📍 Seattle⬆ 433 ft4 runways
KSEA · SEA
Seattle Tacoma International Airport
47.44900°N
-122.30900°W
ARR / DAY
706
▼
5.5%
DEP / DAY
682
▼
7.7%
ON-TIME
78.8%
Top 25%
arr · avg 3 min
dep · 81.4% · avg 15 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 706 arrivals and 682 departures per day on average over the last 7 days, served by 34 carriers across 142 routes. The most active carrier is Alaska Airlines (ASA). The busiest route is to Ted Stevens Anchorage International Airport (PANC). On-time performance averages 79% 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 40 seconds.
Safety incidents
Last 7 days · 4 total
Current weather
Latest METAR observation
Temp
61°F
Wind
4 kts
170°
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
3,658
DAL
Delta AIR Lines
1,545
SKW
SKY West Aviation
1,218
QXE
Horizon AIR Industries
862
SWA
Southwest Airlines Co. (SAN Antonio
450
UAL
United Airlines
450
Show 34 more carriers →
AAL
American Airlines
342
FFT
Frontier Airlines
81
FDX
Federal Express
59
CFS
Empire Airlines (Hayden Lake
55
ABX
ABX AIR
54
ATN
AIR Transport International (Little Rock
51
JZA
Jazz Aviation
46
JBU
Jetblue Airways Corporation (NEW York
45
ICE
Icelandair
45
ENY
Envoy AIR
44
EVA
EVA Airways
35
SCX
MN Airlines
32
BAW
British Airways
32
KAL
Korean AIR Lines
31
AMX
Aerovias de Mexico
31
VOI
Concesionaria Vuela Compania de Aviacion
30
DLH
Deutsche Lufthansa
28
WJA
Westjet Airlines
27
CAL
China Airlines
20
JAL
Japan Airlines
18
ACA
AIR Canada
17
ANA
ALL Nippon Airways
17
AFR
AIR France
15
QTR
Qatar Airways Group Q.C.S.C.
15
CFG
Condor Flugdienst
14
SJX
Starlux Airlines
14
WEN
Westjet Encore
14
UAE
Emirates
13
VIR
Virgin Atlantic
12
EIN
AER Lingus Teoranta
12
CPA
Cathay Pacific Airways
11
SIA
Singapore Airlines
11
THY
Turk Hava Yollari (Turkish Airlines Co.)
11
PAL
Philippine AIR Lines Inc. (PAL)
10
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 | — |
| OTHER | 117.500 | — |
| SEA VOT | 117.500 | — |
| CLASS B | 119.200 | — |
| OTHER | 119.200 | — |
| MOUNTAIN | 119.200 | — |
| SUMMA DP | 119.200 | — |
| SEATTLE | 119.200 | — |
| LCL/P | 119.900 | 24 |
| CLASS B | 120.100 | — |
| ATOME DP | 120.400 | — |
| CLASS B | 120.400 | — |
| OTHER | 120.400 | — |
| BANGR RN | 120.400 | — |
| SUMMA DP | 120.400 | — |
| ISBRG DP | 120.400 | — |
| ELMAA DP | 120.400 | — |
| OZWLD RN | 120.400 | — |
| JEFPO DP | 120.400 | — |
| HAROB RN | 120.400 | — |
| LCL/P | 120.950 | 24 |
| EMERG | 121.500 | 24 |
| RAMP CTL | 122.275 | 24 |
| RAMP | 122.275 | 24 |
| OTHER | 123.900 | — |
| GLASR ST | 123.900 | — |
| SKYKO ST | 123.900 | — |
| CHINS ST | 123.900 | — |
| HAWKZ RN | 125.600 | — |
| JAWBN ST | 125.600 | — |
| MARNR RN | 125.600 | — |
| OLYMPIA | 125.600 | — |
| OTHER | 125.600 | — |
| CLASS B | 125.900 | — |
| RAMP CTL | 126.250 | 24 |
| RAMP | 126.250 | 24 |
| CLASS B | 126.500 | — |
| RAMP | 126.875 | 24 |
| RAMP CTL | 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 |
| CLASS B | 269.125 | — |
| OTHER | 269.125 | — |
| ATOME DP | 269.125 | — |
| JEFPO DP | 269.125 | — |
| OZWLD RN | 269.125 | — |
| ISBRG DP | 269.125 | — |
| SUMMA DP | 269.125 | — |
| OTHER | 273.450 | — |
| MARNR RN | 273.450 | — |
| JAWBN ST | 273.450 | — |
| HAWKZ RN | 273.450 | — |
| OLYMPIA | 273.450 | — |
| FINAL | 273.450 | — |
| MOUNTAIN | 284.700 | — |
| OTHER | 284.700 | — |
| CLASS B | 284.700 | — |
| SUMMA DP | 284.700 | — |
| SEATTLE | 284.700 | — |
| CLASS B | 290.900 | — |
| CLASS B | 306.900 | — |
| GLASR ST | 338.200 | — |
| SKYKO ST | 338.200 | — |
| OTHER | 338.200 | — |
| CHINS ST | 338.200 | — |
| CLASS B | 377.150 | — |
| ELMAA DP | 395.000 | — |
| HAROB RN | 395.000 | — |
| BANGR RN | 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 |
271 | 3h 33m |
SEAPDX Portland, US |
SKW
SKY West Aviation |
131 | 0h 53m |
SEALAX Los Angeles, US |
ASA
Alaska Airlines |
123 | 2h 30m |
SEASFO San Francisco, US |
ASA
Alaska Airlines |
108 | 2h 15m |
SEASAN San Diego, US |
ASA
Alaska Airlines |
107 | 2h 44m |
SEADFW Dallas-Fort Worth, US |
AAL
American Airlines |
97 | 4h 3m |
SEAATL Atlanta, US |
DAL
Delta AIR Lines |
93 | 4h 53m |
SEASNA Santa Ana, US |
ASA
Alaska Airlines |
87 | 2h 33m |
SEAYVR Vancouver, CA |
QXE
Horizon AIR Industries |
86 | 0h 53m |
SEALAS Las Vegas, US |
ASA
Alaska Airlines |
85 | 2h 23m |
SEAGEG Spokane, US |
SKW
SKY West Aviation |
81 | 1h 2m |
SEASLC Salt Lake City, US |
DAL
Delta AIR Lines |
81 | 1h 54m |
SEABOI Boise, US |
SKW
SKY West Aviation |
79 | 1h 19m |
SEASFO San Francisco, US |
UAL
United Airlines |
77 | 2h 7m |
SEADFW Dallas-Fort Worth, US |
ASA
Alaska Airlines |
75 | 3h 49m |
SEAORD Chicago, US |
ASA
Alaska Airlines |
74 | 4h 2m |
SEASJC San Jose, US |
ASA
Alaska Airlines |
72 | 2h 4m |
SEAYVR Vancouver, CA |
SKW
SKY West Aviation |
72 | 0h 55m |
SEALAX Los Angeles, US |
DAL
Delta AIR Lines |
71 | 2h 31m |
SEAPDX Portland, US |
QXE
Horizon AIR Industries |
69 | 0h 50m |
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 08:23 UTC