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Cheap flights from London City Airport to Ontario from £360

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — ONT
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 7 November 2025.

Mon 1/1219:15LCY - ONT
2 stops35h 24mBritish Airways
Sun 7/1223:59ONT - LCY
2 stops30h 36mBritish Airways
Deal found 6/11£623
Thu 4/1207:50LCY - ONT
2 stops22h 29mIberia
Wed 17/1210:47ONT - LCY
2 stops19h 18mIberia
Deal found 5/11£753
Fri 26/1220:05LCY - ONT
2 stops28h 07mMultiple Airlines
Fri 2/107:05ONT - LCY
2 stops18h 25mMultiple Airlines
Deal found 6/11£990
Wed 10/1207:50LCY - ONT
2 stops22h 38mIberia
Mon 5/110:50ONT - LCY
2 stops19h 45mIberia
Deal found 5/11£1,049
Thu 18/1207:50LCY - ONT
2 stops23h 56mIberia
Sun 28/1206:10ONT - LCY
2 stops18h 40mIberia
Deal found 5/11£1,185
Wed 17/1207:50LCY - ONT
2 stops22h 38mIberia
Mon 5/110:50ONT - LCY
2 stops19h 45mIberia
Deal found 6/11£1,194
Thu 18/1207:50LCY - ONT
2 stops23h 56mIberia
Mon 29/1210:50ONT - LCY
2 stops38h 00mIberia
Deal found 6/11£1,200
Fri 19/1207:50LCY - ONT
2 stops22h 24mIberia
Mon 29/1210:50ONT - LCY
2 stops19h 45mIberia
Deal found 6/11£1,222
Fri 19/1207:50LCY - ONT
2 stops23h 56mIberia
Sun 28/1206:10ONT - LCY
2 stops18h 40mIberia
Deal found 5/11£1,280
Mon 22/1219:15LCY - ONT
2 stops22h 40mIberia
Mon 5/110:50ONT - LCY
2 stops38h 00mIberia
Deal found 6/11£1,330

Cheap flight deals from London City to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from London City (LCY) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 November 2025.

Round-trip from

£533

One-way from

£360

Popular in

December

Cheapest in

September

Average price

£477
British Airways
  • British Airways
  • 22/2-1/3
  • 4 total stops
  • 65h 52m total
  • London to Ontario
Search Deals
British Airways
  • British Airways
  • 30/1
  • 2 total stops
  • 22h 58m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 7 November 2025.
Use the filters below to find and compare flights from London City Airport to Ontario that are best for you.

Fly from

London City

Fly to

Ontario

Route

Depart

Return

Price

LondonOntario

LCY - ONT

LCYONT

London City

Sun 22/2

19:15-22:31

2 stops35h 16m

Ontario

Sun 1/3

23:59-14:35

2 stops30h 36m

£533

LondonOntario

LCY - ONT

LCYONT

London City

Sun 15/3

19:15-22:02

2 stops33h 47m

Ontario

Sun 22/3

23:59-14:35

2 stops31h 36m

£551

LondonOntario

LCY - ONT

LCYONT

London City

Fri 9/1

20:05-21:48

2 stops33h 43m

Ontario

Sun 18/1

13:04-16:35

2 stops19h 31m

£612

LondonOntario

LCY - ONT

LCYONT

London City

Mon 1/12

19:15-22:39

2 stops35h 24m

Ontario

Sun 7/12

23:59-14:35

2 stops30h 36m

£623

LondonOntario

LCY - ONT

LCYONT

London City

Thu 4/12

07:50-22:19

2 stops22h 29m

Ontario

Wed 17/12

10:47-14:05

2 stops19h 18m

£753

LondonOntario

LCY - ONT

LCYONT

London City

Fri 26/12

20:05-16:12

2 stops28h 07m

Ontario

Fri 2/1

07:05-09:30

2 stops18h 25m

£990

LondonOntario

LCY - ONT

LCYONT

London City

Wed 10/12

07:50-22:28

2 stops22h 38m

Ontario

Mon 5/1

10:50-14:35

2 stops19h 45m

£1,049

LondonOntario

LCY - ONT

LCYONT

London City

Thu 18/12

07:50-23:46

2 stops23h 56m

Ontario

Sun 28/12

06:10-08:50

2 stops18h 40m

£1,185

LondonOntario

LCY - ONT

LCYONT

London City

Wed 17/12

07:50-22:28

2 stops22h 38m

Ontario

Mon 5/1

10:50-14:35

2 stops19h 45m

£1,194

LondonOntario

LCY - ONT

LCYONT

London City

Thu 18/12

07:50-23:46

2 stops23h 56m

Ontario

Mon 29/12

10:50-08:50

2 stops38h 00m

£1,200

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 21 results
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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

What is the cheapest month to book a flight from London City Airport to Ontario?

Currently, May is the cheapest month in which you can book a flight from London City Airport to Ontario (average of £379). Flying from London City Airport to Ontario in December is currently the most expensive (average of £881). 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.

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.

  • What airport do you fly into for flights to Ontario from London City?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from London City. Booking flights from London City to Ontario (ONT) should be relatively easy as there are 0 daily inbound flights from London City from 0 different airlines.

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

    British Airways, Virgin Atlantic, and Iberia can get you from London City Airport to Ontario in just under 22h 29m. Your travel time can differ by up to 12h 47m. The distance between London City Airport and Ontario is about 5422 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from London City Airport to Ontario one-way?

    One-way options have recently been found by users for as low as £360 on British Airways. Other airlines that offer cheap prices include Iberia from £398 and KLM from £432 one-way.

  • 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.

  • What is the cheapest month to book a flight from London City Airport to Ontario?

    Currently, May is the cheapest month in which you can book a flight from London City Airport to Ontario (average of £379). Flying from London City Airport to Ontario in December is currently the most expensive (average of £881). 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

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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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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 helps you search for flights from London City to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London City to Ontario.

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?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from London City today and book when prices fit your budget.

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