TSA Directive for Flights between the U.S. and the Russian Federation
Delta provides guidance for airport check-in
(February 6, 2014) The U.S. Transportation Security Administration has directed that no liquids, gels, aerosols and powders of any size be permitted onboard flights between the United States and the Russian Federation in any passenger cabin of service. These items may be placed in customers' checked baggage. Prescription medications will be allowed.
Additionally, customers traveling between the U.S. and the Russian Federation will need to personally check-in with a Delta representative at the airport. Online and kiosk check-in will be unavailable. Delta encourages customers traveling to and from Russia to arrive at the airport at least two hours in advance of departure time.