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$48+ Cheap flights from Atlanta to Philadelphia (ATL - PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — PHL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Philadelphia are usually found in February or January, booked 63 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Atlanta to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$91
(Kiwi.com)

One-way from

$48
(Cheapflightsfares)

Popular in

May

Cheapest in

February

Average price

$129

Good round-trip deal

$136 or less

Good one-way deal

$82 or less
From Atlanta Hartsfield-Jackson to Philadelphia
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One-way flight from Atlanta Hartsfield-Jackson to Philadelphia
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Highest demand for flights based on searches. 23% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Philadelphia.
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Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Philadelphia.
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Find flight deals from Atlanta to Philadelphia

Cheapest flights from Atlanta to Philadelphia
Explore the most affordable flight options available from Atlanta to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:32 pmATL - PHL
Nonstop2h 06mSpirit Airlines
Mon 9/292:07 pmPHL - ATL
Nonstop2h 20mSpirit Airlines
Deal found 9/9$91
This Cheapflightsfares deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:44 amATL - PHL
Nonstop2h 12mFrontier
Mon 9/297:08 pmPHL - ATL
Nonstop2h 38mFrontier
Deal found 9/9$92
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2610:51 pmATL - PHL
Nonstop2h 06mFrontier
Mon 9/295:15 amPHL - ATL
Nonstop2h 24mFrontier
Deal found 9/10$93
This Frontier deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:51 pmATL - PHL
Nonstop2h 06mFrontier
Thu 10/25:15 amPHL - ATL
Nonstop2h 24mFrontier
Deal found 9/11$94
This Priceline deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:32 pmATL - PHL
Nonstop2h 06mMultiple Airlines
Mon 9/295:15 amPHL - ATL
Nonstop2h 24mMultiple Airlines
Deal found 9/9$96
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:55 pmATL - PHL
Nonstop2h 04mFrontier
Wed 10/810:49 amPHL - ATL
Nonstop2h 23mFrontier
Deal found 9/10$98
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:55 pmATL - PHL
Nonstop2h 04mFrontier
Sat 10/46:37 pmPHL - ATL
Nonstop2h 48mFrontier
Deal found 9/10$99
This Spirit deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/22:07 pmATL - PHL
Nonstop2h 03mSpirit Airlines
Wed 10/81:58 pmPHL - ATL
1 stop6h 11mSpirit Airlines
Deal found 9/10$100
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:32 pmATL - PHL
Nonstop2h 06mSpirit Airlines
Sat 10/45:00 amPHL - ATL
1 stop10h 14mSpirit Airlines
Deal found 9/10$104
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:32 pmATL - PHL
Nonstop2h 06mSpirit Airlines
Sun 9/2810:03 pmPHL - ATL
Nonstop2h 20mSpirit Airlines
Deal found 9/10$105
This Priceline deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:51 pmATL - PHL
Nonstop2h 06mFrontier
Thu 9/257:08 pmPHL - ATL
Nonstop2h 38mFrontier
Deal found 9/8$106
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:44 amATL - PHL
Nonstop2h 12mFrontier
Mon 9/227:08 pmPHL - ATL
Nonstop2h 38mFrontier
Deal found 9/10$107

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Atlanta to Philadelphia that are best for you.

Fly from

Atlanta

Fly to

Philadelphia

Route

Depart

Return

Price

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Thu 10/2

4:27 pm-12:17 am

1 stop7h 50m

Philadelphia

Wed 10/8

1:58 pm-8:09 pm

1 stop6h 11m

$126

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Tue 10/14

3:45 pm-9:45 pm

1 stop6h 00m

Philadelphia

Tue 10/21

10:15 am-6:35 pm

2 stops8h 20m

$149

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Thu 9/25

7:36 pm-12:59 am

1 stop5h 23m

Philadelphia

Thu 10/2

12:01 pm-8:26 pm

1 stop8h 25m

$155

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Sun 9/28

10:58 pm-9:25 am

1 stop10h 27m

Philadelphia

Tue 9/30

2:30 pm-8:01 pm

1 stop5h 31m

$164

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Wed 10/1

7:00 am-1:05 pm

1 stop6h 05m

Philadelphia

Tue 10/7

5:55 am-12:35 pm

2 stops6h 40m

$177

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Wed 10/8

6:00 am-1:15 pm

1 stop7h 15m

Philadelphia

Wed 10/15

10:15 am-6:10 pm

2 stops7h 55m

$185

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Thu 11/6

6:05 am-2:40 pm

1 stop8h 35m

Philadelphia

Wed 11/19

12:05 pm-8:45 pm

2 stops8h 40m

$191

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Wed 10/8

7:35 am-9:30 am

Nonstop1h 55m

Philadelphia

Sat 10/11

7:30 am-9:45 am

Nonstop2h 15m

$197

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Sun 12/7

6:05 am-12:00 pm

1 stop5h 55m

Philadelphia

Wed 12/10

12:05 pm-7:20 pm

1 stop7h 15m

$204

AtlantaPhiladelphia

ATL - PHL

ATLPHL

Atlanta Hartsfield-Jackson

Sat 11/1

6:05 am-12:50 pm

1 stop6h 45m

Philadelphia

Thu 11/20

6:00 am-2:20 pm

2 stops8h 20m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 21 results
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The best insider tips for Atlanta to Philadelphia flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Philadelphia trip
Airlines
Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for extra comfort.


Frontier's Zone 1 boarding available with carry-on purchase or special fare bundle.

Read more about Frontierby Marisa Garcia
Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom, ideal for short flights.


Spirit's self-service bag drop saves time; print your boarding pass in advance.

Read more about Spirit Airlinesby Daniel Scheffler
Airports
ATL

For faster security, try the South security area or use the international terminal if not checking bags.

Read more about ATLby Chris Dong
PHL

Use SEPTA for a quick trip to Center City Philadelphia; stations are near Terminals A, B, C/D, and E/F.

Read more about PHLby Mark Chesnut
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Chris Dong

Chris Dong

Expert on ATL

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more

Best time to book a flight from Atlanta to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Atlanta with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Philadelphia

How far ahead should I book a flight from Atlanta to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Philadelphia. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Atlanta to Philadelphia, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Atlanta to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Atlanta to Philadelphia (average of $236). Flying from Atlanta to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ATL to PHL?

Find hourly flight availability from Atlanta to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Atlanta to Philadelphia in the evening. If you’re flexible enough to do this you can expect to save up to 59% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Atlanta to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Philadelphia. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Atlanta to Philadelphia flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Atlanta to Philadelphia, such as Southwest, Delta, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,023 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Atlanta to Philadelphia?

    Booking a flight from Atlanta Hartsfield-Jackson (ATL) to Philadelphia (PHL) is your only option if you wish to fly from Atlanta to Philadelphia. On a typical day, there are 34 flights from Hartsfield-Jackson to Philadelphia, all of which are around 1h 55m for a nonstop flight. You can also purchase a plane ticket from 5 airlines when you book a flight from Hartsfield-Jackson to Philadelphia.

  • How popular is this Atlanta to Philadelphia flight route?

    The Atlanta Hartsfield-Jackson to Philadelphia flight path was viewed by 185 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Atlanta to Philadelphia?

    Spirit Airlines, Southwest, and Frontier can get you from Atlanta to Philadelphia in just under 5h 23m. Your travel time can differ by up to 2h 27m. The distance from Atlanta to Philadelphia is about 665 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Atlanta to Philadelphia round-trip?

    Spirit Airlines, at $50, was found to be the cheapest airline from Atlanta to Philadelphia.Alternate airlines to your destination round-trip include Frontier and Delta. You may be able to fly from Atlanta to Philadelphia for 69% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Atlanta to Philadelphia one-way?

    One-way options have recently been found by users for as low as $64 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $68 and Southwest from $72 one-way.

  • What are the most reliable airlines from Atlanta to Philadelphia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Atlanta to Philadelphia on time: Republic Airways (87%), Aer Lingus (81%), WestJet (81%).

  • What are the cheapest flights from Atlanta to Philadelphia?

    The cheapest flight price from Atlanta to Philadelphia is $48. On average you can expect to pay $724. The most popular route, (Atlanta Hartsfield-Jackson - Philadelphia), can usually be booked for $86.

  • Can I find deals for flights from Atlanta to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Atlanta to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Philadelphia.

  • Can I find deals for business class flights from Atlanta to Philadelphia?

    Yes. Cheapflights offers flight deals from Atlanta to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Atlanta to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Atlanta to Philadelphia (average of $236). Flying from Atlanta to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
Pottstown
Reading
Dewey Beach
Ephrata
Camden
Ocean City
Cherry Hill
Dover
Elkton
Essington
Willow Grove
Newark
Millville
Chester
Exton
Havre de Grace
Plymouth Meeting

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Atlanta to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to John F Kennedy Intl flights
Atlanta to LaGuardia flights
Atlanta to Newark flights
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Asheville to Reagan-National flights
Savannah to Reagan-National flights
Chattanooga to Reagan-National flights
Chattanooga to Dulles Intl flights
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Tallahassee to Reagan-National flights
Tallahassee to Dulles Intl flights
Atlanta to Harrisburg flights
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Jacksonville to Pittsburgh flights
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Jacksonville to Harrisburg flights
Augusta to LaGuardia flights
Tallahassee to LaGuardia flights
Augusta to Newark flights
Tallahassee to Newark flights
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Augusta to Philadelphia flights
Atlanta to State College flights
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Asheville to Dulles Intl flights
Jacksonville to State College flights
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Top 5 airlines flying from Atlanta to Philadelphia

Discover the top 5 airlines that operate flights from Atlanta to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$50Average$106FlexibilityNo cancel feeOn-time65%
FrontierCheapest$54Average$147FlexibilityNo cancel feeOn-time62%
DeltaCheapest$139Average$259FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$140Average$249FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$159Average$277FlexibilityNo cancel feeOn-time71%

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