Flights on SEA–SFO arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
Median delayon timetypical arrival
p90 delay50 min1 in 10 flights is worsetail risk
Cancelled1.0%of scheduled flights
based on 6,923 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time82%Medianon timep9030 minCancel0.7%Flights1,215
- United AirlinesOn-time79%Medianon timep9045 minCancel0.7%Flights2,103
- Delta Air LinesOn-time74%Medianon timep9060 minCancel0.8%Flights871
- Alaska AirlinesOn-time65%Medianon timep9055 minCancel1.4%Flights2,734
Why flights run late
Delay causes
- Airline30%
- Weather5%
- Air traffic (NAS)40%
- Late aircraft25%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
Advertisement
Keep exploring