The flight distance from Washington Dulles International Airport (IAD) in Washington, United States to Dease Lake Airport (YDL) in Dease Lake, Canada is 4,278 kilometers (2,658 miles / 2,310 nautical miles). The estimated flight time for this route is approximately 6h, flying northwest at a heading of 318°.

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 Canada. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 03:44 in Washington, it's 00:44 in Dease Lake. 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 2,288 feet between the two airports. Dease Lake Airport sits higher than Washington Dulles International Airport.

The return flight from Dease Lake (YDL) to Washington (IAD) follows a heading of 97° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Washington Dulles International Airport (IAD) and Dease Lake Airport (YDL) detail pages, or use our flight duration calculator to compare other routes.