$279 Cheap Delta flights Atlanta (ATL) to Bloomington (BMI)

Landing cheap one-way Delta Air Lines flights from ATL to BMI from $279 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Alternatively, check out our affordable return fares from $399 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To find cheap Delta Air Lines fares from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Central Illinois Regional Airport (BMI), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the cost. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The earliest Delta Air Lines flight from ATL to BMI takes off at 2:32PM UTC-5, arriving at 3:20PM UTC-6. If you prefer to head off later in the day, the last Delta Air Lines flight leaves ATL at 9:36PM UTC-5 and lands at BMI at 10:26PM UTC-6. Flying early is generally a good option as morning and mid-morning flights are 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Traveling from ATL to BMI with Delta Air Lines comes with a range of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.