Distance From Riyan Mukalla International Airport to Ontario International Airport, RIY - ONT Distance

The distance from Riyan Mukalla International Airport (RIY) to Ontario International Airport (ONT) is 8963 miles or 14425 kilometers or 7784 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 Riyan ( Yemen ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Riyan and Ontario takes around 20 hours 36 minutes.

Estimated flight time from Riyan Mukalla International Airport, Riyan, Yemen to Ontario International Airport, Ontario, United States is 20 hours 36 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 • RIY - ONT

Kilometers		14425 km
Statute Miles		8963 miles
Nautical Miles		7784 nm
Avg. Time of Flight		20 hours 36 minutes

Riyan Mukalla International Airport to Ontario International Airport Flight Route Map - RIY to ONT Flight Path

Location of Riyan Mukalla International Airport & Ontario International Airport is given below.
Click the map to view Riyan to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Riyan, Yemen and Ontario, United States. .

Nonstop flight route between Riyan, Yemen and Ontario, United States.

Time Difference Between the Airports • RIY - ONT

Time difference between Riyan (Yemen) and Ontario (United States) is 11 Hours.
Ontario time is 11 Hours behind Riyan.

Location	Local Time
Riyan (Yemen)	2025-12-05, 14:39:23 +03
Ontario (United States)	2025-12-05, 03:39:23 PST

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

Riyan Mukalla International Airport (RIY / OYRN) Riyan, Yemen

Destination

Ontario International Airport (ONT / KONT) Ontario, United States