Shipping freight from Miami to Puerto Rico in 2026: how the lane really works

Puerto Rico is one of the busiest trade lanes out of South Florida, and it works differently than almost any other “international-feeling” shipment. Because Puerto Rico is a U.S. territory, cargo moving between the mainland and the island falls under the Jones Act, which shapes which carriers you can use, where vessels sail from, and how you should plan your supply chain on the Florida side.

This guide walks through how the lane works in 2026 and, just as important, which parts of the job an ocean carrier handles versus what a Miami-based 3PL like Go Freight takes care of on land.

The Jones Act, in plain English

The Jones Act (Section 27 of the Merchant Marine Act of 1920) requires that cargo moving between two U.S. points — including Puerto Rico — travel on vessels that are U.S.-built, U.S.-flagged, and crewed by U.S. mariners. That means you can’t simply book space with any international ocean line. The Puerto Rico trade is served by a small group of dedicated Jones Act carriers, including Crowley, TOTE Maritime, and Trailer Bridge, running scheduled weekly services between Florida and San Juan.

The practical effects for shippers:

• Capacity is structured, not spot-driven. Sailings run on fixed weekly schedules, so missing a cutoff usually means waiting for the next vessel — not finding another carrier the same day.
• Equipment matters. Carriers on this lane move containers, trailers, and roll-on/roll-off cargo, and each has its own equipment pools and booking rules.
• Documentation is domestic, but not casual. There’s no foreign customs entry, but shipments still require accurate bills of lading, and Puerto Rico applies its own excise tax (arbitrios) process on arrival.

Where vessels actually sail from

Most Jones Act tonnage to San Juan departs from Jacksonville (JAXPORT), which is the heavy hub for the lane, with additional services from South Florida ports including Port Everglades. PortMiami and Port Everglades still play a major role for South Florida shippers even when the vessel loads elsewhere, because so much Puerto Rico-bound freight originates in, or consolidates through, Miami-Dade and Broward before heading to the terminal or up the highway to Jacksonville.

That’s the piece many first-time shippers underestimate: the ocean leg is only part of the trip. Your cargo has to be received, consolidated, loaded, documented, and drayed to the right terminal before the carrier’s cutoff — and that’s landside work.

What a Miami 3PL handles (and what it doesn’t)

To be clear about roles: Go Freight is not an ocean carrier and doesn’t operate vessels. What an asset-based Miami 3PL does is everything that gets your freight to the ship in good order and on time.

Drayage to the terminal

With our own fleet and more than 300 chassis positioned at PortMiami and Port Everglades, container drayage is the core of the landside job — picking up loaded containers, repositioning empties, and hitting carrier cutoffs without relying on a scramble for third-party capacity.

Warehousing and consolidation

Many Puerto Rico shipments are consolidations: multiple vendors, one island-bound container. Our 100,000 sq ft Miami warehouse — including bonded and temperature-controlled space — receives vendor freight, stages it, and consolidates it into full containers so you’re paying for one box instead of several partial ones. Cross-dock and transload options keep freight moving when storage isn’t needed.

Packing and crating

Ocean legs are rougher on cargo than highway miles. Machinery, furniture, and project cargo bound for the island often need export-grade packing and crating — custom crates, blocking and bracing inside the container, and proper securing for RoRo trailers.

Documentation support

While there’s no foreign customs clearance, the lane still runs on paperwork: booking confirmations, dock receipts, bills of lading, hazmat declarations where applicable, and coordination around Puerto Rico’s tax filings. A 3PL that ships this lane weekly keeps those details from becoming vessel-missing surprises, and bonded warehousing in Miami adds flexibility for regulated or in-bond cargo before the ocean leg.

Planning tips for 2026

1. Work backward from the sailing schedule. Weekly sailings mean your real deadline is the carrier’s receiving cutoff, typically a day or more before departure. Build your trucking and consolidation timeline from that date.
2. Consolidate in Miami, not at the pier. Terminal congestion and cutoff pressure make the pier the worst place to solve problems. Freight that arrives at our Medley warehouse early ships clean.
3. Book reefer and oversized early. Refrigerated equipment and flat-rack space on this lane are finite. Perishables, pharma, and out-of-gauge cargo should be booked as far ahead as possible.
4. Watch hurricane season. June through November, sailings can shift on short notice. Having warehouse space to hold freight — instead of a trailer stuck at a closed terminal — is cheap insurance.
5. Plan the return leg. Reverse logistics from the island (returns, cores, equipment) is part of the same conversation, and pricing improves when carriers and 3PLs can see both directions.

Getting a quote for the lane

The most useful quote request includes: origin points on the mainland, commodity and weight, whether you need consolidation or crating, temperature requirements, and your target arrival window in San Juan. From there, a Miami 3PL can price the landside package — pickup, warehousing, consolidation, drayage — and coordinate timing with your ocean booking. Request a quote or call (786) 445-0150 to talk through your Puerto Rico program.

Frequently asked questions

Does the Jones Act make shipping to Puerto Rico more expensive?

The Jones Act limits the lane to U.S.-flagged carriers, which generally have higher operating costs than international lines, and that’s reflected in ocean rates. But for most shippers, the bigger cost levers are on the landside: consolidating partial shipments into full containers, avoiding missed cutoffs, and eliminating storage and detention charges at the terminal. Good landside execution usually saves more than the ocean rate differential costs.

Can Go Freight book my ocean freight to San Juan?

Go Freight is not an ocean carrier and does not operate vessels. What we do is coordinate with the Jones Act carriers serving the lane and handle everything on the mainland: pickup from your vendors, warehousing and consolidation in Miami, export packing and crating, documentation support, and drayage to the terminal at PortMiami or Port Everglades — or line-haul to Jacksonville when your sailing departs from JAXPORT.

How far in advance should I plan a Puerto Rico shipment?

For standard dry freight, booking a week or two ahead of your target sailing is usually comfortable. For refrigerated cargo, hazmat, or oversized freight that needs flat-rack or RoRo space, plan two to four weeks out — that equipment is limited on the lane. During hurricane season and the pre-holiday peak (roughly September through November), add buffer time everywhere.