About 1 in 4 AS 8 flights from San Francisco arrived 15+ minutes late, diverted or cancelled over the past year (23%); 0.8% were cancelled. The typical flight landed 11 minutes early.
AS 8: SFO → DCA
Scheduled to leave San Francisco at 9:39 a.m. local time. Over the past year it arrived on time 77% of the time (363 flights), in line with other AS flights on the route at that hour (77%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 53 | 70% |
| Tuesday | 52 | 85% |
| Wednesday | 52 | 77% |
| Thursday | 51 | 71% |
| Friday | 52 | 69% |
| Saturday | 51 | 88% |
| Sunday | 52 | 83% |
Why it was late
Questions
How often is AS 8 from SFO to DCA late?
Alaska Airlines 8 from San Francisco, CA to Washington, DC arrived 15 or more minutes late, was diverted or was cancelled on 23% of 363 scheduled flights between September 2025 and August 2026. 0.8% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Alaska Airlines for today's flight. Method.