SEA — Seattle–Tacoma International Airport
- IATA code
- SEA
- ICAO code
- KSEA
- Size
- large
- OurAirports class
- Passengers
- 50,647,068
- Aug 2025 – Jul 2026
- Nonstop routes
- 184
- With open traffic data
- Time zone
- UTC−8 / UTC−7
- America/Los_Angeles
- Elevation
- 132 m
- 433 ft
- Runways
- 3
- Longest 3,627 m
Local time now: —
More codes: airport codes starting with S
About SEA
Seattle–Tacoma International Airport is a large airport serving Seattle, United States. It opened in 1944 and is run by Port of Seattle. 50,647,068 passengers used it in Aug 2025 – Jul 2026. Open traffic data shows 184 nonstop routes from SEA.
Wikidata (CC0) · US BTS T-100. Sources
Busiest nonstop routes from SEA
| Route | Distance | Passengers / year |
|---|---|---|
| SEA → DEN | 1,648 km | 1,819,437 |
| SEA → PHX | 1,781 km | 1,813,338 |
| SEA → LAX | 1,535 km | 1,810,795 |
| SEA → ANC | 2,331 km | 1,694,688 |
| SEA → SFO | 1,092 km | 1,628,228 |
| SEA → ORD | 2,769 km | 1,622,991 |
| SEA → LAS | 1,394 km | 1,596,435 |
| SEA → DFW | 2,671 km | 1,577,921 |
| SEA → SAN | 1,690 km | 1,233,726 |
| SEA → SLC | 1,108 km | 1,106,553 |
| SEA → ATL | 3,511 km | 1,090,727 |
| SEA → HNL | 4,309 km | 1,086,200 |
| SEA → GEG | 360 km | 993,967 |
| SEA → MSP | 2,251 km | 980,788 |
| SEA → PDX | 208 km | 958,180 |
| SEA → SJC | 1,121 km | 925,052 |
| SEA → SNA | 1,574 km | 919,134 |
| SEA → JFK | 3,897 km | 895,247 |
| SEA → SMF | 974 km | 865,737 |
| SEA → BOS | 4,016 km | 791,241 |
| SEA → TPE | 9,775 km | 770,547 |
| SEA → BOI | 642 km | 738,808 |
| SEA → EWR | 3,865 km | 686,880 |
| SEA → DTW | 3,101 km | 682,151 |
| SEA → ICN | 8,394 km | 642,521 |
| SEA → YVR | 205 km | 626,967 |
| SEA → IAH | 3,016 km | 613,240 |
| SEA → MCO | 4,110 km | 587,267 |
| SEA → OGG | 4,248 km | 578,469 |
| SEA → FAI | 2,467 km | 576,422 |
| SEA → LHR | 7,725 km | 563,864 |
| SEA → ONT | 1,539 km | 541,058 |
| SEA → AUS | 2,849 km | 540,168 |
| SEA → OAK | 1,081 km | 529,216 |
| SEA → IAD | 3,711 km | 526,378 |
| SEA → CLT | 3,668 km | 430,980 |
| SEA → BUR | 1,508 km | 429,352 |
| SEA → PHL | 3,827 km | 428,381 |
| SEA → KOA | 4,326 km | 408,557 |
| SEA → BNA | 3,183 km | 401,506 |
Passengers on the route, both directions, over the period of each source: US DOT / BTS T-100 (Aug 2025 – Jul 2026) for routes touching the US, Eurostat (2024) for routes reported by European airports. Routes outside these are not counted.
Airlines at SEA
- AS Alaska Airlines · 156,403 flights
- DL Delta Air Lines · 70,880 flights
- OO SkyWest Airlines · 63,852 flights
- QX Horizon Air · 43,775 flights
- UA United Air Lines · 17,400 flights
- WN Southwest Airlines · 16,162 flights
- AA American Airlines · 13,153 flights
- F9 Frontier Airlines · 2,756 flights
- QK Jazz Aviation LP · 2,531 flights
- HA Hawaiian Airlines · 2,079 flights
- MQ Envoy Air · 1,509 flights
- WS Westjet · 1,495 flights
- FI Icelandair · 1,338 flights
- BA British Airways · 1,254 flights
- BR Eva Airways · 1,062 flights
- LH Lufthansa German Airlines · 953 flights
- Y4 Concesionaria Vuela Compania De Aviacion SA de CV (Volaris) · 909 flights
- B6 JetBlue Airways · 804 flights
- SY Sun Country Airlines · 763 flights
- AC Air Canada · 761 flights
Departures and arrivals on scheduled passenger flights, Aug 2025 – Jul 2026. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment. Sources
Punctuality
- Departures on time
- 79%
- Within 15 minutes of schedule
- Cancelled
- 0.9%
- Departures counted
- 164,821
- US domestic flights
US domestic flights of the larger US airlines, Aug 2025 – Jul 2026. BTS Reporting Carrier On-Time Performance. Sources
Other airports in Seattle
| Code | Airport | Distance |
|---|---|---|
| BFI | King County International Airport - Boeing Field | 9 km |
Airports within 150 km
| Code | Airport | Distance |
|---|---|---|
| TIW | Tacoma Narrows Airport | 28 km |
| PAE | Seattle Paine Field International Airport | 51 km |
| OLM | Olympia Regional Airport | 70 km |
| OTS | Anacortes Airport | 120 km |
| CWS | Center Island Airport | 122 km |
| DTR | Decatur Shores Airport | 123 km |
| LPS | Lopez Island Airport | 124 km |
| FRD | Friday Harbor Airport | 131 km |
| BYW | Blakely Island Airport | 131 km |
| RCE | Roche Harbor Airport | 143 km |
| ESD | Orcas Island Airport | 147 km |
Distance from SEA to the major hubs
Runways
| Runway | Length | Width | Surface |
|---|---|---|---|
| 16L/34R | 3,627 m | 46 m | Asphalt |
| 16C/34C | 2,873 m | 46 m | Asphalt |
| 16R/34L | 2,591 m | 46 m | Asphalt |
OurAirports (public domain). Sources
Location
Seattle, Washington, United States · 47.4479, -122.3103
Questions
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