The cheapest round-trip flight from Atlanta to Chicago starts at $58 from Thu, Feb 27 to Mon, Mar 3. The cheapest one-way flight starts at $24 and departs on Wed, Feb 26.

Cheap Flights from Atlanta (ATL) to Chicago (ORD) start at $24 for one-way and $48 for round trip. Earn your airline miles on top of our rewards!

Find the best deals on flights from Atlanta (ATLA) to Chicago O'Hare International (ORD). Compare prices from hundreds of major travel agents and airlines, all in one search.

Find flights to Chicago from $20. Fly from Atlanta on Frontier, Spirit Airlines and more. Search for Chicago flights on KAYAK now to find the best deal.

Find United Airlines cheap flights from Atlanta to Chicago. Enjoy a Atlanta to Chicago modern flight experience in premium cabins with Wi-Fi.

The latest American Airlines deals for direct flights from Atlanta to Chicago so you can sit back and relax without the need for a layover.

The latest Delta deals for direct flights from Atlanta to Chicago so you can sit back and relax without the need for a layover.

Find the best deals on flights from Atlanta (ATLA) to Chicago (CHIA). Compare prices from hundreds of major travel agents and airlines, all in one search.

Fly one-way from Atlanta to Chicago (O'Hare) starting at $99. Bundle your Southwest Airlines® flight with a hotel or rental car booking and find even more savings.

Cheap Flights from Atlanta (ATL) to Chicago (CHI) start at $29 for one-way and $53 for round trip. Earn your airline miles on top of our rewards!