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SuiteMariner of the Seas · Cabin category OS

Mariner of the Seas OS Suite Cabins

Cabin category OS is a suite on Mariner of the Seas: 8 OS cabins on deck 10, each 506 sq ft with a 131 sq ft balcony.

8cabins

506 sq ft+ 131 sq ft balcony

Up to 2guests

10deck

See suite faresSuite cabins on Mariner of the Seas from $166 pp/night. We price by cabin type, not by category. Fares as of Oct 8, 2026.

Mariner of the Seas Owner's Suite - 1 bedroom (OS) dining area

// 01 · Floor plan

Mariner of the Seas OS suite floor plan

Mariner of the Seas Owner's Suite - 1 bedroom (OS) floor plan

Interior506 sq ft

Balcony131 sq ft

Total637 sq ft

Sleeps: Up to 2 guests
Beds: One King-size bed · One double sofa bed
Bathroom: One bathroom with tub
Living space: Room with bed, vanityLiving area with double sofa bed

OS's total size vs every category on the shipInterior plus balcony, from the smallest category to the largest.

OS637 sq ft

106 sq ft2W · smallest

1,484 sq ftRS · largest

// 02 · Compare

How Mariner of the Seas OS cabins compare

Mariner of the Seas OS suite cabins are 506 sq ft, with a 131 sq ft balcony; none of its cabins are connecting cabins.

OS: 506 sq ft · #3 of 7 suite categories

Suite avg · 522 sq ftShip avg · 272 sq ft

RSRoyal Suite - 1 Bedroom1,260 sq ft GTGrand Suite - 2 bedroom547 sq ft OSOwner's Suite - 1 bedroom506 sq ft VPOcean View Panoramic Suite (No Balcony)406 sq ft GSGrand Suite - 1 bedroom381 sq ft J3Junior Suite277 sq ft JTSunset Junior Suite277 sq ft

// 03 · Deck plan

Find Mariner of the Seas OS cabins on the deck plan

Deck 10 · 8 OS cabins

Swipe to pan · tap a cabin

OSSuite8

// 04 · Alternatives

Closest alternatives to Mariner of the Seas OS

Only what's different from OS is shown.

Mariner of the Seas Grand Suite - 1 bedroom (GS) photo

Step down

GS

Grand Suite - 1 bedroom22 cabins

168 sq ft smaller in total

−125 sq ft inside−43 sq ft balconyMostly forward+18 pts connecting

Mariner of the Seas Grand Suite - 2 bedroom (GT) living area, photo 1 of 2

Step up

GT

Grand Suite - 2 bedroom4 cabins

More room inside and out

+41 sq ft inside+61 sq ft balconyDecks 8 & 9

// 05 · Location

Where OS suite cabins sit on Mariner of the Seas

Most OS cabins are aft: 62% of those with a recorded position. All OS cabins are on deck 10.

Forward · Midship · Aft

BOWSTERN

Forward0%0 cabins

Midship38%3 cabins

Aft62%5 cabins

Port · Starboard

Port38%3 cabins

Starboard62%5 cabins

Deck spread

Deck 10

8

3 midship OS cabins

// 06 · What's inside

What's inside a Mariner of the Seas OS suite

These luxurous suites offer a comfortable bedroom,separate living area and a private balcony. On Mariner of the Seas, Owner's Suite - 1 bedroom staterooms (category OS) measure 506 sq ft, plus a 64–131 sq ft balcony, and sleep up to 2 guests. Beds: one King-size bed and one double sofa bed. The suite has a room with bed, vanity, a living area with double sofa bed and one bathroom with tub. Guests in this suite get suite perks, listed below. Mariner of the Seas has 8 OS cabins, on deck 10.

One bathroom with tub. Room with bed, vanity and living area with double sofa bed.

Included

Dedicated stateroom attendant
Daily cleaning service
Exclusive bedding collection
Stateroom climate control
Ample closet and storage
In-room HD-TV
In-room safe for valuables
Hair dryer
Deluxe toiletries: shampoo, conditioner & body wash

// 07 · Photos

Mariner of the Seas OS cabin photos

Mariner of the Seas Owner's Suite - 1 bedroom (OS) dining area

Dining

Mariner of the Seas Owner's Suite - 1 bedroom (OS) living area, photo 1 of 2

Living area

Mariner of the Seas Owner's Suite - 1 bedroom (OS) bathroom, photo 1 of 2

Bathroom

Mariner of the Seas Owner's Suite - 1 bedroom (OS) living area, photo 2 of 2

Living area

Mariner of the Seas Owner's Suite - 1 bedroom (OS) bathroom, photo 2 of 2

Bathroom

// 08 · Every cabin

All 8 cabins in category OS

Deck 10

8 cabins

1300 1314 1320 1328 1330 1600 1628 1630

// 09 · Known issues

Known issues in cabin category OS

No issues recorded for OS cabins.

// 10 · Prices

Suite prices on Mariner of the Seas

Prices are by cabin type. We don't price individual categories like OS; "See suite fares" opens current suite fares with our booking partner.

Lowest fare by type · per person / night

Suite is $90 more per night than a balcony.

$52

+$4$56

+$20$76

+$90$166

InsideOcean ViewBalconySuite

Fares as of Oct 8, 2026. Prices change daily.

Prices below recent average · now

20%of sailings

20% of upcoming Suite sailings are currently below their recent average fare.

See suite fares

// 11 · Other ships

OS on other Royal Caribbean ships

Mariner of the SeasTHIS SHIP8 cabins · 506 sq ft + 131 sq ft balcony

Harmony of the Seas12 cabins · 556 sq ft + 243 sq ft balcony

Symphony of the Seas12 cabins · 556 sq ft + 243 sq ft balcony

Adventure of the Seas10 cabins · 506 sq ft + 64 sq ft balcony

Allure of the Seas10 cabins · 556 sq ft + 243 sq ft balcony

Explorer of the Seas10 cabins · 506 sq ft + 64 sq ft balcony

Oasis of the Seas10 cabins · 556 sq ft + 243 sq ft balcony

Utopia of the Seas10 cabins · 861 sq ft + 226 sq ft balcony

Voyager of the Seas10 cabins · 506 sq ft + 90 sq ft balcony

Wonder of the Seas10 cabins · 556 sq ft + 243 sq ft balcony

Freedom of the Seas8 cabins · 624 sq ft + 160 sq ft balcony

Hero of the Seas8 cabins · 658 sq ft + 190 sq ft balcony

Icon of the Seas8 cabins · 658 sq ft + 190 sq ft balcony

Independence of the Seas8 cabins · 624 sq ft + 160 sq ft balcony

Legend of the Seas8 cabins · 658 sq ft + 190 sq ft balcony

Liberty of the Seas8 cabins · 624 sq ft + 160 sq ft balcony

Navigator of the Seas8 cabins · 506 sq ft + 131 sq ft balcony

Star of the Seas8 cabins · 658 sq ft + 190 sq ft balcony

Anthem of the Seas6 cabins · 541 sq ft + 259 sq ft balcony

Brilliance of the Seas6 cabins · 532 sq ft + 57 sq ft balcony

Ovation of the Seas6 cabins · 541 sq ft + 259 sq ft balcony

Radiance of the Seas6 cabins · 532 sq ft + 57 sq ft balcony

Enchantment of the Seas5 cabins · 517 sq ft + 111 sq ft balcony

Grandeur of the Seas5 cabins · 517 sq ft + 111 sq ft balcony

Jewel of the Seas5 cabins · 532 sq ft + 57 sq ft balcony

Rhapsody of the Seas5 cabins · 517 sq ft + 104 sq ft balcony

Serenade of the Seas5 cabins · 582 sq ft + 154 sq ft balcony

Vision of the Seas5 cabins · 517 sq ft + 104 sq ft balcony

Quantum of the Seas4 cabins · 541 sq ft + 259 sq ft balcony

Spectrum of the Seas4 cabins · 541 sq ft + 349 sq ft balcony

Odyssey of the Seas2 cabins · 541 sq ft + 109 sq ft balcony

// 12 · FAQ

Mariner of the Seas OS cabin FAQ

How big is a Mariner of the Seas OS suite?

A Mariner of the Seas OS cabin is 506 sq ft inside plus a 131 sq ft balcony: 637 sq ft in total.

How many Mariner of the Seas OS cabins are there, and on which decks?

Mariner of the Seas has 8 OS cabins, all on deck 10.

How many people can stay in a Mariner of the Seas OS cabin?

Every Mariner of the Seas OS cabin with a recorded occupancy sleeps up to two.

What's the difference between cabin category OS and GS on Mariner of the Seas?

Mariner of the Seas OS cabins are 168 sq ft larger in total than GS (637 vs 469 sq ft).

Do Mariner of the Seas OS cabins connect?

No Mariner of the Seas OS cabins are recorded as connecting cabins.

// 13 · Next steps

Keep researching

CabinsAll Mariner of the Seas cabinsThe cabin types and categories, compared.Open Deck plansEvery deck, every cabinFull deck-by-deck plans for Mariner of the Seas.Open Cabin searchFind a specific cabinLook up any room number.Open ConciergeAsk the Cruise ConciergeNot sure OS is right? Ask us.Open