Seattle–Tacoma International Airport in September 2025
37,538
Everything we hold for Seattle–Tacoma International Airport in September 2025: 37,538 aircraft movements (US BTS T-100) · 39,484 tonnes of cargo (US BTS T-100) · 4,408,118 passengers (US BTS T-100). Each figure carries the body that published it and how it was measured.
Figure
3| How it is measured | Figure | Domestic / International | Source |
|---|---|---|---|
| Aircraft movements all traffic at the airport | 37,538 | 33,576 / 3,962 | US BTS T-100 |
| Tonnes of cargo all traffic at the airport | 39,484 | 27,911 / 11,574 | US BTS T-100 |
| Passengers all traffic at the airport | 4,408,118 | 3,819,021 / 589,097 | US BTS T-100 |
Day by day in this month
No day-level counts for this month.