The flight distance from Denver International Airport (DEN) in Denver, United States to London Airport (YXU) in London, Canada is 1,985 kilometers (1,233 miles / 1,072 nautical miles). The estimated flight time for this route is approximately 3h, flying east northeast at a heading of 72°.

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 07:28 in Denver, it's 09:28 in London.

There is a significant elevation difference of 4,522 feet between the two airports. London 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 London (YXU) to Denver (DEN) follows a heading of 268° (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 London Airport (YXU) detail pages, or use our flight duration calculator to compare other routes.