Seattle, Washington · 116.80 MHz
The Seattle VORTAC (SEA) transmits on 116.80 MHz, TACAN/DME channel 115X, from 348 ft MSL in Seattle, Washington. From the FAA’s NASR data (cycle 2026-09-03); check the current Chart Supplement and NOTAMs before you rely on it.
Where the FAA protects this VOR’s signal off published routes (AIM 1-1-8). Heights are above the transmitter, not MSL. Published routes and procedures can use a VOR beyond these limits, and the remarks below can narrow them.
Verbatim from NASR. Radials are magnetic, from the station. UNUSBL = Unusable · BYD = Beyond · BLW = Below · AZM = Azimuth.
Each field’s radial and distance from SEA, using the station’s own 19°E alignment.
More VORs in Washington, or plan a route through SEA in the Route Planner.