Distance From Sion Airport to Joint Base Andrews, SIR - ADW Distance

The distance from Sion Airport (SIR) to Joint Base Andrews (ADW) is 4114 miles or 6620 kilometers or 3572 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 Sion ( Switzerland ) to Camp Springs ( United States )?

A one-way nonstop (direct) flight between Sion and Camp Springs takes around 9 hours 27 minutes.

Estimated flight time from Sion Airport, Sion, Switzerland to Joint Base Andrews, Camp Springs, United States is 9 hours 27 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 • SIR - ADW

Kilometers		6620 km
Statute Miles		4114 miles
Nautical Miles		3572 nm
Avg. Time of Flight		9 hours 27 minutes

Sion Airport to Joint Base Andrews Flight Route Map - SIR to ADW Flight Path

Location of Sion Airport & Joint Base Andrews is given below.
Click the map to view Sion to Camp Springs nonstop flight path and travel direction.

Click to see flight route on Google Map between Sion, Switzerland and Camp Springs, United States. .

Nonstop flight route between Sion, Switzerland and Camp Springs, United States.

Time Difference Between the Airports • SIR - ADW

Time difference between Sion (Switzerland) and Camp Springs (United States) is 6 Hours.
Camp Springs time is 6 Hours behind Sion.

Location	Local Time
Sion (Switzerland)	2026-05-02, 11:58:18 CEST
Camp Springs (United States)	2026-05-02, 05:58:18 EDT

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

Sion Airport (SIR / LSGS) Sion, Switzerland

Destination

Joint Base Andrews (ADW / KADW) Camp Springs, United States