overfly
KSEAOpen in the mapper
AIRPORT

Seattle–Tacoma International AirportKSEA / SEA

Seattle–Tacoma International Airport serves Seattle, Washington, United States. Its ICAO code is KSEA and its IATA code SEA. The longest of its 3 runways is 16L/34R, at 11,901 ft (3,627 m). The field is 433 ft (132 m) above sea level. Local time is America/Los Angeles, UTC-8, or UTC-7 with daylight saving.

Published by Overfly · Airport data: OurAirports, · Last updated

ICAO
KSEA
IATA
SEA
LONGEST RUNWAY
11,901 ft
3,627 m · 16L/34R
ELEVATION
433 ft
132 m
TIME ZONE
UTC-8
America/Los_Angeles
POSITION
47.448°N
122.310°W

Runways

16L/34R11,901 ft · 3,627 mPEM
16C/34C9,426 ft · 2,873 mPEM
16R/34L8,500 ft · 2,591 mPEM

Nearest airports

Questions people ask about Seattle–Tacoma International Airport

How long is the runway at Seattle–Tacoma International Airport?

The longest runway, 16L/34R, is 11,901 ft (3,627 m), surface PEM. Seattle–Tacoma International Airport has 3 runways in all.

What is the elevation of Seattle–Tacoma International Airport?

433 ft (132 m) above mean sea level.

What time zone is Seattle–Tacoma International Airport in?

America/Los Angeles: UTC-8, or UTC-7 with daylight saving.

What are the codes for Seattle–Tacoma International Airport?

ICAO KSEA, IATA SEA. It serves Seattle, United States.

How far can you fly from Seattle?
Open the mapper with a 7,300 nm range ring around KSEA, then pick your own aircraft, add a route and check every leg.
Open KSEA in the mapper

For reference and planning interest. Not for operational flight planning. Runway and elevation data from OurAirports; check current charts and NOTAMs before any flight. © 2026 Overfly.Flights