$76 Cheap Flights from Atlanta (ATL) to San Diego (SAN)

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to San Diego Intl. Airport (SAN)

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Cheap Flights from Atlanta to San Diego (ATL-SAN)

Prices were available within the past 7 days and start at $76 for one-way flights and $156 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Southwest Airlines
Alaska Airlines
Delta
American Airlines

Find the cheapest month to fly from Atlanta (ATL) to San Diego (SAN)

August is typically the cheapest month to fly

From $122 - $220 per traveler.

Graph displaying average flight prices per month

Flights from Atlanta (ATL) to San Diego (SAN)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$156
Distance
1886 mi
Average flight time
1 hour 39 mins

Atlanta to San Diego Flights

The cheapest times to fly from Atlanta to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Atlanta to San Diego are during the month of July. You can find some of the cheapest flights from Atlanta to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Atlanta to San Diego

Sunday is one of the best days to book for cheap flights from Atlanta to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Atlanta to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Atlanta to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $76 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Atlanta to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Atlanta to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) cost?
Find cheap return tickets from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) starting at $231. Book your seat and get ready for takeoff. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving ATL on July 26 2025 and touching down at SAN. The price was last updated on July 12 2025 and has not changed since.
What is the cheapest month to fly from ATL to SAN?
The cheapest flights from ATL to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
Fly nonstop from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) on a Delta Air Lines flight.
What is the cheapest airline that flies from ATL to SAN?
Currently, the cheapest carrier offering one-way flights from ATL to SAN is Alaska Airlines. You can take off on this route from $139. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ATL on September 13 2025. Prices were last updated on July 12 2025 and have not changed since.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
When departing from Hartsfield-Jackson Atlanta Intl. Airport (ATL), you'll have your pick from an average of 5 daily nonstop flights to San Diego Intl. Airport (SAN).
What are the most popular departure times for flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
The 4 PM departures from ATL to SAN are the busiest. These flights can come with a higher price due to their popularity. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from ATL to SAN?
Travel on a Monday if you're searching for the biggest selection of flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN).
What is the earliest flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
Hop on the earliest flight at around 8:30AM UTC-5, departing from Hartsfield-Jackson Atlanta Intl. Airport (ATL). You'll be flying for about 4h 58m, coming in to land at San Diego Intl. Airport (SAN) at approximately 10:28AM UTC-8.
How long does it take to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
It usually takes 4 hours and 53 minutes to fly the 1,900 mi from ATL to SAN.
What airline has the least delays from ATL to SAN?
Delta Air Lines has the best performance for on-time direct flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN), with an on-time rating of 81%. Use the Expedia App to see your journey status before you go and get real-time updates about any changes.
What is the best time to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
To reach San Diego Intl. Airport (SAN) on time, opt for a flight that takes off from Hartsfield-Jackson Atlanta Intl. Airport (ATL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Diego from Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
If you're taking a direct flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego, San Diego Intl. Airport (SAN) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) last-minute?
Booking your ticket from ATL to SAN just before your journey is generally more expensive. However, if there's some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an ATL to SAN flight and hotel package?
You'll typically save money by securing an ATL to SAN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your preferred flights and accommodations, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
Typically, you can reschedule or cancel your ATL to SAN flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need further details, head to our Customer Service portal.

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