$79 Cheap Delta flights Atlanta (ATL) to Philadelphia (PHL)

View $79 flight on Thu, Aug 7, 2025Opens in a new window

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$79 Cheap Delta flights Atlanta (ATL) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $79 for one-way flights and $139 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug 27 - Sat, Aug 30
ATL
Atlanta
PHL
Philadelphia
$139 Roundtrip, just found
$139
Roundtrip
just found
Select Delta flight, departing Wed, Aug 27 from Atlanta to Philadelphia, returning Sat, Aug 30, priced at $139 just found
Flights from Atlanta (ATL) to Philadelphia (PHL)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Philadelphia Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, United
Popular airline
Frontier Airlines
Distance
666 mi
Average flight time
1 hour 59 mins

Frequently asked questions

How much is a Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL)?
Grab budget-friendly return Delta Air Lines flights from $139 from ATL to PHL by organizing your results from "Price (lowest to highest)" on Expedia. Or search for options from $79 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 PHL with Delta Air Lines?
Look for one-way or return flights to Philadelphia in January or February. You could find an affordable fare with Delta Air Lines during these off-peak months.
What is the cheapest time to book flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL) with Delta Air Lines?
Begin your search one to three months before your departure to get cheap fares on Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic journeys.*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 Philadelphia Intl. Airport (PHL)?
Yes, you can travel from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL) on any of Delta Air Lines's 48 direct weekly flights. Use Expedia's "Nonstop" and "Airline" filters to find the Delta Air Lines flight that'll arrive at PHL at your preferred time.
How long does it take to fly from ATL to PHL with Delta Air Lines?
From takeoff to touchdown, a direct Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL) takes approximately 1h 56m.
Which day of the week has the most Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL)?
Sunday has the most Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL). With 7 daily departures, this is a great day to find something that will suit your schedule.
What is the earliest Delta Air Lines flight from ATL to PHL?
The first flight from ATL to PHL with Delta Air Lines departs at 7:30AM UTC-5. You'll land at 9:28AM UTC-5. The last Delta Air Lines flight of the day takes off at 10:55PM UTC-5 and arrives at 12:49AM UTC-5. With approximately 20% fewer cancellations for departures before midday, heading out early is usually the wisest 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 Philadelphia?
Delta Air Lines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia come in to Philadelphia Intl. Airport (PHL), Lehigh Valley Intl. Airport (ABE) and Wilmington, DE (ILG-New Castle). The primary Philadelphia gateway served by this airline is PHL. It's always worth considering flights arriving at other nearby airports on Expedia as they may have cheaper fares.
Why fly with Delta Air Lines from ATL to PHL?
Jetting off from ATL to PHL with Delta Air Lines means enjoying a host of benefits, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That's on top of 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 Philadelphia Intl. Airport (PHL)?
Delta Air Lines generally operates Airbus A321 planes for flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL). Remember that aircraft type can differ depending on operational needs, so the plane you'll be on might be different on your travel date.
Can I change or cancel my Delta Air Lines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL)?
Depending on the type of fare you purchased, a fee typically applies if you cancel or reschedule your flight more than 24 hours after it's been confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when you look for flights. For additional information on changing or canceling your reservation, go to "Trips," select your flight and click on "Manage Booking."

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