Distance From US Border Patrol Sierra Blanca Station Heliport to Nouakchott–Oumtounsy International Airport

The distance from US Border Patrol Sierra Blanca Station Heliport () to Nouakchott–Oumtounsy International Airport (NKC) is 5536 miles or 8909 kilometers or 4808 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 Sierra Blanca ( United States ) to Nouakchott ( Mauritania )?

A one-way nonstop (direct) flight between Sierra Blanca and Nouakchott takes around 12 hours 43 minutes.

Estimated flight time from US Border Patrol Sierra Blanca Station Heliport, Sierra Blanca, United States to Nouakchott–Oumtounsy International Airport, Nouakchott, Mauritania is 12 hours 43 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 • - NKC

Kilometers		8909 km
Statute Miles		5536 miles
Nautical Miles		4808 nm
Avg. Time of Flight		12 hours 43 minutes

US Border Patrol Sierra Blanca Station Heliport to Nouakchott–Oumtounsy International Airport Flight Route Map - to NKC Flight Path

Location of US Border Patrol Sierra Blanca Station Heliport & Nouakchott–Oumtounsy International Airport is given below.
Click the map to view Sierra Blanca to Nouakchott nonstop flight path and travel direction.

Click to see flight route on Google Map between Sierra Blanca, United States and Nouakchott, Mauritania. .

Nonstop flight route between Sierra Blanca, United States and Nouakchott, Mauritania.

Time Difference Between the Airports • - NKC

Time difference between Sierra Blanca (United States) and Nouakchott (Mauritania) is 7 Hours.
Nouakchott time is 7 Hours ahead of Sierra Blanca.

Location	Local Time
Sierra Blanca (United States)	2026-09-24, 00:58:31 MST
Nouakchott (Mauritania)	2026-09-24, 07:58:31 GMT

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

US Border Patrol Sierra Blanca Station Heliport ( / ) Sierra Blanca, United States

Destination

Nouakchott–Oumtounsy International Airport (NKC / GQNO) Nouakchott, Mauritania