Seattle Tacoma International 路 Seattle, United States

Nonstop flights from Seattle SEA

You can fly nonstop from Seattle Tacoma International (SEA) to 140 destinations in 26 countries, on 35 airlines. The airlines with the most nonstop routes here are Alaska Airlines (112), Delta Air Lines (64) and Southwest Airlines (16). Outside the United States, the most destinations are in Canada (7), Mexico (5) and China (3). The longest is Singapore (SIN), 8,065 miles (12,979 km).

Filter these routes in Routes

All 140 nonstop destinations from SEA

Pick one for every airline on the route, the 1-stop connections and which points programs can book it.

North America 路 115

Airlines flying from SEA

oneworld: 118 destinations 路 SkyTeam: 67 destinations 路 Star Alliance: 17 destinations

Flights from SEA: common questions

How many nonstop destinations are there from SEA?

140 destinations in 26 countries have a nonstop flight from Seattle Tacoma International (SEA), flown by 35 airlines. Pick any of them on this page to see every airline on the route and the 1-stop connections.

Which airlines fly from SEA?

35 airlines fly nonstop from SEA. By number of destinations: Alaska Airlines (112), Delta Air Lines (64), Southwest Airlines (16), American Airlines (13), United Airlines (7), Frontier Airlines (4), Air Canada (3) and Aeromexico (2).

What is the longest nonstop flight from SEA?

Seattle (SEA) to Singapore (SIN), on Singapore Airlines, at about 8,065 miles (12,979 km) as the crow flies. Next is Dubai (DXB), about 7,412 miles (11,928 km).

Which countries can you fly to nonstop from SEA?

26 countries. The most destinations are in the United States (101), Canada (7), Mexico (5), China (3), Germany (2) and Japan (2).

Which airline alliance has the most routes from SEA?

oneworld airlines fly to 118 destinations, SkyTeam airlines fly to 67 destinations and Star Alliance airlines fly to 17 destinations nonstop from SEA. The rest are flown only by airlines outside the three alliances.

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Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.