The flight distance from Narita International Airport (NRT) in Tokyo, Japan to Gillespie Field (SEE) in San Diego/El Cajon, United States is 8,935 kilometers (5,552 miles / 4,824 nautical miles). The estimated flight time for this route is approximately 12h, flying east northeast at a heading of 56°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Japan with United States. It is an intercontinental flight between Asia and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 00:31 in Tokyo, it's 07:31 in San Diego/El Cajon. With a 17-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from San Diego/El Cajon (SEE) to Tokyo (NRT) follows a heading of 307° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Narita International Airport (NRT) and Gillespie Field (SEE) detail pages, or use our flight duration calculator to compare other routes.