Trenitalia operates a train from Rome Airport (FCO) to Sora every 30 minutes. Tickets cost $12 - $18 and the journey takes 32 min. 2 other operators also service this route. Alternatively, TerraVision IT operates a bus from Rome Airport (FCO) to Sora hourly. Tickets cost $5 - $7 and the journey takes 45 min. 4 other operators also service this route.
From Fiumicino Aeroporto train to Roma Termini, train to Frosinone, then bus to Sora. 3 h 39 min 25€. From Rome Fiumincino Airport bus to Termini, bus to Rome Anagnina, then bus to Sora. 4 h 31 min 13€. From Rome Airport (FCO) drive to Sora. 1 h 27 min 19€.