The flight distance from Barcelona International Airport (BCN) in Barcelona, Spain to Ust-Kut Airport (UKX) in Ust-Kut, Russia is 6,993 kilometers (4,345 miles / 3,776 nautical miles). The estimated flight time for this route is approximately 9h, flying northeast at a heading of 37°.

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 Spain with Russia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 21:57 in Barcelona, it's 03:57 in Ust-Kut. With a 6-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 2,176 feet between the two airports. Ust-Kut Airport sits higher than Barcelona International Airport.

The return flight from Ust-Kut (UKX) to Barcelona (BCN) follows a heading of 305° (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 Barcelona International Airport (BCN) and Ust-Kut Airport (UKX) detail pages, or use our flight duration calculator to compare other routes.