Distance From Cougar Mountain Airfield to Boryspil International Airport

The distance from Cougar Mountain Airfield () to Boryspil International Airport (KBP) is 5537 miles or 8911 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 Yelm ( United States ) to Boryspil ( Ukraine )?

A one-way nonstop (direct) flight between Yelm and Boryspil takes around 12 hours 43 minutes.

Estimated flight time from Cougar Mountain Airfield, Yelm, United States to Boryspil International Airport, Boryspil, Ukraine 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 • - KBP

Kilometers		8911 km
Statute Miles		5537 miles
Nautical Miles		4808 nm
Avg. Time of Flight		12 hours 43 minutes

Cougar Mountain Airfield to Boryspil International Airport Flight Route Map - to KBP Flight Path

Location of Cougar Mountain Airfield & Boryspil International Airport is given below.
Click the map to view Yelm to Boryspil nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • - KBP

Time difference between Yelm (United States) and Boryspil (Ukraine) is 9 Hours.
Boryspil time is 9 Hours ahead of Yelm.

Location	Local Time
Yelm (United States)	2025-12-15, 17:00:21 MST
Boryspil (Ukraine)	2025-12-16, 02:00:21 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

Cougar Mountain Airfield ( / 49WA) Yelm, United States

Destination

Boryspil International Airport (KBP / UKBB) Boryspil, Ukraine