/9£482

Thu 20/1121:25YUL - SEN

1 stop11h 10mMultiple Airlines

Wed 26/1107:10SEN - YUL

1 stop13h 35mMultiple Airlines

Deal found 14/9£494

Sun 12/1018:50YUL - SEN

1 stop10h 35mMultiple Airlines

Wed 29/1011:40SEN - YUL

1 stop29h 55mMultiple Airlines

Deal found 15/9£495

Thu 6/1120:55YYZ - SEN

1 stop11h 40mMultiple Airlines

Wed 12/1107:10SEN - YYZ

1 stop12h 40mMultiple Airlines

Deal found 13/9£498

Thu 6/1119:40YUL - SEN

1 stop12h 55mMultiple Airlines

Sun 9/1118:05SEN - YUL

1 stop23h 05mMultiple Airlines

Deal found 14/9£505

Thu 4/1217:00YYZ - SEN

2 stops15h 35mMultiple Airlines

Mon 8/1207:15SEN - YYZ

1 stop12h 35mMultiple Airlines

Deal found 14/9£511

Thu 4/1219:40YUL - SEN

1 stop12h 55mMultiple Airlines

Sun 7/1218:05SEN - YUL

1 stop23h 05mMultiple Airlines

Deal found 15/9£513

Tue 30/923:45YYZ - SEN

1 stop14h 55mMultiple Airlines

Fri 10/1016:55SEN - YYZ

1 stop29h 15mMultiple Airlines

Deal found 15/9£515

Last-minute flights from Ontario to Southend
Discover last-minute flight deals from Ontario to Southend. Data last updated 16 September 2025 and is based on user searches.

Thu 18/921:30YUL - SEN

1 stop13h 15mMultiple Airlines

Fri 10/1016:15SEN - YUL

1 stop24h 20mMultiple Airlines

Deal found 14/9£466

Tue 23/923:45YYZ - SEN

1 stop14h 55mMultiple Airlines

Mon 29/916:55SEN - YYZ

1 stop29h 15mMultiple Airlines

Deal found 13/9£495

Sun 28/923:45YYZ - SEN

1 stop14h 50mMultiple Airlines

Wed 15/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 15/9£465

Tue 30/923:45YYZ - SEN

1 stop14h 55mMultiple Airlines

Wed 8/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 15/9£475

Tue 30/923:45YYZ - SEN

1 stop14h 55mMultiple Airlines

Fri 10/1016:55SEN - YYZ

1 stop29h 15mMultiple Airlines

Deal found 15/9£515

Wed 1/1023:00YUL - SEN

1 stop16h 50mMultiple Airlines

Mon 6/1011:05SEN - YUL

1 stop14h 55mMultiple Airlines

Deal found 15/9£447

Wed 1/1006:45YUL - SEN

2 stops33h 05mMultiple Airlines

Wed 8/1020:15SEN - YUL

2 stops23h 00mMultiple Airlines

Deal found 14/9£480

Wed 1/1006:45YUL - SEN

2 stops33h 05mMultiple Airlines

Sun 5/1017:30SEN - YUL

2 stops32h 30mMultiple Airlines

Deal found 15/9£512

Thu 2/1018:50YUL - SEN

1 stop15h 55mMultiple Airlines

Mon 6/1011:05SEN - YUL

1 stop14h 55mMultiple Airlines

Deal found 15/9£482

Wed 8/1023:45YYZ - SEN

1 stop11h 55mMultiple Airlines

Wed 15/1017:00SEN - YYZ

1 stop29h 10mMultiple Airlines

Deal found 13/9£464

Sun 12/1018:50YUL - SEN

1 stop10h 35mMultiple Airlines

Wed 29/1011:40SEN - YUL

1 stop29h 55mMultiple Airlines

Deal found 15/9£495

Thu 23/1018:50YUL - SEN

1 stop15h 55mMultiple Airlines

Sun 23/1118:05SEN - YUL

1 stop23h 05mMultiple Airlines

Deal found 14/9£476

One-way flights from Ontario to Southend
Search for one-way flight options from Ontario to Southend. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Mon 20/1022:10YYZ - SEN

2 stops37h 20mMultiple Airlines

Deal found 14/9£186

Thu 16/1023:55YYZ - SEN

2 stops41h 45mMultiple Airlines

Deal found 12/9£188

Sun 5/1023:55YYZ - SEN

2 stops31h 10mMultiple Airlines

Deal found 15/9£191

Mon 29/923:55YYZ - SEN

3 stops42h 10mMultiple Airlines

Deal found 15/9£194

Sat 18/1022:10YYZ - SEN

2 stops33h 00mMultiple Airlines

Deal found 13/9£194

Tue 21/1022:10YYZ - SEN

2 stops19h 10mMultiple Airlines

Deal found 12/9£195

Sun 12/1020:15YUL - SEN

3 stops34h 50mMultiple Airlines

Deal found 14/9£196

Mon 13/1022:10YYZ - SEN

2 stops37h 20mMultiple Airlines

Deal found 13/9£197

Sun 5/1020:15YUL - SEN

3 stops34h 50mMultiple Airlines

Deal found 14/9£200

Mon 6/1022:10YYZ - SEN

2 stops43h 55mMultiple Airlines

Deal found 14/9£205

Thu 16/1018:50YUL - SEN

1 stop15h 55mMultiple Airlines

Deal found 15/9£205

Tue 7/1020:15YUL - SEN

3 stops21h 50mMultiple Airlines

Deal found 13/9£211

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - SEN

YULSEN

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

19:40-13:35

1 stop12h 55m

London Southend

Thu 11/12

18:05-12:10

1 stop23h 05m

£445

TorontoLondon

YYZ - SEN

YYZSEN

Toronto Pearson Intl

Wed 8/10

23:45-16:40

1 stop11h 55m

London Southend

Wed 15/10

17:00-17:10

1 stop29h 10m

£464

TorontoLondon

YYZ - SEN

YYZSEN

Toronto Pearson Intl

Sun 28/9

23:45-19:35

1 stop14h 50m

London Southend

Wed 15/10

17:00-17:10

1 stop29h 10m

£465

TorontoLondon

YYZ - SEN

YYZSEN

Toronto Pearson Intl

Tue 30/9

23:45-19:40

1 stop14h 55m

London Southend

Wed 8/10

17:00-17:10

1 stop29h 10m

£475

MontrealLondon

YUL - SEN

YULSEN

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

21:25-13:35

1 stop11h 10m

London Southend

Mon 17/11

07:15-15:45

1 stop13h 30m

£482

MontrealLondon

YUL - SEN

YULSEN

Montreal Pierre Elliott Trudeau Intl

Thu 20/11

21:25-13:35

1 stop11h 10m

London Southend

Wed 26/11

07:10-15:45

1 stop13h 35m

£494

MontrealLondon

YUL - SEN

YULSEN

Montreal Pierre Elliott Trudeau Intl

Sun 12/10

18:50-10:25

1 stop10h 35m

London Southend

Wed 29/10

11:40-13:35

1 stop29h 55m

£495

TorontoLondon

YYZ - SEN

YYZSEN

Toronto Pearson Intl

Thu 6/11

20:55-13:35

1 stop11h 40m

London Southend

Wed 12/11

07:10-14:50

1 stop12h 40m

£498

MontrealLondon

YUL - SEN

YULSEN

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

19:40-13:35

1 stop12h 55m

London Southend

Sun 9/11

18:05-12:10

1 stop23h 05m

£505

TorontoLondon

YYZ - SEN

YYZSEN

Toronto Pearson Intl

Thu 4/12

17:00-13:35

2 stops15h 35m

London Southend

Mon 8/12

07:15-14:50

1 stop12h 35m

£511

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 49 results

...

Best time to book a flight from Ontario to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend 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 London Southend Airport

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

Milton Keynes

Croydon

Hounslow

Slough

Gatwick

Luton

Deal

Wembley

Ilford

Crawley

Hayes

Watford

Winchester

Chichester

Ipswich

Dartford

Guildford

Brentford

Bishop's Stortford

Romford

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

When you search for this flight from Ontario to Southend, 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 Southend?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Southend for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Ontario to Southend with no change fees.

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

Not ready to book yet? You can track prices for flights from Ontario to Southend on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Ontario to London Southend Airport from £186

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Southend

Keep the following information in mind while searching for Ontario to Southend flight deals. Data was last updated 16 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Southend

Cheapest flights from Ontario to SouthendExplore the most affordable flight options available from Ontario to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Explore the most affordable flight options available from Ontario to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Ontario to Southend

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

Cheapflights Insights

Everything you need to know about your flight from Ontario to London Southend Airport

Related info for your journey

Find useful and relevant information for your journey from Ontario to Southend. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

How can I find direct flights from Ontario to Southend?

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

Travelling to a place near London Southend Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Southend

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

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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 Ontario to Southend?

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

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

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

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Book with Flexibility

Travel Smart

Cheapest flights from Ontario to Southend
Explore the most affordable flight options available from Ontario to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.