Distance From Mather Field to Boryspil International Airport

The distance from Mather Field () to Boryspil International Airport (KBP) is 4942 miles or 7953 kilometers or 4292 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 Castalia ( United States ) to Boryspil ( Ukraine )?

A one-way nonstop (direct) flight between Castalia and Boryspil takes around 11 hours 21 minutes.

Estimated flight time from Mather Field, Castalia, United States to Boryspil International Airport, Boryspil, Ukraine is 11 hours 21 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 • - KBP

Kilometers		7953 km
Statute Miles		4942 miles
Nautical Miles		4292 nm
Avg. Time of Flight		11 hours 21 minutes

Mather Field to Boryspil International Airport Flight Route Map - to KBP Flight Path

Location of Mather Field & Boryspil International Airport is given below.
Click the map to view Castalia to Boryspil nonstop flight path and travel direction.

Click to see flight route on Google Map between Castalia, United States and Boryspil, Ukraine. .

Nonstop flight route between Castalia, United States and Boryspil, Ukraine.

Time Difference Between the Airports • - KBP

Time difference between Castalia (United States) and Boryspil (Ukraine) is 7 Hours.
Boryspil time is 7 Hours ahead of Castalia.

Location	Local Time
Castalia (United States)	2025-12-16, 08:17:07 EST
Boryspil (Ukraine)	2025-12-16, 15:17:07 EET

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

Mather Field ( / 1OH3) Castalia, United States

Destination

Boryspil International Airport (KBP / UKBB) Boryspil, Ukraine