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Cheap flights from London City Airport to Ontario from £411

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — ONT
28 Jun — 5 Jul1
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 29 May 2026.

Mon 23/1119:15
LCY
-
ONT
2 stops24h 38m
Iberia
Mon 14/1210:47
ONT
-
LCY
2 stops19h 48m
Iberia
Deal found 25/5£702
Tue 23/609:35
LCY
-
ONT
2 stops22h 24m
Iberia
Tue 14/710:25
ONT
-
LCY
2 stops20h 50m
Iberia
Deal found 26/5£786
Tue 30/620:15
LCY
-
ONT
3 stops29h 04m
KLM
Tue 7/706:20
ONT
-
LCY
3 stops29h 25m
KLM
Deal found 27/5£812
Mon 22/619:15
LCY
-
ONT
2 stops32h 41m
Iberia
Thu 23/710:25
ONT
-
LCY
2 stops20h 00m
Iberia
Deal found 29/5£851
Mon 22/609:35
LCY
-
ONT
2 stops22h 24m
Iberia
Mon 13/710:25
ONT
-
LCY
2 stops20h 50m
Iberia
Deal found 25/5£869
Thu 25/609:50
LCY
-
ONT
2 stops22h 09m
Iberia
Fri 24/714:15
ONT
-
LCY
2 stops58h 45m
Iberia
Deal found 29/5£966
Wed 24/619:15
LCY
-
ONT
2 stops36h 44m
Iberia
Fri 24/714:15
ONT
-
LCY
2 stops58h 45m
Iberia
Deal found 29/5£974
Tue 23/619:15
LCY
-
ONT
2 stops32h 41m
Iberia
Fri 24/714:15
ONT
-
LCY
2 stops58h 45m
Iberia
Deal found 29/5£975
Wed 25/1107:50
LCY
-
ONT
2 stops22h 33m
Iberia
Wed 16/1210:47
ONT
-
LCY
2 stops19h 18m
Iberia
Deal found 27/5£983
Wed 24/609:35
LCY
-
ONT
2 stops22h 24m
Iberia
Wed 15/710:25
ONT
-
LCY
2 stops20h 50m
Iberia
Deal found 27/5£996
Thu 25/609:50
LCY
-
ONT
2 stops22h 09m
Iberia
Thu 16/710:25
ONT
-
LCY
2 stops20h 50m
Iberia
Deal found 28/5£1,014
Thu 11/610:00
LCY
-
ONT
2 stops20h 41m
Delta
Fri 19/609:40
ONT
-
LCY
2 stops18h 00m
Delta
Deal found 28/5£1,043

Find 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 29 May 2026.

Round-trip from

£702

One-way from

£411

Popular in

December

Cheapest in

September

Average price

£478
Iberia
  • Iberia
  • 23/11-14/12
  • 4 total stops
  • 44h 26m total
  • London to Ontario
Search Deals
British Airways
  • British Airways
  • 6/9
  • 2 total stops
  • 34h 12m total
  • London to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 29 May 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

LondonOntario

LCY - ONT

LCYONT

London City

Mon 23/11

19:15-11:53

2 stops24h 38m

Ontario

Mon 14/12

10:47-14:35

2 stops19h 48m

£702

LondonOntario

LCY - ONT

LCYONT

London City

Tue 23/6

09:35-23:59

2 stops22h 24m

Ontario

Tue 14/7

10:25-15:15

2 stops20h 50m

£786

LondonOntario

LCY - ONT

LCYONT

London City

Tue 30/6

20:15-17:19

3 stops29h 04m

Ontario

Tue 7/7

06:20-19:45

3 stops29h 25m

£812

LondonOntario

LCY - ONT

LCYONT

London City

Mon 22/6

19:15-19:56

2 stops32h 41m

Ontario

Thu 23/7

10:25-14:25

2 stops20h 00m

£851

LondonOntario

LCY - ONT

LCYONT

London City

Mon 22/6

09:35-23:59

2 stops22h 24m

Ontario

Mon 13/7

10:25-15:15

2 stops20h 50m

£869

LondonOntario

LCY - ONT

LCYONT

London City

Thu 25/6

09:50-23:59

2 stops22h 09m

Ontario

Fri 24/7

14:15-09:00

2 stops58h 45m

£966

LondonOntario

LCY - ONT

LCYONT

London City

Wed 24/6

19:15-23:59

2 stops36h 44m

Ontario

Fri 24/7

14:15-09:00

2 stops58h 45m

£974

LondonOntario

LCY - ONT

LCYONT

London City

Wed 24/6

09:35-23:59

2 stops22h 24m

Ontario

Wed 15/7

10:25-15:15

2 stops20h 50m

£996

LondonOntario

LCY - ONT

LCYONT

London City

Thu 11/6

10:00-22:41

2 stops20h 41m

Ontario

Fri 19/6

09:40-11:40

2 stops18h 00m

£1,043

LondonOntario

LCY - ONT

LCYONT

London City

Fri 12/6

09:20-21:48

2 stops20h 28m

Ontario

Mon 15/6

13:00-16:40

2 stops19h 40m

£1,096

Flights are sorted by cheapest return flights first.

Deals found on 27/5

Showing 1-10 of 22 resultsSorted by cheapest first
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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.

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?

    Iberia and KLM can get you from London City Airport to Ontario in just under 24h 38m. Your travel time can differ by up to 4h 26m. 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.

  • 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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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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