Cheap flights from San Diego to London from £314
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from San Diego to London are usually found in February or January, booked 70 days in advance, depart on a Sunday or Saturday and return on a Friday
Cheap flight deals from San Diego to London
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 March 2025.
Round-trip from | £493 |
---|---|
One-way from | £314 |
Popular in | June |
Cheapest in | February |
Average price | £566 |
Good round-trip deal | £749 or less |
Good one-way deal | £361 or less |
Find flight deals from San Diego to London
Cheapest flights from San Diego to LondonExplore the most affordable flight options available from San Diego to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2025.
Explore the most affordable flight options available from San Diego to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 March 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from San Diego to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 March 2025.
Use the filters below to find and compare flights from San Diego to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Wed 23/4
12:35-11:50
1 stop15h 15m
London Heathrow
Tue 6/5
09:30-19:45
1 stop18h 15m
San DiegoLondon
SAN - LGW
SANLGW
San Diego
Mon 28/4
21:08-06:20
3 stops25h 12m
London Gatwick
Fri 2/5
10:55-00:42
2 stops21h 47m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Sun 27/4
17:30-13:20
1 stop35h 50m
London Heathrow
Fri 9/5
07:25-15:25
1 stop16h 00m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Wed 30/4
15:28-12:45
1 stop13h 17m
London Heathrow
Wed 7/5
11:30-14:50
Nonstop11h 20m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Mon 7/4
09:20-06:25
1 stop13h 05m
London Heathrow
Wed 23/4
13:30-22:07
1 stop16h 37m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Mon 21/4
11:00-12:20
1 stop17h 20m
London Heathrow
Wed 7/5
07:25-15:25
1 stop16h 00m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Tue 8/4
13:25-11:25
1 stop14h 00m
London Heathrow
Thu 24/4
06:30-16:52
2 stops18h 22m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Mon 7/4
15:57-17:50
2 stops17h 53m
London Heathrow
Wed 23/4
08:40-22:30
2 stops21h 50m
San DiegoLondon
SAN - LHR
SANLHR
San Diego
Fri 18/4
18:15-15:40
1 stop13h 25m
London Heathrow
Fri 25/4
16:25-22:49
1 stop14h 24m
San DiegoLondon
SAN - LCY
SANLCY
San Diego
Mon 7/4
15:57-17:15
2 stops17h 18m
London City
Wed 23/4
09:25-22:29
2 stops21h 04m
Best time to book a flight from San Diego to London
Have a flexible travel schedule? Discover the best time to fly to London from San Diego with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Diego to London
How far ahead should I book a flight from San Diego to London?
Use this chart to determine the optimal time to book a return flight from San Diego to London. Price data was last updated on 21 March 2025.
The price you pay for your flight from San Diego to London may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Diego to London?
Currently, January is the cheapest month in which you can book a flight from San Diego to London (average of £112). Flying from San Diego to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAN to LON?
Find hourly flight availability from San Diego to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 March 2025.
Unlike in the evening, when flights are generally more expensive, you can save up to 26% on flights from San Diego to London by exploring options for tickets in the morning.
Weekly flight availability from San Diego to London
Explore weekly flight availability from San Diego to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 March 2025.
The most flights from SAN to LON are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
Rainfall in London by month
Plan your trip to London by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.
Temperature in London by month
Plan your trip to London by taking into account the average temperature totals by month.
If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 21 March 2025.
Read reviews from past customers who have flown Delta, KLM and Austrian Airlines from San Diego to London. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Comfort
Crew
Boarding
Entertainment
Food
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Diego to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to London
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from San Diego to London
Discover the top airline that operate flights from San Diego to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 March 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from San Diego to London?
Cheapflights helps you search for flights from San Diego to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from San Diego to London?
Millions of users choose and trust Cheapflights to book the best flight deals from San Diego to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from San Diego to London with no change fees?
Yes, we can. To see specific flights from San Diego to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from San Diego to London become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!