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Did you mean flights from Siem Reap to Riyadh?
Saudi Arabia
King Khalid International Airport
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Cambodia
Siem Reap–Angkor Airport
At present, there are no direct flights from Riyadh to Siem Reap.
However, there are several flights from RUH to SAI with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from RUH to SAI, and to see what flight schedules are available.
Siem Reap is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, Siem Reap experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.

Currently, there is only one airline that covers the full route (with 1 stopover) from Riyadh RUH to Siem Reap SAI, which is Singapore Airlines.
All other flights from Riyadh to Siem Reap are operated by a combination of multiple carriers, which are listed below:
Star Alliance is the only alliance that covers the full route (with 1 stopover) from Riyadh RUH to Siem Reap SAI.
You can fly the full journey from RUH to SAI in either Economy or Business Class. Premium Economy and First Class are not available on this route, at least not on the full route with just 1 stopover.
At this moment, it is not possible to cover the full route from Riyadh to Siem Reap (with 1 stopover) with one specific type of aircraft. All flights from Riyadh to Siem Reap are operated by a combination of multiple aircraft types.
The distance between Riyadh and Siem Reap is 3,816 miles (6,141 kilometers).
However, because there are no direct flights between RUH and SAI, the distance of the full journey varies between 3,814 and 4,713 miles (or 6,138 and 7,585 kilometers), depending on your stopover airport.
Flights from Riyadh to Siem Reap take from 8 hours and 10 minutes up to 10 hours and 40 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Siem Reap: Siem Reap–Angkor Airport (SAI).
From 8 hours and 10 minutes up to 10 hours and 40 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between RUH and SAI, the total distance of the full journey varies between 3,814 and 4,713 miles (or 6,138 and 7,585 kilometers), depending on your stopover airport.
Singapore Airlines is the only airline flying the full route from Riyadh to Siem Reap.
Thai AirAsia X, Thai AirAsia, Saudi Arabian, Bangkok Airways, Emirates, Thai Airways, Firefly and AirAsia Cambodia operate several connecting flights, but only partly.
Star Alliance is currently the only alliance flying from Riyadh to Siem Reap.
You can fly the full route from Riyadh to Siem Reap (with 1 stopover) in Economy and Business Class.
There is no specific aircraft type that covers the full route (with 1 stopover) from Riyadh to Siem Reap at this moment.
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