Distance From Westmoreland Airport to Seattle–Tacoma International Airport

The distance from Westmoreland Airport () to Seattle–Tacoma International Airport (SEA) is 2468 miles or 3971 kilometers or 2143 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 Shelter Island ( United States ) to Seattle ( United States )?

A one-way nonstop (direct) flight between Shelter Island and Seattle takes around 5 hours 40 minutes.

Estimated flight time from Westmoreland Airport, Shelter Island, United States to Seattle–Tacoma International Airport, Seattle, United States is 5 hours 40 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 • - SEA

Kilometers		3971 km
Statute Miles		2468 miles
Nautical Miles		2143 nm
Avg. Time of Flight		5 hours 40 minutes

Westmoreland Airport to Seattle–Tacoma International Airport Flight Route Map - to SEA Flight Path

Location of Westmoreland Airport & Seattle–Tacoma International Airport is given below.
Click the map to view Shelter Island to Seattle nonstop flight path and travel direction.

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

Nonstop flight route between Shelter Island, United States and Seattle, United States.

Time Difference Between the Airports • - SEA

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

Location	Local Time
Shelter Island (United States)	2026-11-02, 00:44:45 EST
Seattle (United States)	2026-11-01, 22:44:45 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

Westmoreland Airport ( / 49NY) Shelter Island, United States

Destination

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