📍 Seattle⬆ 433 ft4 runways
KSEA · SEA
Seattle Tacoma International Airport
47.44900°N
-122.30900°W
ARR / DAY
99
▼
86.6%
DEP / DAY
90
▼
88.0%
ON-TIME
84.9%
Top 25%
arr · avg -3 min
dep · 86.8% · avg 7 min
cal
AVG DELAY
-3 min
7d window
Seattle Tacoma International Airport (KSEA/SEA) is a large international airport located in Seattle, WA. It features 4 runways with the longest being 11,901 feet. SkyMeter has observed roughly 99 arrivals and 90 departures per day on average over the last 7 days, served by 21 carriers across 92 routes. The most active carrier is Alaska Airlines (ASA). The busiest route is to Ted Stevens Anchorage International Airport (PANC). On-time performance averages 85% with an average delay of -3 minutes against scheduled times. At the busiest hour of an average day, we calculated that a plane takes off or lands roughly every 49 seconds.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
65°F
Wind
7 kts
250°
Visib
10+ km
Ceil
—
Delays by hour
Avg minutes · local time · last 30 days
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Top carriers
Share of flights
Top destinations
By flight count
Carriers
Alaska Airlines
485
DAL
Delta AIR Lines
180
SKW
SKY West Aviation
174
QXE
Horizon AIR Industries
115
UAL
United Airlines
54
SWA
Southwest Airlines Co. (SAN Antonio
52
Show 34 more carriers →
AAL
American Airlines
41
ATN
AIR Transport International (Little Rock
10
FFT
Frontier Airlines
9
ENY
Envoy AIR
8
ABX
ABX AIR
6
ICE
Icelandair
6
SCX
MN Airlines
6
JZA
Jazz Aviation
6
WJA
Westjet Airlines
4
FDX
Federal Express
4
BAW
British Airways
4
DLH
Deutsche Lufthansa
4
VOI
Concesionaria Vuela Compania de Aviacion
4
JBU
Jetblue Airways Corporation (NEW York
4
AMX
Aerovias de Mexico
4
KAL
Korean AIR Lines
4
LAE
Linea Aerea Carguera de Colombia S.A.
2
VIR
Virgin Atlantic
2
CAL
China Airlines
2
BOX
Aerologic
2
ACA
AIR Canada
2
SJX
Starlux Airlines
2
EIN
AER Lingus Teoranta
2
AIH
AIR Incheon
2
SAS
Scandinavian Airlines System
2
UAE
Emirates
2
THY
Turk Hava Yollari (Turkish Airlines Co.)
2
ANA
ALL Nippon Airways
2
CFG
Condor Flugdienst
2
WEN
Westjet Encore
2
JAL
Japan Airlines
2
AFR
AIR France
2
SIA
Singapore Airlines
2
EVA
EVA Airways
2
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| TWR | 119.900 | 24 |
| TWR | 120.950 | 24 |
| TWR | 239.300 | 24 |
| GND | 121.700 | 24 |
| ATIS | 118.000 | 24 |
| APCH | 119.200 | — |
| APCH | 120.100 | — |
| APCH | 120.400 | — |
| APCH | 123.900 | — |
| APCH | 125.600 | — |
| APCH | 125.900 | — |
| APCH | 126.500 | — |
| APCH | 128.500 | — |
| APCH | 133.650 | — |
| APCH | 269.125 | — |
| APCH | 273.450 | — |
| APCH | 284.700 | — |
| APCH | 290.900 | — |
| APCH | 306.900 | — |
| APCH | 377.150 | — |
| UNICOM | 122.950 | — |
| SEA VOT | 117.500 | — |
| OTHER | 117.500 | — |
| CLASS B | 119.200 | — |
| SUMMA DP | 119.200 | — |
| SEATTLE | 119.200 | — |
| MOUNTAIN | 119.200 | — |
| OTHER | 119.200 | — |
| LCL/P | 119.900 | 24 |
| CLASS B | 120.100 | — |
| ATOME DP | 120.400 | — |
| SUMMA DP | 120.400 | — |
| CLASS B | 120.400 | — |
| JEFPO DP | 120.400 | — |
| ISBRG DP | 120.400 | — |
| HAROB RN | 120.400 | — |
| OZWLD RN | 120.400 | — |
| ELMAA DP | 120.400 | — |
| BANGR RN | 120.400 | — |
| OTHER | 120.400 | — |
| LCL/P | 120.950 | 24 |
| EMERG | 121.500 | 24 |
| RAMP CTL | 122.275 | 24 |
| RAMP | 122.275 | 24 |
| GLASR ST | 123.900 | — |
| SKYKO ST | 123.900 | — |
| CHINS ST | 123.900 | — |
| OTHER | 123.900 | — |
| OLYMPIA | 125.600 | — |
| MARNR RN | 125.600 | — |
| HAWKZ RN | 125.600 | — |
| JAWBN ST | 125.600 | — |
| OTHER | 125.600 | — |
| CLASS B | 125.900 | — |
| RAMP CTL | 126.250 | 24 |
| RAMP | 126.250 | 24 |
| CLASS B | 126.500 | — |
| RAMP CTL | 126.875 | 24 |
| RAMP | 126.875 | 24 |
| CD/P | 128.000 | 24 |
| OTHER | 128.000 | 24 |
| CLASS B | 128.500 | — |
| FINAL | 133.650 | — |
| OTHER | 133.650 | — |
| LCL/P | 239.300 | 24 |
| EMERG | 243.000 | 24 |
| ISBRG DP | 269.125 | — |
| JEFPO DP | 269.125 | — |
| CLASS B | 269.125 | — |
| OZWLD RN | 269.125 | — |
| ATOME DP | 269.125 | — |
| SUMMA DP | 269.125 | — |
| OTHER | 269.125 | — |
| HAWKZ RN | 273.450 | — |
| JAWBN ST | 273.450 | — |
| FINAL | 273.450 | — |
| MARNR RN | 273.450 | — |
| OLYMPIA | 273.450 | — |
| OTHER | 273.450 | — |
| SEATTLE | 284.700 | — |
| MOUNTAIN | 284.700 | — |
| SUMMA DP | 284.700 | — |
| CLASS B | 284.700 | — |
| OTHER | 284.700 | — |
| CLASS B | 290.900 | — |
| CLASS B | 306.900 | — |
| GLASR ST | 338.200 | — |
| SKYKO ST | 338.200 | — |
| CHINS ST | 338.200 | — |
| OTHER | 338.200 | — |
| CLASS B | 377.150 | — |
| BANGR RN | 395.000 | — |
| HAROB RN | 395.000 | — |
| ELMAA DP | 395.000 | — |
| OTHER | 395.000 | — |
Airport operations
- ARTCC:
- ZSE
- Mag var:
- 16° E
- Fuel:
- A1
Destination network
Great-circle routes from KSEA · last 7d
Live destinations · drag to pan · scroll to zoom
Hourly traffic
Avg movements per hour · local time · last 30 days
Top routes
Click any segment for full inspection
See all routes →
80 routes
| Route | Operator | Flights | Avg enroute |
|---|---|---|---|
SEAANC Anchorage, US |
ASA
Alaska Airlines |
29 | 3h 35m |
SEAPDX Portland, US |
SKW
SKY West Aviation |
18 | 0h 57m |
SEALAX Los Angeles, US |
ASA
Alaska Airlines |
15 | 2h 28m |
SEASFO San Francisco, US |
ASA
Alaska Airlines |
14 | 2h 0m |
SEALAS Las Vegas, US |
ASA
Alaska Airlines |
13 | 2h 24m |
SEASAN San Diego, US |
ASA
Alaska Airlines |
13 | 2h 40m |
SEAGEG Spokane, US |
SKW
SKY West Aviation |
11 | 1h 0m |
SEAEUG Eugene, US |
SKW
SKY West Aviation |
11 | 1h 0m |
SEAORD Chicago, US |
ASA
Alaska Airlines |
11 | 3h 51m |
SEAYVR Vancouver, CA |
SKW
SKY West Aviation |
11 | 0h 40m |
SEALAX Los Angeles, US |
DAL
Delta AIR Lines |
10 | 2h 22m |
SEAYVR Vancouver, CA |
QXE
Horizon AIR Industries |
10 | 0h 40m |
SEASLC Salt Lake City, US |
DAL
Delta AIR Lines |
10 | 1h 56m |
SEADFW Dallas-Fort Worth, US |
AAL
American Airlines |
10 | 3h 50m |
SEALAS Las Vegas, US |
DAL
Delta AIR Lines |
10 | 2h 20m |
SEASJC San Jose, US |
ASA
Alaska Airlines |
10 | 1h 57m |
SEASJC San Jose, US |
SKW
SKY West Aviation |
9 | 2h 3m |
SEARDM Redmond, US |
SKW
SKY West Aviation |
9 | 0h 50m |
SEASMF Sacramento, US |
ASA
Alaska Airlines |
9 | 1h 44m |
SEASLC Salt Lake City, US |
ASA
Alaska Airlines |
9 | 1h 52m |
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 06:13 UTC