The 21-year-old, who joined the Hatters late on transfer deadline day in August 2017 from Non-League Basingstoke Town, will aid the Bairns in their battle against relegation from the Scottish Championship.
Aaron has made 14 appearances in his time so far at Kenilworth Road, with his six starts all coming in the Checkatrade Trophy – as have his two goals.
We wish Jarvo the best of luck in his time at Falkirk Stadium.