Explore Southern California’s underwater frontier with dive trips aboard Waterhorse Charters through Signature Scuba. From towering kelp forests and vibrant marine life to legendary wrecks and deep-water adventures, San Diego offers some of the most exciting diving on the West Coast—and we make getting there easy.

Our San Diego charter calendar gives you direct access to upcoming dive trips with seamless booking through Signature Scuba. Whether you’re looking for a relaxed recreational dive day, a technical diving expedition, underwater photography opportunities, or advanced training dives, there’s a trip waiting for you.

Step aboard with experienced crews who understand divers. Waterhorse Charters has built a reputation for creating diver-focused experiences with comfortable vessels, efficient operations, and access to premier Southern California dive sites including the Yukon, Ruby E, Point Loma kelp forests, Coronado Islands, and more.

These trips are perfect for:

- Recreational divers looking to explore new sites

- Advanced and technical divers seeking deeper adventures

- Students completing ocean training dives

- Spearfishers and underwater photographers

- Divers wanting to build experience in Southern California conditions

- Every trip offers the opportunity to experience California diving at its best—giant kelp forests, sea lions, Garibaldi, rays, nudibranchs, wrecks, and incredible visibility conditions throughout the year.

Book directly through Signature Scuba and let us help coordinate your next adventure on the water. Whether you're joining solo, with a buddy, or bringing a full group, our San Diego dive charter calendar is your gateway to unforgettable underwater experiences.