Cheap flights from Philadelphia to Atlanta from $42

The month of September is, on average, the cheapest month to fly to Atlanta from Philadelphia, with most prices found around $159. If you aren’t able to travel to Atlanta during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $175.

Our data shows that Thursday is the least expensive day to fly to Atlanta. Tickets to fly out on this day can be as low as $278. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Sunday is $368.

The cheapest time of day to fly to Atlanta is in the evening when flights can be purchased for as low as $253. Flights to Atlanta are more costly in the afternoon, with an average ticket price of $322. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Philadelphia to Atlanta Hartsfield-Jackson for the best Philadelphia - Atlanta Hartsfield-Jackson flight prices

You are more likely to see cheaper flights to Atlanta from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Atlanta for around $226 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Atlanta from Philadelphia for as low as $176 on momondo.

There are 4 cabin classes available to choose from on Philadelphia to Atlanta flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest is the most popular carrier operating from Philadelphia to Atlanta Hartsfield-Jackson

Frontier, Delta and United Airlines are the top three most popular airlines that fly to Atlanta from Philadelphia according to our data. Frontier is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Atlanta. Keep in mind that there are 6 different airlines that fly to Atlanta on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% of flights between Philadelphia and Atlanta have experienced a delay on any given week. The average delay length over the past 12 months has been 141 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

The number of flights available between Philadelphia and Atlanta is 26 per day as of September 2026. The most frequent departure time is 3:00PM, with 43% of daily flights leaving in the afternoon.

As of September 2026, there are 188 flights per week flying from Philadelphia to Atlanta. The most common day of the week flights depart is Wed, with 28% of flights taking off on this day.