The ferry from Pula to Venice only operates during the summer season usually from June to September, the most departures are available in July and August, departure time is 07:30, you should be at the port about 1 hour before departure. The direct sailing distance from Pula to Venice is 76 NM (141 Km) which equals a sailing time of about 3 hours and 30 minutes. The route is operated with fast ferries / catamarans, which are for passengers only, while the crossing passengers have to stay inside.
As the trip is traveling from non Schengen to Schengen area, there is border control in Pula as well in Venice, where passengers have to show their passport.
The ferry route is served by two companies Venezia Lines and Adriatic Lines, which both offer the following ticket options.
One way ticket, which is the one you need if you are transferring from Pula to Venice, a regular adult one way ticket include the options to bring a piece of check in luggage (Suitcase) as well as one piece of hand luggage with a max weight of 10 kg and size comparable to a smaller cabin bag. As an alternative to taking the catamaran from Croatia to Italy there is a bus operating from Pula to Venice, the trip with the bus takes about 4-5 hours
Return ticket: This ticket is for those who travel to Venice and stay at least one night before returning to Pula. For a return ticket the same luggage rules apply
Day trip ticket: If you are staying in Pula and wish to see Venice, the day trip package is a great solution, for a ticket price slightly higher than a one way ticket, you get a the trip to and from Venice including a 40 minutes guide walk in Venice, in addition you have option to buy lunch package in Venice as well as a tour with a Gondol. If you decide to explore Venice on your own, you have option to take a water taxi from the port or simply walk to the Marcus square which is takes about 45 minutes, the staff of the ferry company will instruct you when you have to be back at the Venice port, don’t be late otherwise you risk missing the return trip. The return trip from Venice to Pula departs around 17:00 and is back in before 21:00.
If you are Family travelling there is usually some discounted family packaged available, and buying ahead usually also means you can get discounted tickets