AirHint found the following cheapest return flights from Chicago (ORD) to Atlanta (ATL) in January 2026 (see full year).

Return flights

15 Jan - 21 Jan	Frontier Airlines	direct
15 Jan - 25 Feb	Frontier Airlines	direct
10 Jan - 14 Jan	Spirit Airlines
21 Jan - 10 Feb	Spirit Airlines
21 Jan - 04 Feb	Spirit Airlines
15 Jan - 18 Jan	American Airlines	direct
04 Jan - 14 Jan	Spirit Airlines
01 Jan - 14 Jan	Spirit Airlines
05 Jan - 14 Jan	Spirit Airlines
10 Jan - 17 Jan	Spirit Airlines
04 Jan - 17 Jan	Spirit Airlines
01 Jan - 17 Jan	Spirit Airlines
05 Jan - 17 Jan	Spirit Airlines

Also check the deals for one-way flights from Chicago to Atlanta in January.

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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Cheapest return flights from Chicago to Atlanta in January from $116

Return flights