4 Night Western Caribbean (Galveston Roundtrip)
Mariner of the Seas
Mariner of the Seas
March 26, 2026
4 Night Western Caribbean

Mariner of the Seas - 3/26/2026

The March 26, 2026 cruise on the Mariner of the Seas departs from Galveston, Texas. On this 4 Night Western Caribbean (Galveston Roundtrip) sailing, the ship will visit a total of 2 cruise port destinations, including its departure port. The Mariner of the Seas sets sail on Thursday, Mar 26th and returns on Monday, Mar 30th.

Cruise Length
4
Night Cruise
Departure Port
Galveston
Texas
Port Stops
2
Sea Days
2

Cruise Pricing

The graph below tracks historic price of the Mariner of the Seas cruise ship departing March 26, 2026. The most recent price for this sailing starts at $382 ($96 per night) for an Inside Cabin. Compared to the average price of $551 ($138 per night), this represents a recent decrease of 31%.

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Inside Cabin
$382
31%
vs Avg $551
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Cruise Itinerary

Itinerary

Mariner of the Seas - March 26, 2026 - 4 Nights

DayDatePort
1Mar 26thGalveston, Texas
2Mar 27thAt Sea
3Mar 28thCozumel, Mexico
4Mar 29thAt Sea
5Mar 30thGalveston, Texas

The Mariner of the Seas sails on March 26, 2026 for a 4 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 Mar 30th at 7:00 AM. During the 5-day journey, the Mariner of the Seas will visit 1 additional port and will spend 2 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
69 / 100
safer than 69% of all cruises
69
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.
7
/ 10
Cozumel, Mexico
Cozumel
Cozumel is generally safe for tourists, but remain vigilant against petty crime and avoid risks in surrounding areas.

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 262026
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 272026
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
MAR 282026
A:7:00 AMD:5:00 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)

Day4
MAR 292026
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!

Day5
MAR 302026
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)