Finnair flights from London Heathrow Airport to Los Angeles (LHR - LAX)

LHR — LAX
29 Mar — 5 Apr1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from London to Los Angeles on Finnair typically fly into Los Angeles and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from Heathrow to Los Angeles in 2026

Find detailed information about Finnair flights from Heathrow to Los Angeles. Explore the options provided by Finnair to plan your journey from Heathrow to Los Angeles. Data last updated 27 February 2026.

One-way from

£341

Return from

£350

Popular in

July

Cheapest in

September

Average price (all airlines)

£415
Finnair
  • Finnair
  • 28/4
  • Nonstop
  • 11h 10m total
  • London to Los Angeles
Finnair
  • Finnair
  • 27/5-3/6
  • 2 total stops
  • 35h 30m total
  • London to Los Angeles
Highest demand for flights from London Heathrow to Los Angeles; 11% potential price increase.
Best time to find cheap flights from London Heathrow to Los Angeles; 1% potential price drop.
Average price for all London Heathrow to Los Angeles flights (one-way and round-trip).

Find Finnair flight deals from Heathrow to Los Angeles

Enter your travel dates to find the best prices.

Cheapest Finnair flights from Heathrow to Los Angeles
Explore the most affordable Finnair flight options available from Heathrow to Los Angeles. Find the lowest fares with prices last updated on 27 February 2026.

Thu 5/316:55
LHR
-
LAX
Nonstop11h 30m
Finnair
Wed 18/318:40
LAX
-
LHR
Nonstop10h 40m
Finnair
Deal found 25/2£353
Wed 4/311:50
LHR
-
LAX
Nonstop11h 30m
Finnair
Tue 10/320:30
LAX
-
LHR
Nonstop10h 30m
Finnair
Deal found 25/2£356
Tue 3/311:50
LHR
-
LAX
Nonstop11h 30m
Finnair
Mon 9/318:40
LAX
-
LHR
Nonstop10h 40m
Finnair
Deal found 24/2£356

How far ahead should I book a flight from London Heathrow Airport to Los Angeles with Finnair?

Use this chart to determine the optimal time to book a return flight from Heathrow to Los Angeles. Price data was last updated on 20 February 2026.

Booking with Finnair 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Los Angeles. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Los Angeles with Finnair?

Currently, the most affordable month to book a Finnair flight from London Heathrow Airport to Los Angeles in September, with an average price of £294. Conversely, traveling with Finnair from London Heathrow Airport to Los Angeles in December will be the most expensive, with an average cost of £401. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Heathrow to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Heathrow 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.

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See what others are saying about Finnair

Read reviews and see what other travellers are saying about their experiences with Finnair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Finnair for your next flight. Reviews last updated 27 February 2026.
Finnair
7.6
Good
1,369 reviews
Overview

Boarding

7.7

Food

6.7

Entertainment

6.9

Comfort

7.4

Crew

8.2

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