The flight distance from Portland International Airport (PDX) in Portland, United States to Cibao International Airport (STI) in Santiago, Dominican Republic is 5,552 kilometers (3,450 miles / 2,998 nautical miles). The estimated flight time for this route is approximately 8h, flying east southeast at a heading of 104°.

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 United States with Dominican Republic. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 14:09 in Portland, it's 18:09 in Santiago. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Santiago (STI) to Portland (PDX) follows a heading of 314° (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 Portland International Airport (PDX) and Cibao International Airport (STI) detail pages, or use our flight duration calculator to compare other routes.