Is UA520 delayed?
No delay reported — UA520 is expected in San Francisco at 10:50 on Sep 30, 18 min early.
Usually on time: arrived within 15 min of schedule on 37 of the last 60 flights.
18 min early
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Burbank
BUR
Scheduled
Not available
Arrival
San Francisco
SFO
Estimated
Scheduled 11:08
Sep 30
Times shown in airport local time
Service date: · Scheduled arrival date; departure time unavailable (America/Los_Angeles)
Think UA520 runs late today? Delayed is trading at 44¢ — pays out x2.26.
Will United Airlines UA 520 from Burbank to San Francisco arrive on time, be delayed, or be cancelled on Oct 1?Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Also sold as AC3286, AV2349
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 22 min early
San Francisco → Salt Lake City
- 65 min late
San Francisco → Salt Lake City
- 38 min late
Burbank → San Francisco
- On schedule (4 min behind)
San Francisco → Salt Lake City
- 93 min late
Burbank → San Francisco
Is UA520 usually late?
Observation window: Aug 31, 2026 – Sep 30, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
San Francisco (SFO) departures
- Left more than 15 min late
- 25 of 92
- Cancelled today
- 0
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 29, 2026Arrived | San Francisco | Salt Lake City | -22 | |
| Sep 28, 2026Arrived | San Francisco | Salt Lake City | 65 | |
| Sep 28, 2026Arrived | Burbank | San Francisco | 38 | |
| Sep 27, 2026Arrived | San Francisco | Salt Lake City | 4 | |
| Sep 27, 2026Arrived | Burbank | San Francisco | 93 | |
| Sep 26, 2026Arrived | San Francisco | Salt Lake City | -21 | |
| Sep 26, 2026Arrived | Burbank | San Francisco | 44 | |
| Sep 25, 2026Arrived | San Francisco | Salt Lake City | 9 | |
| Sep 25, 2026Arrived | Burbank | San Francisco | 45 | |
| Sep 24, 2026Arrived | San Francisco | Salt Lake City | 66 | |
| Sep 23, 2026Arrived | Salt Lake City | Denver | -22 | |
| Sep 23, 2026Arrived | San Francisco | Salt Lake City | -6 | |
| Sep 22, 2026Arrived | San Francisco | Salt Lake City | 13 | |
| Sep 22, 2026Arrived | Burbank | San Francisco | 67 | |
| Sep 21, 2026Arrived | Salt Lake City | Denver | -26 | |
| Sep 21, 2026Arrived | San Francisco | Salt Lake City | -19 | |
| Sep 21, 2026Arrived | Burbank | San Francisco | 23 | |
| Sep 20, 2026Arrived | Salt Lake City | Denver | -16 | |
| Sep 20, 2026Arrived | San Francisco | Salt Lake City | 62 | |
| Sep 20, 2026Arrived | Burbank | San Francisco | 80 | |
| Sep 19, 2026Arrived | San Francisco | Salt Lake City | 0 | |
| Sep 19, 2026Arrived | Burbank | San Francisco | 21 | |
| Sep 18, 2026Arrived | Salt Lake City | Denver | 9 | |
| Sep 18, 2026Arrived | San Francisco | Salt Lake City | 37 | |
| Sep 18, 2026Arrived | Burbank | San Francisco | 50 | |
| Sep 17, 2026Arrived | Salt Lake City | Denver | -37 | |
| Sep 17, 2026Arrived | San Francisco | Salt Lake City | 84 | |
| Sep 17, 2026Arrived | Burbank | San Francisco | 58 | |
| Sep 16, 2026Arrived | Salt Lake City | Denver | -1 | |
| Sep 16, 2026Arrived | San Francisco | Salt Lake City | 4 | |
| Sep 16, 2026Arrived | Burbank | San Francisco | -23 | |
| Sep 15, 2026Arrived | San Francisco | Salt Lake City | 1 | |
| Sep 15, 2026Arrived | Burbank | San Francisco | 11 | |
| Sep 14, 2026Arrived | Salt Lake City | Denver | -35 | |
| Sep 14, 2026Arrived | Burbank | San Francisco | -14 | |
| Sep 13, 2026Arrived | Salt Lake City | Denver | -7 | |
| Sep 13, 2026Arrived | Burbank | San Francisco | -20 | |
| Sep 12, 2026Arrived | Burbank | San Francisco | 25 | |
| Sep 11, 2026Arrived | San Francisco | Salt Lake City | 7 | |
| Sep 11, 2026Arrived | Burbank | San Francisco | 17 | |
| Sep 10, 2026Arrived | San Francisco | Salt Lake City | 32 | |
| Sep 10, 2026Arrived | Burbank | San Francisco | 29 | |
| Sep 9, 2026Arrived | San Francisco | Salt Lake City | -13 | |
| Sep 9, 2026Arrived | Burbank | San Francisco | -10 | |
| Sep 8, 2026Arrived | San Francisco | Salt Lake City | 30 | |
| Sep 8, 2026Arrived | Burbank | San Francisco | 21 | |
| Sep 7, 2026Arrived | Salt Lake City | Denver | -24 | |
| Sep 7, 2026Arrived | San Francisco | Salt Lake City | 12 | |
| Sep 7, 2026Arrived | Burbank | San Francisco | 6 | |
| Sep 6, 2026Arrived | San Francisco | Salt Lake City | -16 | |
| Sep 6, 2026Arrived | Burbank | San Francisco | 26 | |
| Sep 5, 2026Arrived | San Francisco | Salt Lake City | -29 | |
| Sep 5, 2026Arrived | Burbank | San Francisco | -9 | |
| Sep 4, 2026Arrived | Salt Lake City | Denver | 30 | |
| Sep 4, 2026Arrived | San Francisco | Salt Lake City | -15 | |
| Sep 4, 2026Arrived | Burbank | San Francisco | -40 | |
| Sep 3, 2026Arrived | Salt Lake City | Denver | -22 | |
| Sep 2, 2026Arrived | Salt Lake City | Denver | -16 | |
| Sep 2, 2026Arrived | San Francisco | Salt Lake City | 7 | |
| Aug 31, 2026Arrived | Salt Lake City | Denver | -2 |
Email me if UA520 runs late
We email you if your next UA520 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.