| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 28 | SFO | DEN | 08:58 | 12:06 |
Landed
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| Mar 27 | SFO | DEN | 09:23 | 12:32 |
Landed
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| Mar 26 | SFO | DEN | 09:09 | 12:09 |
Landed
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| Mar 25 | SFO | DEN | 10:38 | 13:32 |
Delayed
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| Mar 24 | SFO | DEN | 09:09 | 12:12 |
Landed
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| Mar 23 | SFO | DEN | 09:01 | 12:03 |
Landed
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| Mar 22 | SFO | DEN | 09:00 | 11:58 |
Landed
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| Mar 21 | SFO | DEN | 09:01 | 11:57 |
Landed
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| Mar 20 | SFO | DEN | 09:06 | 12:06 |
Landed
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| Mar 19 | SFO | DEN | 09:20 | 12:26 |
Landed
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United Airlines Flight UA1023 connects San Francisco, United States to Denver, United States, taking off from San Francisco International Airport SFO and landing at Denver International Airport DEN.
How long is the UA1023 flight from San Francisco to Denver?
The average flight time from San Francisco to Denver is 2 hours and 1 minute. The flight distance is 1553 km / 965 miles and the average flight speed is 767 km/h / 477 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1023 San Francisco to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA1023 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA1023 flight?
The latest flight took off on Saturday, March 28th, 2026 with the flight status being Landed on 12:06.
How else can the flight UA1023 be referenced as?
This United Airlines flight can also be referenced as UAL1023, UA 1023, UAL 1023.
How often is flight UA1023 delayed?
On average, 20% of all UA1023 flights are delayed. The average delay is 34 minutes.
Can I get compensation for my delayed or cancelled UA1023 flight or baggage issues?
If your UA1023 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 UA1023 Flight Tracker above for more details.
Flight UA1023 is code-shared by 3 airlines using the flight numbers AC4047, NZ9058, VA8342
Other flights departing from San Francisco SFO: UA5500, UA2027, AA1146, UA1439
Other flights arriving at Denver DEN: OO6422, UA5270, WN2309, UA464
All flights connecting San Francisco SFO to Denver DEN.