Seattle-Tacoma Intl

Seattle Tacoma International Airport (KSEA/SEA) is a major civil airfield in the US, situated at an elevation of 132 meters. It features six runways, including two primary asphalt runways each 3,627 meters long, and four concrete runways around 2,873 meters in length. The airport primarily supports VFR traffic and offers multiple approach and departure frequencies, making it a key hub for aviation in the Seattle area.

Country

US

Type

International Airport

Coordinates

47.449889 , -122.311778

Traffic Type

IFR, VFR

Three views of this aerodrome — topographic map, interactive taxi layout, and SVG chart.

MapTaxi layoutSVG

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LegendInternational airportPaved runwayGrass stripHeliportOther aerodrome

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Air Traffic Service (ATS)

Frequency	Type	Name	Notes	Is Public	Is Primary
119.200	Other	Seattle Approach (class B)	None	Yes	No
120.100	Other	Seattle Approach (class B)	None	Yes	No
120.400	Other	Seattle Approach (class B)	None	Yes	No
123.900	Departure	Seattle Departure (apch/s Dep/s)	None	Yes	No
125.900	Other	Seattle Approach (class B)	None	Yes	No
129.400	Other	International	None	Yes	No
126.500	Other	Seattle Approach (class B)	None	Yes	No
133.650	Approach	Seattle Approach (apch/p Ic)	None	Yes	No
118.000	Atis		None	Yes	No
128.000	Other	Seattle Clearance Delivery (cd/p)	None	Yes	No
121.700	Ground	Seattle Ground (gnd/p)	None	Yes	No
122.270	Ground	Gnd	None	Yes	No
126.870	Ground	Gnd	None	Yes	No
119.900	Tower	Seattle Tower (lcl/p)	None	Yes	Yes
120.950	Tower	Seattle Tower (lcl/p)	None	Yes	No
122.950	Unicom		None	Yes	No
125.600	Departure	Seattle Approach (apch/p Dep/p)	None	Yes	No
128.500	Other	Seattle Approach (class B)	None	Yes	No
121.500	Other		None	Yes	No
122.275	Apron	Seattle Ramp Control (ramp Ctl)	None	Yes	No
126.250	Apron	Seattle Ramp Control (ramp Ctl)	None	Yes	No
126.875	Apron	Seattle Ramp Control (ramp Ctl)	None	Yes	No

Runways

Designation	Surface	Length (m)	Width (m)	MTOW (t)	Features	Notes
16C180°	Concrete	2873m	46m	1111	—	None
34C0°	Concrete	2873m	46m	1111	—	None
16L180°	Concrete	3627m	46m	1120	Primary	None
34R0°	Concrete	3627m	46m	1120	—	None
16R180°	Concrete	2591m	46m	1007	—	None
34L0°	Concrete	2591m	46m	1007	—	None

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