Online sales are closed on the airline's website temporarily.
"Passengers with electronic tickets on the regular flights of AeroSvit airlines can be registered independently, taking advantage of the service “Web check-in”. You can check the possibility of the on-line registration for your flight and familiar with terms and limitations of this service you are able in “More detailed". Web check-in begins 20 hours before the flight and closed 2 hours and 40 minutes prior to flight".