Distance From Memorial Hermann Katy Hospital Heliport to Sofia Airport

The distance from Memorial Hermann Katy Hospital Heliport () to Sofia Airport (SOF) is 6117 miles or 9844 kilometers or 5312 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.

---

How long does it take to travel from Katy ( United States ) to Sofia ( Bulgaria )?

A one-way nonstop (direct) flight between Katy and Sofia takes around 14 hours 3 minutes.

Estimated flight time from Memorial Hermann Katy Hospital Heliport, Katy, United States to Sofia Airport, Sofia, Bulgaria is 14 hours 3 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 • - SOF

Kilometers		9844 km
Statute Miles		6117 miles
Nautical Miles		5312 nm
Avg. Time of Flight		14 hours 3 minutes

Memorial Hermann Katy Hospital Heliport to Sofia Airport Flight Route Map - to SOF Flight Path

Location of Memorial Hermann Katy Hospital Heliport & Sofia Airport is given below.
Click the map to view Katy to Sofia nonstop flight path and travel direction.

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

Nonstop flight route between Katy, United States and Sofia, Bulgaria.

Time Difference Between the Airports • - SOF

Time difference between Katy (United States) and Sofia (Bulgaria) is 8 Hours.
Sofia time is 8 Hours ahead of Katy.

Location	Local Time
Katy (United States)	2026-06-23, 18:54:14 CDT
Sofia (Bulgaria)	2026-06-24, 02:54:14 EEST

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

Memorial Hermann Katy Hospital Heliport ( / 70TS) Katy, United States

Destination

Sofia Airport (SOF / LBSF) Sofia, Bulgaria