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UA 631 Denver to Phoenix Flight Status

United Airlines Flight UA631 from Denver International Airport DEN to Phoenix Sky Harbor International Airport PHX is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 20th, 2026.
Check the table below for UA631's most recent flight history:

UA 631 Flight Status & Schedule

Date Departure Arrival Status
May 20 13:38 14:13
Landed
Track >
May 19 13:38 14:12
Landed
Track >
May 18 13:53 14:25
Landed
Track >
May 17 13:34 14:14
Landed
Track >
May 16 13:55 14:34
Landed
Track >

United Airlines UA 631 Denver to Phoenix Flight Information

United Airlines Flight UA631 connects Denver, United States to Phoenix, United States, taking off from Denver International Airport DEN and landing at Phoenix Sky Harbor International Airport PHX.

How long is the UA631 flight from Denver to Phoenix?

The average flight time from Denver to Phoenix is 1 hour and 30 minutes. The flight distance is 968 km / 602 miles and the average flight speed is 642 km/h / 399 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA631 Denver to Phoenix?

The Airportia On-Time Performance Rating for United Airlines Flight UA631 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA631 arriving at?

Flight UA631 arrives at Phoenix Sky Harbor International Airport (PHX) Terminal 3.

When was the latest UA631 flight?

The latest flight took off on Wednesday, May 20th, 2026 with the flight status being Landed on 14:13.

How else can the flight UA631 be referenced as?

This United Airlines flight can also be referenced as UAL631, UA0631, UA 631, UAL 631.

How often is flight UA631 delayed?

On average, 20% of all UA631 flights are delayed. The average delay is 11 minutes.

Can I get compensation for my delayed or cancelled UA631 flight or baggage issues?

If your UA631 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 UA631 Flight Tracker above for more details.

UA631 and Denver DEN to Phoenix PHX Flights

Flight UA631 is code-shared by 1 airline using the flight number AC5151

Other flights departing from Denver DEN: UA250, WN1795, OO5224, UA6031

Other flights arriving at Phoenix PHX: AA3227, AA2515, AA506, AA1625

All flights connecting Denver DEN to Phoenix PHX.

UA631 United Airlines Flight: Denver to Phoenix 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.