Seattle–Tacoma International Airport (SEA)

Seattle, US 🇺🇸 Large International Airport Scheduled Service

ICAO

KSEA

IATA

SEA

Elevation

433 ft

Region

US-WA

Local Time

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Airport Information

GPS Code: KSEA

Local Code: SEA

Location: 47.447943° N, -122.310276° E

Continent: North America

Type: Large International Airport

What Travelers Say

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Online Reviews Summary

Seattle–Tacoma International Airport (SEA) elicits a mixed response from recent travelers, with some acknowledging ongoing improvements while many express significant frustration. While the airport is undergoing extensive modernization, this construction often leads to congestion and negatively impacts the overall traveler experience, contributing to a lower satisfaction ranking in some recent surveys.

What Travelers Love
  • Improved Security Flow: Recent initiatives, including the opening of Security Gate 6, have reportedly reduced security wait times significantly, sometimes to 10-15 minutes, particularly during peak holiday periods.
  • Efficient Off-Site Parking: Several off-site parking facilities like Extra Car Parking, Aeroparking, and SeaTacPark receive positive feedback for their shuttle services, competitive pricing, and friendly staff.
  • Convenient Public Transportation: The Link Light Rail offers a good connection to downtown Seattle, contributing to easy airport access.
  • Expedited Customs Options: Travelers using the Mobile Passport Control app or Global Entry report very quick processing through customs and immigration, often within minutes.
  • Terminal Amenities: The airport offers a diverse range of dining options, although seating can be an issue, and hosts art exhibitions and live music to enhance the traveler experience.
Common Complaints
  • Ongoing Construction and Congestion: Extensive construction across the airport is a major source of frustration, leading to confusing navigation, noise, and overall disruption. This also contributes to significant traffic backups on airport roadways.
  • Long Security and Customs Wait Times (without expedited services): While new measures are improving, general security lines can still be lengthy, averaging 11-25 minutes but extending to 30 minutes or more during peak times. Non-US passport holders without expedited services have reported waits of 1.5 hours for passport control.
  • Poor Terminal Facilities and Cleanliness: Many areas, including gates and restrooms, are described as dirty, with limited and often uncomfortable seating.
  • Lack of Clear Signage and Wayfinding: Travelers frequently report poor signage, making it difficult to navigate the airport, especially for those with mobility challenges.
  • Overcrowding and Staff Issues: Lounges can be overcrowded, and some travelers have reported unhelpful or dismissive staff, particularly with gate changes or assistance requests for handicapped individuals.
  • Fuel Shortage Impact: Recent issues with a leaking pipeline have caused fuel shortages, leading to schedule adjustments for some long-haul flights.

Overall, Seattle–Tacoma International Airport is in a state of transition, with significant investments aimed at improving facilities. While travelers appreciate efforts to streamline security and the availability of efficient off-site parking, the pervasive construction, coupled with persistent issues of crowding, cleanliness, and navigation difficulties, often overshadow these positives. Travelers are advised to arrive well in advance, especially during peak times, and consider expedited security programs for a smoother experience.

Last updated: 61 days ago
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Airport Routes

Seattle–Tacoma International Airport (SEA) offers 359 flight routes operated by 10 airlines. Major carriers include Alaska Airlines, SkyWest, Delta Air Lines and others. Popular destinations from Seattle include Los Angeles Intl, Vancouver Int'l, Denver Intl, Portland Intl and Chicago O'Hare Intl.

Route Network Map

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Popular Flight Routes

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Destination IATA City Aircraft Type Airline Details Route Map
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Top Airlines

Operating at Seattle–Tacoma International Airport

Airlines by Flight Activity

Based on observed flight operations and route network
Airline Routes Flights Destinations Last Activity
76 1484 76 Jan 30, 2026
SkyWest
SkyWest
SKW / OO
31 800 31 Jan 30, 2026
47 712 47 Jan 30, 2026
Horizon
Horizon
QXE / QX
30 314 30 Jan 30, 2026
Southwest
Southwest
SWA / WN
13 286 13 Jan 30, 2026
United
United
UAL / UA
7 206 7 Jan 30, 2026
9 199 9 Jan 30, 2026
6 98 6 Jan 30, 2026
13 75 13 Jan 15, 2026
Jazz
Jazz
JZA / QK
2 63 2 Jan 30, 2026

For Pilots

Designation Length Width Surface Status
16C/34C 9426 ft 150 ft CONC-F Active Lighted
16L/34R 11900 ft 150 ft ASP Active Lighted
16R/34L 9426 ft 150 ft CON Active Lighted
lower/high - ft - ft Unknown Closed Lighted

Type Description Frequency
A/D APP/DEP 119.2 MHz
CLD CLNC DEL 128.0 MHz
CTAF Oshosh traffic 118.5 MHz
D-ATIS Digital ATIS 118.0 MHz
GND Seattle Ground 121.7 MHz
TWR Seattle Tower 119.9 MHz
UNIC UNICOM 122.95 MHz

Ident Name Type Frequency
ODD Dondo NDB 224 kHz
SEA Seattle VORTAC 116800 kHz
SZ Parkk NDB 281 kHz

Ground Transportation

Last updated: Nov 21, 2025

Taxis

Taxis are available on the 3rd floor of the parking garage. Both traditional taxis (with flat rates to downtown Seattle) and app-based rideshares like Uber and Lyft operate from this location.

Rental Cars

All car rental companies operate out of a separate Rental Car Facility. Free, 24/7 shuttle buses transport passengers between the facility and the main terminal. Shuttles pick up from the lower baggage claim level at the north and south ends of the terminal.

Public Transportation

The Link Light Rail is the primary public transit option, connecting the airport directly to downtown Seattle in about 40 minutes. The station is on the 4th floor of the parking garage. King County Metro and Sound Transit buses also provide service to surrounding areas from the bus bays located at the light rail station.

AI-Generated Content: This ground transportation information was compiled using AI from publicly available sources. Prices, schedules, and availability may change; please verify with official airport or transportation provider websites before traveling.

Nearby Airports

Boeing Field King County International Airport
BFI • KBFI
Seattle, US
Medium Airport Scheduled Service
~9 km away
Kenmore Air Harbor Seaplane Base
LKE • W55
Seattle, US
Seaplane Base Scheduled Service
~20 km away
Tacoma Narrows Airport
TIW • KTIW
Tacoma, US
Medium Airport Scheduled Service
~28 km away
Kenmore Air Harbor LLC Seaplane Base
KEH • S60
Kenmore, US
Seaplane Base Scheduled Service
~34 km away
Seattle Paine Field International Airport
PAE • KPAE
Everett, US
Medium Airport Scheduled Service
~51 km away
Olympia Regional Airport
OLM • KOLM
Olympia, US
Medium Airport Scheduled Service
~70 km away
Arlington Municipal Airport
KAWO
Arlington, US
Medium Airport Scheduled Service
~80 km away
Anacortes Airport
OTS • K74S
Anacortes, US
Small Airport Scheduled Service
~120 km away
Boeing Field King County International Airport
BFI • KBFI
Seattle, US
Medium Airport Scheduled Service
~9 km away
Tacoma Narrows Airport
TIW • KTIW
Tacoma, US
Medium Airport Scheduled Service
~28 km away
Bremerton National Airport
PWT • KPWT
Bremerton, US
Medium Airport
~35 km away
McChord Air Force Base
TCM • KTCM
Tacoma, US
Medium Airport
~37 km away
Gray Army Air Field
GRF • KGRF
Fort Lewis/Tacoma, US
Medium Airport
~46 km away
Seattle Paine Field International Airport
PAE • KPAE
Everett, US
Medium Airport Scheduled Service
~51 km away
Olympia Regional Airport
OLM • KOLM
Olympia, US
Medium Airport Scheduled Service
~70 km away
Arlington Municipal Airport
KAWO
Arlington, US
Medium Airport Scheduled Service
~80 km away
Renton Municipal Airport
RNT • KRNT
Renton, US
Small Airport
~9 km away
Vashon Municipal Airport
2S1
Vashon, US
Small Airport
~12 km away
Auburn Municipal Airport
KS50
Auburn, US
Small Airport
~15 km away
Vaughan Ranch Airfield
WN13
Port Orchard, US
Small Airport
~20 km away
Norman Grier Field
KS36
Kent, US
Small Airport
~20 km away
Auburn Academy Airport
WA84
Auburn, US
Small Airport
~22 km away
Black Diamond Airport
95WA
Black Diamond, US
Small Airport
~27 km away
Port Orchard Airport
4WA9
Port Orchard, US
Small Airport
~27 km away
Tukwila Operations Center Heliport
54WA
Tukwila, US
Heliport
~5 km away
Kent Benaroya Heliport
3WA7
Kent, US
Heliport
~7 km away
Valley Medical Center Heliport
8WA3
Renton, US
Heliport
~7 km away
Boeing Renton Ramp Site Nr 2 Heliport
8WA2
Renton, US
Heliport
~10 km away
Boeing Plant 2 Heliport
9WA0
Seattle, US
Heliport
~10 km away
Odyssey Heliport
01WT
Renton, US
Heliport
~11 km away
Private H/C PAD Heliport
WA28
Auburn, US
Heliport
~13 km away
Misty Isle Farms Heliport
WN96
Vashon Island, US
Heliport
~14 km away
Distances are approximate and calculated as straight-line distances.