Gran Muthu Rainbow Hotel
Gran Muthu Rainbow Hotel is an adults-only all-inclusive resort in Cayo Guillermo, Cuba with 248 rooms. Amenities include Beach, Buffet Dining, Gym, Nightclub and Nightly Entertainment. Travelers rate it 4.5/5 across 550 Google reviews.
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Traveler Insights(410 discussions)
Gran Muthu Rainbow Hotel in Cayo Guillermo is a genuinely singular property in the Caribbean - Cuba's first and only adults-only LGBTQ+-dedicated all-inclusive resort. It draws a fiercely loyal crowd, particularly around the annual Chill Out festival each February when the resort transforms into a week-long celebration. The setting is striking: Cayo Guillermo is one of Cuba's most unspoiled beach destinations, and the resort's modern architecture stands in clear contrast to the aging infrastructure at many competing properties on the island. Travelers who connect with the community vibe describe it as one of the most welcoming resort experiences they've ever had.
The practical experience has always been shaped by Cuba's economic realities. Food is the consistent weak point - limited buffet variety and occasional shortages of proteins like chicken are standard complaints. The resort does its best with what's available, and the entertainment team more than compensates: nightly shows, drag performances, and a nightclub that goes late make the evenings genuinely fun. Windsurfing and yoga classes add daytime structure beyond the beach, and the beach itself is genuinely beautiful - shallow, calm, and uncrowded by Caribbean standards.
The critical caveat as of mid-2026: the resort is not operating. MGM Muthu - the one foreign chain that didn't formally exit Cuba after the June 2026 U.S. sanctions deadline - has shut down all its Cuban hotels except Gran Muthu La Habana and Gran Muthu Almirante Beach, citing the island's energy crisis, and Gran Muthu Rainbow is among the closed properties with no announced reopening date. Canadian tour operators have also suspended Cuba service, and Visa/Mastercard no longer work anywhere on the island. For LGBTQ+ travelers who fell in love with what this place offers, the move is to watch for a reopening announcement rather than plan around it - if and when it comes back, it remains the only experience of its kind in the region.
Pros
- +Cuba's first and only adults-only LGBTQ+ resort, creating an atmosphere travelers describe as genuinely free, joyful, and judgment-free in a way that's rare anywhere in the Caribbean
- +Annual Chill Out festival has drawn a tight-knit international crowd every February, turning the resort into a week-long celebration with themed events and world-class DJs
- +Cayo Guillermo beach is one of Cuba's most beautiful - shallow turquoise water, soft white sand, and minimal crowds compared to Varadero
- +Modern, condo-style rooms feel brand new with comfortable beds and spacious layouts that punch well above what most Cuban resorts offer
- +Entertainment team and drag shows receive consistent high marks for energy and creativity, keeping guests dancing well into the night at the onsite nightclub
- +Windsurfing and yoga classes are included, giving guests active options beyond the beach without extra charges
- +Staff culture is warm and welcoming in the distinctly Cuban way - travelers describe feeling like family by day two
- +Genuinely adults-only 18+ policy means a consistently quieter, more intimate atmosphere than larger mixed resorts on Cayo Coco
Cons
- −The resort is not currently operating - MGM Muthu shut down all its Cuba hotels except two Havana-area properties in mid-2026 amid the island's energy crisis, with no announced reopening date
- −Food variety is the most common complaint from past stays - buffet options are limited by Cuban supply constraints and chicken is sometimes unavailable due to import difficulties
- −À la carte restaurant access has been inconsistently available, with some guests reporting they could never book a table during their stay
- −Hot water can be intermittent, particularly in older room blocks - a recurring issue across Cuban resorts generally
- −Beach cleanliness requires patience: seaweed, cigarette debris, and tile debris near the pool have been flagged in multiple recent reviews
- −Wi-Fi is paid and slow, which is a Cuba-wide reality but still frustrates guests who need connectivity
- −Limited alcohol variety compared to Mexican or Dominican all-inclusives - expect local rum, beer, and simple cocktails rather than a full premium bar
- −Getting to Cayo Guillermo was already logistically demanding, and 2026 made it worse - Canadian tour operators suspended all Cuba service through early October, and Visa/Mastercard from any country stopped working in Cuba on June 6, 2026
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Google Reviews
“I loved it. The hotel is great: its views, its services and everything else. Apart from that, what fascinated me most was the animation and the shows. They are very good at doing their job, especially the animators Leinier and Angel, who were very...”
“This was our third visit to the Rainbow Resort, and it just keeps getting better! We came to celebrate our 10-year anniversary and decided to upgrade to a swim-out room — absolutely worth it. The room was stunning, and our incredible butler, Maikel,...”
“Yes, Cuba is beautiful. Yes, the beaches are amazing. Yes, the resort is a lot of fun. But what makes it really amazing is the warm, generous, welcoming people that work here. They are also incredible entertainers and performers! A lot of other gues...”