Distance From Greenville Spartanburg International Airport to Seattle–Tacoma International Airport, GSP - SEA Distance

The distance from Greenville Spartanburg International Airport (GSP) to Seattle–Tacoma International Airport (SEA) is 2228 miles or 3586 kilometers or 1935 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Greer ( United States ) to Seattle ( United States )?

A one-way nonstop (direct) flight between Greer and Seattle takes around 5 hours 7 minutes.

Estimated flight time from Greenville Spartanburg International Airport, Greer, United States to Seattle–Tacoma International Airport, Seattle, United States is 5 hours 7 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • GSP - SEA

Kilometers		3586 km
Statute Miles		2228 miles
Nautical Miles		1935 nm
Avg. Time of Flight		5 hours 7 minutes

Greenville Spartanburg International Airport to Seattle–Tacoma International Airport Flight Route Map - GSP to SEA Flight Path

Location of Greenville Spartanburg International Airport & Seattle–Tacoma International Airport is given below.
Click the map to view Greer to Seattle nonstop flight path and travel direction.

Click to see flight route on Google Map between Greer, United States and Seattle, United States. .

Nonstop flight route between Greer, United States and Seattle, United States.

Time Difference Between the Airports • GSP - SEA

Time difference between Greer (United States) and Seattle (United States) is 2 Hours.
Seattle time is 2 Hours behind Greer.

Location	Local Time
Greer (United States)	2025-12-15, 00:28:34 EST
Seattle (United States)	2025-12-14, 22:28:34 MST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Greenville Spartanburg International Airport (GSP / KGSP) Greer, United States

Destination

Seattle–Tacoma International Airport (SEA / KSEA) Seattle, United States