| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 01 | DEN | PHL | 01:03 | 05:47 |
Landed Late
|
Track > |
| Nov 30 | DEN | PHL | 00:26 | 05:11 |
Landed
|
Track > |
United Airlines Flight UA1021 connects Denver, United States to Philadelphia, United States, taking off from Denver International Airport DEN and landing at Philadelphia International Airport PHL.
How long is the UA1021 flight from Denver to Philadelphia?
The average flight time from Denver to Philadelphia is 2 hours and 44 minutes. The flight distance is 2500 km / 1554 miles and the average flight speed is 912 km/h / 567 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1021 Denver to Philadelphia?
The Airportia On-Time Performance Rating for United Airlines Flight UA1021 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1021 arriving at?
Flight UA1021 arrives at Philadelphia International Airport (PHL) Terminal D.
When was the latest UA1021 flight?
The latest flight took off on Monday, December 1st, 2025 with the flight status being Landed on 05:47.
How else can the flight UA1021 be referenced as?
This United Airlines flight can also be referenced as UAL1021, UA 1021, UAL 1021.
How often is flight UA1021 delayed?
On average, 50% of all UA1021 flights are delayed. The average delay is 20 minutes.
Can I get compensation for my delayed or cancelled UA1021 flight or baggage issues?
If your UA1021 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 UA1021 Flight Tracker above for more details.
Flight UA1021 is code-shared by 1 airline using the flight number AC3646
Other flights departing from Denver DEN: UA214, UA1049, UA1843, UA2290
Other flights arriving at Philadelphia PHL: UA520, AA3239, AA2919, AA5446
All flights connecting Denver DEN to Philadelphia PHL.