Distance From Castro Airport to Seattle–Tacoma International Airport

The distance from Castro Airport () to Seattle–Tacoma International Airport (SEA) is 6707 miles or 10793 kilometers or 5824 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 Castro ( Brazil ) to Seattle ( United States )?

A one-way nonstop (direct) flight between Castro and Seattle takes around 15 hours 25 minutes.

Estimated flight time from Castro Airport, Castro, Brazil to Seattle–Tacoma International Airport, Seattle, United States is 15 hours 25 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		10793 km
Statute Miles		6707 miles
Nautical Miles		5824 nm
Avg. Time of Flight		15 hours 25 minutes

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

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

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

Nonstop flight route between Castro, Brazil and Seattle, United States.

Time Difference Between the Airports • - SEA

Time difference between Castro (Brazil) and Seattle (United States) is 3 Hours.
Seattle time is 3 Hours behind Castro.

Location	Local Time
Castro (Brazil)	2026-09-12, 16:19:56 -03
Seattle (United States)	2026-09-12, 13:19:56 MDT

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

Castro Airport ( / SSQT) Castro, Brazil

Destination

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