Distance From Southern Cross Airport to Mariscal Sucre International Airport

The distance from Southern Cross Airport () to Mariscal Sucre International Airport (UIO) is 2757 miles or 4437 kilometers or 2394 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 Williamstown ( United States ) to Quito ( Ecuador )?

A one-way nonstop (direct) flight between Williamstown and Quito takes around 6 hours 20 minutes.

Estimated flight time from Southern Cross Airport, Williamstown, United States to Mariscal Sucre International Airport, Quito, Ecuador is 6 hours 20 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 • - UIO

Kilometers		4437 km
Statute Miles		2757 miles
Nautical Miles		2394 nm
Avg. Time of Flight		6 hours 20 minutes

Southern Cross Airport to Mariscal Sucre International Airport Flight Route Map - to UIO Flight Path

Location of Southern Cross Airport & Mariscal Sucre International Airport is given below.
Click the map to view Williamstown to Quito nonstop flight path and travel direction.

Click to see flight route on Google Map between Williamstown, United States and Quito, Ecuador. .

Nonstop flight route between Williamstown, United States and Quito, Ecuador.

Time Difference Between the Airports • - UIO

Time difference between Williamstown (United States) and Quito (Ecuador) is 0 Hours.

Location	Local Time
Williamstown (United States)	2025-12-17, 02:49:20 EST
Quito (Ecuador)	2025-12-17, 02:49:20 -05

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

Southern Cross Airport ( / C01) Williamstown, United States

Destination

Mariscal Sucre International Airport (UIO / SEQM) Quito, Ecuador