The flight distance from Denver International Airport (DEN) in Denver, United States to Saint John Airport (YSJ) in Saint John, Canada is 3,200 kilometers (1,988 miles / 1,728 nautical miles). The estimated flight time for this route is approximately 5h, flying east northeast at a heading of 66°.

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 an international route connecting United States with Canada. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 01:55 in Denver, it's 04:55 in Saint John. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 5,077 feet between the two airports. Saint John Airport sits lower than Denver International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Saint John (YSJ) to Denver (DEN) follows a heading of 273° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Denver International Airport (DEN) and Saint John Airport (YSJ) detail pages, or use our flight duration calculator to compare other routes.