Cheap flights from Louisiana to San Diego from $86

If you are unable to visit San Diego during the month of May, then departing from Louisiana during the month June is also very affordable. Most momondo users find prices during this month for around $352.

The cheapest day to depart from Louisiana 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 $363. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $625. 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 in the morning when flights can be purchased for as low as $440. Flights at noon are often more expensive with an average ticket price of $645.

Fly from New Orleans Louis Armstrong to San Diego for the best Louisiana - San Diego flight prices

You are more likely to see cheaper flights to San Diego from Louisiana when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $393 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Louisiana for as low as $301 on momondo.

There is only 1 cabin class available to choose from on Louisiana to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, United Airlines, and American Airlines are the most popular carriers operating from Louisiana to San Diego

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to San Diego from Louisiana according to our data. American Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 6 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

The number of flights available between Louisiana and San Diego is 5 per week as of April 2026. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

On average, it takes 3h 45m to fly from Louisiana to San Diego if you fly out of New Orleans (the most popular airport in Louisiana) and into San Diego (the most popular airport in San Diego). If you’re flying out of Lafayette and into San Diego, then the flight time is around 5h 41m.