There are 139 direct nonstop flight destinations from Seattle Seattle Tacoma International (SEA), served by 37 airlines. 101 are domestic routes and 38 are international non-stop flights. The longest direct flight goes to Singapore (SIN), with a non-stop flight time of 17h.
Route data last updated: May 30, 2026
Most Popular from Seattle
Busiest routes by number of airlines
🍃 Lowest-carbon direct flights from Seattle
Shortest nonstop routes from SEA — direct flights cut takeoff/climb fuel burn vs. taking a layover
Airlines from Seattle
About Seattle Tacoma International (SEA)
Frequently Asked Questions
How many direct flights are there from Seattle (SEA)?
139 nonstop destinations from Seattle (SEA), across 37 airlines. 101 domestic, 38 international.
Which airlines fly from Seattle (SEA)?
37 airlines fly nonstop from Seattle (SEA). Full list is in the airline section above.
What is the longest nonstop flight from Seattle (SEA)?
Singapore (SIN) — 8,070 miles, about 17h.
Can I fly internationally from Seattle (SEA)?
Yes — 38 international nonstop destinations from SEA.
How early should I arrive at Seattle Tacoma International?
2 hours for domestic, 3 hours for international. Standard advice for check-in, security, and immigration.
What timezone is Seattle (SEA) in?
America/Los_Angeles.