Mariner of the Seas itinerary map for December 4, 2027 (7 nights)
Mariner of the Seas cruise ship

Mariner of the Seas — December 4, 20277-Night Western Caribbean on Royal Caribbean

This 7-night cruise aboard the Mariner of the Seas departs from New Orleans, Louisiana on Saturday, December 4, 2027 and returns on Saturday, Dec 11th. December weather across this route averages 81°/52°F. Cabins are currently tracked from $586.

The itinerary safety score for this sailing is 6.0 out of 10 — New Orleans (5.5), Cozumel (7.0), Costa Maya (7.0), Belize City (4.5).

Cruise Length
7
Night Cruise
Departure Port
New Orleans
Louisiana
Port Stops
4
Sea Days
3

Cruise Price - Mariner of the Seas December 4, 2027

Mariner of the Seas · December 4, 2027

The graph below tracks historic price of the Mariner of the Seas cruise ship departing December 4, 2027. The most recent price for this sailing starts at $586 ($84 per night) for an Inside Cabin. Compared to the average price of $592 ($85 per night), this represents a recent decrease of 1%.

🛏️
Inside
$586
🌊
Oceanview
$676
🌅
Balcony
$856
👑
Suite
$1,483

Price History – Mariner of the Seas December 4, 2027

inside cabin
Mariner of the Seas
December 4, 2027
$586
1% vs avg: $592

Prices change often and may differ at checkout. Click to see the latest available price.

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Cruise Itinerary Map - 7 Night Western Caribbean (New Orleans Roundtrip)

Mariner of the Seas · December 4, 2027

The Mariner of the Seas sails on December 4, 2027 for a 7 Night Western Caribbean (New Orleans Roundtrip). The ship will depart the port of New Orleans, Louisiana at 3:00 PM and will return to the port of New Orleans, Louisiana on Dec 11th at 5:00 AM. During the 8-day journey, the Mariner of the Seas will visit 3 additional ports and will spend 3 days at sea.

Cruise itinerary route

7 Night Western Caribbean (New Orleans Roundtrip)

  • DEC04
    New Orleans, Louisiana
    New Orleans, Louisiana
    A: — - D: 3:00 PM
  • DEC05
    At Sea
    At Sea
    A: — - D: —
  • DEC06
    Cozumel, Mexico
    Cozumel, Mexico
    A: 6:00 AM - D: 4:00 PM
  • DEC07
    Costa Maya, Mexico
    Costa Maya, Mexico
    A: 7:00 AM - D: 4:00 PM
  • DEC08
    Belize City, Belize
    Belize City, Belize
    A: 7:00 AM - D: 4:00 PM
  • DEC09
    At Sea
    At Sea
    A: — - D: —
  • DEC10
    At Sea
    At Sea
    A: — - D: —
  • DEC11
    New Orleans, Louisiana
    New Orleans, Louisiana
    A: 5:00 AM - D: —
Loading map...

Cruise Ports

December 4, 2027 · 7 Night Western Caribbean (New Orleans Roundtrip)

New Orleans, Louisiana — Day 1 of Mariner of the Seas December 4, 2027 cruise
Day 1•Saturday, Dec 4

New Orleans, Louisiana

Arrival: —•Departure: 3:00 PM

New Orleans, Louisiana, offers docking at New Orleans Port. Travelers explore French Quarter and Garden District. Excursions include swamp tours in Honey Island. Local markets sell beignets. The peak season, February to May, brings mild weather for river tours. Photography captures jazz streets and Mississippi vistas. Dining onboard includes gumbo, a Cajun favorite. Souvenirs, like Mardi Gras crafts, are sold in ship shops. Briefings cover Creole history. Light clothing and sun protection suit the subtropical climate, while comfortable shoes enhance city walks. New Orleans’ cultural charm offers a vibrant American stop. Cruise travelers enjoy a mix of historic districts and lively music, making New Orleans an engaging destination.

Port Info LinkPort Excursions Link
Day 2 at sea — Mariner of the Seas December 4, 2027 itinerary
Day 2•Sunday, Dec 5

At Sea

Arrival: 11:00 PM•Departure: 10:59 PM

Day at sea aboard the Mariner of the Seas — featuring Izumi Hibachi & Sushi, Vitality At Sea Spa, Suite Lounge & Photo Gallery.

Cozumel, Mexico — Day 3 of Mariner of the Seas December 4, 2027 cruise
Day 3•Monday, Dec 6

Cozumel, Mexico

Arrival: 6:00 AM•Departure: 4:00 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.

Port Info LinkPort Excursions Link
Costa Maya, Mexico — Day 4 of Mariner of the Seas December 4, 2027 cruise
Day 4•Tuesday, Dec 7

Costa Maya, Mexico

Arrival: 7:00 AM•Departure: 4:00 PM

Costa Maya, Mexico, offers docking at Costa Maya Port. Travelers explore Chacchoben ruins and Bacalar Lagoon. Excursions include snorkeling at Mahahual Reef. Local markets sell tamales. The peak season, December to April, brings warm weather for coastal tours. Photography captures Mayan temples and Caribbean vistas. Dining onboard includes cochinita pibil, a Yucatecan favorite. Souvenirs, like woven 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. Costa Maya’s coastal allure offers a vibrant Mexican stop. Cruise travelers enjoy a mix of ancient ruins and scenic lagoons, making Costa Maya an engaging destination for exploration.

Port Info LinkPort Excursions Link
Belize City, Belize — Day 5 of Mariner of the Seas December 4, 2027 cruise
Day 5•Wednesday, Dec 8

Belize City, Belize

Arrival: 7:00 AM•Departure: 4:00 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.

Port Info LinkPort Excursions Link
Day 6 at sea — Mariner of the Seas December 4, 2027 itinerary
Day 6•Thursday, Dec 9

At Sea

Arrival: 11:00 PM•Departure: 10:59 PM

Day at sea aboard the Mariner of the Seas — featuring Izumi Hibachi & Sushi, Vitality At Sea Spa, Suite Lounge & Photo Gallery.

Day 7 at sea — Mariner of the Seas December 4, 2027 itinerary
Day 7•Friday, Dec 10

At Sea

Arrival: 11:00 PM•Departure: 10:59 PM

Day at sea aboard the Mariner of the Seas — featuring Izumi Hibachi & Sushi, Vitality At Sea Spa, Suite Lounge & Photo Gallery.

New Orleans, Louisiana — Day 8 of Mariner of the Seas December 4, 2027 cruise
Day 8•Saturday, Dec 11

New Orleans, Louisiana

Arrival: 5:00 AM•Departure: —

Returning to New Orleans, Louisiana — see Day 1 above for port info.

Port Info LinkPort Excursions Link

Weather Forecast

Mariner of the Seas - December 4, 2027 Weather Forecast

Average monthly weather for your cruise ports

New Orleans, Louisiana

🌧️

December

Typical Weather

76°F

Average High

32°F

Average Low

Rainfall

0.16in

Daily average

5.1 in monthly total

Shore Excursions

Explore the most popular excursion options at each port.

From beach breaks and snorkeling to local food tours and cultural landmarks, these shore excursions help you make the most of every stop. Browse by port below to compare top-rated options and plan your day before you board.

See all New Orleans Shore Tours

Itinerary Safety Score

Based on 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
60 / 100
safer than 60% of all cruises
60
6
/ 10
New Orleans, Louisiana
New Orleans
Travelers in New Orleans should remain vigilant and cautious, especially outside tourist areas and after dark, due to higher crime rates.
7
/ 10
Cozumel, Mexico
Cozumel
Cozumel is generally safe for tourists, but remain vigilant against petty crime and avoid risks in surrounding areas.
7
/ 10
Costa Maya, Mexico
Costa Maya
Costa Maya offers a secure cruise port environment, but travelers should remain cautious of petty theft in less populated areas outside.
5
/ 10
Belize City, Belize
Belize City
Travelers in Belize City should remain vigilant, avoid certain neighborhoods, and use organized excursions for safety.

Cruise Ship

Mariner of the Seas

⚓ Tonnage

139,863

vs avg 162,993

🛠️ Year Built

2,003

vs avg 2,010

📏 Length (ft)

1,020

vs avg 1,085

👥 Passenger Count

3,114

vs avg 4,184

The Mariner of the Seas has a construction date of 2003 and a total size of 139,863 gross tons. The ship measures 1,020 feet in length. Mariner of the Seas is included in Royal Caribbean’s Voyager class. At full capacity, the Mariner of the Seas holds 3,114 passengers. That includes 1,914 cruise vacationers and 1,200 staff members. The Mariner of the Seas total number of staterooms is 1,700.

Click above for more Mariner of the Seas stats, tips, imagery, and more.

  • 📊Size comparison chart against other ships
  • 🍸Bars, restaurants, and venue highlights
  • 🛠️Renovation and dry-dock schedule
  • ❓FAQ's about Mariner of the Seas

Also of interest:

Mariner of the Seas Deck PlansMariner of the Seas Cabin SearchMariner of the Seas Health Score

Other Mariner of the Seas Sailings

Same ship, different dates

← Previous sailing

Nov 27, 2027

7-Night 7 Night Western Caribbean (New Orleans Roundtrip)

All sailings

Mariner of the Seas schedule

Full itinerary calendar

Next sailing →

Dec 11, 2027

7-Night 7 Night Western Caribbean (New Orleans Roundtrip)

Mariner of the Seas December 4, 2027 FAQ

What's the cheapest cabin on the Mariner of the Seas December 4, 2027 cruise?▾

The lowest currently-tracked fare for this sailing is $586 for an Inside cabin. Pricing is updated daily — see the live price chart above for the latest snapshots.

What's the weather like on the Mariner of the Seas December 4, 2027 route?▾

Across the ports visited on this 7-night route, December averages 81°F highs and 52°F lows. See the per-port weather forecast section above for daily detail.

How safe is the December 4, 2027 Mariner of the Seas itinerary?▾

This itinerary scores 6.0 out of 10 on the Gangwaze Itinerary Safety Score, with per-port scores of New Orleans 5.5, Cozumel 7.0, Costa Maya 7.0, Belize City 4.5. We weight current travel advisories, recent crime data, and Global Peace Index signals — see the Safety Score section above for the full per-port breakdown.

When does the Mariner of the Seas sail and return on this itinerary?▾

The Mariner of the Seas departs New Orleans, Louisiana on Saturday, December 4, 2027 at 3:00 PM and returns on Saturday, Dec 11th, 2027 at 5:00 AM. Total duration: 7 nights.

Who is the cruise director for the Mariner of the Seas sailing on December 4, 2027?▾

Cruise director assignment for this sail date is not currently confirmed in our records.

Can I track price drops for this Mariner of the Seas itinerary?▾

Yes — use the price tracking opt-in on this page to get an email when cabin prices drop for this exact sailing. We snapshot fares daily.

Researched and assembled by Gangwaze Cruise Editorial using daily-refreshed itinerary, pricing, weather, and safety data.

Last Updated: May 19, 2026