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Los Angeles to London flights

Round trip · Economy · Prices per person in USD

Prices updated

Cheapest found $645 Oct 25 – Nov 4 · 2 stops Book this fare
Usual price $756 The cheapest we found is 15% less
Cheapest month February From $458

Prices are low right now

$645 is $111 (15%) below the usual $756 for Los Angeles → London.

Buy now or wait? We're still learning this route. We have 1 day of prices so far and need about a week to say whether to book or wait.

Not ready to book? Get an email when Los Angeles → London drops below your price.

Cheapest round trip by month

Lowest fare found per departure month
Cheapest month Below usual Usual price $756
Cheapest round trip from Los Angeles to London by departure month
MonthCheapest round trip
September 2026No fares found yet
October 2026$645
November 2026$782
December 2026$823
January 2027$756
February 2027$458 (cheapest month)
March 2027No fares found yet
April 2027$777
May 2027$764
June 2027$667
July 2027$618

Cheapest dates in the next 4 months

Round trip, per person
  • Oct 25 – Nov 4 10 nights · leave Sun
    $645 −15% vs usual
    Air Canada 2 stops · 17h 26m
    Book
  • Oct 6 – 13 7 nights · leave Tue
    $780
    Air Canada 2 stops · 14h 40m
    Book
  • Nov 23 – 30 7 nights · leave Mon
    $782
    SWISS 1 stop · 12h 55m
    Book
  • Dec 1 – 6 5 nights · leave Tue
    $823 +9% vs usual
    jetBlue 1 stop · 12h 40m
    Book
  • Nov 25 – 29 4 nights · leave Wed
    $910 +20% vs usual
    ITA Airways 1 stop · 14h 50m
    Book
  • Dec 24 – 31 7 nights · leave Thu
    $967 +28% vs usual
    SWISS 1 stop · 12h 55m
    Book
  • Oct 9 – 11 2 nights · leave Fri
    $1,064 +41% vs usual
    Lufthansa 1 stop · 12h 35m
    Book
  • Oct 1 – 3 2 nights · leave Thu
    $1,137 +50% vs usual
    jetBlue 1 stop · 12h 42m
    Book

Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert

Things to do in London

Tickets and tours on Klook
See things to do in London Attractions, tours and airport transfers on Klook

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Airport transfer to London

Fixed prices from LHR on Kiwitaxi

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Plan the rest of your trip

London · Oct 25 – Nov 4

Travel insurance · EKTA Airport transfer · Kiwitaxi

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Good to know

Airlines with cheap fares 5 airlines Most often: Air Canada, SWISS, jetBlue.
Most expensive month December Cheapest round trip that month is $823, vs $458 in the cheapest month.

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Los Angeles to London: questions

How much is a flight from Los Angeles to London?

The cheapest round trip we have found right now is $645, leaving October 25 and returning November 4. The usual price on this route is about $756, so this fare is 15% less. Prices are per person, economy, in USD.

What is the cheapest month to fly from Los Angeles to London?

February 2027, with round trips from $458. The most expensive month in our data is December (from $823). Based on the 9 months ahead we have prices for.

About this route

We track round-trip economy fares from Los Angeles (United States) to London (United Kingdom) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $645, departing October 25 and returning November 4, about 15% below the usual $756. Right now we're following 8 upcoming date combinations on this route. The cheapest month to fly in our data is February, from $458. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.

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