Seattle–Tacoma International Airport
SEA / KSEA · Seattle, United States
Seattle–Tacoma International Airport (SEA / KSEA) serves Seattle, United States. 4 runways listed in the OurAirports reference dataset.
Runways
Reference runway data — not a substitute for NOTAMs or current airport operational information
4 runways listed
16C / 34C
Dimensions9,426 ft (2,873 m) long × 150 ft (46 m) wide
SurfacePEM
LightingLighted
Low end — 16C
Designator16C
True heading180° true
Elevation430 ft (131 m)
Displaced thresholdNone recorded
Coordinates47.4638, -122.3110
High end — 34C
Designator34C
True heading000° true
Elevation363 ft (111 m)
Displaced thresholdNone recorded
Coordinates47.4380, -122.3110
16L / 34R
Dimensions11,901 ft (3,627 m) long × 150 ft (46 m) wide
SurfacePEM
LightingLighted
Low end — 16L
Designator16L
True heading180° true
Elevation432 ft (132 m)
Displaced thresholdNone recorded
Coordinates47.4638, -122.3080
High end — 34R
Designator34R
True heading000° true
Elevation347 ft (106 m)
Displaced thresholdNone recorded
Coordinates47.4312, -122.3080
16R / 34L
Dimensions8,500 ft (2,591 m) long × 150 ft (46 m) wide
SurfacePEM
LightingLighted
Low end — 16R
Designator16R
True heading180° true
Elevation430 ft (131 m)
Displaced thresholdNone recorded
Coordinates47.4638, -122.3180
High end — 34L
Designator34L
True heading000° true
Elevation363 ft (111 m)
Displaced thresholdNone recorded
Coordinates47.4405, -122.3180
LOWER / HIGH
Listed as closed in the reference dataset
DimensionsUnavailable
SurfaceUnavailable
LightingLighted
Low end — LOWER
DesignatorLOWER
True headingUnavailable
ElevationUnavailable
Displaced thresholdNone recorded
CoordinatesUnavailable
High end — HIGH
DesignatorHIGH
True headingUnavailable
ElevationUnavailable
Displaced thresholdNone recorded
CoordinatesUnavailable
Source: OurAirports · Reference snapshot: 2026-07-22
Location and elevation
ICAO codeKSEA
IATA codeSEA
ServesSeattle, United States
Coordinates47.4479, -122.3103
Elevation433 ft (132 m)
Reference classificationLarge airport
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