The flight distance from Bandaranaike International Apt Colombo Airport (CMB) in Colombo, Sri Lanka to Silistra Polkovnik Lambrinovo Airfield (SLS) in Silistra, Bulgaria is 6,531 kilometers (4,058 miles / 3,527 nautical miles). The estimated flight time for this route is approximately 9h, 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 Sri Lanka with Bulgaria. It is an intercontinental flight between Asia and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 00:59 in Colombo, it's 21:29 in Silistra. The 3.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Silistra (SLS) to Colombo (CMB) follows a heading of 113° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Bandaranaike International Apt Colombo Airport (CMB) and Silistra Polkovnik Lambrinovo Airfield (SLS) detail pages, or use our flight duration calculator to compare other routes.