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UA 1660 Tucson to Denver Flight Status

United Airlines Flight UA1660 from Tucson International Airport TUS to Denver International Airport DEN is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on February 11th, 2026.
Check the table below for UA1660's most recent flight history:

UA 1660 Flight Status & Schedule

Date Departure Arrival Status
Feb 11 17:36 18:59
Landed
Track >
Feb 10 17:54 19:19
Landed
Track >
Feb 09 17:43 19:10
Landed
Track >
Feb 08 17:43 19:18
Landed
Track >
Feb 06 17:31 18:59
Landed
Track >

United Airlines UA 1660 Tucson to Denver Flight Information

United Airlines Flight UA1660 connects Tucson, United States to Denver, United States, taking off from Tucson International Airport TUS and landing at Denver International Airport DEN.

How long is the UA1660 flight from Tucson to Denver?

The average flight time from Tucson to Denver is 1 hour and 30 minutes. The flight distance is 1029 km / 639 miles and the average flight speed is 688 km/h / 427 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA1660 Tucson to Denver?

The Airportia On-Time Performance Rating for United Airlines Flight UA1660 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA1660 flight?

The latest flight took off on Thursday, February 12th, 2026 with the flight status being Landed on 18:59.

How else can the flight UA1660 be referenced as?

This United Airlines flight can also be referenced as UAL1660, UA 1660, UAL 1660.

How often is flight UA1660 delayed?

On average, 10% of all UA1660 flights are delayed. The average delay is 4 minutes.

Can I get compensation for my delayed or cancelled UA1660 flight or baggage issues?

If your UA1660 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our UA1660 Flight Tracker above for more details.

UA1660 and Tucson TUS to Denver DEN Flights

Flight UA1660 is code-shared by 2 airlines using the flight numbers AC4083, CM1291

Other flights departing from Tucson TUS: AS3028, AA2768, AA3953, DL3925

Other flights arriving at Denver DEN: WN1991, WN3167, UA5015, UA5118

All flights connecting Tucson TUS to Denver DEN.

UA1660 United Airlines Flight: Tucson to Denver Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.