Distance From Boulder City Municipal Airport to Sofia Airport, BLD - SOF Distance

The distance from Boulder City Municipal Airport (BLD) to Sofia Airport (SOF) is 6401 miles or 10300 kilometers or 5558 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 Boulder City ( United States ) to Sofia ( Bulgaria )?

A one-way nonstop (direct) flight between Boulder City and Sofia takes around 14 hours 42 minutes.

Estimated flight time from Boulder City Municipal Airport, Boulder City, United States to Sofia Airport, Sofia, Bulgaria is 14 hours 42 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 • BLD - SOF

Kilometers		10300 km
Statute Miles		6401 miles
Nautical Miles		5558 nm
Avg. Time of Flight		14 hours 42 minutes

Boulder City Municipal Airport to Sofia Airport Flight Route Map - BLD to SOF Flight Path

Location of Boulder City Municipal Airport & Sofia Airport is given below.
Click the map to view Boulder City to Sofia nonstop flight path and travel direction.

Click to see flight route on Google Map between Boulder City, United States and Sofia, Bulgaria. .

Nonstop flight route between Boulder City, United States and Sofia, Bulgaria.

Time Difference Between the Airports • BLD - SOF

Time difference between Boulder City (United States) and Sofia (Bulgaria) is 10 Hours.
Sofia time is 10 Hours ahead of Boulder City.

Location	Local Time
Boulder City (United States)	2025-12-05, 01:38:42 PST
Sofia (Bulgaria)	2025-12-05, 11:38:42 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

Boulder City Municipal Airport (BLD / KBVU) Boulder City, United States

Destination

Sofia Airport (SOF / LBSF) Sofia, Bulgaria