Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Virginia to Moscow as you normally would.
The most popular route from Virginia to Moscow is Norfolk - Moscow Domodedovo. You may also consider Norfolk - Moscow Sheremetyevo or Richmond Byrd Intl - Moscow Domodedovo.
Great question - RIC to VKO just means Richmond Byrd Intl Airport to Moscow Vnukovo Airport. Now you’ll know what these unique codes when you look for flights! Moscow Domodedovo Airport (DME), Moscow Sheremetyevo Airport (SVO), Moscow Zhukovsky Airport (ZIA) are other airports near this flight route and their unique identifiers/IATA codes.