Seattle-Tacoma International Airport
SEA · KSEA · Seattle, WA · Towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 09:14 PM
| Event | Local (PDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:15 AM | 12:15Z |
| Sunrise | 05:51 AM | 12:51Z |
| Sunset | 08:39 PM | 03:39Z |
| Evening civil twilight Loggable night begins | 09:14 PM | 04:14Z |
Plan a flight from KSEA
Past 24 hours category · wind · ceiling · visibility trends
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Density altitude today projected curve · departure window · takeoff roll
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 16CLEFT traffic
- Heading
- 164° mag · 180° true
- Dimensions
- 9,426 × 150 ft
- TPA
- 1,400 ft MSL (≈1,000 AGL) · standard
- Surface
- Concrete
- Lights
- 4-light PAPI (left) (3°) + ALSF2
- ILS
- ILS/DME · CAT IIIB · LOC 111.7 (SZI) · GS 3.00°
- CTAF
- 118.5
More details — RWY 16C
- Threshold elev
- 429 ft
- Markings
- precision
- Threshold crossing height
- 71 ft
- TDZ elevation
- 430 ft
- Declared TORA/TODA/ASDA/LDA
- 9,426 / 9,426 / 9,426 / 9,426 ft
- End lights
- centerline, TDZ
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 16C/34C | 9,426 ft | |
| 16L/34R | 11,901 ft | |
| 16R/34L | 8,500 ft |
Prefer one flat page? Full runway details for KSEA → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KSEA kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
“Seattle”Taxi & takeoff
“Seattle”Departure & arrival
“Seattle”Arrival
“Seattle”Also
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (22 frequencies)
| Frequency | Used by |
|---|---|
| 119.2 | CLASS B (017-079 SEA, RWY 34) · CLASS B (028-160 SEA RWY 16) · MOUNTAIN DP · SEATTLE DP · SUMMA DP (RWY 34L/C/R, NORTH) |
| 120.1 | CLASS B (223-289 SEA, RWY 16) · CLASS B (223-301 SEA, RWY 34) |
| 120.4 | ATOME DP · BANGR RNAV DP · CLASS B (301-340 SEA, RWY 34) · ELMAA DP · HAROB RNAV DP · ISBRG DP · JEFPO DP · OZWLD RNAV DP · SUMMA DP (RWY 16L/C/R, SOUTH) |
| 122.275 | RAMP CTL (SOUTH RAMP) |
| 123.9 | CHINS STAR · GLASR STAR · SKYKO STAR |
| 125.6 | HAWKZ RNAV STAR · JAWBN STAR · MARNR RNAV STAR · OLYMPIA STAR |
| 125.9 | CLASS B (080-125 SEA, RWY 34) · CLASS B (290-315 SEA RWY 16) |
| 126.25 | RAMP CTL (GATE HOLD) |
| 126.5 | CLASS B (126-222 SEA, RWY 34) · CLASS B (161-222 SEA, RWY 16) |
| 126.875 | RAMP CTL (NORTH RAMP) |
| 128.5 | CLASS B (302-016 SEA, RWY 34) · CLASS B (316-027 SEA RWY 16) |
| 133.65 | FINAL (RWY 16/34) |
| 239.3 | LCL/P (RWY 16L/34R, 16C/34C) · LCL/P (RWY 16R/34L) |
| 243.0 | EMERG |
| 269.125 | APCH/P DEP/P · APCH/P DEP/P (301-340 SEA, RWY 34) · APCH/S DEP/S · ATOME DP · CLASS B (301-340 SEA, RWY 34) · ISBRG DP · JEFPO DP · OZWLD RNAV DP · SUMMA DP (RWY 16L/C/R, SOUTH) |
| 273.45 | APCH/P IC (RWY 16/34) · FINAL (RWY 16/34) · HAWKZ RNAV STAR · JAWBN STAR · MARNR RNAV STAR · OLYMPIA STAR |
| 284.7 | APCH/P DEP/P (017-079 SEA, RWY 34) · APCH/P DEP/P (028-160 SEA, RWY 16) · CLASS B (017-079 SEA, RWY 34) · CLASS B (028-160 SEA, RWY 16) · MOUNTAIN DP · SEATTLE DP · SUMMA DP (RWY 34L/C/R, NORTH) |
| 290.9 | APCH/P DEP/P (080-125 SEA, RWY 34) · APCH/P DEP/P (223-289 SEA, RWY 16) · APCH/P DEP/P (290-315 SEA, RWY 16) · CLASS B (080-125 SEA, RWY 34) · CLASS B (223-289 SEA, RWY 16) · CLASS B (223-301 SEA, RWY 34) · CLASS B (290-315 SEA, RWY 16) |
| 306.9 | APCH/P DEP/P (316-027 SEA, RWY 16) · CLASS B (302-016 SEA, RWY 34) · CLASS B (316-027 SEA RWY 16) |
| 338.2 | CHINS STAR · GLASR STAR · SKYKO STAR |
| 377.15 | APCH/P DEP/P (126-222 SEA, RWY 34) · APCH/P DEP/P (161-222 SEA, RWY 16) · CLASS B (126-222 SEA, RWY 34) · CLASS B (161-222 SEA, RWY 16) |
| 395.0 | BANGR RNAV DP · ELMAA DP · HAROB RNAV DP |
Source: FAA NASR (current 28-day cycle).
Instrument landing systems
RWY 16C · RWY 34C · RWY 16L · RWY 34R · RWY 16R · RWY 34L
| Runway | ILS |
|---|---|
| RWY 16C | ILS/DME · CAT IIIB · LOC 111.7 (SZI) · GS 3.00° |
| RWY 34C | ILS/DME · CAT I · LOC 111.7 (TUC) · GS 3.00° |
| RWY 16L | ILS/DME · CAT III · LOC 110.3 (SNQ) · GS 3.00° |
| RWY 34R | ILS/DME · CAT I · LOC 110.3 (SEA) · GS 2.75° |
| RWY 16R | ILS/DME · CAT III · LOC 110.75 (CJL) · GS 3.00° |
| RWY 34L | ILS/DME · CAT I · LOC 110.75 (BEJ) · GS 3.00° |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
SEA 116.80 · TCM 109.60 · PAE 110.60 · +1
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| SEA · Seattle | VORTAC | 116.80 · 115X | High | r339° / 0.8 NM |
| TCM · Mcchord | TACAN | 109.60 · 33X | — | r005° / 19.2 NM |
| PAE · Paine | VOR/DME | 110.60 · 43X | Low | r163° / 28.4 NM |
| OLM · Olympia | VORTAC | 113.40 · 81X | High | r021° / 37.4 NM |
Prefer one flat list? All KSEA frequencies →
Charts & procedures
Lowest minimums here: ILS with vertical guidance · VFR sectional →
Airport info
From the field
Do you run KSEA, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.
Airport information
- ICAO / IATA
- KSEA / SEA
- Coordinates
- 47.4479, -122.3103
- Elevation
- 432 ft MSL
- Magnetic variation
- 16E
- Sectional chart
- SEATTLE
- Airport use
- Public
- Control tower
- Yes
- Tower hours
- 24 hours
- Airspace
- Class B
- Weather station
- ASOS · 118.0 · ☎ 206-214-2592
- ARTCC
- SEATTLE (ZSE)
- Flight service (FSS)
- SEATTLE · 122.5 · 1-800-WX-BRIEF
- NOTAM facility
- SEA
- Attendance
- ALL ALL
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- FAR 139 class
- I E
- Landing fee
- Yes
- Activated
- 1944/01
- Distance from city
- 10 S
Night operations
- Airport lighting
- SS-SR
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- Usually keyed on CTAF 118.5 — confirm the click sequence in the Chart Supplement ↗
Runway lighting aids — 16C: 4-light PAPI (left) + ALSF2 · 34C: 4-light PAPI (left) + MALSR · 16L: 4-light PAPI (left) + ALSF2 · 34R: 4-light PAPI (left) + MALSR · 16R: 4-light PAPI (right) + ALSF2 · 34L: 4-light PAPI (left) + MALSR.
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Fuel available
- Jet A, Jet A-1
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
- Other services
- Air freight, Cargo, Charter
Ownership & management 2 contacts
Remarks FAA · 31 notes
General
- BIRD FLOCKS ON AND INVOF ARPT - CHECK LCL ADZYS.
- FLIGHT NOTIFICATION SERVICE (ADCUS) AVBL.
- HELICOPTERS LANDING & DEPARTING AVOID OVERFLYING FUEL FARM LCTD AT THE SE CORNER OF THE ARPT.
- (E110) CONTINUOUS POWER ARPT.
- (E94) WSO/WSFO.
- TWY A SOUTH OF TWY G RSTD TO ACFT WITH WINGSPAN 225 FT OR LESS.
- DO NOT MISTAKE TWY T FOR LDG SFC.
- ACES TO AIR CARGO 4 PRKG AND CARGO AREAS RSTD TO ACFT WITH WINGSPAN 170 FT OR LESS.
- TWY FOR CORPORATE HNGR RAMP RSTD TO ACFT WITH WINGSPAN 62 FT OR LESS FOR TAXI OPS. GA CUST PRKG IS VERY LTD.
- PPR FOR ALL GA PRKG AND SVCS;, CTC 206-433-5481. OPER HRS 0700L - 2100L, WITH A CALL OUT AVBL UPON REQ.
- TXL W RSTRD TO ACFT WITH WINGSPAN 135 FT OR LESS NORTH OF TWY N AND 167 FT OR LESS SOUTH OF TWY N. SEATTLE RAMP TWR PRVDS ADZY CTL ONLY.
- GA LDG FEES PAYABLE BY MAJOR CREDIT CARDS ONLY.
- TXL ON NORTH SIDE OF TWY N STLT RSTD TO ACFT WITH WINGSPAN 118 FT OR LESS. TRI-TXL'S AT NORTH STLT: CNTR (GREEN) TXL RSTD TO ACFT WITH WINGSPAN 135 FT OR LESS. WHEN AN ACFT IS ON THE CNTR (GREEN) OR OTR (ORANGE/BLUE) TXL'S, NO OTR ACFT CAN SIMUL USE THE ADJ TXL(S). ORANGE & BLUE TXL'S ARE RSTD TO ACFT WITH WINGSPAN 118 FT OR LESS. TWO ACFT CAN SIMUL USE THE OUTER TXL'S.
- RY STATUS LGTS ARE IN OPN.
- ACFT WITH WINGSPAN OF 171 FT. OR MORE PRKD AT PAX GATES OR CARGO 7 MUST PROVD 30 MIN PPR PRIOR TO PUSHBACK TO SEATTLE RAMP TWR WHEN VIS LESS THAN 2400 RVR.
- TWY J EAST OF TWY T RSTD TO ACFT WITH WINGSPAN 118 FT OR LESS.
- RWY 16L/34R RSTD TO ACFT WITH WINGSPAN 260 FT OR LESS.
- TWY H RSTRD TO ACFT WITH WINGSPAN 118 FT OR LESS.
- TWY B SOUTH OF TWY S RSTRD TO ACFT WITH WINGSPAN 260 FT OR LESS.
- AIR CARGO 5 RAMP DUAL ENG TAX ONLY
- 100LL FUEL NOT AVBL.
- THE USE OF REVERSE THRUST BYD WHAT IS NEC FOR OPNL OR SAFETY RSNS IS DISCOURAGED AT ALL TIMES. NOISE ABATEMENT FLT PROCS IN EFCT BTN 2200-0600. FOR FURTHER INFO CTC SEA NOISE ABATEMENT OFC AT 206-787-5393.
- CONS TAXI TO TAKEOFF AT SEA. WHEN PRACTICAL, SAFE AND AVBL, CONS TAXI TO TAKEOFFS ARE ENCOURAGED. CONS TAXI TO TAKEOFFS MAY RDC ACFT NOISE WI NEARBY COMMUNITIES.
- RPRT BIRD STRIKES TO 206-787-7233
- SOUTH SATELLITE TXL RSTRD TO ACFT WITH WINGSPAN OF 214 FT OR LESS.
- CARGO1 RSTRD TO ACFT WITH WINGSPAN OF 170 FT OR LESS.
- TO MINIMIZE NOISE, FUEL BURN AND JET BLAST, OPERATORS ARE ADVISED TO USE THE MNM RQRD THRUST WHEN TAXIING INVOF THE TRML OR ACFT PRKG AREAS.
Runways
- TDT 817
- PCR VALUE: 1002/R/B/W/T
- PCR VALUE: 1147/R/B/W/T
- PCR VALUE: 866/R/B/W/T
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Nearby airports
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Also nearby: 2S1 Vashon Municipal Airport (7 NM) · S50 Auburn Municipal Airport (8 NM) · WN13 Vaughan Ranch Airfield (private) (11 NM) · S36 Norman Grier Field (11 NM)
About KSEA
Seattle-Tacoma International Airport (SEA · KSEA) is an airport in Seattle, WA, at 432 ft MSL. It has 3 runways, the longest 11,901 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KSEA, refreshed from the Aviation Weather Center and FAA NASR.
Does KSEA have a control tower?
Yes. Seattle-Tacoma International Airport has an operating FAA control tower. See the Comms & NavAids section for tower and ground frequencies.
What is the longest runway at KSEA?
Seattle-Tacoma International Airport has 3 runways; the longest is 11,901 ft. See the Runways section for headings, surface, and lighting.
Where is KSEA?
Seattle-Tacoma International Airport is in Seattle, WA, at an elevation of 432 ft MSL. Coordinates: 47.4479, -122.3103.
Fly out of KSEA often?
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Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KSEA in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.