Flight Deals from Chicago to Atlanta from $38

When planning your flight from Chicago to Atlanta, consider that prices tend to fluctuate significantly throughout the year. The peak price season emerges around late September to early October, with prices soaring to peaks of about $1,077 in early October, while the busiest travel times around December also see spikes. Conversely, the low price periods are usually from late May to early June, and again in late July, where prices can drop to around $132. Notably, the transition into high season in early October is quite abrupt, so booking in advance is advisable during that time.

If you're planning to fly from Chicago to Atlanta, the best time to buy your ticket is around 23 days before departure, when prices are at their lowest, typically around $152. Prices begin to increase significantly after the 20-day mark, with fares rising from about $157 to over $400 as you approach your departure date. Notably, if you wait too long, you could face fares that are substantially higher—up to 164% more expensive within the final days before your flight. To ensure you get the best deal, aim to purchase your ticket at least 20 days in advance.