$109 Cheap Delta flights Denver (DEN) to Chicago (ORD)

Finding cheap one-way Delta Air Lines flights from DEN to ORD from $109 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $211 for your next exciting vacation.**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.

January is one of the most affordable months to jet off to Chicago with Delta Air Lines. You could also find great deals on one-way and return tickets in February.

To find cheap Delta Air Lines fares from Denver Intl. Airport (DEN) to O’Hare Intl. Airport (ORD), start searching one to three months before your planned 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 price you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip 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.

Simply enter your dates, click search and select “Nonstop” on Expedia to browse any direct flights from DEN to ORD with Delta Air Lines or another airline.

Filter your results by “Morning” and “Early Morning” to find the earliest flights from DEN to ORD. Setting off early means you’re 20% 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.

O’Hare Intl. Airport (ORD) is the primary Chicago hub for Delta Air Lines flights from Denver Intl. Airport (DEN).

Heading from DEN to ORD with Delta Air Lines comes with plenty of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to use 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.

Changes are generally free within 24 hours of making your booking, but your airline may add a charge after that time. For further information about modifying your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to adjust your plans without extra charges, check the “Changes included” and “No cancel fee” filters when planning your next break.