Find flights
When to book

Cheap flights from London Southend Airport to Ontario from C$ 470

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEN — YYZ
15 Oct — 22 Oct1
1 adult
1 adult, Economy

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 15 September 2025.

Round-trip from

C$ 720

One-way from

C$ 470

Popular in

December

Cheapest in

February

Average price

C$ 709
12/11-16/11
  • 12/11-16/11
  • 2 total stops
  • 25h 00m total
  • London to Ontario
Search Deals
30/10
  • 30/10
  • 1 total stop
  • 30h 35m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Southend to Ontario

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 15 September 2025.

Wed 12/117:10 a.m.SEN - YUL
1 stop13h 35mMultiple Airlines
Sun 16/116:00 p.m.YUL - SEN
1 stop11h 25mMultiple Airlines
Deal found 13/9C$ 720
Wed 5/117:10 a.m.SEN - YUL
1 stop13h 35mMultiple Airlines
Sun 9/116:00 p.m.YUL - SEN
1 stop11h 25mMultiple Airlines
Deal found 13/9C$ 721
Thu 9/105:40 p.m.SEN - YUL
1 stop22h 55mMultiple Airlines
Thu 16/106:50 p.m.YUL - SEN
1 stop15h 55mMultiple Airlines
Deal found 14/9C$ 760
Wed 8/105:00 p.m.SEN - YYZ
1 stop29h 10mMultiple Airlines
Wed 22/1011:45 p.m.YYZ - SEN
1 stop11h 55mMultiple Airlines
Deal found 15/9C$ 837
Mon 20/1011:05 a.m.SEN - YUL
2 stops34h 10mMultiple Airlines
Wed 29/103:10 p.m.YUL - SEN
3 stops25h 50mMultiple Airlines
Deal found 13/9C$ 847
Wed 26/117:10 a.m.SEN - YYZ
2 stops17h 40mMultiple Airlines
Wed 3/122:00 p.m.YYZ - SEN
2 stops26h 00mMultiple Airlines
Deal found 13/9C$ 856
Thu 16/105:40 p.m.SEN - YYZ
1 stop25h 45mMultiple Airlines
Thu 23/109:05 p.m.YYZ - SEN
1 stop13h 40mMultiple Airlines
Deal found 14/9C$ 863
Thu 30/106:05 p.m.SEN - YUL
1 stop23h 30mMultiple Airlines
Thu 6/117:40 p.m.YUL - SEN
1 stop12h 55mMultiple Airlines
Deal found 15/9C$ 866
Mon 22/911:05 a.m.SEN - YYZ
2 stops15h 50mMultiple Airlines
Thu 25/98:50 p.m.YYZ - SEN
2 stops13h 55mMultiple Airlines
Deal found 13/9C$ 868
Fri 10/104:15 p.m.SEN - YUL
1 stop24h 20mMultiple Airlines
Thu 16/106:50 p.m.YUL - SEN
1 stop15h 55mMultiple Airlines
Deal found 12/9C$ 897
Thu 25/95:40 p.m.SEN - YYZ
1 stop25h 45mMultiple Airlines
Wed 1/109:05 p.m.YYZ - SEN
1 stop18h 45mMultiple Airlines
Deal found 15/9C$ 924
Thu 25/95:40 p.m.SEN - YYZ
1 stop25h 45mMultiple Airlines
Thu 2/109:05 p.m.YYZ - SEN
1 stop13h 40mMultiple Airlines
Deal found 13/9C$ 978

Cheapflights Fare Finder

 
Customize your flight search to find flights from Southend 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 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from London Southend Airport to Ontario that are best for you.

Fly from

Southend

Fly to

Ontario

Route

Depart

Return

Price

LondonMontreal

SEN - YUL

SENYUL

London Southend

Wed 12/11

7:10 a.m.-3:45 p.m.

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

6:00 p.m.-10:25 a.m.

1 stop11h 25m

C$ 720

LondonMontreal

SEN - YUL

SENYUL

London Southend

Wed 5/11

7:10 a.m.-3:45 p.m.

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

6:00 p.m.-10:25 a.m.

1 stop11h 25m

C$ 721

LondonMontreal

SEN - YUL

SENYUL

London Southend

Wed 25/2

7:10 a.m.-3:45 p.m.

1 stop13h 35m

Montreal Pierre Elliott Trudeau Intl

Wed 4/3

12:10 p.m.-9:00 p.m.

2 stops27h 50m

C$ 756

LondonMontreal

SEN - YUL

SENYUL

London Southend

Thu 9/10

5:40 p.m.-11:35 a.m.

1 stop22h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 16/10

6:50 p.m.-3:45 p.m.

1 stop15h 55m

C$ 760

LondonToronto

SEN - YYZ

SENYYZ

London Southend

Wed 15/10

5:00 p.m.-5:10 p.m.

1 stop29h 10m

Toronto Pearson Intl

Wed 22/10

11:45 p.m.-4:40 p.m.

1 stop11h 55m

C$ 815

LondonToronto

SEN - YYZ

SENYYZ

London Southend

Wed 8/10

5:00 p.m.-5:10 p.m.

1 stop29h 10m

Toronto Pearson Intl

Wed 22/10

11:45 p.m.-4:40 p.m.

1 stop11h 55m

C$ 837

LondonToronto

SEN - YYZ

SENYYZ

London Southend

Wed 26/11

7:10 a.m.-7:50 p.m.

2 stops17h 40m

Toronto Pearson Intl

Wed 3/12

2:00 p.m.-9:00 p.m.

2 stops26h 00m

C$ 856

LondonToronto

SEN - YYZ

SENYYZ

London Southend

Thu 16/10

5:40 p.m.-2:25 p.m.

1 stop25h 45m

Toronto Pearson Intl

Thu 23/10

9:05 p.m.-3:45 p.m.

1 stop13h 40m

C$ 863

LondonMontreal

SEN - YUL

SENYUL

London Southend

Thu 30/10

6:05 p.m.-1:35 p.m.

1 stop23h 30m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

7:40 p.m.-1:35 p.m.

1 stop12h 55m

C$ 868

LondonToronto

SEN - YYZ

SENYYZ

London Southend

Thu 25/9

5:40 p.m.-2:25 p.m.

1 stop25h 45m

Toronto Pearson Intl

Wed 1/10

9:05 p.m.-8:50 p.m.

1 stop18h 45m

C$ 924

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 29 results
1
2
3

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.
Estimated round-trip 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
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • 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 vacation 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.

  • What is the cheapest month to book a flight from London Southend Airport to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from London Southend Airport to Region of Ontario (average of C$ 169). Flying from London Southend Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

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.
Gatwick to Pearson Intl flights
Heathrow to Pearson Intl flights
Heathrow to Vancouver Intl flights
London City to Pearson Intl flights
Luton to Pearson Intl flights
Stansted to Pearson Intl flights
Gatwick to Vancouver Intl flights
Heathrow to Pierre Elliott Trudeau Intl flights
Heathrow to Calgary flights
London City to Vancouver Intl flights
London City to Pierre Elliott Trudeau Intl flights
Gatwick to Calgary flights
London City to Calgary flights
Heathrow to Abbotsford flights
Gatwick to Pierre Elliott Trudeau Intl flights
Heathrow to Halifax flights
Luton to Pierre Elliott Trudeau Intl flights
Heathrow to Ottawa flights
Stansted to Pierre Elliott Trudeau Intl flights
Luton to Vancouver Intl flights
Luton to Calgary flights
Gatwick to Ottawa flights
Heathrow to Edmonton flights
Gatwick to Halifax flights
Southend to Pierre Elliott Trudeau Intl flights
Gatwick to Edmonton flights
Southend to Pearson Intl flights
Heathrow to Winnipeg flights
Stansted to Calgary flights
Gatwick to Winnipeg flights
Gatwick to Québec City flights
Heathrow to Québec City flights
Heathrow to Victoria flights
Gatwick to St. John's flights
Gatwick to Victoria flights
Heathrow to Hamilton flights
Heathrow to St. John's flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Southend today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Southend.

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

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

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

Yes, Cheapflights offers price alerts on Southend to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.