How to reach Gaeta

...by car
Highway "Autostrada del Sole" at exit " Cassino", follow the way that lead to Formia and Gaeta.

Coming from North is also possible: exit to "Roma Sud" from highway "Autostrada del Sole A1", following "Gran Raccordo Anulare" in South-Napoli direction and then "Strada Statale n. 148 Pontina". Once passed Terracina you can choose "Litoranea S.S. 213 Flacca" to reach Gaeta, or "S.S. n. 7 Appia" to go inner mountains to reach Itri. After Itri, Appia reaches Formia and then Gaeta.

Coming from South is also possible: drive "S.S. Domiziana" from Napoli. Once arrived to Gaeta town just follow "Centro Storico" direction.

highways map-------------------------Gaeta map

...by train
If you travel by train from Rome take the train to Napoli that stops at Formia (one every hour) and from Formia reach Gaeta by bus or taxi.
From Napoli take the train to Rome that stops at Formia (one every hour) and from Formia reach Gaeta by bus or taxi.