Search flights from London (LON) to San Diego (SAN)

Book your plane tickets from London to San Diego with ease

Cheapest flights to San Diego

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from London to San Diego: things to know

The most popular route is from London Heathrow Airport in London to San Diego International Airport in San Diego. On average this flight takes 12 hours 38 minutes one way and costs US$1,436 for the round trip.

Most popular route
London Heathrow Airport (LHR) to San Diego International Airport (SAN)
Average flight time
12 hours 38 minutes
Average round-trip price
US$1,436
Fly from London to San Diego
17 airlines

Reasons to book flights with Booking.com

  • Great selection

    Easily compare flights, airlines and prices – all in one place

  • No hidden fees

    Always know exactly what you’re paying for

  • Flexibility

    Use our flexible plane ticket option to change your dates if needed

Flexible plane ticket options are available for an additional cost on selected airfares

Airlines that fly from London to San Diego

Airline options may vary according to recently booked flights and your search terms

  • British Airways
  • United Airlines
  • American Airlines
  • Iberia
  • Lufthansa
  • JetBlue
  • Air Canada
  • Icelandair
  • Finnair
  • Aer Lingus
  • Westjet
  • TAP Portugal
  • Air France
  • Austrian Airlines
  • Air Transat

Frequently asked questions

Fly to more destinations from London

Research, refine and make plans for your whole trip

Flights from London to the United States

Compare flights, find the best prices and hop on the next plane to the United States.

Flights to San Diego International Airport

Jet into this airport to explore San Diego at your leisure.

Flights to McClellan-Palomar Airport

Jet into this airport to explore San Diego at your leisure.

Flights to California

Reaching California just got easier!

Flights to San Diego County

Reaching San Diego County just got easier!

Flights from the United Kingdom to the United States

More options to fly to the United States.

Hotels in San Diego

Thinking about which towns and cities to visit during your trip? Try San Diego, a popular choice with other visitors.

All flights

Fly to your next dream destination.