Cheap flights from Nashville to San Diego from $91

If you are unable to visit San Diego during the month of March, then departing from Nashville during the month February is also very affordable. Most momondo users find prices during this month for around $369.

The cheapest day to depart from Nashville to San Diego is on a Thursday. Travelers who choose to depart for San Diego on a Thursday will often find tickets for as low as $416. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $537. 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 afternoon when flights can be purchased for as low as $428. Flights at noon are often more expensive with an average ticket price of $525.

Fly from Nashville Intl to San Diego for the best Nashville Intl - San Diego flight prices

You are more likely to see cheaper flights to San Diego from Nashville when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $430 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Nashville for as low as $236 on momondo.

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

No. A direct flight is the cheapest option for a flight between Nashville to San Diego.

As of September 2026, prices for Nashville to San Diego flights are approximately 19% more expensive when compared to flights at the same time last year.

Frontier is the most popular carrier operating from Nashville Intl to San Diego

Southwest, American Airlines and United Airlines are the top three most popular airlines that fly to San Diego from Nashville according to our data. Southwest is the first choice among our users, with 48% 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.

Denver (DEN) was the most common stop: 63% of momondo users choosing 1-stop flights on this route connected there.

Flights via Charlotte (CLT) offer the lowest average round-trip price of $236.

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 6h 37m.

Charlotte (CLT) has the shortest average layover time for this route: 0h 47m.

2 flights are operational daily from Nashville to San Diego as of September 2026. The most popular departure time for this route is 8:00AM, with 41% of flights per day taking off in the afternoon.

The number of flights available between Nashville and San Diego is 17 per week as of September 2026. The most frequent departure day is Mon, with 29% of weekly flights leaving on this day.