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Isla Bella Beach Resort & Spa - Florida Keys Marathon Macro Details photo

Isla Bella Beach Resort & Spa - Florida Keys Marathon Exterior photo

Isla Bella Beach Resort & Spa - Florida Keys Marathon Beach photo

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Key details

About the Hotel

1 Knights Key Boulevard Mm47, Marathon, FL 33050

Great

8.7

/10

4.3

4.2

“The hotel is perfectly situated with stunning ocean views and easy access to beautiful walking trails and a lovely beach.”view full review

Isla Bella Beach Resort & Spa - Florida Keys is a luxury beachfront resort offering five oceanfront pools and a full-service spa. This family-friendly Marathon hotel features a marina with access to world-class fishing and watersports.

Rooms & Amenities

The Isla Bella Beach Resort & Spa - Florida Keys features luxuriously appointed oceanfront guestrooms and suites, each with outdoor living areas and stunning ocean views. Room options include beachfront verandas and spacious baths, with deep soaking tubs and rainfall showers available.

Dining Options

Dining options include Mahina, a Polynesian-inspired restaurant with ocean views, and the Beach Bar serving cocktails and light meals. The resort also features a brand-new sushi restaurant, Sushi Cabana, for fresh seafood selections.

Leisure & Activities

Guests can explore numerous leisure activities, including deep-sea fishing charters, kayaking through mangrove tunnels, and taking part in beach yoga. The resort also houses various pools, including a tranquil adults-only pool and offers complimentary bicycle rentals.

Services & Facilities

The Isla Bella Beach Resort has a 4000-square-foot spa, fitness center, and a conference center that accommodates up to 300 guests. To enhance convenience, the hotel provides a Marketplace with equipment rentals and pet-friendly accommodations.

Select your room type

Isla Bella Beach Resort & Spa - Florida Keys offers a variety of rooms including double rooms, family rooms, and suites with breakfast, free cancelations, and special deals

Oceanfront Balcony One Bedroom Suite One King Primary or One Queen Pullout Sofa
2 persons
77 sq. feet
1 King-size bed and 1 Sofa bed
Bathtub
Shower
room details
Oceanfront Veranda King
2 persons
60 sq. feet
1 King-size bed
Air conditioning
Shower
room details
Queen Room
2 persons
59 sq. feet
1 King-size bed
Air conditioning
Bathtub
room details

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Price and Room Availability Calendar

Check availability and prices for your dates now!

September 2026 - September 2027

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Check-in/ Check-out

Facilities

Isla Bella Beach Resort & Spa - Florida Keys offers amenities for your comfortable stay and unforgettable experiences

Amazing Views!

“Dining at the restaurant with its stunning sea view was an lovely experience; the food was absolutely good and complemented the beautiful scenery.” read full review

Accessible Amenities

“The pathways throughout the resort were easy to navigate, ensuring that everyone could enjoy the beautiful foliage and relaxing atmosphere.” read full review

Relaxing Retreat

“The numerous pools scattered throughout the resort offered a serene escape; I particularly loved the adult pool, which was perfectly tranquil.” read full review

Spacious Comfort

“Our room was impressively spacious and spotlessly clean, featuring a lovely balcony that allowed us to unwind while enjoying the ocean view.” read full review

Facilities: Perfect

9.1/10Review score