Cheapest one-way flights from Chicago to Atlanta in September from $60

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

One-Way flights

16 Sep Spirit Airlines
24 Sep Spirit Airlines
06 Sep Spirit Airlines
23 Sep Spirit Airlines
20 Sep Spirit Airlines
24 Sep United direct
16 Sep Frontier Airlines direct
23 Sep Delta direct
20 Sep American Airlines direct
06 Sep Delta direct

Also check the deals for return 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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