Informational Guide to San Francisco Airport (SFO) - NON OFFICIAL

UA513 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA513, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Denver - Denver International Airport (Airport Code DEN).
This flight data pertains specifically to the flight's details for Saturday, March 28, 2026.

UA513 On Time performance:
91
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

UA513 United Airlines to Denver

We only provide flight information for yesterday, today and tomorrow. This flight is not scheduled for this interval of time.

Airline information

United Airlines
United Airlines

Departure

San Francisco (SFO)
March 28, 2026
San Francisco International Airport

Arrival

Denver (DEN)
March 28, 2026
Denver International Airport
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-sfo.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AC5438 - Air Canada

- NZ9052 - Air New Zealand

- VA8335 - Virgin Australia

Additional Information

Which is the frequency of flight UA513?
The flight UA513 is scheduled to flight on daily basis.

Which is the distance of flight UA513?
The distance between the two airports is 966 miles.

Which is the flight time of flight UA513?
The scheduled flight time gate to gate is: 02:41 hours.
The real flight time gate to gate on average is: 02:38 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in San Francisco: 2026-04-01 07:11:44
Current Time in Denver: 2026-04-01 08:11:44

Alternative Flights

The following airlines serves the same route between San Francisco and Denver:

Frontier Airlines
- Flight Number: F91094. (On Time performance: 76 - Average Delay: 25 minutes)
- Flight Number: F91230. (On Time performance: 89 - Average Delay: 7 minutes)

United Airlines
- Flight Number: UA1023. (On Time performance: 82 - Average Delay: 6 minutes)
- Flight Number: UA1430. (On Time performance: 86 - Average Delay: 11 minutes)
- Flight Number: UA1479. (On Time performance: 86 - Average Delay: 5 minutes)
- Flight Number: UA1596. (On Time performance: 79 - Average Delay: 13 minutes)
- Flight Number: UA1604. (On Time performance: 82 - Average Delay: 14 minutes)
- Flight Number: UA2121.
- Flight Number: UA2234.
- Flight Number: UA2348. (On Time performance: 91 - Average Delay: 6 minutes)
- Flight Number: UA2436. (On Time performance: 86 - Average Delay: 13 minutes)
- Flight Number: UA259. (On Time performance: 86 - Average Delay: 10 minutes)
- Flight Number: UA301. (On Time performance: 89 - Average Delay: 5 minutes)

Southwest Airlines
- Flight Number: WN276. (On Time performance: 83 - Average Delay: 12 minutes)
- Flight Number: WN310. (On Time performance: 85 - Average Delay: 6 minutes)
- Flight Number: WN4429. (On Time performance: 38 - Average Delay: 28 minutes)
- Flight Number: WN4430. (On Time performance: 45 - Average Delay: 20 minutes)
- Flight Number: WN860. (On Time performance: 77 - Average Delay: 16 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from March 05, 2026 to March 26, 2026, we have obtained these figures.
Total number of flights: 22
On Time: 20 ( 91 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 2 ( 9 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 4 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from March 05, 2026 to March 26, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights UA513

Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
28 March
06:12 am
San Francisco (SFO)
09:39 am
Denver (DEN)
02h 27min
Boeing 737-800
Boeing 737-800
Landed - On-time
Friday
27 March
05:56 am
San Francisco (SFO)
09:39 am
Denver (DEN)
02h 43min
Boeing 737-900
Boeing 737-900
Landed - On-time
Thursday
26 March
05:53 am
San Francisco (SFO)
09:16 am
Denver (DEN)
02h 23min
Boeing 737-900
Boeing 737-900
Landed - On-time
Wednesday
25 March
06:20 am
San Francisco (SFO)
10:00 am
Denver (DEN)
02h 40min
Boeing 757-200
Boeing 757-200
Landed - On-time
Tuesday
24 March
06:21 am
San Francisco (SFO)
09:59 am
Denver (DEN)
02h 38min
Boeing 757-200
Boeing 757-200
Landed - On-time
Monday
23 March
05:55 am
San Francisco (SFO)
09:26 am
Denver (DEN)
02h 31min
Boeing 737-900
Boeing 737-900
Landed - On-time
Sunday
22 March
05:53 am
San Francisco (SFO)
09:22 am
Denver (DEN)
02h 29min
Boeing 737-900
Boeing 737-900
Landed - On-time
Saturday
21 March
06:10 am
San Francisco (SFO)
09:55 am
Denver (DEN)
02h 45min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
20 March
05:56 am
San Francisco (SFO)
09:25 am
Denver (DEN)
02h 29min
Boeing 737-900
Boeing 737-900
Landed - On-time
Thursday
19 March
05:52 am
San Francisco (SFO)
09:13 am
Denver (DEN)
02h 21min
Boeing 737MAX
Boeing 737MAX
Landed - On-time