Cheap flights from London to San Diego

London
LON
San Diego
SAN

Flight deals from London to San Diego

Below you can see the best deals on flights London — San Diego for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 25 September, from $525.

Top 10 cheap flights from London to San Diego

TS
AC
$ 525

London — San Diego

11:35—20:36
25 Sep 2026
17 h 1 m
1 stop
TS
AC
$ 526

London — San Diego

11:35—20:36
18 Sep 2026
17 h 1 m
1 stop
TS
AC
$ 526

London — San Diego

11:35—20:51
10 Sep 2026
17 h 16 m
1 stop
TS
AC
$ 526

London — San Diego

11:35—20:36
21 Sep 2026
17 h 1 m
1 stop
TS
AC
$ 526

London — San Diego

11:35—20:36
19 Sep 2026
17 h 1 m
1 stop
TS
WS
WS
$ 535

London — San Diego

09:40—14:10
20 Sep 2026
36 h 30 m
2 stops
TS
TS
WS
WS
$ 537

London — San Diego

11:35—14:10
20 Sep 2026
34 h 35 m
3 stops
TS
AC
AC
$ 537

London — San Diego

09:40—20:36
11 Sep 2026
18 h 56 m
2 stops
TS
WS
WS
$ 538

London — San Diego

11:35—14:10
20 Sep 2026
34 h 35 m
2 stops
AA
AA
F9
$ 542

London — San Diego

13:45—18:19
21 Sep 2026
36 h 34 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the London — San Diego flight

Looking for cheap flights from London to San Diego? Compare fares from different airlines, check the flight schedule and travel time — and book your London — San Diego ticket online at the best price.

The route has direct flights — around 46 flights per week, flights are operated by British Airways, Aer Lingus, American Airlines, Alaska Airlines and 2 more airlines, a nonstop flight takes about 11 h 20 min, the distance between the cities is around 8,843 km.

Planning your trip? You may find our San Diego travel guide, how to get from the airport into town and San Diego weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $515Min. price
JanuaryCheapest
DecemberPeak season
YesDirect flights
8,843 kmDistance
11 h 20 minTravel time
6Airlines
46 / wkFlights

Flight schedule from London to San Diego

The table shows direct flights from London to San Diego on the selected date. The flight takes approximately 11 h 20 min. Regular flights are operated by British Airways, Aer Lingus, American Airlines and Alaska Airlines. Departures from Heathrow Airport, London Gatwick Airport and Stansted Airport airports, arrivals at San Diego International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: London — San Diego

Below is a calendar of the lowest flight ticket prices for London — San Diego by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $515 in January, and the most expensive are around $676 in December. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--

Prices by month

Average one-way fares from London to San Diego by month. Tickets are usually cheapest in February (around $459) and priciest in July (about $725) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$484lowMay$568mediumSep$508low
Feb$459lowJun$665highOct$496low
Mar$520mediumJul$725highNov$471low
Apr$544mediumAug$689highDec$604high

Some values are estimated based on seasonality.

When to fly

Weather in San Diego: it is warmest in August (up to 26 °C on average) and coolest in March (around 17 °C). The driest month is July.

Tickets are usually cheapest in January and most expensive in December. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · San Diego

Dry and wet days · San Diego

Wind speed and direction · San Diego

We'll let you know if you need a visa

Enter your destination or
Your nationality
Destination

How to get the best deal on a London — San Diego ticket

  • Book ahead: fares for London — San Diego are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • London is served by more than one airport — compare fares and travel time to each before you book.
  • The cheapest month to fly to San Diego is usually January — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the London — San Diego route are operated by 6 airlines; British Airways runs the most flights (around 61% of all flights). Compare carriers, flight shares and schedules below.

  • British AirwaysBA
    9x/week
    WebsiteFleet: 29243M pax/year
    • Direct flight LHR → SAN9x/week
      Duration
      11h 20m
      Days
      MTWTFSS
    60.9%Open →
  • Aer LingusEI
    4x/week
    WebsiteFleet: 5710.7M pax/year
    • Direct flight LHR → SAN4x/week
      Duration
      11h 20m
      Days
      MTWTFSS
    23.9%Open →
  • American AirlinesAA
    1x/week
    WebsiteFleet: 965211M pax/year
    • Direct flight LHR → SAN1x/week
    4.3%Open →
  • Alaska AirlinesAS
    1x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight LHR → SAN1x/week
    4.3%Open →
  • FinnairAY
    1x/week
    WebsiteFleet: 7911M pax/year
    • Direct flight LHR → SAN1x/week
    4.3%Open →
  • IberiaIB
    1x/week
    WebsiteFleet: 9224M pax/year
    • Direct flight LHR → SAN1x/week
    2.2%Open →

Cities and airports on the London — San Diego route

Flights London — San Diego depart from Heathrow Airport, London Gatwick Airport, Stansted Airport and London Luton Airport and arrive at San Diego International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

London

LON
United Kingdom
About the cityHow to get thereWeatherAll about the country United Kingdom
Arrival

San Diego

SAN
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

Interesting articles about San Diego

Looking Down: The Best Observation Decks in the WorldTips for Travelers

Looking Down: The Best Observation Decks in the World

To better understand a city or admire the surrounding nature, you need to climb higher. The ascent isn’t always easy, but it’s worth it for the experience and the view from the top. If you’re not afra…

Did you know that some airports have beds?Interesting

Did you know that some airports have beds?

Did you know that some airports have beds? They are intended for passengers whose flights were canceled due to bad weather or other force majeure circumstances. These unfortunate travelers are offered…

See half the world from a portholeInteresting

See half the world from a porthole

Recently, we wrote about a Qatar Airways aircraft that completed the world’s longest commercial flight from Doha (Qatar) to Auckland (New Zealand) and how it was welcomed in the “new territory”. Today…

Tips for Travelers

Top 9 Dive Spots for Beginners

Becoming a traveler is easy. Visit new countries and discover new cities — and there you are, an experienced wanderer. But the main thing is not to stop only on land. Thanks to the invention of Jacque…

Real Stories: How Quarantine is Going in Other CountriesInteresting

Real Stories: How Quarantine is Going in Other Countries

You can’t see the world sitting at home, but it’s so interesting what’s happening abroad! We’ve collected several stories from residents of other countries about quarantine. In general, conditions are…

Currency Exchange AbroadTips for Travelers

Currency Exchange Abroad

Before a trip, many questions arise regarding currency exchange. Should you exchange money in your home country or not? In what currency should you carry money? Where to exchange money abroad? Today w…

Frequently asked questions about the London — San Diego flight

How long is the flight from London to San Diego?

A nonstop London — San Diego flight takes about 11 h 20 min — the distance between the cities is around 8,843 km.

How far is it from London to San Diego?

The distance from London to San Diego is about 8,843 km, which a nonstop flight covers in around 11 h 20 min.

Are there direct flights from London to San Diego?

Yes, there are nonstop flights London — San Diego — around 46 flights per week.

Which airlines fly from London to San Diego?

Airlines operating London — San Diego include British Airways, Aer Lingus, American Airlines, Alaska Airlines, Finnair. See the full list with schedules in the "Airlines" section on this page.

Which airports do London — San Diego flights use?

Flights from London depart from Heathrow Airport, London Gatwick Airport, Stansted Airport, and arrive at San Diego International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from London to San Diego?

The price of a London — San Diego ticket depends on your travel date, season and demand: it is usually cheapest to fly in January, and most expensive in December. Tickets typically cost between $515 and $676. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights London — San Diego?

Flights London — San Diego are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is January. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from London to San Diego?

To catch a low fare London — San Diego, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually January.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from London

See all
New York CityAmsterdamMadridBarcelonaDublinParisFrankfurt am MainMilanPalmaMalagaEdinburghIstanbulGenevaGlasgowBelfastLisbonFaroZurichNiceRomeLos AngelesCopenhagenAthensAlicanteBerlinSan FranciscoDubaiBostonIbizaTorontoAntalyaMunichChicagoDohaBristolStockholmOsloViennaDusseldorfCardiff

Where else you can fly from San Diego

See all
San FranciscoSeattleLas VegasSan JosePhoenixDenverChicagoSacramentoNew York CityDallasSalt Lake CityAtlantaFresnoLos AngelesPortlandBostonHonoluluOrlandoAustinSanta RosaWashington, D.C.OaklandVancouverSan Jose del CaboBoiseRedmondRenoMinneapolisCharlotteKahuluiSan Luis ObispoHoustonEugeneDetroitMiamiTorontoMontrealMontereyFort LauderdaleKailua-Kona

We use cookies and services to collect user information. This is essential for the functioning of the site and for marketing purposes. You can find out more in .