Distance From Grier Airport to Moi International Airport

The distance from Grier Airport () to Moi International Airport (MBA) is 9185 miles or 14781 kilometers or 7976 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 Boerne ( United States ) to Mombasa ( Kenya )?

A one-way nonstop (direct) flight between Boerne and Mombasa takes around 21 hours 6 minutes.

Estimated flight time from Grier Airport, Boerne, United States to Moi International Airport, Mombasa, Kenya is 21 hours 6 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 • - MBA

Kilometers		14781 km
Statute Miles		9185 miles
Nautical Miles		7976 nm
Avg. Time of Flight		21 hours 6 minutes

Grier Airport to Moi International Airport Flight Route Map - to MBA Flight Path

Location of Grier Airport & Moi International Airport is given below.
Click the map to view Boerne to Mombasa nonstop flight path and travel direction.

Click to see flight route on Google Map between Boerne, United States and Mombasa, Kenya. .

Nonstop flight route between Boerne, United States and Mombasa, Kenya.

Time Difference Between the Airports • - MBA

Time difference between Boerne (United States) and Mombasa (Kenya) is 9 Hours.
Mombasa time is 9 Hours ahead of Boerne.

Location	Local Time
Boerne (United States)	2026-06-19, 05:14:30 MDT
Mombasa (Kenya)	2026-06-19, 14:14:30 EAT

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

Grier Airport ( / 71TX) Boerne, United States

Destination

Moi International Airport (MBA / HKMO) Mombasa, Kenya