A dolphin swimming near a wooden dock and a tree branch in the water.

Find Luxury Hotels in Grassy Key, FL

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Check availability on Grassy Key Luxury Hotels

Next weekend
Nov 6 - Nov 8
In two weeks
Nov 13 - Nov 15

Our top choices for Grassy Key luxury hotels

A wooden deck with a pool and chairs overlooking a beach with palm trees.

1. Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club
4.0 star property
Marathon
9.4 out of 10, Exceptional, (501 reviews)
"The room was really nice with the balcony and view! I"
United States
Tiffany
The price is ₩245,279
₩339,970 total
includes taxes & fees
Dec 1 - Dec 2
Grassy Flats Resort & Beach Club
A tropical resort with a swimming pool, palm trees, and a view of the ocean.

2. Gulf View Waterfront Resort

Gulf View Waterfront Resort
2.5 star property
Marathon
8.4 out of 10, Very good, (638 reviews)
"The stay was amazing. The staff was extremely friendly and helpful"
United States
Ed
The price is ₩161,178
₩181,325 total
includes taxes & fees
Dec 1 - Dec 2
Gulf View Waterfront Resort
An aerial view of a coastal area with clear turquoise waters, a road with vehicles, and a cluster of buildings with a swimming pool.

3. Rainbow Bend Resort

Rainbow Bend Resort
2.5 star property
Marathon
8.2 out of 10, Very good, (1,000 reviews)
"Great place. Friendly staff."
United States
mark
The price is ₩138,134
₩215,429 total
includes taxes & fees
Nov 1 - Nov 2
Rainbow Bend Resort
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
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Top Grassy Key Hotel Reviews

Kingsail Resort

Kingsail Resort

10/10 Excellent
"When we arrived the staff greeted us at the desk. Explained where our room was and told us about the property ."
Amy 1-night trip
Posted 9 hours ago
Kingsail Resort
Faro Blanco Resort Marathon Florida Keys, Curio by Hilton

Faro Blanco Resort Marathon Florida Keys, Curio by Hilton

10/10 Excellent
"We wish we had booked an extra night here. This hotel is great, lots of amenities and big clean rooms. Bathroom had a great layout and big shower. Breakfast was very good, lots of options and very accommodating for any necessary amendments."
Kristina 1-night trip
Posted 2 days ago
Faro Blanco Resort Marathon Florida Keys, Curio by Hilton