The flight distance from RAF Ascension Island (ASI) in Ascension Island, SH to Juan Santamaria International Airport (SJO) in San Jose, Costa Rica is 7,983 kilometers (4,961 miles / 4,311 nautical miles). The estimated flight time for this route is approximately 10h, flying west northwest at a heading of 283°.

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 SH with Costa Rica. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 18:15 in Ascension Island, it's 12:15 in San Jose. With a 6-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 2,743 feet between the two airports. Juan Santamaria International Airport sits higher than RAF Ascension Island.

The return flight from San Jose (SJO) to Ascension Island (ASI) follows a heading of 102° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the RAF Ascension Island (ASI) and Juan Santamaria International Airport (SJO) detail pages, or use our flight duration calculator to compare other routes.