Is UA488 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
12 min early
Official source · Updated
Departure
Seattle
SEA
Actual
Scheduled 17:01
Sep 8
Arrival
Los Angeles
LAX
Actual
Scheduled 19:25
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 25 min late
SFO → STL
- 52 min late
BUR → SFO
- 18 min early
SEA → LAX
- 26 min early
BUR → SFO
- 6 min late
SFO → STL
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 16
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 23
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 16, 2026Arrived | San Francisco | St Louis | 25 | |
| Sep 16, 2026Arrived | Burbank | San Francisco | 52 | |
| Sep 15, 2026Arrived | Seattle | Los Angeles | -18 | |
| Sep 14, 2026Arrived | Burbank | San Francisco | -26 | |
| Sep 13, 2026Arrived | San Francisco | St Louis | 6 | |
| Sep 13, 2026Arrived | Burbank | San Francisco | -17 | |
| Sep 12, 2026Arrived | Seattle | Los Angeles | -15 | |
| Sep 11, 2026Arrived | San Francisco | St Louis | -16 | |
| Sep 10, 2026Arrived | San Francisco | St Louis | 7 | |
| Sep 9, 2026Arrived | San Francisco | St Louis | 24 | |
| Sep 8, 2026Arrived | Seattle | Los Angeles | -12 | |
| Sep 7, 2026Arrived | Burbank | San Francisco | -9 | |
| Sep 6, 2026Arrived | San Francisco | Las Vegas | -5 | |
| Sep 5, 2026Arrived | San Francisco | Las Vegas | -16 | |
| Sep 4, 2026Arrived | Burbank | San Francisco | -23 | |
| Sep 2, 2026Arrived | San Francisco | Las Vegas | 1 |