Port's facilities are among the most modern, providing easy processing and boarding.

Miami is also among the most fortunate ports where newest cruise ships make show-off visits and many schedule inaugural homeporting seasons. The world's top-10 busiest cruise ports (by annual passengers numbers/stats 2023) are in Florida USA ( Port Canaveral/Orlando (4,07M), Miami (4,02M), Port Everglades/Fort Lauderdale), Mexico ( Cozumel), Bahamas ( Nassau), China ( Shanghai), Spain ( Barcelona), Bahamas (Out Islands), Texas USA ( Galveston), Italy ( Civitavecchia-Rome). PortMiami (locode URMIA) is currently ranked the world's second-largest cruise port (after Port Canaveral). It contributes annually with around USD 43 billion to the economy and supports over 334,000 jobs countrywide. PortMiami is one of USA's fastest growing containership ports. Downtown has USA's largest concentration of international banks, large national and multinational corporations. The city has USA's 3rd tallest skyline with over 300 skyscrapers. Nicknamed 'Capital of Latin America', Miami is USA's largest city with Cuban-American citizens. In 2010, it was ranked USA's 7th and world's 33rd in terms of human capital, business activities, information exchange, politics and culture. The city is a leader in international trade, commerce, finance, media, entertainment, arts. Miami Metro is USA's 8th-most populous and 4th-largest, with population around 5,5 million.

The city has the world's largest number of cruise company headquarters, including Carnival, RCI-Royal Caribbean International, NCL-Norwegian, Celebrity, Oceania.

PortMiami's area is sized 518 acres (0,8 mi2 / 2,1 km2). Both seaports and their respective airports are relatively nearby to each other. PortMiami and Port Everglades/Fort Lauderdale are the world's largest/busiest cruise ports and the USA's main turnaround/departure ports for roundtrip Caribbean voyages.

Miamidade transit tracker