LATEST 12-MONTH WINDOW
IAD to PWM averages 82% full
Dulles and Portland: 82% average load factor, 131k passengers, and 159k seats across both directions in the latest 12-month BTS window.
Load factor
82%
Passengers
131k
Seats
159k
Monthly trend
| Month | Load | Passengers |
|---|---|---|
| Jul 2025 | 90% | 15k |
| Aug 2025 | 91% | 15k |
| Sep 2025 | 87% | 12k |
| Oct 2025 | 85% | 14k |
| Nov 2025 | 77% | 10k |
| Dec 2025 | 86% | 8k |
| Jan 2026 | 85% | 6k |
| Feb 2026 | 90% | 6k |
| Mar 2026 | 88% | 6k |
| Apr 2026 | 81% | 7k |
| May 2026 | 72% | 14k |
| Jun 2026 | 69% | 16k |