The flight distance from Great Falls International Airport (GTF) in Great Falls, United States to San Diego International Airport (SAN) in San Diego, United States is 1,712 kilometers (1,064 miles / 924 nautical miles). The estimated flight time for this route is approximately 3h, flying south southwest at a heading of 199°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

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 1-hour time difference between the two cities.

Time zone information: When it's 06:47 in Great Falls, it's 05:47 in San Diego.

There is a significant elevation difference of 3,663 feet between the two airports. San Diego International Airport sits lower than Great Falls International Airport.

The return flight from San Diego (SAN) to Great Falls (GTF) follows a heading of 15° (north 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 Great Falls International Airport (GTF) and San Diego International Airport (SAN) detail pages, or use our flight duration calculator to compare other routes.