Cheap flights from London Southend Airport to Ontario from £259
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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Southend to Ontario
Keep the following information in mind while searching for Southend to Ontario flight deals. Data was last updated 17 October 2025.
Find 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 17 October 2025.
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 17 October 2025.
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
LondonMontreal
SEN - YUL
SENYUL
London Southend
Wed 26/11
07:10-15:45
1 stop13h 35m
Montreal Pierre Elliott Trudeau Intl
Sun 30/11
18:00-10:30
1 stop11h 30m
LondonToronto
SEN - YYZ
SENYYZ
London Southend
Wed 12/11
07:10-19:50
2 stops17h 40m
Toronto Pearson Intl
Sun 16/11
14:00-10:30
2 stops15h 30m
LondonToronto
SEN - YYZ
SENYYZ
London Southend
Wed 19/11
07:10-19:50
2 stops17h 40m
Toronto Pearson Intl
Thu 27/11
14:00-12:50
2 stops17h 50m
LondonMontreal
SEN - YUL
SENYUL
London Southend
Fri 31/10
08:00-15:45
1 stop11h 45m
Montreal Pierre Elliott Trudeau Intl
Sun 9/11
18:00-10:30
1 stop11h 30m
LondonToronto
SEN - YYZ
SENYYZ
London Southend
Thu 27/11
06:50-19:50
2 stops18h 00m
Toronto Pearson Intl
Sat 6/12
13:00-20:15
3 stops26h 15m
LondonToronto
SEN - YYZ
SENYYZ
London Southend
Wed 3/12
07:10-18:15
2 stops16h 05m
Toronto Pearson Intl
Wed 10/12
19:40-21:00
2 stops20h 20m
LondonMontreal
SEN - YUL
SENYUL
London Southend
Thu 4/12
18:05-12:40
1 stop23h 35m
Montreal Pierre Elliott Trudeau Intl
Thu 11/12
20:10-12:50
1 stop11h 40m
LondonToronto
SEN - YYZ
SENYYZ
London Southend
Wed 26/11
07:10-19:50
2 stops17h 40m
Toronto Pearson Intl
Sun 30/11
14:00-10:30
2 stops15h 30m
LondonToronto
SEN - YYZ
SENYYZ
London Southend
Mon 10/11
07:15-14:50
1 stop12h 35m
Toronto Pearson Intl
Thu 20/11
17:30-12:50
2 stops14h 20m
LondonMontreal
SEN - YUL
SENYUL
London Southend
Fri 31/10
08:00-15:45
1 stop11h 45m
Montreal Pierre Elliott Trudeau Intl
Wed 5/11
21:30-21:00
1 stop18h 30m
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
Everything you need to know about your flight from London Southend Airport to Ontario
Related info for your journey
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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.