Cheapest one-way MDW–ATL flights, September

AirHint found the following cheapest one-way flights from Chicago (MDW) to Atlanta (ATL) in September 2026 (see full year).

One-Way flights

16 Sep Frontier Airlines direct
22 Sep Frontier Airlines direct
08 Sep Frontier Airlines direct
01 Sep Frontier Airlines direct
02 Sep Frontier Airlines direct
15 Sep Frontier Airlines direct
17 Sep Frontier Airlines direct
19 Sep Frontier Airlines direct
21 Sep Frontier Airlines direct
05 Sep Frontier Airlines direct

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

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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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