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London City

$430+ Cheap flights from Ontario (ONT) to London City (LCY)

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LCY
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Ontario to London City

Cheapest flights from Ontario to London City
Explore the most affordable flight options available from Ontario to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1612:57 pm
ONT
-
LCY
2 stops20h 38m
Delta
Mon 4/610:00 am
LCY
-
ONT
2 stops20h 34m
Delta
Deal found 2/3$885
This Gurufare deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:00 pm
ONT
-
LCY
2 stops14h 40m
Air Europa
Mon 10/198:15 pm
LCY
-
ONT
2 stops27h 57m
Air Europa
Deal found 2/3$940
This Gurufare deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:00 am
ONT
-
LCY
3 stops17h 55m
Multiple Airlines
Mon 10/198:25 am
LCY
-
ONT
2 stops21h 49m
Multiple Airlines
Deal found 2/3$968
This KLM deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am
ONT
-
LCY
2 stops20h 40m
KLM
Tue 10/2010:00 am
LCY
-
ONT
2 stops20h 43m
KLM
Deal found 2/3$985
This Iberia deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/232:08 pm
ONT
-
LCY
2 stops18h 22m
Iberia
Mon 5/411:00 am
LCY
-
ONT
2 stops20h 46m
Iberia
Deal found 2/4$1,026
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:00 am
ONT
-
LCY
2 stops18h 30m
Delta
Tue 5/510:00 am
LCY
-
ONT
2 stops20h 37m
Delta
Deal found 2/4$1,030
This Iberia deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1610:56 am
ONT
-
LCY
2 stops19h 39m
Iberia
Thu 2/197:50 am
LCY
-
ONT
2 stops22h 39m
Iberia
Deal found 2/2$1,146
This KLM deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:05 pm
ONT
-
LCY
2 stops17h 25m
KLM
Wed 4/229:20 am
LCY
-
ONT
2 stops21h 17m
KLM
Deal found 2/3$1,156
This Travelocity deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:56 pm
ONT
-
LCY
2 stops33h 39m
Multiple Airlines
Fri 10/26:45 am
LCY
-
ONT
2 stops22h 44m
Multiple Airlines
Deal found 2/2$1,157

Find flight deals from Ontario to London City

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to London City (LCY). 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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$885
(Delta)

One-way from

$430
(Delta)

Popular in

December

Cheapest in

September

Average price

$654
Provider with most accurate pricing for Los Angeles-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-London (LON) flights.
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From Ontario to London City
Search Deals
One-way flight from Ontario to London City
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to London City 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 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Ontario to London City Airport that are best for you.

Fly from

Ontario

Fly to

London City

Route

Depart

Return

Price

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Mon 3/16

12:57 pm-4:35 pm

2 stops20h 38m

London City

Mon 4/6

10:00 am-10:34 pm

2 stops20h 34m

$885

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Thu 4/23

2:08 pm-4:30 pm

2 stops18h 22m

London City

Mon 5/4

11:00 am-11:46 pm

2 stops20h 46m

$1,026

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Wed 4/15

7:00 am-9:30 am

2 stops18h 30m

London City

Tue 5/5

10:00 am-10:37 pm

2 stops20h 37m

$1,030

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Mon 2/16

10:56 am-2:35 pm

2 stops19h 39m

London City

Thu 2/19

7:50 am-10:29 pm

2 stops22h 39m

$1,146

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Sun 4/19

5:05 pm-6:30 pm

2 stops17h 25m

London City

Wed 4/22

9:20 am-10:37 pm

2 stops21h 17m

$1,156

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Wed 6/24

2:22 pm-4:30 pm

2 stops18h 08m

London City

Mon 6/29

9:10 am-11:56 pm

2 stops22h 46m

$1,688

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Thu 3/19

1:20 pm-4:35 pm

2 stops20h 15m

London City

Sun 3/29

1:45 pm-11:51 pm

2 stops18h 06m

$2,039

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Tue 5/5

10:59 am-4:30 pm

2 stops21h 31m

$435

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Wed 5/6

10:59 am-4:30 pm

2 stops21h 31m

$435

OntarioLondon

ONT - LCY

ONTLCY

Ontario

Sun 5/3

2:08 pm-8:35 am

2 stops34h 27m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 18 results
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Best time to book a flight from Ontario to London City

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

Related info for your journey

Find useful and relevant information for your journey from Ontario to London City. 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 from for flights from Ontario to London City?

    For a flight from Ontario to London City, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to London City per day. 0 airlines have flights to London City from Ontario on a regular basis.

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

    For as low as $1,026, Delta can have you in London City Airport from Ontario in 18h 22m. Ontario and London City Airport are separated by a distance of 5422 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to London City 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

Traveling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Ilford
Hounslow
Croydon
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

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