Is UA1577 delayed?
No delay reported yet — UA1577 is scheduled to leave San Francisco at 19:19 on Sep 26 and reach San Diego at 20:42 (as of Sep 26, 07:18 UTC). Over its last 54 recorded arrivals, 11 landed more than 15 min late.
Each route and date is shown separately. Confirm that both airports match your booking.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
San Francisco
SFO
Scheduled
Sep 26
Arrival
San Diego
SAN
Scheduled
Sep 26
Times shown in airport local time
Service date: · Scheduled departure date (America/Los_Angeles)
Think UA1577 runs late today? Delayed is trading at 20¢ — pays out x5.02.
Will United Airlines UAL 1577 from San Francisco to San Diego arrive on time, be delayed, or be cancelled on Sep 26?Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- 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.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Knoxville
TYS
Scheduled
Sep 26
Arrival
Chicago
ORD
Scheduled
Sep 26
Times shown in airport local time
Service date: · Scheduled departure date (UTC)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 38 min early
SFO → SAN
- 8 min early
ORD → SFO
- 24 min early
TYS → ORD
- 21 min early
SFO → SAN
- 19 min early
ORD → SFO
Flight history and details
Aug 27, 2026 — Sep 26, 2026
- Observed arrivals
- 54
- Arrivals over 15 minutes late
- 11
- Observed cancellations
- 0
- Observed occurrences
- 61
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 25, 2026Arrived | San Francisco | San Diego | -38 | |
| Sep 25, 2026Arrived | Chicago | San Francisco | -8 | |
| Sep 25, 2026Arrived | Knoxville | Chicago | -24 | |
| Sep 24, 2026Arrived | San Francisco | San Diego | -21 | |
| Sep 24, 2026Arrived | Chicago | San Francisco | -19 | |
| Sep 24, 2026Arrived | Knoxville | Chicago | -28 | |
| Sep 23, 2026Arrived | San Francisco | San Diego | 4 | |
| Sep 23, 2026Arrived | Chicago | San Francisco | -16 | |
| Sep 22, 2026Arrived | San Francisco | San Diego | 7 | |
| Sep 22, 2026Arrived | Chicago | San Francisco | -6 | |
| Sep 21, 2026Arrived | Chicago | San Francisco | 76 | |
| Sep 20, 2026Arrived | San Francisco | San Diego | 57 | |
| Sep 20, 2026Arrived | Chicago | San Francisco | -2 | |
| Sep 19, 2026Arrived | San Francisco | San Diego | -11 | |
| Sep 19, 2026Arrived | Chicago | San Francisco | 45 | |
| Sep 18, 2026Arrived | San Francisco | San Diego | 7 | |
| Sep 18, 2026Arrived | Chicago | San Francisco | -17 | |
| Sep 17, 2026Arrived | San Francisco | San Diego | -21 | |
| Sep 17, 2026Arrived | Chicago | San Francisco | 40 | |
| Sep 16, 2026Arrived | San Francisco | San Diego | -9 | |
| Sep 16, 2026Arrived | Chicago | San Francisco | 10 | |
| Sep 15, 2026Arrived | Chicago | San Francisco | 94 | |
| Sep 14, 2026Arrived | San Francisco | San Diego | -3 | |
| Sep 14, 2026Arrived | Chicago | San Francisco | -5 | |
| Sep 13, 2026Arrived | San Francisco | San Diego | 19 | |
| Sep 13, 2026Arrived | Chicago | San Francisco | -4 | |
| Sep 12, 2026Arrived | San Francisco | San Diego | -18 | |
| Sep 12, 2026Arrived | Chicago | San Francisco | -16 | |
| Sep 11, 2026Arrived | San Francisco | San Diego | 0 | |
| Sep 11, 2026Arrived | Chicago | San Francisco | -15 | |
| Sep 10, 2026Arrived | San Francisco | San Diego | -3 | |
| Sep 10, 2026Arrived | Chicago | San Francisco | -6 | |
| Sep 9, 2026Arrived | San Francisco | San Diego | -17 | |
| Sep 9, 2026Arrived | Chicago | San Francisco | -7 | |
| Sep 8, 2026Arrived | San Francisco | San Diego | -17 | |
| Sep 8, 2026Arrived | Chicago | San Francisco | -7 | |
| Sep 7, 2026Arrived | San Francisco | San Diego | 24 | |
| Sep 7, 2026Arrived | Chicago | San Francisco | -14 | |
| Sep 6, 2026Arrived | Chicago | San Francisco | 128 | |
| Sep 5, 2026Arrived | San Francisco | San Diego | -14 | |
| Sep 5, 2026Arrived | Chicago | San Francisco | -12 | |
| Sep 4, 2026Arrived | San Francisco | San Diego | 3 | |
| Sep 4, 2026Arrived | Chicago | San Francisco | -32 | |
| Sep 3, 2026Arrived | San Francisco | San Diego | -19 | |
| Sep 3, 2026Arrived | Chicago | San Francisco | 7 | |
| Sep 2, 2026Arrived | San Francisco | San Diego | 156 | |
| Sep 2, 2026Arrived | Chicago | San Francisco | -10 | |
| Sep 1, 2026Arrived | Chicago | San Francisco | 12 | |
| Aug 31, 2026Arrived | Chicago | San Francisco | 75 | |
| Aug 30, 2026Arrived | Chicago | San Francisco | 84 | |
| Aug 29, 2026Arrived | San Francisco | San Diego | -10 | |
| Aug 29, 2026Arrived | Chicago | San Francisco | 0 | |
| Aug 28, 2026Arrived | Chicago | San Francisco | -25 | |
| Aug 27, 2026Arrived | Chicago | San Francisco | -6 |