There are and 1 train from RAT to TRI.
Faretrotter is a travel aggregation resource that gathers travel company amenities and statistics and compares modes of transportation between cities. Use Faretrotter to plan your next trip, or purchase a ticket your next city.
There is just 1 way to travel from RAT to TRI. 1 train is possible between the two areas. The train from RAT to TRI is the cheapest and fastest.
It's important to check each mode when booking your ticket so that you can find the best method for you. The cost of each type varies differently, so be sure to use Faretrotter to keep an eye out!