10 Night Western Caribbean (Galveston Roundtrip)
Mariner of the Seas
Mariner of the Seas
March 30, 2026
10 Night Western Caribbean

Mariner of the Seas - 3/30/2026

The March 30, 2026 cruise on the Mariner of the Seas departs from Galveston, Texas. On this 10 Night Western Caribbean (Galveston Roundtrip) sailing, the ship will visit a total of 6 cruise port destinations, including its departure port. The Mariner of the Seas sets sail on Monday, Mar 30th and returns on Thursday, Apr 9th.

Cruise Length
10
Night Cruise
Departure Port
Galveston
Texas
Port Stops
6
Sea Days
4

Cruise Pricing

The graph below tracks historic price of the Mariner of the Seas cruise ship departing March 30, 2026. The most recent price for this sailing starts at $912 ($92 per night) for an Inside Cabin. Compared to the average price of $918 ($92 per night), this represents a recent decrease of 1%.

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Inside Cabin
$912
1%
vs Avg $918
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Cruise Itinerary

Itinerary

Mariner of the Seas - March 30, 2026 - 10 Nights

DayDatePort
1Mar 30thGalveston, Texas
2Mar 31stAt Sea
3Apr 1stAt Sea
4Apr 2ndFalmouth, Jamaica
5Apr 3rdGeorge Town, Grand Cayman
6Apr 4thCozumel, Mexico
7Apr 5thBelize City, Belize
8Apr 6thCoxen Hole, Roatan, Bay Islands, Honduras
9Apr 7thAt Sea
10Apr 8thAt Sea
11Apr 9thGalveston, Texas

The Mariner of the Seas sails on March 30, 2026 for a 10 Night Western Caribbean (Galveston Roundtrip). The ship will depart the port of Galveston, Texas at 4:00 PM and will return to the port of Galveston, Texas on Apr 9th at 7:00 AM. During the 11-day journey, the Mariner of the Seas will visit 5 additional ports and will spend 4 days at sea.

Itinerary Safety Score

Based on my comprehensive research of cruise port safety information, including recent crime reports, travel advisories, Global Peace Index rankings, and specific port security concerns, we've created a "safety score" for each cruise port stop. The overall rating below represents a combined score for your specific cruise itinerary.

Itinerary Safety Rank
64 / 100
safer than 64% of all cruises
64
7
/ 10
Galveston, Texas
Galveston
Travelers should remain vigilant in certain areas of Galveston and stay informed about weather hazards to ensure a safe cruise experience.
5
/ 10
Falmouth, Jamaica
Falmouth
Travelers in Falmouth should stay vigilant against petty crime and avoid less populated areas, opting for organized excursions for safety.
9
/ 10
George Town, Grand Cayman
George Town
George Town, Grand Cayman, is a safe cruise destination with low crime rates and a strong local law enforcement presence.
7
/ 10
Cozumel, Mexico
Cozumel
Cozumel is generally safe for tourists, but remain vigilant against petty crime and avoid risks in surrounding areas.
5
/ 10
Belize City, Belize
Belize City
Travelers in Belize City should remain vigilant, avoid certain neighborhoods, and use organized excursions for safety.
7
/ 10
Coxen Hole, Roatan, Bay Islands, Honduras
Coxen Hole
Coxen Hole is generally safe for tourists, but caution is advised at night due to moderate crime, including theft and scams.

Cruise Ship

Mariner of the Seas Size Infographic

Mariner of the Seas

139 k
tonnage
1,020 ft
length
2003
year built
1,674
cabins
3,114
passengers
1,185
crew

MARINER OF THE SEAS SIZE

The Mariner of the Seas has a construction date of 2003 and a total size of 138,279 gross tons. The ship measures 1,020 feet (311 meters) in length. Mariner of the Seas is included in Royal Caribbean’s Voyager Class. At full capacity, the Mariner of the Seas holds 4,299 passengers. That includes 3,114 cruise vacationers and 1,185 staff members. The Mariner of the Seas total number of staterooms is 1,674.

Mariner of the Seas Size & Stats

  • Gross Tonnage:138,279 GT
  • Length:1,020 ft (311 m)
  • Beam:127 ft (39 m)
  • Draft:29 ft (9 m)
  • Max Speed:27 mph (23 kn)
  • Year Built:2003
  • Years Served:2003 - Present
  • Capacity:3,114
  • Crew Members:1,185
  • Total on Board:4,299
  • Total Staterooms:1,674
  • Flagged Country:Bahamas
  • Ship Cost:500 Million
  • Status:active

To see how this compares, click through to see Mariner of the Seas age and stats vs all Royal Caribbean ships. There you’ll find graphs showing length, capacity, tonnage and more for this ship vs all in the fleet.

To check out the ship from top to bottom, click here for Mariner of the Seas Deck Plans.

Cruise Ports

Day1
MAR 302026
United States
D:4:00 PM

Galveston, Texas, offers docking at Galveston Port. Travelers explore Moody Gardens and Historic Pleasure Pier. Excursions visit Houston’s Space Center. Local markets sell pecan pralines. The peak season, March to May, brings mild weather for coastal tours. Photography captures Victorian architecture and Gulf vistas. Dining onboard includes shrimp gumbo, a Texan favorite. Souvenirs, like cowboy crafts, are sold in ship shops. Briefings cover Texan history. Light clothing and sun protection suit the subtropical climate, while comfortable shoes enhance historic walks. Galveston’s coastal charm offers a vibrant American stop. Cruise travelers enjoy a mix of historic districts and scenic beaches, making Galveston an engaging destination for exploration. (126 words)

Day2
MAR 312026
At Sea

Take advantage of the many on board activites during your day at sea. You'll have more than enough to fill your day!

Day3
APR 12026
At Sea

Take advantage of the many on board activites during your day at sea. You'll have more than enough to fill your day!

Day4
APR 22026
A:8:00 AMD:6:00 PM

Falmouth, Jamaica, offers docking at Falmouth Port. Travelers explore Good Hope Estate and Martha Brae River. Excursions include rafting and Dunn’s River Falls climbs. Local markets sell jerk pork. The peak season, December to April, brings warm weather for coastal tours. Photography captures colonial architecture and Caribbean vistas. Dining onboard includes curry goat, a Jamaican favorite. Souvenirs, like wood carvings, are sold in ship shops. Briefings cover Taino history. Light clothing and sun protection suit the tropical climate, while water shoes enhance river activities. Falmouth’s cultural charm offers a vibrant Jamaican stop. Cruise travelers enjoy a mix of historic estates and adventurous excursions, making Falmouth an engaging destination for exploration. (126 words)

Day5
APR 32026
A:7:00 AMD:4:00 PM

George Town, Grand Cayman, offers docking at George Town Port. Travelers explore Seven Mile Beach and Stingray City. Excursions include snorkeling at Coral Gardens. Local markets sell jerk chicken. The peak season, December to April, brings warm weather for coastal tours. Photography captures turquoise waters and Caribbean vistas. Dining onboard includes conch chowder, a Caymanian favorite. Souvenirs, like turtle crafts, are sold in ship shops. Briefings cover Taino history. Light clothing and sun protection suit the tropical climate, while water shoes enhance reef exploration. George Town’s coastal allure offers a vibrant Cayman stop. Cruise travelers enjoy a mix of pristine beaches and marine adventures, making George Town an engaging destination. (126 words)

Day6
APR 42026
A:10:00 AMD:8:00 PM

Cozumel, Mexico, offers docking at Cozumel Port. Travelers explore Chankanaab Park and San Gervasio ruins. Excursions include snorkeling at Palancar Reef. Local markets sell tacos. The peak season, December to April, brings warm weather for coastal tours. Photography captures coral reefs and Caribbean vistas. Dining onboard includes ceviche, a Mexican favorite. Souvenirs, like Mayan crafts, are sold in ship shops. Briefings cover Mayan history. Light clothing and sun protection suit the tropical climate, while water shoes enhance reef exploration. Cozumel’s coastal allure offers a vibrant Mexican stop. Cruise travelers enjoy a mix of ancient ruins and marine adventures, making Cozumel an engaging destination for exploration. (126 words)

Day7
APR 52026
A:8:00 AMD:5:00 PM

Belize City, Belize, offers docking at Belize City Port. Travelers explore Altun Ha ruins and Belize Zoo. Excursions include snorkeling at Hol Chan Marine Reserve. Local markets sell fry jacks. The peak season, December to April, brings warm weather for coastal tours. Photography captures Mayan pyramids and Caribbean vistas. Dining onboard includes rice and beans, a Belizean favorite. Souvenirs, like mahogany crafts, are sold in ship shops. Briefings cover Mayan history. Light clothing and sun protection suit the tropical climate, while water shoes enhance reef exploration. Belize City’s cultural allure offers a vibrant stop. Cruise travelers enjoy a mix of ancient ruins and marine adventures, making Belize City an engaging destination. (126 words)

Day8
APR 62026
A:8:00 AMD:5:00 PM

Coxen Hole, Roatan, Bay Islands, Honduras, offers docking at Coxen Hole Port. Travelers explore West Bay Beach and Gumbalimba Park. Excursions include snorkeling at Mesoamerican Reef. Local markets sell baleadas. The peak season, December to April, brings warm weather for coastal tours. Photography captures coral reefs and Caribbean vistas. Dining onboard includes sopa de caracol, a Honduran favorite. Souvenirs, like mahogany crafts, are sold in ship shops. Briefings cover Garifuna history. Light clothing and sun protection suit the tropical climate, while water shoes enhance reef exploration. Coxen Hole’s coastal allure offers a vibrant Honduran stop. Cruise travelers enjoy a mix of beaches and marine adventures, making Coxen Hole an engaging destination. (126 words)

Day9
APR 72026
At Sea

Take advantage of the many on board activites during your day at sea. You'll have more than enough to fill your day!

Day10
APR 82026
At Sea

Take advantage of the many on board activites during your day at sea. You'll have more than enough to fill your day!

Day11
APR 92026
United States
A:7:00 AM

Galveston, Texas, offers docking at Galveston Port. Travelers explore Moody Gardens and Historic Pleasure Pier. Excursions visit Houston’s Space Center. Local markets sell pecan pralines. The peak season, March to May, brings mild weather for coastal tours. Photography captures Victorian architecture and Gulf vistas. Dining onboard includes shrimp gumbo, a Texan favorite. Souvenirs, like cowboy crafts, are sold in ship shops. Briefings cover Texan history. Light clothing and sun protection suit the subtropical climate, while comfortable shoes enhance historic walks. Galveston’s coastal charm offers a vibrant American stop. Cruise travelers enjoy a mix of historic districts and scenic beaches, making Galveston an engaging destination for exploration. (126 words)