LATEST 12-MONTH WINDOW
BOS to SFO averages 86% full
Boston to San Francisco: 86% average load factor, 1.4M passengers, and 1.6M seats in the latest 12-month BTS window.
Load factor
86%
Passengers
1.4M
Seats
1.6M
Monthly trend
| Month | Load | Passengers |
|---|---|---|
| Apr 2025 | 85% | 109k |
| May 2025 | 87% | 130k |
| Jun 2025 | 90% | 138k |
| Jul 2025 | 91% | 142k |
| Aug 2025 | 91% | 136k |
| Sep 2025 | 84% | 120k |
| Oct 2025 | 87% | 129k |
| Nov 2025 | 82% | 101k |
| Dec 2025 | 83% | 102k |
| Jan 2026 | 81% | 83k |
| Feb 2026 | 83% | 76k |
| Mar 2026 | 85% | 98k |