Cheap Flights from London (LHR) to San Diego (SAN)

You can find cheap one-way flights from AU$780 and cheap return flights AU$1,270 LHR to SAN with Expedia. One-way flights typically cost between AU$730 and AU$6,373 and return flights often range between AU$1,146 and AU$6,876. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when LHR to SAN ticket fares go up or down.

The cheapest months to fly from LHR to SAN are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

There are 2 airlines offering direct flights from London Heathrow (LHR) to San Diego, CA (SAN).
* British Airways operates 14 direct flights from London Heathrow (LHR) to San Diego, CA (SAN) every week.
* American Airlines operates 7 direct flights from London Heathrow (LHR) to San Diego, CA (SAN) every week.

To find a cheap flight from London (LHR) to San Diego, CA (SAN), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best airline to fly with from London Heathrow (LHR) to San Diego, CA (SAN) will differ from traveler to traveler. If you like to fly early, British Airways offers early morning flights. If price is the most important factor, British Airways typically offers the lowest fares. British Airways offers the most daily flights from London Heathrow (LHR) to San Diego, CA (SAN), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

You'll find approximately 2 nonstop flights per day from London Heathrow (LHR) to San Diego (SAN). For even more choices, look at flights that include layovers, as there are around 144 connecting flights daily. Some common connection points include Dublin (DUB), John F. Kennedy Intl. (JFK), and Frankfurt Intl. (FRA).

The earliest flight from London Heathrow (LHR) to San Diego, CA (SAN-San Diego Intl.) typically departs around 6:00 AM. This service is seasonal, active only in June, and is operated by airlines such as Air Baltic, Swiss International Air Lines, and Alaska Airlines. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from London Heathrow (LHR) to San Diego, CA (SAN) on a Thursday, with around 86 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United, British Airways, and American Airlines. Flight schedules are quite consistent throughout the week, with only a slight variation in the number of flights on other days.

The most popular departure times for flights from London Heathrow (LHR) to San Diego, CA (SAN-San Diego Intl.) are in the morning, from 9am to 12pm. Many major carriers, including United, British Airways and American Airlines, offer flights during this window. Many travellers prefer this time because it allows for a full day of travel and an evening arrival, giving you time to settle in before the next day.

A non-stop flight from London Heathrow (LHR) to San Diego, CA (SAN) typically takes around 11 hours 18 minutes, covering a distance of approximately 8,808 kilometers. If you opt for a one-stop flight, your journey will usually be longer, taking about 15 hours 48 minutes. Flights with two or more stops will extend your travel time further, averaging around 19 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some flexibility in your travel plans.

You can fly business class or first class between LHR and SAN. Airlines that offer business class service on this route include:

* Air Canada
* JetBlue Airways
* Med View Airlines
* Alaska Airlines
* British Airways
* Air Baltic
* Lufthansa
* Air France
* KLM
* SAS
* United
* Delta
* Virgin Atlantic
* Icelandair
* American Airlines

First class cabins are available on British Airways and American Airlines.

It's easy to earn miles on a London (LHR) to San Diego, CA (SAN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to San Diego from Heathrow (LHR), you can fly directly into San Diego Intl. (SAN) which offers international flights and connections. Some flights may connect through major hubs like Frankfurt Intl. (FRA), Roissy-Charles de Gaulle (CDG), Schiphol (AMS) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from London (LHR) to San Diego, CA (SAN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a London (LHR) to San Diego, CA (SAN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your London (LHR) to San Diego, CA (SAN) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.