B
Is Delta Air Lines on time San Francisco to Seattle?
924 flights · January 2025 – August 2026 · all airlines on SFO to SEA →
83.57%
Arrived on time
Route average 73.67%
1.73%
Cancelled
Route average 1.18%
74 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Alaska Airlines | 2,719 | 69.09% | D |
| United Airlines | 2,042 | 75.76% | C |
| SkyWest Airlines | 1,082 | 72.68% | D |
| Southwest Airlines | 3 | 100% | — |
Month by month
Jul 2025
peak 98
Jun 2026