Cheapest return flights from Chicago to Atlanta in September from $97

AirHint found the following cheapest return flights from Chicago (ORD) to Atlanta (ATL) in September 2025 (see full year).

Return flights

06 Sep - 13 Sep Frontier Airlines direct
02 Sep - 03 Sep Spirit Airlines
03 Sep - 17 Sep Spirit Airlines
03 Sep - 20 Sep Spirit Airlines
03 Sep - 16 Sep Spirit Airlines
03 Sep - 10 Sep Spirit Airlines
03 Sep - 13 Sep Spirit Airlines
03 Sep - 09 Sep Spirit Airlines
27 Sep - 29 Sep Frontier Airlines direct
05 Sep - 06 Sep Frontier Airlines direct
26 Sep - 05 Oct Frontier Airlines direct
20 Sep - 07 Oct Spirit Airlines
20 Sep - 04 Oct Spirit Airlines
17 Sep - 07 Oct Spirit Airlines
17 Sep - 04 Oct Spirit Airlines
27 Sep - 07 Oct Spirit Airlines
27 Sep - 04 Oct Spirit Airlines
27 Sep - 18 Oct Spirit Airlines
27 Sep - 15 Oct Spirit Airlines
18 Sep - 07 Oct Spirit Airlines

Also check the deals for one-way flights from Chicago 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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