it has recently come to my attention that a new episode starring Soarin will be released. I have a little more info on the subject plus a picture

characters - The episode's credited cast of characters consists of Twilight Sparkle, Spike, Pinkie Pie, Fluttershy, Rarity, Applejack, Rainbow Dash, Bulk Biceps, "Pony #1", Spitfire, Blossomforth, Soarin' , "Vendor",Thunderlane and Food Pony #2.

Summary -

"Rainbow Dash is headed to the Equestria Games trials with the Ponyville Relay Team, but becomes torn when she is offered the chance to join the more competitive Cloudsdale team."[11]

All the info and summary's can be found here - Rainbow Falls Episode

The episode is coming out Jan 18th So keep your eyes open for the episode!