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San Diego
Sunny Californian beaches, Balboa Park's museums and a famous zoo.
Find flights to San Diego
Pick your airport and month and we'll open live fares for the first direct flight. You can change the date on the next page.
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What San Diego is like
San Diego is a sunny, relaxed city on California's southern coast, with beaches, a giant park full of museums, a famous zoo and Mexico just across the border.
Don't miss
- 01Balboa ParkMuseums, gardens and Spanish-style buildings.
- 02San Diego ZooOne of the world's best-known zoos.
- 03La Jolla CoveSea lions, seals and snorkelling.
- 04USS Midway MuseumAn aircraft carrier you can explore.
Where to stay
- Gaslamp QuarterDowntown nightlife.
- La Jolla or Pacific BeachBy the sea.
Worth knowing
Balboa Park is bigger than New York's Central Park.
Torrey Pines: clifftop trails above the Pacific
Photo: Dirk Hansen · CC BY-SA 3.0
Sandstone cliffs, rare pine trees and trails down to the beach.
Direct flights to San Diego from the UK
From the airlines' and Heathrow Airport's own timetables for October 2026 to September 2027. Pick an airport to see the exact days.
Weather in San Diego by month
Average daytime highs. The warmest months are July, August, September.
| Month | Day | Night | Rainy days |
|---|---|---|---|
| January | 19° | 10° | – |
| February | 19° | 11° | – |
| March | 19° | 12° | – |
| April | 20° | 14° | – |
| May | 21° | 16° | – |
| June | 22° | 17° | – |
| July | 24° | 19° | – |
| August | 25° | 20° | – |
| September | 25° | 19° | – |
| October | 24° | 16° | – |
| November | 22° | 13° | – |
| December | 19° | 10° | – |
Long-term averages from the national weather service's station record, as compiled on Wikipedia (San Diego weatherbox). This station doesn't publish a count of rainy days with at least 1mm, so we don't show one.
Before you go
- You need an approved ESTA (or a US visa) before you travel. Apply on the official ESTA website, esta.cbp.dhs.gov.
- Your passport must be valid for your whole stay.
From the Foreign Office's United States travel advice, checked on 16 October 2026. Rules change, so check it before you travel.