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Cheap Flights from Nashville to San Diego International

Compare Nashville to San Diego International flight deals

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

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Flight deals from Nashville to San Diego International

Looking for a cheap last-minute deal or the best return flight from Nashville to San Diego International? Find the lowest prices on one-way and return tickets right here.
San Diego.$315 per passenger.Departing Fri, 17 Apr, returning Mon, 20 Apr.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Fri, 17 Apr, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Mon, 20 Apr, arriving in Nashville.Price includes taxes and charges.From $315, select.
San Diego.$350 per passenger.Departing Thu, 30 Apr, returning Sun, 3 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Thu, 30 Apr, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Sun, 3 May, arriving in Nashville.Price includes taxes and charges.From $350, select.
San Diego.$350 per passenger.Departing Thu, 7 May, returning Sun, 10 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Thu, 7 May, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Sun, 10 May, arriving in Nashville.Price includes taxes and charges.From $350, select.
San Diego.$382 per passenger.Departing Fri, 6 Mar, returning Wed, 11 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Fri, 6 Mar, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Wed, 11 Mar, arriving in Nashville.Price includes taxes and charges.From $382, select.
San Diego.$384 per passenger.Departing Thu, 25 Jun, returning Sun, 28 Jun.Return flight with United.Outbound indirect flight with United, departs from Nashville on Thu, 25 Jun, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Sun, 28 Jun, arriving in Nashville.Price includes taxes and charges.From $384, select.
San Diego.$384 per passenger.Departing Mon, 23 Feb, returning Thu, 26 Feb.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Nashville on Mon, 23 Feb, arriving in San Diego International.Inbound indirect flight with Frontier Airlines, departs from San Diego International on Thu, 26 Feb, arriving in Nashville.Price includes taxes and charges.From $384, select.
San Diego.$384 per passenger.Departing Thu, 10 Sep, returning Tue, 15 Sep.Return flight with United.Outbound indirect flight with United, departs from Nashville on Thu, 10 Sep, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Tue, 15 Sep, arriving in Nashville.Price includes taxes and charges.From $384, select.
San Diego.$384 per passenger.Departing Thu, 12 Nov, returning Mon, 16 Nov.Return flight with United.Outbound indirect flight with United, departs from Nashville on Thu, 12 Nov, arriving in San Diego International.Inbound indirect flight with United, departs from San Diego International on Mon, 16 Nov, arriving in Nashville.Price includes taxes and charges.From $384, select.

Find the cheapest month to fly from Nashville to San Diego International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Nashville to San Diego International flights are currently cheapest in April.
Feb
from $384
Mar
from $382
Apr
from $315
May
from $350
Jun
from $384
Jul
from $392
Aug
Find prices
Sep
from $384
Oct
from $504
Nov
from $384
Dec
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Jan
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Direct flights from Nashville to San Diego International

Nashville to San Diego International: Alternative routes

Compare routes from Nashville to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

San Diego International

4km from central San Diego
ClosestCheapest
from $315
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McClellan-Palomar

48km from central San Diego
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Nashville to San Diego: Flight information

The things to know before you go.
Cheapest flight found$315
Cheapest month to flyApril
Average flight time4 hrs, 25 mins
Most popular airlineSouthwest Airlines
Average flights per week26

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

The best price we found for a return flight from Nashville to San Diego International is $315. 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 25 minutes is the average flight time from Nashville to San Diego International.
Southwest Airlines flies direct from Nashville to San Diego International.
As of February 2026, there are 26 flights per week flying from Nashville to San Diego International.
The cheapest month to fly from Nashville to San Diego International is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Nashville Airport to San Diego International Airport on Friday, 17 April 2026.
Yes – the average flight time is 4 hours and 25 minutes.
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.
Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to San Diego International.

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

  • Book a direct flight from Nashville International Airport to San Diego International Airport and you'll be in the air for an average of 4 hours 20 minutes.

  • San Diego is two hours behind Nashville and observes the UTC-7 timezone.

  • Every week, there are 15 Nashville International Airport to San Diego International Airport flights. To take off early, opt for the 05:50 Southwest Airlines flight. If you're eager to make the most of your day before flying, the last flight is at 21:15 with Southwest Airlines.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport with enough time to catch your BNA to SAN flight.

  • During popular months such as July, it's best to get to the airport earlier than usual. Plan to arrive two hours before a domestic departure and four hours ahead of international flights whenever you're flying during a high season in general.

  • Travelling to San Diego (and then discovering more of United States!) is a cinch with Southwest Airlines. This popular airline offers direct flights from Nashville International Airport to San Diego International Airport.

  • Southwest Airlines is the top choice for travellers on this route.

  • With 69.33% of services arriving as scheduled, Southwest Airlines is the most punctual carrier offering BNA to SAN flights.

  • Think about adding a stopover when booking your ticket from Nashville International Airport to San Diego International Airport. Simply uncheck 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Here are some options between BNA and SAN:

    • Phoenix Sky Harbour International Airport

    • Austin-Bergstrom International Airport

    • Dallas/Fort Worth International Airport

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

  • At the moment, $123 is the cheapest price we've found for a one-way Nashville International Airport to San Diego International Airport flight. The best price for a return plane ticket is $315. Bear in mind that fares could change due to availability when booking.

  • Get cheap tickets from BNA to SAN by booking six months ahead. According to our research, that's the sweet spot for bagging a bargain.

  • May is the cheapest month for flights from Nashville International Airport to San Diego International Airport. If you want to travel during a different time of year, the 'Whole month' tool will show you the lowest airfares for every month.

  • Stay on top of deals for cheap flights from BNA to SAN by setting up a Price Alert. We'll send you an email or notification through the app when a lower fare pops up.

  • Discover the right flight for you with the help of the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Nashville International Airport to San Diego International Airport, use the 'Sort by' function. You can also filter by airline, arrival and departure times, and number of stops.

Handy information about Nashville International Airport (BNA)

  • BNA's address is One Terminal Drive, Suite 501.

  • Nashville International Airport has an excellent on-time performance, so you're unlikely to face delays. Departures from BNA land on schedule 80.21% of the time.

  • To get to Nashville International Airport from central Nashville, it takes around 15 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 18 kilometres from the airport to the city centre.

  • The journey when using public transport will take about 1 hour 5 minutes.

  • Searching for a convenient hotel near BNA? If you've booked an early flight from Nashville International Airport to San Diego International Airport, these accommodation options will have you moments from check-in:

Arriving at San Diego International Airport (SAN)

Getting from San Diego International Airport (SAN) to central San Diego

  • The address for SAN is Airport Drive.

  • San Diego International Airport is approximately 5 kilometres from central San Diego. Driving there takes about 10 minutes.

  • It takes roughly 20 minutes to get there by public transport.

When to fly to San Diego International Airport (SAN)

  • The quietest month for a flight from Nashville International Airport to San Diego International Airport is May, while July is the busiest. Pick the best time to go to San Diego based on whether you prefer a more relaxed vibe or a faster pace.

  • Before locking in your flight from Nashville International Airport to San Diego International Airport, think about the type of weather you like. August is the warmest month in San Diego, with the temperature ranging from 17ºC to 28ºC.

  • February has average temperatures of between 7ºC and 23ºC. Search for cheap tickets from BNA to SAN around that time if you like cooler conditions.

Explore more of United States

  • You've done San Diego, now it's time to discover other corners of United States. Travel around 177 kilometres north-west to Los Angeles to check off its top sights. From Griffith Observatory to The Broad and La Brea Tar Pits & Museum, there's plenty to keep you on the go.

  • Around 483 kilometres east of San Diego, Phoenix is another essential stop in United States. Experience major highlights starting with 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.