$139 Cheap Delta flights Atlanta (ATL) to San Diego (SAN)

View $139 flight on Wed, Oct 8, 2025Opens in a new window

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$139 Cheap Delta flights Atlanta (ATL) to San Diego (SAN)

Prices were available within the past 7 days and start at $139 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 11 - Tue, Oct 14
ATL
Atlanta
SAN
San Diego
$237 Roundtrip, just found
$237
Roundtrip
just found
Select Delta flight, departing Sat, Oct 11 from Atlanta to San Diego, returning Tue, Oct 14, priced at $237 just found
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
Popular airline
Alaska Airlines
Distance
1886 mi
Average flight time
1 hour 36 mins

Frequently asked questions

How much is a Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
You can discover cheap round-trip Delta Air Lines flights from $237 from ATL to SAN by sorting your results from "Price (lowest to highest)" on Expedia. Or search for deals from $139 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ATL to SAN with Delta Air Lines?
January is one of the most affordable months to fly to San Diego with Delta Air Lines. You could also find fantastic deals on one-way and return tickets in November.
What is the cheapest time to book flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) with Delta Air Lines?
Look for affordable Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
Delta Air Lines operates direct flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN), with 32 departures each week. Just apply the "Nonstop" and "Airline" filters while searching on Expedia to find all direct Delta Air Lines flights to SAN.
How long does it take to fly from ATL to SAN with Delta Air Lines?
From takeoff to arrival, a direct Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) takes around 4h 54m.
Which day of the week has the most Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
Delta Air Lines operates the most flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN) on Sunday. With up to 5 daily departures, you'll get the most options and flexibility on this day.
What is the earliest Delta Air Lines flight from ATL to SAN?
The earliest flight from ATL to SAN with Delta Air Lines departs at 8:30AM UTC-5. You'll land at 10:28AM UTC-8. The last Delta Air Lines flight of the day leaves at 9:25PM UTC-5 and arrives at 11:19PM UTC-8. With around 20% fewer cancellations for departures before noon, setting off early is generally the smartest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in San Diego?
Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego arrive at San Diego Intl. Airport (SAN). This is the main entry point to this destination.
Why fly with Delta Air Lines from ATL to SAN?
Heading from ATL to SAN with Delta Air Lines comes with plenty of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Delta Air Lines fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
Delta Air Lines generally operates Airbus A321 planes for journeys from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN). Bear in mind that aircraft type can differ depending on operational demands, so the plane you catch might be different on your day of travel.
Can I change or cancel my Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to San Diego Intl. Airport (SAN)?
Depending on the type of ticket you purchased, a fee will generally apply if you change or cancel your booking more than 24 hours after it has been confirmed. To find flexible plane tickets, select our "No cancel fee" or "Changes included" filter when you search for flights. To learn more about changing or canceling your reservation, visit "Trips," select your flight and tick "Manage Booking."

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