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Cheap flights from London City Airport to Ontario from £258

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — YYZ
21 May — 28 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London City to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from London City to Ontario
Explore the most affordable flight options available from London City to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 April 2026.

Fri 8/509:15
LCY
-
YYZ
1 stop12h 00m
SWISS
Sun 17/516:30
YYZ
-
LCY
1 stop11h 10m
SWISS
Deal found 20/4£465
Tue 5/509:15
LCY
-
YYZ
1 stop12h 05m
Multiple Airlines
Tue 12/516:30
YYZ
-
LCY
1 stop11h 10m
Multiple Airlines
Deal found 20/4£474
Thu 17/909:15
LCY
-
YYZ
1 stop12h 05m
Multiple Airlines
Thu 1/1016:30
YYZ
-
LCY
1 stop11h 10m
Multiple Airlines
Deal found 21/4£479
Mon 1/608:00
LCY
-
YUL
1 stop12h 00m
Multiple Airlines
Tue 9/618:05
YUL
-
LCY
1 stop18h 50m
Multiple Airlines
Deal found 19/4£480
Mon 1/608:00
LCY
-
YUL
1 stop12h 00m
SWISS
Mon 8/616:40
YUL
-
LCY
1 stop11h 00m
SWISS
Deal found 17/4£480
Tue 2/613:10
LCY
-
YUL
1 stop30h 50m
Multiple Airlines
Tue 9/618:05
YUL
-
LCY
1 stop18h 50m
Multiple Airlines
Deal found 18/4£482
Mon 1/608:00
LCY
-
YUL
1 stop12h 00m
SWISS
Sun 7/616:40
YUL
-
LCY
1 stop11h 00m
SWISS
Deal found 19/4£482
Tue 5/509:15
LCY
-
YYZ
1 stop12h 00m
SWISS
Tue 12/516:30
YYZ
-
LCY
1 stop11h 10m
SWISS
Deal found 19/4£484
Tue 12/509:15
LCY
-
YYZ
1 stop12h 00m
SWISS
Thu 21/516:30
YYZ
-
LCY
1 stop11h 10m
SWISS
Deal found 20/4£488
Thu 4/609:20
LCY
-
YUL
1 stop12h 35m
KLM
Thu 11/618:50
YUL
-
LCY
1 stop9h 00m
KLM
Deal found 20/4£491
Thu 7/509:15
LCY
-
YYZ
1 stop12h 05m
Multiple Airlines
Sun 10/516:30
YYZ
-
LCY
1 stop11h 10m
Multiple Airlines
Deal found 17/4£491
Wed 18/1107:45
LCY
-
YYZ
1 stop12h 55m
Virgin Atlantic
Sun 22/1117:50
YYZ
-
LCY
1 stop9h 20m
Virgin Atlantic
Deal found 18/4£493

Find flight deals from London City to Ontario

Keep the following information in mind while searching for London City to Ontario flight deals. Data was last updated 21 April 2026.

Round-trip from

£465

One-way from

£258

Popular in

December

Cheapest in

February

Average price

£449
SWISS
  • SWISS
  • 8/5-17/5
  • 2 total stops
  • 23h 10m total
  • London to Ontario
Search Deals
3/6
  • 3/6
  • 3 total stops
  • 36h 25m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London City 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 858,174 searches. Data last updated 21 April 2026.
Use the filters below to find and compare flights from London City Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMontreal

LCY - YUL

LCYYUL

London City

Wed 17/6

10:00-20:05

2 stops15h 05m

Montreal Pierre Elliott Trudeau Intl

Fri 3/7

18:50-09:30

1 stop9h 40m

£536

LondonMontreal

LCY - YUL

LCYYUL

London City

Tue 12/5

08:25-16:55

1 stop13h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

18:50-08:50

1 stop9h 00m

£546

LondonToronto

LCY - YYZ

LCYYYZ

London City

Thu 14/5

19:15-16:15

1 stop26h 00m

Toronto Pearson Intl

Tue 19/5

20:05-12:35

1 stop11h 30m

£559

LondonOttawa

LCY - YOW

LCYYOW

London City

Tue 9/6

09:15-19:11

2 stops14h 56m

Ottawa

Sun 28/6

14:00-08:40

2 stops13h 40m

£571

LondonMontreal

LCY - YUL

LCYYUL

London City

Wed 2/9

19:15-15:00

1 stop24h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

18:35-12:35

2 stops13h 00m

£571
Fastest return journey

LondonMontreal

LCY - YUL

LCYYUL

London City

Thu 27/8

09:15-16:00

1 stop11h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

18:05-08:40

1 stop9h 35m

£588

LondonMontreal

LCY - YUL

LCYYUL

London City

Wed 3/6

19:15-15:00

1 stop24h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

18:35-12:35

2 stops13h 00m

£598

LondonMontreal

LCY - YUL

LCYYUL

London City

Mon 11/5

09:15-19:21

2 stops15h 06m

Montreal Pierre Elliott Trudeau Intl

Thu 15/10

18:35-12:35

2 stops13h 00m

£599

LondonMontreal

LCY - YUL

LCYYUL

London City

Thu 14/5

09:20-16:55

1 stop12h 35m

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

18:50-08:50

1 stop9h 00m

£603

LondonToronto

LCY - YYZ

LCYYYZ

London City

Sat 9/5

08:25-23:14

2 stops19h 49m

Toronto Pearson Intl

Sun 17/5

16:45-07:55

1 stop10h 10m

£612

Flights are sorted by cheapest return flights first.

Deals found on 19/4

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from London City to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from London City 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 London City Airport to Ontario

How much does it cost for a return flight from London City Airport to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 21 April 2026.
See what other customers who have flown with Air Transat,Lufthansa, andBritish Airways from London City Airport to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
537 reviews
Check prices

Entertainment

7.1

Food

6.8

Crew

8.4

Comfort

7.3

Overall

7.7

Boarding

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
537 reviews
Air Transat
7.7
Good
537 reviews
Check prices

Entertainment

7.1

Food

6.8

Crew

8.4

Comfort

7.3

Overall

7.7

Boarding

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Lufthansa
6.8
Okay
7,937 reviews
Air Transat
7.7
Good
537 reviews
Check prices

Entertainment

7.1

Food

6.8

Crew

8.4

Comfort

7.3

Overall

7.7

Boarding

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
British Airways
6.7
Okay
7,901 reviews
Air Transat
7.7
Good
537 reviews
Check prices

Entertainment

7.1

Food

6.8

Crew

8.4

Comfort

7.3

Overall

7.7

Boarding

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

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

  • How long is the flight from London City Airport to Region of Ontario?

    A quick flight from London City Airport to Region of Ontario can take about 11h 45m. KLM provides one of the quickest options available for as low as £588. Airlines will cover a distance of 3258 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular route from London City Airport to Region of Ontario is London City - Toronto Pearson Intl. You may also consider London City - Montreal Pierre Elliott Trudeau Intl or London City - Ottawa.

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

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

  • How can I find direct flights from London City to Ontario?

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

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

    Yes. Cheapflights offers flight deals from London City 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 London City to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Pearson Intl flights
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Heathrow to Calgary flights
Heathrow to Pierre Elliott Trudeau Intl flights
Luton to Pearson Intl flights
Stansted to Vancouver Intl flights
Gatwick to Toronto Island flights
Heathrow to Abbotsford flights
Gatwick to Calgary flights
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London City to Pierre Elliott Trudeau Intl flights
Southend to Pearson Intl flights
Stansted to Calgary flights
Stansted to Pierre Elliott Trudeau Intl flights
Heathrow to Halifax flights
Luton to Pierre Elliott Trudeau Intl flights
Luton to Calgary flights
Luton to Vancouver Intl flights
Heathrow to Ottawa flights
Heathrow to Edmonton flights
Gatwick to Edmonton flights
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Heathrow to Winnipeg flights
Stansted to Halifax flights
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Heathrow to Victoria flights
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Gatwick to Kelowna flights
London City to Ottawa flights
Gatwick to Winnipeg flights
Heathrow to Saskatoon flights
Heathrow to St. John's flights
Heathrow to London flights
London City to Kelowna flights
Gatwick to London flights
Gatwick to Victoria flights
Gatwick to St. John's flights

Top 3 airlines flying from London City to Ontario

Discover the top 3 airlines that operate flights from London City to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£331Average£350FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
British AirwaysCheapest£368Average£417FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£391Average£507FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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 London City to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London City to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Ontario from London City 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 London City to Ontario with no change fees?

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

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

Of course! You can now track prices for flights from London City to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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