Cheap flights from London to Los Angeles from $579
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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from London to Los Angeles are usually found in September or February, booked 55 days in advance, depart on a Thursday or Friday and return on a Monday
Cheap flight deals from London to Los Angeles
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Los Angeles (LAX). 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 2 September 2025.
Round-trip from | $828 |
---|---|
One-way from | $579 |
Popular in | December |
Cheapest in | September |
Average price | $949 |
Good round-trip deal | $3,148 or less |
Good one-way deal | $2,231 or less |
Find flight deals from London to Los Angeles
Cheapest flights from London to Los AngelesExplore the most affordable flight options available from London to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.
Explore the most affordable flight options available from London to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from London to Los Angeles that are best for you.
Fly from
Fly to
Route
Departure
Return
Price
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Wed 11/2
09:00-16:35
1 stop15h 35m
Los Angeles
Tue 24/2
14:12-11:15
1 stop13h 03m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 19/9
08:40-16:30
1 stop15h 50m
Los Angeles
Thu 25/9
00:56-07:40
1 stop22h 44m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 12/9
08:40-16:30
1 stop15h 50m
Los Angeles
Sun 14/9
16:40-11:10
Nonstop10h 30m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Tue 25/11
06:30-17:09
2 stops18h 39m
Los Angeles
Wed 10/12
08:40-06:40
1 stop14h 00m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Wed 29/10
08:30-20:26
2 stops18h 56m
Los Angeles
Sun 2/11
18:30-09:40
1 stop31h 10m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Thu 25/9
11:30-23:02
2 stops19h 32m
Los Angeles
Thu 2/10
12:05-09:35
1 stop13h 30m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Sat 1/11
16:40-16:15
1 stop30h 35m
Los Angeles
Sun 14/12
19:00-13:30
Nonstop10h 30m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Tue 30/12
06:35-15:15
1 stop16h 40m
Los Angeles
Sat 28/2
19:00-13:30
Nonstop10h 30m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Tue 30/12
06:35-15:15
1 stop16h 40m
Los Angeles
Fri 27/2
08:40-06:40
1 stop14h 00m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Tue 30/12
06:35-15:15
1 stop16h 40m
Los Angeles
Thu 26/2
19:00-13:30
Nonstop10h 30m
Best time to book a flight from London to Los Angeles
Have a flexible travel schedule? Discover the best time to fly to Los Angeles from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Los Angeles
How far ahead should I book a flight from London to Los Angeles?
Use this chart to determine the optimal time to book a return flight from London to Los Angeles. Price data was last updated on 29 August 2025.
The price you pay for your flight from London to Los Angeles may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London to Los Angeles?
Currently, February is the cheapest month in which you can book a flight from London to Los Angeles (average of $718). Flying from London to Los Angeles in December is currently the most expensive (average of $988). 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.
What is the cheapest time of day to fly from LON to LAX?
Find hourly flight availability from London to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 September 2025.
It’s optimal to fly from London to Los Angeles in the morning. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight at midday.
Weekly flight availability from London to Los Angeles
Explore weekly flight availability from London to Los Angeles. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 2 September 2025.
The most flights from LON to LAX are scheduled on a Monday (54 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (43 on average).
How much does it cost for a return flight from London to Los Angeles?
Related info for your journey
Find useful and relevant information for your journey from London to Los Angeles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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How does Cheapflights help users find flights from London to Los Angeles?
Deals for London to Los Angeles flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from London to Los Angeles?
Cheapflights helps you find that perfect flight to Los Angeles from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from London to Los Angeles with no change fees?
Yes! Cheapflights helps users easily find flights from London to Los Angeles with no change fees.
Can Cheapflights notify me if prices for flights from London to Los Angeles become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Los Angeles from London today and book when prices fit your budget.