$119 Cheap Delta flights Chicago (ORD) to Las Vegas (LAS)

Grab cheap return Delta Air Lines flights from $231 from ORD to LAS by organizing your results from “Price (lowest to highest)” on Expedia. Or look for bargains from $119 for a one-way trip.**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.

Delta Air Lines flights to Las Vegas are generally cheaper in the quieter months of January and June. Whether you need a one-way or round-trip ticket, you could land a better deal then.

To find cheap Delta Air Lines fares from O’Hare Intl. Airport (ORD) to Harry Reid Intl. Airport (LAS), 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 what you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey 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.

Use the “Nonstop” filter when searching for direct Delta Air Lines flights from ORD to LAS. It’s also a good way to compare other carriers servicing the same nonstop trip.

To find the earliest departure from ORD to LAS with Delta Air Lines, filter your results by “Early Morning” and “Morning.” Booking an early flight generally 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.

Harry Reid Intl. Airport (LAS) is the main Las Vegas hub for Delta Air Lines flights from O’Hare Intl. Airport (ORD).

With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many travelers flying from ORD to LAS. Plus, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of making a booking, but your airline may charge a fee after that time. For further details about modifying your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to change your plans without being charged, apply the “Changes included” or “No cancel fee” filter when organizing your next adventure.