Look at the amenities and a map . So now you know what stations your origination and destination are. This is your zone pair. To determine the cost of your ticket look at the fare chart . Find your origination station zone and your destination zone to find your fare.
Trains run approximately every half hour during rush hour.
Since we are a commuter rail, we run north in the morning and south in the evening. Then pick the time that works best for you. Remember to give yourself plenty of time to get to your destination. Keep in mind that tickets are NOT sold on the trains. Riding Virginia Railway Express is the best part.