📍 Seattle⬆ 433 ft4 runways
KSEA · SEA
Seattle Tacoma International Airport
47.44900°N
-122.30900°W
ARR / DAY
202
▼
72.5%
DEP / DAY
195
▼
73.7%
ON-TIME
83.9%
Top 25%
arr · avg -1 min
dep · 86.6% · avg 9 min
cal
AVG DELAY
-1 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 202 arrivals and 195 departures per day on average over the last 7 days, served by 24 carriers across 112 routes. The most active carrier is Alaska Airlines (ASA). The busiest route is to Ted Stevens Anchorage International Airport (PANC). On-time performance averages 84% with an average delay of -1 minutes against scheduled times. At the busiest hour of an average day, we calculated that a plane takes off or lands roughly every 47 seconds.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
61°F
Wind
9 kts
220°
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
1,047
DAL
Delta AIR Lines
407
SKW
SKY West Aviation
357
QXE
Horizon AIR Industries
244
SWA
Southwest Airlines Co. (SAN Antonio
122
UAL
United Airlines
118
Show 34 more carriers →
AAL
American Airlines
98
FFT
Frontier Airlines
20
ATN
AIR Transport International (Little Rock
20
ENY
Envoy AIR
18
ICE
Icelandair
14
JZA
Jazz Aviation
13
FDX
Federal Express
12
JBU
Jetblue Airways Corporation (NEW York
11
SCX
MN Airlines
11
AMX
Aerovias de Mexico
10
ABX
ABX AIR
10
KAL
Korean AIR Lines
10
DLH
Deutsche Lufthansa
9
BAW
British Airways
9
VOI
Concesionaria Vuela Compania de Aviacion
8
WJA
Westjet Airlines
8
EVA
EVA Airways
7
ANA
ALL Nippon Airways
6
CAL
China Airlines
6
CFS
Empire Airlines (Hayden Lake
5
JAL
Japan Airlines
5
ACA
AIR Canada
5
QTR
Qatar Airways Group Q.C.S.C.
4
WEN
Westjet Encore
4
UAE
Emirates
4
EIN
AER Lingus Teoranta
4
SJX
Starlux Airlines
4
AFR
AIR France
4
VIR
Virgin Atlantic
4
GTI
Atlas AIR
4
SIA
Singapore Airlines
4
THY
Turk Hava Yollari (Turkish Airlines Co.)
4
CFG
Condor Flugdienst
4
SAS
Scandinavian Airlines System
3
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 |
70 | 3h 40m |
SEAPDX Portland, US |
SKW
SKY West Aviation |
38 | 0h 56m |
SEALAX Los Angeles, US |
ASA
Alaska Airlines |
31 | 2h 28m |
SEASFO San Francisco, US |
ASA
Alaska Airlines |
30 | 2h 3m |
SEADFW Dallas-Fort Worth, US |
AAL
American Airlines |
28 | 3h 53m |
SEASAN San Diego, US |
ASA
Alaska Airlines |
26 | 2h 42m |
SEAGEG Spokane, US |
SKW
SKY West Aviation |
26 | 1h 2m |
SEALAS Las Vegas, US |
ASA
Alaska Airlines |
25 | 2h 22m |
SEALAX Los Angeles, US |
DAL
Delta AIR Lines |
24 | 2h 24m |
SEAATL Atlanta, US |
DAL
Delta AIR Lines |
23 | 4h 50m |
SEASLC Salt Lake City, US |
DAL
Delta AIR Lines |
23 | 1h 53m |
SEASJC San Jose, US |
ASA
Alaska Airlines |
23 | 1h 59m |
SEAORD Chicago, US |
ASA
Alaska Airlines |
22 | 3h 52m |
SEABOI Boise, US |
SKW
SKY West Aviation |
21 | 1h 15m |
SEAYVR Vancouver, CA |
SKW
SKY West Aviation |
21 | 0h 48m |
SEAPHX Phoenix, US |
ASA
Alaska Airlines |
21 | 2h 54m |
SEADEN Denver, US |
UAL
United Airlines |
20 | 2h 32m |
SEADEN Denver, US |
ASA
Alaska Airlines |
20 | 2h 34m |
SEASFO San Francisco, US |
UAL
United Airlines |
20 | 2h 4m |
SEAEUG Eugene, US |
SKW
SKY West Aviation |
20 | 1h 1m |
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 08:58 UTC