Cheap flights from Los Angeles to London Heathrow

Q: What are the cheapest airlines?

Air Canada, Air France, British Airways, KLM, Lufthansa. These airlines usually offer the cheapest flights from Los Angeles to London Heathrow.

Q: Can I fly direct to London Heathrow?

Finnair, British Airways, Virgin Atlantic, Alaska Airlines, Iberia Airlines. You can fly non-stop from Los Angeles to London Heathrow with these airlines.

Q: What airlines fly indirectly?

Air Canada, Lufthansa, JetBlue, Air France, Aer Lingus. These airlines fly from Los Angeles to London Heathrow, but you’ll have at least one layover.

Q: How long is the flight?

10 hrs 25 mins. This is the shortest flight time from Los Angeles to London Heathrow.

from as little as £364

42 nights in London, departing Los Angeles on 29 / Jul / 2025 with Virgin Atlantic (price found 2 hours ago)

Subject to availability, prices correct of the last 24 hours

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Cheap return flights from Los Angeles to London Heathrow

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All prices shown are per person based on return flights only. Prices found in the last 48 hours.

The Los Angeles / London Heathrow route

All 8766 km of it

Cheap flight deals for this route

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London Heathrow flight facts

What you need to know

What are the cheapest airlines?

Air Canada
Air France
British Airways
KLM
Lufthansa

These airlines usually offer the cheapest flights from Los Angeles to London Heathrow.

Can I fly direct to London Heathrow?

Finnair
British Airways
Virgin Atlantic
Alaska Airlines
Iberia Airlines

You can fly non-stop from Los Angeles to London Heathrow with these airlines.

What airlines fly indirectly?

Air Canada
Lufthansa
JetBlue
Air France
Aer Lingus

These airlines fly from Los Angeles to London Heathrow, but you’ll have at least one layover.

How long is the flight?

10 hrs 25 mins

This is the shortest flight time from Los Angeles to London Heathrow.

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29 / Jul / 2025 is currently the lowest priced day of the year to fly the Los Angeles/London Heathrow route. There are around 325 flights on any given week from the UK to London Heathrow and the cheapest month to fly right now is July.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)

LOWEST

2 °C

AVG

11 °C

HIGHEST

24 °C

Rainfall (mm)

LOWEST

38.1 mm

AVG

52.5 mm

HIGHEST

66 mm

Key facts about London Heathrow

Currency

British pound

Language

English

Timezone

0 hrs behind GMT

How to get cheap flights from Los Angeles to London Heathrow

Tips and advice from our flight experts

If you want a cheap flight from Los Angeles to London, you've got 13 airlines to choose from. You can use the search box to filter your preferences, but we've found that the cheapest day to fly is 29 / Jul / 2025.

You can use the filters on your search to see more flights and find cheaper rates – London has more than one airport. So if you don't need to fly into London Heathrow, it's worth checking your other options. The 8766 km flight usually takes about 11 hrs 55 mins.

325 flights go to or via London every week. Cheap flights Currently, the cheapest price available is £364. The most popular airline is Finnair but do spend some time checking all your options – they aren’t necessarily the cheapest airline to book with.

If you're planning on going to London during this time, you could take a look at other airport options. Or you could try to get a last-minute bargain.