Harmony of the Seas Cruise Deals

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Showing 25 out of 73 cruises

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Departing UK Only

Ship

Cruise Line

Ship

Destination

Port

Duration

8 Night Western Caribbean & Perfect Day

Galveston, Texas | Coco Cay | Cozumel | Costa Maya | Galveston, Texas

11 Oct 2025

8 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Fly Cruise From

Now: £2438 pp

REF: RCIHM08W056-111025

7 Night Western Caribbean Cruise

Galveston, Texas | Cozumel | Roatán Island | Costa Maya | Galveston, Texas

19 Oct 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Fly Cruise From

Now: £2212 pp

REF: RCIHM07W646-191025

7 Night Western Caribbean Cruise

Galveston, Texas | Cozumel | Costa Maya | Roatán Island | Galveston, Texas

26 Oct 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £235pp

Fly Cruise From

Now: £2263 pp

REF: RCIHM07W647-261025

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

02 Nov 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £238pp

Fly Cruise From

Now: £2289 pp

REF: RCIHM07W648-021125

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

09 Nov 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £213pp

Fly Cruise From

Now: £2060 pp

REF: RCIHM07W648-091125

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

16 Nov 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £213pp

Fly Cruise From

Now: £2060 pp

REF: RCIHM07W648-161125

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

23 Nov 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £229pp

Fly Cruise From

Now: £2438 pp

REF: RCIHM07W648-231125

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

30 Nov 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £193pp

Fly Cruise From

Now: £2078 pp

REF: RCIHM07W648-301125

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

07 Dec 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £232pp

Fly Cruise From

Now: £2468 pp

REF: RCIHM07W648-071225

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

14 Dec 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £240pp

Fly Cruise From

Now: £2548 pp

REF: RCIHM07W648-141225

7 Night Western Caribbean Holiday

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

21 Dec 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Fly Cruise From

Now: £3183 pp

REF: RCIHM07W649-211225

7 Night Western Caribbean Holiday

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

28 Dec 2025

7 Nights

Harmony of the Seas

Caribbean

LIMITED TIME OFFER! Receive up to £480 OFF per stateroom - Ends 15th Oct

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Fly Cruise From

Now: £3181 pp

REF: RCIHM07W650-281225

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

04 Jan 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £238pp

Fly Cruise From

Now: £2759 pp

REF: RCIHM07W648-040126

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

11 Jan 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £188pp

Fly Cruise From

Now: £2208 pp

REF: RCIHM07W648-110126

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

18 Jan 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £196pp

Fly Cruise From

Now: £2296 pp

REF: RCIHM07W648-180126

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

25 Jan 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £172pp

Fly Cruise From

Now: £2203 pp

REF: RCIHM07W648-250126

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

01 Feb 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £164pp

Fly Cruise From

Now: £2109 pp

REF: RCIHM07W648-010226

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

08 Feb 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £172pp

Fly Cruise From

Now: £2210 pp

REF: RCIHM07W648-080226

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

15 Feb 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £191pp

Fly Cruise From

Now: £2431 pp

REF: RCIHM07W648-150226

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

22 Feb 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £170pp

Fly Cruise From

Now: £2359 pp

REF: RCIHM07W648-220226

7 Night Western Caribbean Cruise

Galveston, Texas | Roatán Island | Costa Maya | Cozumel | Galveston, Texas

01 Mar 2026

7 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £162pp

Fly Cruise From

Now: £2246 pp

REF: RCIHM07W648-010326

8 Night Western Caribbean & Perfect Day

Galveston, Texas | Coco Cay | Nassau | Cozumel | Galveston, Texas

08 Mar 2026

8 Nights

Harmony of the Seas

Caribbean

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £188pp

Fly Cruise From

Now: £2585 pp

REF: RCIHM08W050-080326

16 Night Transatlantic Cruise

16 Mar 2026

16 Nights

Harmony of the Seas

Transatlantic

Book your cruise now with flights from your local airport! Call and speak to our expert concierge today and secure your holiday

Interest free Monthly Payments from JUST £81pp

Cruise Only From

Now: £1201 pp

REF: RCIHM16T102-160326

Per Page:

Prices are subject to change and availability. Prices may vary depending on airport selected. Promotions are only applicable to select cabins grades, please call for details

Harmony of the Seas Cruise Ship Deals

Royal Caribbean’s third Oasis-class ship, Harmony of Seas features a host of ground-breaking facilities across 18 decks. Cruisers of all ages can enjoy her exciting amenities, including the renowned neighbourhood concept and wonderful waterslides, or the fun Splashaway Bay waterpark.

Featuring stunning new additions and returning favourites, Harmony of the Seas offers thrills, fun and entertainment galore across her 18 impressive decks. From first-at-sea feats to the favourites that you know and love, you’ll find so many ways to make memories onboard – like the tallest slide at sea, Ultimate Abyss℠, deck-defying stunts at the AquaTheatre and the robot-helmed Bionic Bar. Not to mention dazzling Broadway performances and globe-trotting gastronomic experiences that go from Asia to the Mediterranean, and beyond.

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