$107 Cheap United flights Denver (DEN) to Tucson (TUS)

You’ll discover cheap return United Airlines flights from $205 from DEN to TUS by filtering your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $107 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.

Browse for round-trip or one-way flights to Tucson in June or July. You could find an affordable fare with United Airlines during these quieter months.

Search for cheap United Airlines flights from Denver Intl. Airport (DEN) to Tucson Intl. Airport (TUS) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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.

Easily travel from Denver Intl. Airport (DEN) to Tucson Intl. Airport (TUS) on any of United Airlines’s 35 weekly direct flights. Use Expedia’s “Nonstop” and “Airline” filters to find the United Airlines flight that’ll land at TUS at a time that suits you.

On average, it takes 2h 11m to fly nonstop from Denver Intl. Airport (DEN) to Tucson Intl. Airport (TUS) with United Airlines.

Thursday has the most United Airlines flights from Denver Intl. Airport (DEN) to Tucson Intl. Airport (TUS). With 5 daily departures, this is a great day to book something that will work for your schedule.

Jetting off from DEN at 7:45AM UTC-7, the first United Airlines flight to TUS lands at 9:59AM UTC-7. Flying early means you’ll be less likely to encounter cancellations or delays.* Not a morning person? The last United Airlines flight from DEN to TUS departs at 7:45PM UTC-7 and touches down at 9:56PM UTC-7.*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 United Airlines flight from Denver Intl. Airport (DEN) to Tucson, and you’ll likely come in to Tucson Intl. Airport (TUS). This is the airline’s main hub here.

With a rewarding loyalty program, United Airlines is a favorite of many passengers departing from DEN to TUS. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll likely be onboard an Embraer 175 or a Boeing 737-800 when flying United Airlines from Denver Intl. Airport (DEN) to Tucson Intl. Airport (TUS). However, keep in mind that a different aircraft may be assigned depending on operational reasons.

Changes are generally free within 24 hours of making your booking, but your airline may charge you after that time. For more details about altering your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your plans without extra charges, check the “Changes included” or “No cancel fee” filter when organizing your next escape.