Shield with stars icon

Book with confidence - We have plenty of flexible travel options to choose from in case you need to change your plans.

COVID-19 updates. - For information on refunds and cancellations. To change your booking on My Read up on the latest travel restrictions.

Find today's best discounts for

Cheap flights from Heathrow to San Diego

from £382

Check out our best offers departing from Heathrow among more than 400 airlines now!

Use the search-box to select your departure city or airport and get the best prices. Please, note these prices below are 'from'.

Information about flights from Heathrow to San Diego

Cheap flights Heathrow - San Diego

Join’s facebook page and be informed on the latest travel giveaways and news. Make your trip a memorable one and then tell us about it!

As well as your flight from Heathrow to San Diego, guess what, it’s also really easy with to have a car waiting for you when you arrive as well as accommodation in San Diego.

If you are a frequent traveller, would like to be your trusted one stop travel partner in helping you find flights, hotels and car hire in San Diego and worldwide.’s flight search finds you all available low cost flights from Heathrow to San Diego in just a few clicks. When looking for a low cost flight Heathrow-San Diego, simply specify departure and arrival dates and the maximum price you want to pay. It’s that simple!

When you’re looking to get away and not interested in a precise date, take a look at our flight offers this month. Flight deals from Heathrow to San Diego are great time of year. Be inspired!

Flexible on when you visit?

Flight offers San Diego in May

24/05/2021 - 30/05/2021 31/05/2021 - 06/06/2021 07/06/2021 - 13/06/2021
Manchester - San Diego
from £640
2d ago
from £636
12d ago
from £574
9d ago
Glasgow - San Diego
Edinburgh - San Diego
from £632
11d ago
Birmingham - San Diego
from £634
1d ago
from £603
11d ago
from £656
10d ago

Cheap flights from outside of United Kingdom to San Diego

Top airlines from Heathrow to San Diego

Weather forecast for San Diego

  • Sunday 16
    Max 16  ºC
    Min 11  ºC
  • Monday 17
    Max 18  ºC
    Min 10  ºC
  • Tuesday 18
    Max 19  ºC
    Min 16  ºC
  • Wednesday 19
    Max 18  ºC
    Min 16  ºC
  • Thursday 20
    Max 16  ºC
    Min 15  ºC

Hotels in San Diego