Distance From Japan Red Cross Karatsu Hospital Helipad to King Khaled International Airport

The distance from Japan Red Cross Karatsu Hospital Helipad () to King Khaled International Airport (RUH) is 4925 miles or 7925 kilometers or 4277 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 Karatsu ( Japan ) to Riyadh ( Saudi Arabia )?

A one-way nonstop (direct) flight between Karatsu and Riyadh takes around 11 hours 19 minutes.

Estimated flight time from Japan Red Cross Karatsu Hospital Helipad, Karatsu, Japan to King Khaled International Airport, Riyadh, Saudi Arabia is 11 hours 19 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		7925 km
Statute Miles		4925 miles
Nautical Miles		4277 nm
Avg. Time of Flight		11 hours 19 minutes

Japan Red Cross Karatsu Hospital Helipad to King Khaled International Airport Flight Route Map - to RUH Flight Path

Location of Japan Red Cross Karatsu Hospital Helipad & King Khaled International Airport is given below.
Click the map to view Karatsu to Riyadh nonstop flight path and travel direction.

Click to see flight route on Google Map between Karatsu, Japan and Riyadh, Saudi Arabia. .

Nonstop flight route between Karatsu, Japan and Riyadh, Saudi Arabia.

Time Difference Between the Airports • - RUH

Time difference between Karatsu (Japan) and Riyadh (Saudi Arabia) is 6 Hours.
Riyadh time is 6 Hours behind Karatsu.

Location	Local Time
Karatsu (Japan)	2026-11-01, 09:33:13 JST
Riyadh (Saudi Arabia)	2026-11-01, 03:33:13 +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

Japan Red Cross Karatsu Hospital Helipad ( / ) Karatsu, Japan

Destination

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