The flight distance from Boire Field (ASH) in Nashua, United States to San Diego International Airport (SAN) in San Diego, United States is 4,115 kilometers (2,557 miles / 2,222 nautical miles). The estimated flight time for this route is approximately 6h, flying west at a heading of 270°.

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 a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 3-hour time difference between the two cities.

Time zone information: When it's 08:01 in Nashua, it's 05:01 in San Diego. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from San Diego (SAN) to Nashua (ASH) follows a heading of 61° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Boire Field (ASH) and San Diego International Airport (SAN) detail pages, or use our flight duration calculator to compare other routes.