$1,086 Cheap Flights from London (STN) to San Diego (SAN)

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Popular airlines from Stansted Airport (STN) to San Diego Intl. Airport (SAN)

Cheap Flights from London to San Diego (STN-SAN)

Prices were available within the past 7 days and start at $1,086 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Stansted Airport (STN) to San Diego Intl. Airport (SAN) cost?
Get a cheap one-way flight from $1,086 or cheap return flight from Stansted Airport (STN) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Stansted Airport (STN) to San Diego Intl. Airport (SAN)?
is the most affordable month to fly from STN to SAN. Traveling during quieter months is often the key to finding better deals on flights.
Which airlines fly direct from Stansted Airport (STN) to San Diego Intl. Airport (SAN)?
You can't fly directly from London (STN-Stansted) to San Diego Intl. Airport (SAN). However, you can find other airports that offer nonstop flights. Board your plane at Heathrow Airport (LHR) and head straight to San Diego without layovers.
What is the cheapest airline that flies from Stansted Airport (STN) to San Diego Intl. Airport (SAN)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from STN to SAN. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Stansted Airport (STN) to San Diego Intl. Airport (SAN)?
Direct flights from Stansted Airport (STN) to San Diego Intl. Airport (SAN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STN to SAN?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Stansted Airport (STN) to San Diego Intl. Airport (SAN)?
To touch down at San Diego Intl. Airport (SAN) on time, pick a flight that leaves Stansted Airport (STN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Stansted Airport (STN) to San Diego Intl. Airport (SAN) last-minute?
Waiting until just before your trip to book your flight from STN to SAN generally means paying more. While you might find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans for the best chance of scoring a bargain.
Is it cheaper to book a STN to SAN flight and hotel package?
You'll typically save money by booking a STN to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your preferred flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Stansted Airport (STN) to San Diego Intl. Airport (SAN)?
In most cases, you're able to reschedule or cancel your STN to SAN flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Stansted
Destination airport
San Diego Intl.
Distance
5477 mi

Book with confidence

Book with confidence

London to San Diego Flights

The cheapest times to fly from London to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to San Diego are during the month of . You can find some of the cheapest flights from London to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to San Diego

Sunday is one of the best days to book for cheap flights from London to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,086 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

London to San Diego Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.