📍 Seattle⬆ 433 ft4 runways
KSEA · SEA
Seattle Tacoma International Airport
47.44900°N
-122.30900°W
ARR / DAY
463
▲
24.9%
DEP / DAY
459
▲
23.3%
ON-TIME
85%
Top 25%
arr · avg -3 min
dep · 100% · avg -10 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 11,900 feet. SkyMeter has observed roughly 463 arrivals and 459 departures per day on average over the last 7 days, served by 28 carriers across 130 routes. The most active carrier is Alaska Airlines (ASA). The busiest route is to Los Angeles International Airport (KLAX). 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 55 seconds.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
52°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
2,467
DAL
Delta AIR Lines
996
SKW
SKY West Aviation
930
QXE
Horizon AIR Industries
557
UAL
United Airlines
270
AAL
American Airlines
233
Show 34 more carriers →
SWA
Southwest Airlines Co. (SAN Antonio
207
ATN
AIR Transport International (Little Rock
47
FDX
Federal Express
46
CFS
Empire Airlines (Hayden Lake
45
CKK
China Cargo Airlines
42
ABX
ABX AIR
41
JZA
Jazz Aviation
35
FFT
Frontier Airlines
34
KAL
Korean AIR Lines
32
ENY
Envoy AIR
27
BAW
British Airways
25
ICE
Icelandair
25
WJA
Westjet Airlines
22
JBU
Jetblue Airways Corporation (NEW York
22
EVA
EVA Airways
19
DLH
Deutsche Lufthansa
19
VOI
Concesionaria Vuela Compania de Aviacion
17
CAL
China Airlines
17
THY
Turk Hava Yollari (Turkish Airlines Co.)
16
ANA
ALL Nippon Airways
15
SJX
Starlux Airlines
15
JAL
Japan Airlines
14
CFG
Condor Flugdienst
13
AMX
Aerovias de Mexico
13
QTR
Qatar Airways Group Q.C.S.C.
13
UAE
Emirates
11
PAL
Philippine AIR Lines Inc. (PAL)
10
SIA
Singapore Airlines
10
CPA
Cathay Pacific Airways
10
SCX
MN Airlines
9
ACA
AIR Canada
8
AIH
AIR Incheon
7
OAE
Omni AIR International
7
EIN
AER Lingus Teoranta
7
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 |
151 | 3h 47m |
SEAGEG Spokane, US |
SKW
SKY West Aviation |
106 | 1h 4m |
SEAPDX Portland, US |
SKW
SKY West Aviation |
106 | 0h 58m |
SEALAS Las Vegas, US |
ASA
Alaska Airlines |
91 | 2h 31m |
SEASFO San Francisco, US |
ASA
Alaska Airlines |
79 | 2h 2m |
SEALAX Los Angeles, US |
ASA
Alaska Airlines |
77 | 2h 33m |
SEABOI Boise, US |
SKW
SKY West Aviation |
74 | 1h 26m |
SEASAN San Diego, US |
ASA
Alaska Airlines |
69 | 2h 50m |
SEADFW Dallas-Fort Worth, US |
AAL
American Airlines |
66 | 4h 9m |
SEASLC Salt Lake City, US |
DAL
Delta AIR Lines |
64 | 1h 57m |
SEAPHX Phoenix, US |
ASA
Alaska Airlines |
61 | 2h 53m |
SEALAX Los Angeles, US |
DAL
Delta AIR Lines |
58 | 2h 44m |
SEAYVR Vancouver, CA |
QXE
Horizon AIR Industries |
58 | 0h 55m |
SEAHNL Honolulu, US |
ASA
Alaska Airlines |
56 | 5h 47m |
SEASNA Santa Ana, US |
ASA
Alaska Airlines |
56 | 2h 39m |
SEAYVR Vancouver, CA |
SKW
SKY West Aviation |
55 | 1h 0m |
SEAATL Atlanta, US |
DAL
Delta AIR Lines |
54 | 4h 49m |
SEASJC San Jose, US |
ASA
Alaska Airlines |
53 | 2h 4m |
SEAGEG Spokane, US |
ASA
Alaska Airlines |
52 | 1h 1m |
SEAPSC Pasco, US |
SKW
SKY West Aviation |
51 | 0h 58m |
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 05:55 UTC