The flight distance from Denver International Airport (DEN) in Denver, United States to Ottawa / Rockcliffe Airport (YRO) in Ottawa, Canada is 2,439 kilometers (1,515 miles / 1,317 nautical miles). The estimated flight time for this route is approximately 4h, 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 02:03 in Denver, it's 04:03 in Ottawa.

There is a significant elevation difference of 5,246 feet between the two airports. Ottawa / Rockcliffe 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 Ottawa (YRO) to Denver (DEN) follows a heading of 266° (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 Ottawa / Rockcliffe Airport (YRO) detail pages, or use our flight duration calculator to compare other routes.