$53 Cheap Frontier Airlines flights Atlanta (ATL) to Philadelphia (PHL)

Apply the “Price (lowest to highest)” filter on Expedia to search for cheap Frontier Airlines return flights from $104 from ATL to PHL. Affordable one-way fares from $53 are also available.**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.

Search for one-way or round-trip flights to Philadelphia in January or February. You could find lower fares with Frontier Airlines during these off-peak times.

Begin your search one to three months ahead of your travel date to score cheap fares on Frontier Airlines 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 reduce 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 trips.*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.

Frontier Airlines has direct flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL), with 12 weekly departures. Just apply the “Nonstop” and “Airline” filters during your search on Expedia to find all direct Frontier Airlines flights to PHL.

From wheels-up to touchdown, a direct Frontier Airlines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL) typically takes 2h 4m.

If flexibility is what you’re after, Saturday offers the most choice for Frontier Airlines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL). You can select from 2 different departures.

Jetting off from ATL at 9:15AM UTC-5, the first Frontier Airlines flight to PHL arrives at 11:16AM UTC-5. Traveling earlier in the day means you’re less likely to encounter delays.* Prefer to travel later? The last Frontier Airlines flight from ATL to PHL departs at 8:21PM UTC-5 and touches down at 10:28PM UTC-5.*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.

Philadelphia Intl. Airport (PHL) is the main Philadelphia gateway for Frontier Airlines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL). Lehigh Valley Intl. Airport (ABE) and Wilmington, DE (ILG-New Castle) are two other possibilities. When organizing your trip with Expedia, select the “All Airports” option for your destination to see everything that’s available.

Travel from ATL to PHL with Frontier Airlines and look forward to a range of perks starting with a rewarding loyalty program. When booking through Expedia as a Frontier Miles and One Key™ member, you can also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely board an Airbus A320neo or an Airbus A321neo when flying Frontier Airlines from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Philadelphia Intl. Airport (PHL). However, keep in mind that a different plane could be assigned to your route due to operational factors.

Depending on your ticket type, a fee generally applies if you cancel or change your booking more than 24 hours after it’s been confirmed. To secure flexible fares, select our “Changes included” and “No cancel fee” boxes while looking for flights. For more information on canceling or changing your reservation, go to “Trips,” select your flight and tick “Manage Booking.”