InsideDiscovery Princess · Cabin category IB

Discovery Princess IB Inside Cabins

Cabin category IB is a standard-size inside cabin on Discovery Princess: 135 IB cabins on decks 8, 9, 10, 11, 12, 14 and 15, each 175 sq ft.

135cabins

175 sq ftinterior

8, 9, 10, 11, 12, 14 & 15decks

See inside faresInside cabins on Discovery Princess from $70 pp/night. We price by cabin type, not by category. Fares as of Oct 9, 2026.

// 01 · Floor plan

Discovery Princess IB inside floor plan

No floor plan published for this category. Showing a cabin photo instead.

Interior175 sq ft

Total175 sq ft

Beds: Comfortable queen or two twin beds

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

IB175 sq ft

166 sq ftIF · smallest

1,507 sq ftS0 · largest

// 02 · Compare

How Discovery Princess IB cabins compare

Discovery Princess IB inside cabins are standard size: the same 175 sq ft as 4 other inside categories; 6% of its cabins connect to a neighbor.

IB: 175 sq ft · tied #1 with 4 others of 6 inside categories

Inside avg · 174 sq ftShip avg · 350 sq ft

IBInterior175 sq ft IEInterior175 sq ft IAInterior175 sq ft IDInterior175 sq ft ICInterior175 sq ft IFInterior166 sq ft

// 03 · Deck plan

Find Discovery Princess IB cabins on the deck plan

Deck 11 · 32 IB cabins

Swipe to pan · tap a cabin

IBInside32

// 04 · Alternatives

Closest alternatives to Discovery Princess IB

Only what's different from IB is shown.

Same size

Interior72 cabins

Same size, elsewhere on the ship

Decks 9, 10, 11, 12, 14 & 15No connecting cabins

See IE

Step up

Premium Oceanview6 cabins

The next type up: an ocean view cabin

−3 sq ft insideDeck 17No connecting cabins

See O6

Similar, different spot

Interior23 cabins

Similar size, on higher decks

−9 sq ft insideDecks 8, 15 & 16No connecting cabins

See IF

// 05 · Location

Where IB inside cabins sit on Discovery Princess

Most IB cabins are forward: 55% of those with a recorded position. IB cabins are on decks 8, 9, 10, 11, 12, 14 and 15; deck 11 has the most (32).

Forward · Midship · Aft

BOWSTERN

Forward55%74 cabins

Midship16%22 cabins

Aft29%39 cabins

Port · Starboard

Port44%60 cabins

Starboard56%75 cabins

Deck spread

Deck 8

Deck 9

Deck 10

Deck 11

Deck 12

Deck 14

Deck 15

22 midship IB cabins 8 connecting IB cabins

// 06 · What's inside

What's inside a Discovery Princess IB inside cabin

Princess Cruise's Interior category (code IA) offers comfortable and well-appointed cabins, ranging from 166 to 175 square feet in size. The category features a choice of queen or two twin beds, along with amenities such as a refrigerator, flat-panel television, and 24-hour room service. The private bathroom includes a shower, along with 100% cotton and high-thread count linens. Guests can also enjoy a spacious closet, desk with chair, and access to a hair dryer and bathroom amenities. The added convenience of a digital security safe provides peace of mind during the cruise. Beds: comfortable queen or two twin beds.

Included

Comfortable queen or two twin beds
Refrigerator
Flat-panel television
Private bathroom with shower
100% cotton and high-thread count linens
24-hour room service
Spacious closet
Desk with chair
Hair dryer & bathroom amenities
Digital security safe

// 07 · Photos

Discovery Princess IB cabin photos

Other

Other

// 08 · Every cabin

All 135 cabins in category IB

Deck 8

10 cabins

E418 E419 E422 E423 E426 E427 E430 E431 E434 E435

Deck 9

7 cabins

D314 D315 D318 D319 D527 D529 D535

Deck 10

30 cabins

C220 C221 C224 C225 C228 C229 C232 C233 C236 C237 C240 C241 C244 C245 C248 C249 C316 C317 C322 C323 C328 C329 C334 C335 C522 C523 C528 C529 C531 C537

Deck 11

32 cabins

B220 B221 B224 B225 B228 B229 B232 B233 B236 B237 B240 B241 B244 B245 B248 B249 B316 B317 B322 B323 B328 B329 B334 B335 B516 B517 B522 B523 B528 B529 B533 B539

Deck 12

26 cabins

A222 A223 A228 A229 A234 A235 A316 A317 A322 A323 A328 A329 A334 A335 A516 A517 A522 A523 A528 A529 A533 A539 A611 A619 A621 A627

Deck 14

26 cabins

R214 R215 R220 R221 R226 R227 R232 R233 R318 R319 R324 R325 R330 R331 R336 R337 R516 R517 R522 R523 R526 R527 R530 R531 R535 R539

Deck 15

4 cabins

M418 M419 M424 M425

// 09 · Known issues

Known issues in cabin category IB

No issues recorded for IB cabins.

// 10 · Prices

Inside prices on Discovery Princess

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

Lowest fare by type · per person / night

Inside is $16 less per night than an ocean view cabin.

$70

+$16$86

−$1$85

+$42$127

InsideOcean ViewBalconySuite

Fares as of Oct 9, 2026. Prices change daily.

Prices below recent average · now

42%of sailings

42% of upcoming Inside sailings are currently below their recent average fare.

See inside fares

// 11 · Other ships

IB on other Princess ships

Discovery PrincessTHIS SHIP135 cabins · 175 sq ft

175 sq ft

Star Princess196 cabins · 145 sq ft

145 sq ft

Sun Princess196 cabins · 145 sq ft

145 sq ft

Majestic Princess137 cabins · 175 sq ft

175 sq ft

Regal Princess137 cabins · 175 sq ft

175 sq ft

Royal Princess137 cabins · 175 sq ft

175 sq ft

Enchanted Princess135 cabins · 175 sq ft

175 sq ft

Sky Princess135 cabins · 175 sq ft

175 sq ft

Caribbean Princess125 cabins · 182 sq ft

182 sq ft

Emerald Princess125 cabins · 182 sq ft

182 sq ft

Crown Princess122 cabins · 182 sq ft

182 sq ft

Ruby Princess122 cabins · 182 sq ft

182 sq ft

Grand Princess98 cabins · 175 sq ft

175 sq ft

Diamond Princess92 cabins · 182 sq ft

182 sq ft

Sapphire Princess92 cabins · 182 sq ft

182 sq ft

Coral Princess38 cabins · 156 sq ft

156 sq ft

Island Princess38 cabins · 156 sq ft

156 sq ft

// 12 · FAQ

Discovery Princess IB cabin FAQ

How big is a Discovery Princess IB inside cabin?

Every Discovery Princess IB cabin is 175 sq ft. That is the most common inside size on Discovery Princess.

How many Discovery Princess IB cabins are there, and on which decks?

Discovery Princess has 135 IB cabins on decks 8, 9, 10, 11, 12, 14 and 15; deck 11 has the most (32).

What's the difference between cabin category IB and IE on Discovery Princess?

Discovery Princess IB and IE cabins are the same size (175 sq ft in total). IE cabins are on decks 9, 10, 11, 12, 14 and 15; IB cabins are on decks 8, 9, 10, 11, 12, 14 and 15.

Do Discovery Princess IB cabins connect?

Yes: 8 of the 135 Discovery Princess IB cabins (6%) connect to a neighboring cabin.

// 13 · Next steps

Keep researching

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