$89 Cheap Delta flights Denver (DEN) to Las Vegas (LAS)

You’ll find cheap round-trip Delta Air Lines flights from $177 from DEN to LAS by filtering your results from “Price (lowest to highest)” on Expedia. Or search for options from $89 for a one-way journey.**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 least expensive months to fly to Las Vegas with Delta Air Lines. You could also find fantastic deals on one-way and round-trip fares in June.

To find cheap Delta Air Lines fares from Denver Intl. Airport (DEN) 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 the price you pay. Sunday is typically 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.

Select our “Nonstop” filter when looking for direct Delta Air Lines flights from DEN to LAS. It’s also an easy way to compare other airlines servicing the same nonstop journey.

Filter your results by “Morning” and “Early Morning” to find the earliest flights from DEN to LAS. Heading 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.

Take a Delta Air Lines flight from Denver Intl. Airport (DEN) to Las Vegas, and you’re most likely to arrive at Harry Reid Intl. Airport (LAS). This is the airline’s primary hub here.

Delta Air Lines makes traveling from DEN to LAS enjoyable with an excellent in-flight experience and a rewarding loyalty program. You may even earn points with Delta SkyMiles. Be sure to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*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 more information about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to make changes without being charged, check the “No cancel fee” or “Changes included” filter when planning your next trip.