Cheap flights from England to San Diego from $427

If you are unable to visit San Diego during the month of February, then departing from England during the month January is also very affordable. Most momondo users find prices during this month for around $496.

The cheapest day to depart from England to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $774. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,143. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

The cheapest time of day to fly to San Diego is at noon when flights can be purchased for as low as $842. Flights in the morning are often more expensive with an average ticket price of $919.

Fly from London Heathrow to San Diego for the best England - San Diego flight prices

You are more likely to see cheaper flights to San Diego from England when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $859 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from England for as low as $727 on momondo.

JetBlue, United Airlines, and Delta are the most popular carriers operating from England to San Diego

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to San Diego from England according to our data. British Airways is the first choice among our users, with 53% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 4 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

8 flights are operational daily from England to San Diego as of May 2026. The most popular departure time for this route is 2:00PM, with 63% of flights per day taking off in the afternoon.

The number of flights available between England and San Diego is 57 per week as of May 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.