Cheapest one-way flights from Philadelphia to Atlanta in September from $35

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Atlanta (ATL) in September 2025 (see full year).

One-Way flights

02 Sep Spirit Airlines direct
05 Sep Spirit Airlines direct
25 Sep Spirit Airlines direct
26 Sep Spirit Airlines direct
28 Sep Spirit Airlines direct
29 Sep Spirit Airlines direct
08 Sep Spirit Airlines direct
12 Sep Spirit Airlines direct
24 Sep Frontier Airlines direct
13 Sep Frontier Airlines direct

Also check the deals for return flights from Philadelphia to Atlanta in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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