$109 Cheap Delta flights Chicago (ORD) to Miami (MIA)

Set the “Price (lowest to highest)” filter on Expedia to look for cheap Delta Air Lines round-trip flights from $211 from ORD to MIA. Affordable one-way tickets from $109 are also on offer.**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.

September is one of the cheapest months to jet away to Miami with Delta Air Lines. You could also find fantastic deals on return and one-way tickets in October.

For cheap Delta Air Lines fares from O’Hare Intl. Airport (ORD) to Miami Intl. Airport (MIA), start searching one to three months before your intended departure. Reserving 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 overall price. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book 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.

Select our “Nonstop” filter when looking for direct Delta Air Lines flights from ORD to MIA. It’s also a great way to compare other airlines offering the same nonstop route.

To find the earliest departure from ORD to MIA with Delta Air Lines, filter your results by “Early Morning” and “Morning.” Choosing an early flight usually means you’re less likely to experience cancellations.**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.

Miami Intl. Airport (MIA) is the main Miami gateway for Delta Air Lines flights from O’Hare Intl. Airport (ORD).

Traveling from ORD to MIA with Delta Air Lines comes with plenty of perks, including 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 in addition to 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.

Changes are generally free within 24 hours of making your booking, but your airline may charge a fee after that. For further details about modifying your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to make changes without being charged, tick the “Changes included” or “No cancel fee” filter when planning your next adventure.