Distance From Stephenville Clark Regional Airport to Vienna International Airport, SEP - VIE Distance

The distance from Stephenville Clark Regional Airport (SEP) to Vienna International Airport (VIE) is 5581 miles or 8981 kilometers or 4847 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 Stephenville ( United States ) to Vienna ( Austria )?

A one-way nonstop (direct) flight between Stephenville and Vienna takes around 12 hours 49 minutes.

Estimated flight time from Stephenville Clark Regional Airport, Stephenville, United States to Vienna International Airport, Vienna, Austria is 12 hours 49 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 • SEP - VIE

Kilometers		8981 km
Statute Miles		5581 miles
Nautical Miles		4847 nm
Avg. Time of Flight		12 hours 49 minutes

Stephenville Clark Regional Airport to Vienna International Airport Flight Route Map - SEP to VIE Flight Path

Location of Stephenville Clark Regional Airport & Vienna International Airport is given below.
Click the map to view Stephenville to Vienna nonstop flight path and travel direction.

Click to see flight route on Google Map between Stephenville, United States and Vienna, Austria. .

Nonstop flight route between Stephenville, United States and Vienna, Austria.

Time Difference Between the Airports • SEP - VIE

Time difference between Stephenville (United States) and Vienna (Austria) is 8 Hours.
Vienna time is 8 Hours ahead of Stephenville.

Location	Local Time
Stephenville (United States)	2026-05-01, 06:48:43 MDT
Vienna (Austria)	2026-05-01, 14:48:43 CEST

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

Stephenville Clark Regional Airport (SEP / KSEP) Stephenville, United States

Destination

Vienna International Airport (VIE / LOWW) Vienna, Austria