Flights from London to Ontario from $689
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Airfare Deals London to Ontario
On HolidayPrice.com you will find 0 direct and 0 connecting flights from London to Ontario at a price of from $689. You can compare airfare deals from airlines and multiple travel sites, book and save on cheap plane tickets and last minute offers. Also check out LON - ONT flight schedule to find best flight time, convenient departure and arrival airports.
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The cost of airline tickets from London to Ontario (United States) and back without transfers can be found with the help of the calendar. Specify the search parameters: one way or round-trip, payment currency, click on the month/day you need and we will search for flights to Ontario.
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Cheap flights from LondonCheap flights to Ontario
Airline tickets to United States
One way flight from London to Ontario
Below are the prices of tickets for direct one-way flights from London to Ontario. The cheapest flight from London to Ontario starts from $689 – the departure date for this flight is 19 May 2025.
*Prices include: baggage, hand luggage, airline fees and charges.Round trip from London to Ontario
You can buy a round-trip ticket from London to Ontario (United States) and back using the table below. The best offer starts from $736, the flight dates are: there on 20 May 2025 year and back on 31 May 2025 year.
American Airlines AA 195
Morning flight
Departure
09.09.25
10:15, Tu
1 Stopover
Trip 9 days
Return
18.09.25
03:05, Th
British Airways BA 289
Day flight
Departure
31.08.25
14:40, Su
1 Stopover
Trip 7 days
Return
08.09.25
00:05, Mo
British Airways BA 289
Day flight
Departure
19.09.25
14:40, Fr
1 Stopover
Trip 7 days
Return
26.09.25
03:05, Fr
United Airlines UA 4
Day flight
Departure
01.06.25
12:40, Su
1 Stopover
Trip 29 days
Return
30.06.25
15:20, Mo
British Airways BA 289
Day flight
Departure
28.05.25
14:40, We
1 Stopover
Trip 14 days
Return
11.06.25
23:32, We
United Airlines UA 4
Day flight
Departure
21.05.25
12:40, We
1 Stopover
Trip 24 days
Return
14.06.25
15:20, Sa
American Airlines AA 79
Day flight
Departure
16.07.25
11:00, We
1 Stopover
Trip 8 days
Return
23.07.25
23:30, We
United Airlines UA 4
Day flight
Departure
19.08.25
12:40, Tu
1 Stopover
Trip 10 days
Return
29.08.25
23:45, Fr
JetBlue Airways B6 20
Morning flight
Departure
20.05.25
10:55, Tu
1 Stopover
Trip 12 days
Return
01.06.25
06:59, Su
Not found promotions and sales.
Flight Schedule London to Ontario 2025
The current flight schedule for the route from London to Ontario for today, tomorrow and the next few days. This schedule will help you decide on the time of departure and arrival, the airline, the flight number and the day of the week.
Flight schedule not found
Select a date to search for cheap flights to the destination.
*Schedule is indicated only for direct scheduled flights and low-cost airlines.
Flight Information
Flying to Ontario from London takes 12:13 minutes (excluding transfers). The distance between London and Ontario is 5415 miles (8718 kilometers). Planes depart from London between and . The fastest flight from the company with flight number . Flies for just minutes with departure from and arrival in .
Average flight time
12:13 min
Distance
5415 mi
The earliest flight
The latest flight
The fastest flight
Airlines
Direct flight
There are 0 airlines that fly directly from London to Ontario. The most popular company carrying out non-stop flights is .
*Flight number
Flights with Transfers
Flights with transfers from London to Ontario can be bought from 0 airlines:
*Transit cities
Airports
Airports serving the air communication between London and Ontario. You can fly to Ontario from London airports. Planes arrive at airport in Ontario.
London airports:
Ontario airports:
*Distance from the airport to the city center
Aircraft
You can fly from London to Ontario on board of airlines that utilize aircraft models.
Connecting cities
The list of cities on transfer flights to Ontario from London. The best options are to fly through: .
Cheap airline tickets from London to United States
Here is a list of flights from London to United States purchased on HolidayPrice.com in the past 48 hours. If you find an interesting offer for cheap tickets, do not delay your purchase, prices change every 15 minutes.
London - New York BA 117
British Airways Boeing 747-400
10:25
Heathrow
in a way 7 hours 40 min
Direct
18:05
John F. Kennedy
Flights
from $262 25 May 2025
from $262 25 May 2025
London - Los Angeles UA 935
United Airlines Boeing 787-900
15:40
Heathrow
in a way 11 hours 0 min
Direct
02:40
Los Angeles
Flights
from $307 25 May 2025
from $307 25 May 2025
London - Miami AA 39
American Airlines Boeing 777-300ER
14:50
Heathrow
in a way 9 hours 15 min
Direct
00:05
Miami
Flights
from $317 19 May 2025
from $317 19 May 2025
London - Chicago AA 99
American Airlines Boeing 787-800
09:45
Heathrow
in a way 8 hours 20 min
Direct
18:05
O'Hare
Flights
from $355 25 May 2025
from $355 25 May 2025
London - San Francisco VS 19
Virgin Atlantic Boeing 787-900
13:15
Heathrow
in a way 11 hours 0 min
Direct
00:15
San Francisco
Flights
from $304 25 May 2025
from $304 25 May 2025
Flights from United Kingdom to Ontario
Here are the cheapest flight bookings from United Kingdom to Ontario made by users of our website. If you didn’t find your flight destination, use the search bar at the top of the page.
No directions were found for the specified parameters!Tips for buying a ticket
London – Ontario – London round-trip route are always cheaper than tickets purchased there and back separately.
To start searching for tickets, Specify dates.