The flight distance from Christchurch International Airport (CHC) in Christchurch, New Zealand to Silistra Polkovnik Lambrinovo Airfield (SLS) in Silistra, Bulgaria is 17,253 kilometers (10,721 miles / 9,316 nautical miles). The estimated flight time for this route is approximately 21h, flying west northwest at a heading of 283°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting New Zealand with Bulgaria. It is an intercontinental flight between Oceania and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 01:27 in Christchurch, it's 14:27 in Silistra. With a 11-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Silistra (SLS) to Christchurch (CHC) follows a heading of 101° (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 Christchurch International Airport (CHC) and Silistra Polkovnik Lambrinovo Airfield (SLS) detail pages, or use our flight duration calculator to compare other routes.