Frontier's UpFront Plus seats guarantee an empty middle seat for added comfort.
Frontier's Economy Bundle includes a carry-on bag and seat selection, reducing extra fees.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $108 (Cheapflightsfares) |
One-way from | $52 (Kiwi.com) |
Popular in | November |
Cheapest in | February |
Average price | $218 |
Good round-trip deal | $209 or less |
Good one-way deal | $100 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Sat 12/13
6:20 am-2:45 pm
2 stops8h 25m
Atlanta Hartsfield-Jackson
Wed 12/17
12:10 pm-5:20 pm
1 stop5h 10m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Wed 11/26
7:00 am-4:38 pm
1 stop9h 38m
Atlanta Hartsfield-Jackson
Sun 11/30
9:55 am-3:51 pm
1 stop5h 56m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Sat 12/13
6:20 am-2:45 pm
2 stops8h 25m
Atlanta Hartsfield-Jackson
Thu 12/18
3:35 pm-10:10 pm
1 stop6h 35m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Sat 12/20
7:00 am-9:25 am
Nonstop2h 25m
Atlanta Hartsfield-Jackson
Thu 1/1
10:34 pm-12:27 am
Nonstop1h 53m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Mon 12/8
12:05 pm-8:00 pm
2 stops7h 55m
Atlanta Hartsfield-Jackson
Wed 12/10
8:10 am-5:35 pm
2 stops9h 25m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Sat 1/17
5:50 am-12:50 pm
1 stop7h 00m
Atlanta Hartsfield-Jackson
Sat 1/17
2:25 pm-8:20 pm
1 stop5h 55m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Thu 12/25
6:00 am-10:29 am
1 stop4h 29m
Atlanta Hartsfield-Jackson
Sun 12/28
5:30 am-9:55 am
1 stop4h 25m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Wed 11/26
5:10 pm-11:05 pm
1 stop5h 55m
Atlanta Hartsfield-Jackson
Tue 12/2
7:55 am-5:35 pm
2 stops9h 40m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Sat 11/22
5:25 am-3:05 pm
2 stops9h 40m
Atlanta Hartsfield-Jackson
Wed 12/3
7:55 am-5:35 pm
2 stops9h 40m
PhiladelphiaAtlanta
PHL - ATL
PHLATL
Philadelphia
Sat 1/3
1:45 pm-7:35 pm
1 stop5h 50m
Atlanta Hartsfield-Jackson
Sat 1/10
7:30 am-7:55 pm
2 stops12h 25m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The price you pay for your flight from Philadelphia to Atlanta may vary depending on when you book. For the best chance of a lower fare, look to book 31 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Atlanta (average of $38). Flying from Philadelphia to Atlanta in July is currently the most expensive (average of $92). 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.
It’s typically best to fly out from Philadelphia to Atlanta in the evening. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their Philadelphia to Atlanta flight should consider departing on Saturday evenings 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.
About 13% of weekly flights between Philadelphia and Atlanta have experienced delays in the past year, with the average delay time being 142 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Allegiant Air have had the lowest number of delays on this route, with no flights being classified as delayed.
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Food
Entertainment
Boarding
Comfort
Overall
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$55 | Average$121 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$58 | Average$157 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$285 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$150 | Average$244 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$161 | Average$283 | FlexibilityNo cancel fee | On-time71% |