The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from London to Los Angeles - Ontario

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available at the end of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.

Filter by

week: 30 Nov - 6 Dec

Flights from just £355

£907

£424

£355

£2,014

£572

£1,101

£384

£933

£1,420

£373

£379

£1,524

NovemberDecemberJanuaryFebruary

Flight Duration23 h and 18 mFlights between London and Los Angeles - Ontario take, on average, 23 h and 18 m minutes, but the time can vary according to other factors

Cheapest flight£414Cheapest price for a flight between London and Los Angeles - Ontario found by our customers in the last 72 hours

Origin airportsGatwick Airport, Heathrow Airport, London Stansted Airport, London Luton Airport, London City AirportFor flights from London to Los Angeles - Ontario

Destination airportOntario InternationalFor the route from London to Los Angeles - Ontario

High seasonMarchAccording to search data from our customers, March is the busiest time to fly from London to Los Angeles - Ontario

One-way average Price£876The average price for a flight London - Los Angeles - Ontario at Opodo is £876, based on the price of last 6 months

Best time to bookDecemberAccording to real data April is the most popular time to book a flight to Los Angeles - Ontario when departing from London

Distance: 5,421 mi

London airports

Gatwick Airport (LGW)How far from city centre: 25 mi

Heathrow Airport (LHR)How far from city centre: 14 mi

London Stansted Airport (STN)How far from city centre: 30 mi

London Luton Airport (LTN)How far from city centre: 28 mi

London City Airport (LCY)How far from city centre: 8 mi

Los Angeles - Ontario airports

Book your London to Los Angeles - Ontario flight

Search direct and connecting flights from London to Los Angeles - Ontario (United States) with Opodo. When your results appear, sort them by timing or fare and book whichever option fits your plans best.

The cheapest fare booked on this route in recent days was £414, although the price you're shown will vary with your travel dates and departure times.

Flying non-stop from London to Los Angeles - Ontario takes roughly 13 h and 38 m, whereas journeys with a layover will take longer.

Airports and airlines on the London–Los Angeles - Ontario route

Plan your trip with confidence by checking the relevant airports and comparing the airlines that fly this route.

Departure airport: Gatwick Airport (LGW)

Tips for cheaper flights from London to Los Angeles - Ontario

A few ways to bring down the cost of your flight from London to Los Angeles - Ontario:

Flexible dates: check fares across two or three departure days. Going a day earlier or later can make a real difference to what you pay.
Baggage allowance: see what's included in each fare before booking, so you're not stung by unexpected charges at the airport.
Airports on your route: double-check which airports you'll fly from and into, particularly if the city has more than one. It makes it easier to plan transfers and work out the full cost of getting around.

After a bigger saving? Book a Flight + Hotel package to combine the two in a single booking and unlock exclusive discounts on your stay in Los Angeles - Ontario. Adding car hire to the same booking can save you money too.

Frequently asked questions about flights from London to Los Angeles - Ontario

On average, how much is the price of a flight from London to Los Angeles - Ontario?

When you fly from London to Los Angeles - Ontario the average price is £876. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.

How can I find cheap flights from London to Los Angeles - Ontario at Opodo?

The cheapest price for a flight from London to Los Angeles - Ontario is 414 £. At Opodo we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

When is the best time to book a flight from London to Los Angeles - Ontario?

The most popular months to book a flight from London to Los Angeles - Ontario are March, November and October, based on the searches of our customers.

When is the best time to travel from London to Los Angeles - Ontario?

The best time of the year to go to Los Angeles - Ontario when flying from London depends on several preference factors like climate, seasonality and, of course, price. When it comes to popularity, March is the top 1º month to fly to Los Angeles - Ontario from London in terms of searches from our customer, followed by April and December. If you prefer to avoid high peaks of turism, however, and escape a crowded period, January, February and September are the months with less volume of searchs for the route London - Los Angeles - Ontario.

How long does the flight take to go from London to Los Angeles - Ontario?

The total flight time between London and Los Angeles - Ontario is of around 23 h and 18 m on average, considering an average distance of 5,420.76 mi, for both direct and indirect flights for the route (which may have 1 or more stops in other cities in between).

Which are the airlines with flights from London to Los Angeles - Ontario?

British Airways

American Airlines
Iberia

Plan your trip

Other popular routesPopular Flight Routes