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| Current local time | 19:16:42 Friday 31.10.2025 |
| Time zone | UTC - 08:00 |
| Demand calculation | 10:14:40 UTC |
| IATA code | SEA |
| ICAO code | KSEA |
| IATA Area | Traffic Conference 1 |
| IATA Sub-Area | North America |
| Region | Washington |
| Country | USA |
| Continent | North America |
| Runway | 3,627 m |
| Airport size | Very large airport |
| Slots (per 5 minutes) | 10 |
| Slot Availability | 75% |
| Min. transfer time | 01:30h |
| Nighttime ban | no nighttime ban |
| Noise restrictions | no noise restrictions |
| Passengers | ![]() |
| Cargo | ![]() |
| 2025-10-31 19:49 UTC | North Star have shut down their station at Seattle/Tacoma. |
| 2025-10-31 15:33 UTC | Polaris Airlines has opened a new station at Fresno. |
| 2025-10-31 15:22 UTC | DC Air and Polaris Airlines have signed a new interlining agreement. |
| 2025-10-31 15:22 UTC | Federal Parcel Service and Polaris Airlines have signed a new interlining agreement. |
| 2025-10-31 15:04 UTC | Air Eastar and Polaris Airlines have signed a new interlining agreement. |
| 2025-10-31 13:53 UTC | Polaris Airlines has opened a new station at Palm Springs. |
| 2025-10-31 13:29 UTC | Polaris Airlines has opened a new station at Guadalajara. |
| 2025-10-31 13:20 UTC | Polaris Airlines has opened a new station at Raleigh/Durham. |
| 2025-10-31 11:45 UTC | Southern Express has opened a new station at Seattle/Tacoma. |
| 2025-10-31 11:23 UTC | Aerowings has opened a new station at Seattle/Tacoma. |
| 2025-10-31 10:56 UTC | Polaris Airlines and Missouri River Airlines have signed a new interlining agreement. |
| 2025-10-31 00:24 UTC | Air Galaxy and Polaris Airlines have signed a new interlining agreement. |
| 2025-10-30 22:10 UTC | Privado Air International has opened a new station at Seattle/Tacoma. |
| 2025-10-30 18:07 UTC | Polaris Airlines and Canada Connect have signed a new interlining agreement. |
| 2025-10-30 17:38 UTC | EFFECT Airways has opened a new station at Seattle/Tacoma. |
There are thousands of airports and hundreds of countries in AirlineSim. Consequently, data are bound to be wrong sometimes. In case you came across any mistake - like wrong values, missing airports or naming errors - please send your findings, your sources and a detailed description of the issue to support@airlinesim.aero. Thank you very much for your support!