Half Day Deep Sea Fishing Kauai

Mahi-mahi and ono (wahoo) are the most common catches on a 4-hour Kauai offshore trip, with ahi (yellowfin tuna) showing up regularly depending on the season. Blue marlin are in these waters year-round but require more time and some luck — a half-day trip can produce one, but it’s not the primary target. Spring through fall tends to be the most productive overall, though Kauai’s warm offshore waters hold fish all year.

The $700 price is for the entire charter, not per person, so the more people in your group, the better the value. You’ll want to confirm the maximum passenger count when booking — a Bertram sportfisher typically accommodates four to six anglers comfortably. Splitting the cost across a group of four brings it down to $175 per person for a fully crewed, professionally equipped offshore trip.

Hawaii operates under a boat-keeps-the-catch policy on most shared and charter trips, meaning the captain and crew retain the fish by default. That said, many captains will work something out — especially on a private charter like this — so ask directly when you book or when you board. If keeping your catch is important to your group, be upfront about it before you leave the dock.

It’s a legitimate concern and worth preparing for, not dismissing. The boat is moving the entire time — running offshore, drifting, repositioning — and Kauai’s south shore swells can be significant. Take an over-the-counter motion sickness medication like Bonine the evening before and the morning of the trip; do not wait until you’re already feeling off. Avoid heavy or greasy food the morning of, stay on deck in the fresh air rather than below, and keep your eyes on the horizon.

Bring soft-soled non-marking shoes, a windbreaker or light layer, sunscreen applied before boarding, polarized sunglasses, and a hat. The crew supplies all fishing gear, so you do not need to bring rods, tackle, or bait. Pack snacks and water if you want them — there’s no food service on a 4-hour sportfishing trip, and the salt air and adrenaline will make you hungrier than you expect.

Yes — the trip is listed as all ages, and first-timers are genuinely welcome, not just tolerated. The crew knows how to coach beginners through a fight and will handle the technical side of rigging and bait. That said, young keiki should be comfortable on a moving boat in open ocean, and a 4-hour offshore trip is more physically active than a nearshore excursion — factor that in when deciding ages for your group.