Is AS489 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
13 min late
Official source · Updated
Departure
Seattle
SEA
Actual
Scheduled 20:54
Sep 7
Arrival
Ontario
ONT
Actual
Scheduled 05:58
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
SEAONT
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 11 min late
SEA → ONT
- 4 min late
SEA → ONT
- 3 min late
SEA → ONT
- 13 min late
SEA → ONT
- 13 min early
SEA → ONT
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 16
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 17
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 14, 2026Arrived | Seattle | Ontario | 11 | |
| Sep 13, 2026Arrived | Seattle | Ontario | 4 | |
| Sep 11, 2026Arrived | Seattle | Ontario | 3 | |
| Sep 7, 2026Arrived | Seattle | Ontario | 13 | |
| Sep 6, 2026Arrived | Seattle | Ontario | -13 | |
| Sep 4, 2026Arrived | Seattle | Ontario | -9 | |
| Sep 3, 2026Arrived | Seattle | Ontario | 3 | |
| Aug 31, 2026Arrived | Seattle | Ontario | -5 | |
| Aug 30, 2026Arrived | Seattle | Ontario | 7 | |
| Aug 28, 2026Arrived | Seattle | Ontario | -4 | |
| Aug 27, 2026Arrived | Seattle | Ontario | -5 | |
| Aug 24, 2026Arrived | Seattle | Ontario | 80 | |
| Aug 23, 2026Arrived | Seattle | Ontario | -4 | |
| Aug 21, 2026Arrived | Seattle | Ontario | 48 | |
| Aug 20, 2026Arrived | Seattle | Ontario | 54 | |
| Aug 19, 2026Arrived | Seattle | Ontario | -3 |