Flights on SFO–SEA arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
Median delayon timetypical arrival
p90 delay40 min1 in 10 flights is worsetail risk
Cancelled0.9%of scheduled flights
based on 6,921 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time85%Medianon timep9030 minCancel0.8%Flights871
- United AirlinesOn-time80%Medianon timep9035 minCancel0.2%Flights2,102
- SkyWest AirlinesOn-time79%Medianon timep9030 minCancel0.8%Flights1,217
- Alaska AirlinesOn-time65%Medianon timep9050 minCancel1.6%Flights2,731
Why flights run late
Delay causes
- Airline26%
- Weather2%
- Air traffic (NAS)26%
- Late aircraft46%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
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