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Cheap Flights from Nashville to San Diego

Compare Nashville to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

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Flight deals from Nashville Airport to San Diego

Looking for a cheap last-minute deal or the best return flight from Nashville Airport to San Diego? If you want to travel next month, return fares start from $320. Find the lowest prices on one-way and return tickets right here.
San Diego.$320 per passenger.Departing Fri, 1 May, returning Mon, 4 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Fri, 1 May, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Mon, 4 May, arriving in Nashville.Price includes taxes and charges.From $320, select.
San Diego.$320 per passenger.Departing Fri, 24 Apr, returning Mon, 27 Apr.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Fri, 24 Apr, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Mon, 27 Apr, arriving in Nashville.Price includes taxes and charges.From $320, select.
San Diego.$321 per passenger.Departing Mon, 1 Jun, returning Wed, 3 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Mon, 1 Jun, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 3 Jun, arriving in Nashville.Price includes taxes and charges.From $321, select.
San Diego.$355 per passenger.Departing Wed, 25 Mar, returning Tue, 31 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Wed, 25 Mar, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Tue, 31 Mar, arriving in Nashville.Price includes taxes and charges.From $355, select.
San Diego.$355 per passenger.Departing Tue, 24 Mar, returning Wed, 1 Apr.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Tue, 24 Mar, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 1 Apr, arriving in Nashville.Price includes taxes and charges.From $355, select.
San Diego.$372 per passenger.Departing Sun, 31 May, returning Wed, 3 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Sun, 31 May, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 3 Jun, arriving in Nashville.Price includes taxes and charges.From $372, select.
San Diego.$390 per passenger.Departing Thu, 23 Apr, returning Sat, 2 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Thu, 23 Apr, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Sat, 2 May, arriving in Nashville.Price includes taxes and charges.From $390, select.
San Diego.$455 per passenger.Departing Wed, 30 Sep, returning Tue, 6 Oct.Return flight with United.Outbound indirect flight with United, departs from Nashville on Wed, 30 Sep, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Tue, 6 Oct, arriving in Nashville.Price includes taxes and charges.From $455, select.
San Diego.$455 per passenger.Departing Tue, 22 Sep, returning Fri, 25 Sep.Return flight with United.Outbound indirect flight with United, departs from Nashville on Tue, 22 Sep, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Fri, 25 Sep, arriving in Nashville.Price includes taxes and charges.From $455, select.
San Diego.$455 per passenger.Departing Thu, 23 Jul, returning Mon, 27 Jul.Return flight with United.Outbound indirect flight with United, departs from Nashville on Thu, 23 Jul, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Mon, 27 Jul, arriving in Nashville.Price includes taxes and charges.From $455, select.
San Diego.$462 per passenger.Departing Thu, 22 Oct, returning Mon, 26 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Nashville on Thu, 22 Oct, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Mon, 26 Oct, arriving in Nashville.Price includes taxes and charges.From $462, select.
San Diego.$462 per passenger.Departing Thu, 12 Nov, returning Mon, 16 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Nashville on Thu, 12 Nov, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Mon, 16 Nov, arriving in Nashville.Price includes taxes and charges.From $462, select.
San Diego.$498 per passenger.Departing Sat, 15 Aug, returning Tue, 18 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Nashville on Sat, 15 Aug, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Tue, 18 Aug, arriving in Nashville.Price includes taxes and charges.From $498, select.
San Diego.$603 per passenger.Departing Sun, 31 May, returning Sat, 4 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Nashville on Sun, 31 May, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Sat, 4 Jul, arriving in Nashville.Price includes taxes and charges.From $603, select.
San Diego.$613 per passenger.Departing Wed, 3 Jun, returning Sun, 7 Jun.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Nashville on Wed, 3 Jun, arriving in San Diego International.Inbound direct flight with Southwest Airlines departs from San Diego International on Sun, 7 Jun, arriving in Nashville.Price includes taxes and charges.From $613, select.
San Diego.$648 per passenger.Departing Thu, 7 May, returning Sun, 10 May.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Nashville on Thu, 7 May, arriving in San Diego International.Inbound direct flight with Southwest Airlines departs from San Diego International on Sun, 10 May, arriving in Nashville.Price includes taxes and charges.From $648, select.

Find the cheapest month to fly from Nashville to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Nashville to San Diego flights are currently cheapest in April.
Mar
from $355
Apr
from $320
May
from $320
Jun
from $321
Jul
from $455
Aug
from $498
Sep
from $455
Oct
from $462
Nov
from $462
Dec
Find prices
Jan
from $674
Feb
Find prices

Direct flights from Nashville to San Diego

Alternative Nashville to San Diego routes

Looking for the cheapest, fastest or easiest route from Nashville to San Diego? You could fly into the following airports instead.

San Diego International

4km from central San Diego
ClosestCheapest
from $320
Search flights

McClellan-Palomar

48km from central San Diego
from $1,763
Search flights

Nashville to San Diego: Flight information

The things to know before you go.
Cheapest flight found$320
Cheapest month to flyApril
Average flight time4 hrs, 22 mins
Most popular airlineSouthwest Airlines
Average flights per week26

Finding cheap flights from Nashville to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Nashville to San Diego is $320. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 22 minutes is the average flight time from Nashville to San Diego.
Southwest Airlines flies direct from Nashville to San Diego.
As of March 2026, there are 26 flights per week flying from Nashville to San Diego.
The cheapest month to fly from Nashville to San Diego is usually April.
If you're flying from Nashville Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from $320.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Nashville Airport to San Diego on Friday, 24 April 2026.
Yes – the average flight time is 4 hours and 22 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 14°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to San Diego.

Flying from Nashville International Airport (BNA) to San Diego: what you need to know

  • Hop on a direct flight from Nashville International Airport to San Diego and you'll be travelling for an average of 4 hours 5 minutes.

  • Nashville International Airport is located in Nashville. Based in the UTC-7 timezone, San Diego is two hours behind Nashville.

  • With 11 weekly flights between the two airports, Nashville International Airport (BNA) to San Diego International Airport (SAN) is the busiest route. Southwest Airlines operates the earliest flight at 06:00. If you prefer to make the most of your day before jetting off, the latest departure from BNA to SAN is with Southwest Airlines at 21:00.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your BNA to San Diego flight.

  • If you're jetting off during a major holiday or another peak period, allow extra time. A good rule is two hours ahead of domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

  • Begin your journey at BNA and fly nonstop to San Diego International Airport (SAN). That's where you can expect to touch down when searching for Nashville International Airport to San Diego tickets.

  • Southwest Airlines is a popular airline that operates direct flights from Nashville International Airport to San Diego.

  • Located around 10 kilometres from central Nashville, BNA can be reached in about 15 minutes by car (depending on traffic). The journey on public transport will take roughly 1 hour 5 minutes.

  • Looking for a hotel close to BNA? If you're catching an early flight from Nashville International Airport to San Diego, these accommodation options will get you from your pillow to the plane in no time:

  • Nashville International Airport has an excellent on-time performance, so you're less likely to experience disruptions. Departures from BNA land at their destination as scheduled 80.21% of the time.

  • BNA is located at One Terminal Drive, Suite 501.

How to find the cheapest flights from Nashville International Airport (BNA) to San Diego

  • $160 is currently the lowest price for a one-way Nashville International Airport to San Diego flight. Return flight tickets start from $320. These fares can change based on demand and availability.

  • Lock in cheap flights from BNA to San Diego by booking one month ahead. According to our research, that's the sweet spot for landing a bargain.

  • The best month for finding cheap Nashville International Airport to San Diego tickets is May. Use the 'Whole month' tool to compare all available prices, then choose the dates that offer the biggest savings.

  • Snapping up a cheap flight from BNA to San Diego is easy with Price Alerts. Simply create one of these automatic notifications and we'll let you know as soon as there's a better deal.

  • Find a cheap flight from Nashville International Airport to San Diego with the help of our filters. Select your preferred duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in San Diego

San Diego International Airport (SAN)

  • San Diego International Airport (SAN) is around 5 kilometres from the centre of San Diego. If you're grabbing a cab or a ride-share, the drive takes about 10 minutes.

  • It'll take around 20 minutes when travelling by public transport.

  • The last thing you want is a lengthy journey to your hotel if you're landing late on a flight from Nashville International Airport to San Diego. Book one of these accommodation options near SAN instead:

  • Grab a San Diego International Airport rental car and discover San Diego and beyond with your own wheels. Thrifty, Dollar and Budget are leading providers you can book with here.

  • Reserving your ride from San Diego International Airport about two weeks ahead of your flight from BNA to San Diego can help you secure the lowest rate.

  • SAN is located at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • Central San Diego is around 56 kilometres from McClellan-Palomar Airport (CLD). After your flight from Nashville International Airport to San Diego has hit the runway and you've made your way to arrivals, expect a drive of around 40 minutes.

  • If you travel by public transport, the ride to the centre will take you 2 hours 15 minutes or so.

  • There are some great places to rest your head close to CLD. Kick back and get cosy after your BNA to San Diego flight at any of these well-located options:

  • Forget about public transport timetables or waiting forever for a cab. Grab a McClellan-Palomar Airport rental car and take your journey in whatever direction you like. Compare offers from Budget, Hertz and Avis.

  • Get the vehicle you prefer, not just what's left, by booking your ride from CLD before your arrival. You'll also avoid paying extra, especially during peak travel times.

Best time to go to San Diego

  • Plan your trip to San Diego during high season if you like a bustling atmosphere, but remember that hotel prices are typically higher. Alternatively, book your flights from Nashville International Airport to San Diego during low season when prices are cheaper and it's less crowded.

  • The warmest month in San Diego is August, with temperatures ranging between 17ºC and 28ºC. Book your Nashville International Airport to San Diego flight ticket then if that's your ideal forecast.

  • For cooler conditions, search for a cheap ticket from BNA to San Diego in February when temperatures average between 7ºC and 23ºC.

More about San Diego

  • Start your San Diego trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Nashville International Airport to San Diego, explore our range of accommodation options including:

  • There are so many things to see and do in this city it can be hard to figure out where to start. USS Midway Museum, San Diego Zoo and SeaWorld San Diego are top attractions which should be on every San Diego itinerary.

Explore more of United States

  • Los Angeles is just one of the many places in United States waiting to be discovered once you've seen San Diego. Around 177 kilometres away to the north-west, its top attractions include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Around 483 kilometres east of San Diego, Phoenix is another essential stop in United States. Experience this destination's highlights firsthand at Desert Botanical Garden, Heard Museum and Papago Park.

More travel options

Plan the rest of your trip from Nashville to San Diego

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.