The distance from Nakano Welfare Hospital Heliport () to John Wayne Airport-Orange County Airport (SNA) is 5646 miles or 9086 kilometers or 4903 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.
9086 kilometers is the direct flight distance between Nakano Welfare Hospital Heliport (Japan) and John Wayne Airport-Orange County Airport (United States).
How long does it take to travel from Seki ( Japan ) to Santa Ana ( United States )?
A one-way nonstop (direct) flight between Seki and Santa Ana takes around 12 hours 58 minutes.
Estimated
flight time from Nakano Welfare Hospital Heliport, Seki, Japan to John Wayne Airport-Orange County Airport, Santa Ana, United States is
12 hours 58 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 • - SNA
| Kilometers | | 9086 km |
| Statute Miles | | 5646 miles |
| Nautical Miles | | 4903 nm |
| Avg. Time of Flight | | 12 hours 58 minutes |
Nakano Welfare Hospital Heliport to John Wayne Airport-Orange County Airport Flight Route Map - to SNA Flight Path
Location of Nakano Welfare Hospital Heliport & John Wayne Airport-Orange County Airport is given below.
Click the map to view Seki to Santa Ana nonstop flight path and travel direction.
Click to see flight route on Google Map between Seki, Japan and Santa Ana, United States. .
Nonstop flight route between Seki, Japan and Santa Ana, United States.
Time Difference Between the Airports • - SNA
Time difference between
Seki (Japan) and
Santa Ana (United States) is 16 Hours.
Santa Ana time is 16 Hours behind Seki.
| Location | Local Time |
| Seki (Japan) | 2026-03-20, 09:44:45 JST |
| Santa Ana (United States) | 2026-03-19, 17:44:45 PDT |
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.