Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from London to San Diego
Today’s flight suggestion for London - San Diego
Outbound 10 December 2026 · Inbound 23 December 2026
Today’s suggestion
07:30
STN 09:30 +2
SAN58h 0m
3 stops
21:33
SAN 17:15 +2
SEN35h 42m
3 stops
From £649
18:25
STN 09:30 +2
SAN47h 5m
2 stops
21:33
SAN 17:15 +2
SEN35h 42m
3 stops
From £652
14:45
LHR 10:00 +1
SAN27h 15m
1 stop
18:27
SAN 12:20 +2
LHR33h 53m
1 stop
From £657
Cheapest flight
£777
Average price of a round trip
£789
Average price recorded over the last 3 months for a round trip.
Flight duration
25h58
A flight from London to San Diego takes on average 25h58.
Best time
November
According to user searches, the ideal month to go to San Diego is November.
Tips for finding cheap flights from London to San Diego
Check out our tips for booking your flight to San Diego (USA) from London (United Kingdom) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is January, with an average ticket price of £516 (calculation over the last two years). The most touristic season corresponds to the months of July, January and December.
For an attractive price, it is advisable to buy your flight tickets at least 62 days before the departure date.
The airline offering the cheapest tickets is Icelandair. A ticket from the company Icelandair to San Diego costs on average £776.
The airlines that offer the most flights are .
Price of flight tickets from London to San Diego
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from £777 to £791
- The average price of a flight ticket is about £789
- Prices are lowest for stays in the month of January
- The month in which booking a ticket is cheaper is: December
info departure city :
London, United Kingdom
airports :
London City Airport (LCY)
London Gatwick Airport (LGW)
London Heathrow Airport (LHR)
London Luton Airport (LTN)
London-Stansted Airport (STN)
local time :
London is a city in the country United Kingdom, the time zone is [[timezone]]. In London, it is currently {fromLocalTime}, the temperature is on average 6°C, with a minimum of 4°C and a maximum of 7°C.
The city of London (LON) has 5 airport(s): London City, London Gatwick, London Heathrow, London Luton and London-Stansted
destination info :
San Diego, USA
airports :
Lindbergh Field (SAN)
Montgomery Field (MYF)
NAS (NZY)
local time :
San Diego is in the country USA, the time zone is [[timezone]]. In San Diego, it is currently {toLocalTime}, the temperature is on average 22°C, with a minimum of 17°C and a maximum of 29°C.
The city of San Diego has 3 airport(s): Lindbergh Field, Montgomery Field and NAS
Useful info about San Diego
What is the least touristic period to go to San Diego?
If you want to visit San Diego during the least touristic period, choose the month of November.
What is the most popular time to travel to San Diego?
In San Diego, the most touristic month is July. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight London - San Diego?
According to our data, it is recommended to book your flight 62 days before your departure. If you book your flight ticket 9 weeks before your departure, you may find a price below average. The cheapest day to book a flight London - San Diego is Monday.
What are the arrival and destination airports when travelling between London and San Diego?
When you leave, you can leave from London Heathrow, and you will arrive at Lindbergh Field.
How to reach London airport from the city centre?
The airport London City is located 16 km, London Gatwick is located 38 km, London Heathrow is located 35 km, London Luton is located 45 km or London-Stansted is located 49 km from the city centre. You can access it by using public transport, taking a taxi, or renting a car..
Are there other means of transport to go from London to San Diego?
Flights are the only means of transport listed on Liligo for this journey.
Are there big differences in weather between London and San Diego?
In summer, the average temperature is 21°C in San Diego and 18°C in London. The average rainfall in summer is 4 mm in San Diego and 63 mm in London.In summer, it is warmer in San Diego and it rains less in San Diego. In winter, it is colder in San Diego and it rains more in San Diego.
