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Airport Statistics

2017 Airport Activity Highlights

  • Total Air Passengers: 46.9 million
  • Total Aircraft Operations: 416,124
  • Total Air Cargo (metric tons): ​425,856

Air Passengers

  • Passenger levels increased 2.6 percent from 2016
  • 9th busiest airport in U.S. (2016 rank)

Aircraft Operations

  • 416,124 takeoffs and landings at Sea-Tac in 2017
  • Aircraft operations increased 1.0 percent from 2016
  • Air carrier, 97% of total operations
  • Air taxi, 2% of total operations
  • 15th busiest U.S. commercial service airport (2016 rank)

Air Cargo

  • Air cargo increased 16.2 percent from 2016
  • 19th busiest airport in U.S. by cargo volume (2016 rank)

Sea-Tac Airport Economic Impacts Report

Select this link to view a summary page of Sea-Tac Airport Economic Impacts
Select this link to view the full Sea-Tac Airport Economic Impacts Report (PDF)

Report Search

See a glossary of terms used in these reports. 

Current and Historic Traffic and Operations Statistics



Trade Route Report


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Passenger  Freight

Enplaned  Deplaned  Both