Distance From Christus Santa Rosa Hospital San Marcos to King Khaled International Airport

The distance from Christus Santa Rosa Hospital San Marcos () to King Khaled International Airport (RUH) is 7984 miles or 12848 kilometers or 6933 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 San Marcos ( United States ) to Riyadh ( Saudi Arabia )?

A one-way nonstop (direct) flight between San Marcos and Riyadh takes around 18 hours 21 minutes.

Estimated flight time from Christus Santa Rosa Hospital San Marcos, San Marcos, United States to King Khaled International Airport, Riyadh, Saudi Arabia is 18 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 • - RUH

Kilometers		12848 km
Statute Miles		7984 miles
Nautical Miles		6933 nm
Avg. Time of Flight		18 hours 21 minutes

Christus Santa Rosa Hospital San Marcos to King Khaled International Airport Flight Route Map - to RUH Flight Path

Location of Christus Santa Rosa Hospital San Marcos & King Khaled International Airport is given below.
Click the map to view San Marcos to Riyadh nonstop flight path and travel direction.

Click to see flight route on Google Map between San Marcos, United States and Riyadh, Saudi Arabia. .

Nonstop flight route between San Marcos, United States and Riyadh, Saudi Arabia.

Time Difference Between the Airports • - RUH

Time difference between San Marcos (United States) and Riyadh (Saudi Arabia) is 9 Hours.
Riyadh time is 9 Hours ahead of San Marcos.

Location	Local Time
San Marcos (United States)	2026-08-08, 01:32:09 MDT
Riyadh (Saudi Arabia)	2026-08-08, 10:32:09 +03

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

Christus Santa Rosa Hospital San Marcos ( / ) San Marcos, United States

Destination

King Khaled International Airport (RUH / OERK) Riyadh, Saudi Arabia