SEA
Seattle–Tacoma International Airport
Seattle–Tacoma International Airport (IATA: SEA, ICAO: KSEA) is a large airport in Seattle, Washington, United States. It opened in 1944. It has 3 runways; the longest is 11,901 ft (3,627 m). It is operated by Port of Seattle. In 2025 it handled 51.0 million passengers.
Timeline
2 events · 1944–19561944
OpenedSeattle–Tacoma International Airport opens.
02 APR 1956
DisasterNorthwest Orient Airlines Flight 2.5 killed
From WikidataEvery airfield, 1903–2026
Runways & airfield
Schematic · N · © OpenStreetMap · FAA diagram PDF16L/34R180° / 360° · LIT
LENGTH11,901 ft3,627 mWIDTH150 ft46 mSURFACEConcrete
16C/34C180° / 360° · LIT
LENGTH9,426 ft2,873 mWIDTH150 ft46 mSURFACEConcrete
16R/34L180° / 360° · LIT
LENGTH8,500 ft2,591 mWIDTH150 ft46 mSURFACEConcrete
Passengers per year
2014–202537.5M
40.5M
44.0M
45.4M
48.2M
50.1M
19.0M
34.8M
44.4M
49.3M
51.1M
51.0M
141516171819202122232425
Routes
142 destinations · 26 countriesYear-round124
BLIBellingham International AirportUnited States · Alaska Airlines150 km93 miYYJVictoria International AirportCanada · Alaska Airlines157 km98 miEATPangborn Memorial AirportUnited States · Alaska Airlines158 km98 miYKMYakima Air Terminal McAllister FieldUnited States · Alaska Airlines166 km103 miYVRVancouver International AirportCanada · Delta Connection, Alaska Airlines205 km127 miPDXPortland International AirportUnited States · Delta Connection, Delta Air Lines, Alaska Airlines208 km129 miPSCTri Cities AirportUnited States · Delta Connection, Alaska Airlines276 km171 miALWWalla Walla Regional AirportUnited States · Alaska Airlines341 km212 miYLWKelowna International AirportCanada · Alaska Airlines352 km219 miGEGSpokane International AirportUnited States · Delta Connection, Delta Air Lines, Alaska Airlines359 km223 miRDMRoberts FieldUnited States · Delta Connection, Alaska Airlines366 km227 miEUGEugene AirportUnited States · Delta Connection, Alaska Airlines376 km234 miPUWPullman-Moscow Regional AirportUnited States · Alaska Airlines401 km249 miLWSLewiston Nez Perce County AirportUnited States · Delta Connection419 km260 miMFRRogue Valley International-Medford AirportUnited States · Delta Connection, Alaska Airlines566 km352 miFCAGlacier Park International AirportUnited States · Alaska Airlines608 km378 miMSOMissoula Montana AirportUnited States · Alaska Airlines624 km388 miBOIBoise Air Terminal/Gowen FieldUnited States · Delta Connection, Alaska Airlines641 km398 miYYCCalgary International AirportCanada · WestJet, WestJet Encore, Alaska Airlines727 km452 miACVCalifornia Redwood Coast-Humboldt County AirportUnited States · Alaska Airlines734 km456 miSUNFriedman Memorial AirportUnited States · Alaska Airlines763 km474 miRDDRedding Municipal AirportUnited States · Alaska Airlines772 km480 miHLNHelena Regional AirportUnited States · Alaska Airlines788 km490 miGTFGreat Falls International AirportUnited States · Alaska Airlines822 km511 miBZNBozeman Yellowstone International AirportUnited States · Delta Connection, Alaska Airlines871 km541 miYEGEdmonton International AirportCanada · Alaska Airlines898 km558 miRNOReno Tahoe International AirportUnited States · Alaska Airlines907 km564 miIDAIdaho Falls Regional AirportUnited States · Alaska Airlines909 km565 miSMFSacramento International AirportUnited States · Delta Connection, Southwest Airlines, Alaska Airlines975 km606 miSTSCharles M. Schulz Sonoma County AirportUnited States · Alaska Airlines995 km618 miJACJackson Hole AirportUnited States · Alaska Airlines996 km619 miBILBillings Logan International AirportUnited States · Alaska Airlines1,066 km662 miOAKOakland San Francisco Bay AirportUnited States · Southwest Airlines, Alaska Airlines1,082 km672 miSFOSan Francisco International AirportUnited States · Delta Connection, United Airlines, Delta Air Lines +11,093 km679 miKTNKetchikan International AirportUnited States · Alaska Airlines1,093 km679 miSLCSalt Lake City International AirportUnited States · Frontier Airlines, Delta Air Lines, Alaska Airlines1,107 km688 miSJCMineta San Jose International AirportUnited States · Delta Connection, Southwest Airlines, Alaska Airlines1,122 km697 miFATFresno Yosemite International AirportUnited States · Alaska Airlines1,206 km749 miMRYMonterey Regional AirportUnited States · Alaska Airlines1,208 km751 miSBPSan Luis County Regional AirportUnited States · Alaska Airlines1,365 km848 miLASHarry Reid International AirportUnited States · Frontier Airlines, Delta Air Lines, Southwest Airlines +11,395 km867 miJNUJuneau International AirportUnited States · Alaska Airlines1,461 km908 miSBASanta Barbara Municipal AirportUnited States · Alaska Airlines1,463 km909 miBURHollywood Burbank/Bob Hope AirportUnited States · Alaska Airlines1,509 km938 miLAXLos Angeles International AirportUnited States · Frontier Airlines, American Eagle, United Airlines +21,537 km955 miONTOntario International AirportUnited States · Frontier Airlines, Delta Connection, Alaska Airlines1,540 km957 miLGBLong Beach International AirportUnited States · Southwest Airlines, Alaska Airlines1,555 km966 miSNAJohn Wayne Orange County International AirportUnited States · Delta Connection, Delta Air Lines, Alaska Airlines1,576 km979 miPSPPalm Springs International AirportUnited States · Alaska Airlines1,590 km988 miDENDenver International AirportUnited States · Frontier Airlines, Delta Connection, United Airlines +31,645 km1,022 miSANSan Diego International AirportUnited States · Delta Air Lines, Southwest Airlines, Alaska Airlines1,692 km1,051 miPHXPhoenix Sky Harbor International AirportUnited States · Frontier Airlines, American Eagle, Delta Air Lines +21,782 km1,107 miABQAlbuquerque International SunportUnited States · Alaska Airlines1,897 km1,179 miTUSTucson International AirportUnited States · Delta Connection, Alaska Airlines1,958 km1,217 miOMAEppley AirfieldUnited States · Alaska Airlines2,195 km1,364 miELPEl Paso International AirportUnited States · Alaska Airlines2,201 km1,368 miMSPMinneapolis–Saint Paul International Airport / Wold–Chamberlain FieldUnited States · Delta Air Lines, Alaska Airlines2,245 km1,395 miICTWichita Dwight D. Eisenhower National AirportUnited States · Alaska Airlines2,297 km1,427 miANCTed Stevens Anchorage International AirportUnited States · Delta Air Lines, Alaska Airlines2,326 km1,445 miMCIKansas City International AirportUnited States · Delta Air Lines, Alaska Airlines2,391 km1,486 miOKCOKC Will Rogers World AirportUnited States · Alaska Airlines2,442 km1,517 miFAIFairbanks International AirportUnited States · Delta Air Lines, Alaska Airlines2,462 km1,530 miTULTulsa International AirportUnited States · Alaska Airlines2,504 km1,556 miDFWDallas Fort Worth International AirportUnited States · Frontier Airlines, Delta Air Lines, American Airlines +12,668 km1,658 miMKEGeneral Mitchell International AirportUnited States · Alaska Airlines2,719 km1,690 miSTLSt. Louis Lambert International AirportUnited States · Alaska Airlines2,744 km1,705 miORDChicago O'Hare International AirportUnited States · United Airlines, Delta Air Lines, American Airlines +12,762 km1,716 miMDWChicago Midway International AirportUnited States · Southwest Airlines2,782 km1,729 miAUSAustin Bergstrom International AirportUnited States · Delta Air Lines, Southwest Airlines, Alaska Airlines2,848 km1,770 miSATSan Antonio International AirportUnited States · Alaska Airlines2,854 km1,773 miSJDLos Cabos International AirportMexico · Delta Air Lines, Alaska Airlines2,924 km1,817 miINDIndianapolis International AirportUnited States · Alaska Airlines2,996 km1,862 miIAHGeorge Bush Intercontinental AirportUnited States · United Airlines, Alaska Airlines3,013 km1,872 miDTWDetroit Metropolitan Wayne County AirportUnited States · Delta Air Lines, Alaska Airlines3,093 km1,922 miCVGCincinnati Northern Kentucky International AirportUnited States · Delta Air Lines, Alaska Airlines3,154 km1,960 miBNANashville International AirportUnited States · Delta Air Lines, Alaska Airlines3,176 km1,973 miCMHJohn Glenn Columbus International AirportUnited States · Alaska Airlines3,237 km2,011 miCLECleveland Hopkins International AirportUnited States · Alaska Airlines3,244 km2,016 miYYZToronto Pearson International AirportCanada · Air Canada, Alaska Airlines3,307 km2,055 miPVRPuerto Vallarta International AirportMexico · Delta Air Lines, Alaska Airlines3,349 km2,081 miMSYLouis Armstrong New Orleans International AirportUnited States · Alaska Airlines3,353 km2,083 miPITPittsburgh International AirportUnited States · Alaska Airlines3,411 km2,119 miGDLGuadalajara International AirportMexico · Volaris3,448 km2,142 miATLHartsfield Jackson Atlanta International AirportUnited States · Delta Air Lines, Alaska Airlines3,505 km2,178 miCLTCharlotte Douglas International AirportUnited States · American Airlines3,660 km2,274 miIADWashington Dulles International AirportUnited States · United Airlines, Delta Air Lines, Alaska Airlines3,702 km2,300 miDCARonald Reagan Washington National AirportUnited States · Delta Air Lines, Alaska Airlines3,738 km2,323 miBWIBaltimore/Washington International Thurgood Marshall AirportUnited States · Alaska Airlines3,748 km2,329 miMEXMexico City Benito Juárez International AirportMexico · Aeroméxico3,757 km2,334 miRDURaleigh-Durham International AirportUnited States · Delta Air Lines, Alaska Airlines3,780 km2,349 miPHLPhiladelphia International AirportUnited States · American Airlines, Alaska Airlines3,818 km2,372 miEWRNewark Liberty International AirportUnited States · United Airlines, Alaska Airlines3,855 km2,395 miCHSCharleston International AirportUnited States · Alaska Airlines3,879 km2,410 miJFKJohn F. Kennedy International AirportUnited States · Delta Air Lines, Alaska Airlines3,887 km2,415 miBOSBoston Logan International AirportUnited States · Delta Air Lines, Alaska Airlines4,006 km2,489 miTPATampa International AirportUnited States · Delta Air Lines, Alaska Airlines4,051 km2,517 miMCOOrlando International AirportUnited States · Delta Air Lines, Alaska Airlines4,105 km2,551 miOGGKahului International AirportUnited States · Delta Air Lines, Hawaiian Airlines, Alaska Airlines4,249 km2,640 miHNLDaniel K. Inouye International AirportUnited States · Delta Air Lines, Hawaiian Airlines, Alaska Airlines4,308 km2,677 miCUNCancún International AirportMexico · Delta Air Lines4,320 km2,684 miKOAEllison Onizuka Kona International Airport at KeāholeUnited States · Delta Air Lines, Alaska Airlines4,327 km2,689 miLIHLihue AirportUnited States · Delta Air Lines, Alaska Airlines4,345 km2,700 miFLLFort Lauderdale Hollywood International AirportUnited States · Delta Air Lines, Alaska Airlines4,368 km2,714 miMIAMiami International AirportUnited States · Delta Air Lines, American Airlines, Alaska Airlines4,379 km2,721 miKEFKeflavik International AirportIceland · Icelandair5,811 km3,611 miNRTNarita International AirportJapan · Delta Air Lines, Japan Airlines, Hawaiian Airlines +17,655 km4,757 miLHRLondon Heathrow AirportUnited Kingdom · Delta Air Lines, Virgin Atlantic, Alaska Airlines +17,702 km4,786 miHNDTokyo Haneda International AirportJapan · Delta Air Lines, All Nippon Airways7,711 km4,791 miAMSAmsterdam Airport SchipholNetherlands · Delta Air Lines7,840 km4,872 miCDGCharles de Gaulle International AirportFrance · Delta Air Lines8,050 km5,002 miFRAFrankfurt Main AirportGermany · Condor Flugdienst, Lufthansa8,198 km5,094 miICNIncheon International AirportSouth Korea · Delta Air Lines, Asiana Airlines, Korean Air +18,373 km5,203 miMUCMunich AirportGermany · Lufthansa8,478 km5,268 miPEKBeijing Capital International AirportChina · Hainan Airlines8,679 km5,393 miPVGShanghai Pudong International AirportChina · Delta Air Lines9,188 km5,709 miISTİstanbul AirportTürkiye · Turkish Airlines9,745 km6,055 miTPETaiwan Taoyuan International AirportTaiwan · Delta Air Lines, Starlux Airlines, China Airlines +19,757 km6,063 miCKGChongqing Jiangbei International AirportChina · Hainan Airlines10,138 km6,299 miHKGHong Kong International AirportHong Kong SAR China · Cathay Pacific10,442 km6,488 miMNLNinoy Aquino International AirportPhilippines · Philippine Airlines10,705 km6,652 miHAKHaikou Meilan International AirportChina · Hainan Airlines10,860 km6,748 miDOHHamad International AirportQatar · Qatar Airways11,906 km7,398 miDXBDubai International AirportUnited Arab Emirates · Emirates11,928 km7,412 miSINSingapore Changi AirportSingapore · Singapore Airlines12,979 km8,065 miSeasonal31
YLWKelowna International AirportCanada · WestJet Encore352 km219 miSUNFriedman Memorial AirportUnited States · Delta Connection763 km474 miSITSitka Rocky Gutierrez AirportUnited States · Alaska Airlines1,384 km860 miHDNYampa Valley AirportUnited States · Alaska Airlines1,431 km889 miJNUJuneau International AirportUnited States · Delta Air Lines1,461 km908 miEGEEagle County Regional AirportUnited States · Alaska Airlines1,510 km938 miPSPPalm Springs International AirportUnited States · Delta Air Lines1,590 km988 miPHXPhoenix Sky Harbor International AirportUnited States · American Airlines1,782 km1,107 miABQAlbuquerque International SunportUnited States · Delta Connection1,897 km1,179 miMCIKansas City International AirportUnited States · Southwest Airlines2,391 km1,486 miDALDallas Love FieldUnited States · Southwest Airlines2,685 km1,668 miSTLSt. Louis Lambert International AirportUnited States · Southwest Airlines2,744 km1,705 miHOUWilliam P. Hobby AirportUnited States · Southwest Airlines3,046 km1,893 miBNANashville International AirportUnited States · Southwest Airlines3,176 km1,973 miGDLGuadalajara International AirportMexico · Aeroméxico3,448 km2,142 miYULMontreal / Pierre Elliott Trudeau International AirportCanada · Air Canada3,666 km2,278 miBWIBaltimore/Washington International Thurgood Marshall AirportUnited States · Southwest Airlines3,748 km2,329 miPHLPhiladelphia International AirportUnited States · Delta Air Lines3,818 km2,372 miJFKJohn F. Kennedy International AirportUnited States · JetBlue Airways3,887 km2,415 miBOSBoston Logan International AirportUnited States · JetBlue Airways4,006 km2,489 miRSWSouthwest Florida International AirportUnited States · Alaska Airlines4,218 km2,621 miCUNCancún International AirportMexico · Alaska Airlines4,320 km2,684 miBZEPhilip S. W. Goldson International AirportBelize · Alaska Airlines4,541 km2,822 miLIRDaniel Oduber Quirós International AirportCosta Rica · Alaska Airlines5,348 km3,323 miKEFKeflavik International AirportIceland · Alaska Airlines5,811 km3,611 miDUBDublin AirportIreland · Aer Lingus7,283 km4,525 miHELHelsinki Vantaa AirportFinland · Finnair7,673 km4,768 miCDGCharles de Gaulle International AirportFrance · Alaska Airlines8,050 km5,002 miBCNJosep Tarradellas Barcelona-El Prat AirportSpain · Delta Air Lines8,730 km5,425 miFCORome–Fiumicino Leonardo da Vinci International AirportItaly · Delta Air Lines, Alaska Airlines9,130 km5,673 miATHAthens Eleftherios Venizelos International AirportGreece · Alaska Airlines9,948 km6,181 miCargo15
PDXPortland International AirportUnited States · FedEx Express208 km129 miMWHGrant County International AirportUnited States · Ameriflight227 km141 miGEGSpokane International AirportUnited States · Ameriflight359 km223 miYYCCalgary International AirportCanada · Cargolux727 km452 miOAKOakland San Francisco Bay AirportUnited States · FedEx Express1,082 km672 miLAXLos Angeles International AirportUnited States · Cargolux, Korean Air Cargo, DHL Aviation +21,537 km955 miORDChicago O'Hare International AirportUnited States · Korean Air Cargo2,762 km1,716 miINDIndianapolis International AirportUnited States · FedEx Express2,996 km1,862 miMEMFrederick W. Smith International AirportUnited States · FedEx Express3,005 km1,867 miCVGCincinnati Northern Kentucky International AirportUnited States · DHL Aviation3,154 km1,960 miHNLDaniel K. Inouye International AirportUnited States · Aloha Air Cargo4,308 km2,677 miPIKGlasgow Prestwick AirportUnited Kingdom · Cargolux7,184 km4,464 miLUXLuxembourg-Findel International AirportLuxembourg · Cargolux8,144 km5,060 miFRAFrankfurt Main AirportGermany · AeroLogic8,198 km5,094 miICNIncheon International AirportSouth Korea · Korean Air Cargo8,373 km5,203 miMost destinationsAlaska Airlines 112Delta Air Lines 50Delta Connection 19Southwest Airlines 16United Airlines 7Frontier Airlines 7
Straight lines are great circles; rings mark true distance from SEA. Dashed: seasonal or charter. Blue: cargo. From the Wikipedia article “Seattle–Tacoma International Airport” (revision of 24 Sep 2026), CC BY-SA 4.0.
Records & rankings
Ranked among 48,011 open airports · world · region · countryScale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record
Radio frequencies
7 channelsA/DAPP/DEP119.200
D-ATISDigital ATIS118.000
CLDCLNC DEL128.000
GNDSeattle Ground121.700
TWRSeattle Tower119.900
UNICUNICOM122.950
CTAFOshosh traffic118.500