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

Find Pet-friendly Hotels in Grassy Key, FL

  • Change your mind

    Book hotels with free cancellation

  • Treat yourself

    Sign in to save 10% or more on thousands of hotels
    Sign in

  • Be picky

    Search almost a million properties worldwide

Check availability on Grassy Key Pet-friendly Hotels

Tonight
8 Oct - 9 Oct
Tomorrow
9 Oct - 10 Oct
This weekend
9 Oct - 11 Oct
Next weekend
16 Oct - 18 Oct

Our top choices for Grassy Key pet-friendly hotels

A wooden deck with a pool and chairs overlooking a beach with palm trees.
A beach with a wooden walkway leading to the water, palm trees, and a clear sky.
A hotel room with a sofa, a desk, a chair, a TV, and a balcony with curtains.
A bar area with stools, a counter, and hanging lanterns.

1. Grassy Flats Resort & Beach Club

Grassy Flats Resort & Beach Club
Marathon
United States
Tiffany
AED 675
AED 936 total
includes taxes & fees
8 Nov - 9 Nov
Grassy Flats Resort & Beach Club
A wooden deck with two chairs and a table, overlooking a beach with palm trees and the ocean.
A beach with lounge chairs and umbrellas, palm trees, and a building with balconies.
A swimming pool with a hot tub, palm trees, and a building with a staircase.
A two-story beachfront house with a balcony, surrounded by palm trees and a sandy beach.

2. Rainbow Bend Resort

Rainbow Bend Resort
Marathon
United Kingdom
Adam
AED 380
AED 593 total
includes taxes & fees
11 Oct - 12 Oct
Rainbow Bend Resort
A tropical resort with a swimming pool, palm trees, and a view of the ocean.
A beach view with palm trees, a hammock, and a chair by the water.
A kitchen with white cabinets, a microwave, and a dining area with a glass table and white chairs.
An aerial view of a resort with a swimming pool, palm trees, and a beach area.

3. Gulf View Waterfront Resort

Gulf View Waterfront Resort
Marathon
United States
Ed
AED 345
AED 388 total
includes taxes & fees
11 Oct - 12 Oct
Gulf View Waterfront Resort
A bar area with a long counter, bar stools, and a view of the water.
A balcony with a view of a body of water, a pool, and outdoor seating.
A waterfront property with a large building, a smaller structure with a thatched roof, and several boats docked.
A Marriott Fairfield Inn & Suites with a modern design, featuring a covered entrance and palm trees.

4. Fairfield Inn & Suites by Marriott Marathon Florida Keys

Fairfield Inn & Suites by Marriott Marathon Florida Keys
Marathon
United States
Ismael
AED 493
AED 554 total
includes taxes & fees
15 Oct - 16 Oct
Fairfield Inn & Suites by Marriott Marathon Florida Keys
Three colorful drinks on a table with a thatched roof and outdoor seating.
A bar area with wicker chairs and a thatched roof, overlooking a body of water with boats.
A modern living room with a large sectional sofa, a flat-screen TV, and a view of the sea through large windows.
A modern kitchen with a central island, various appliances, and hanging pendant lights.

5. Hampton Inn Marathon - Florida Keys

Hampton Inn Marathon - Florida Keys
Marathon
United States
Linda
AED 479
AED 539 total
includes taxes & fees
15 Oct - 16 Oct
Hampton Inn Marathon - Florida Keys
A wooden dock leading to a row of boats, with a thatched-roof building and palm trees in the background.
Two bicycles parked on a sandy beach with the ocean in the background.
An aerial view of a resort with a swimming pool, lounge area, and palm trees.
A covered outdoor seating area with tables and chairs, overlooking a body of water and a distant shoreline.

6. Bonefish Bay Motel

Bonefish Bay Motel
Marathon
United States
Billy
AED 345
AED 389 total
includes taxes & fees
18 Oct - 19 Oct
Bonefish Bay Motel
A beachfront property with a white balcony, palm trees, and a sandy beach.
A coastal hotel with a pool, parked cars, and a view of the ocean.
A hotel room with a bed, a nightstand with a lamp, a microwave, and a refrigerator.
A pool area with lounge chairs, a wooden deck, and a view of the ocean.

7. Conch Key Fishing Lodge and Marina

Conch Key Fishing Lodge and Marina
Marathon
United States
Daniel
AED 447
AED 503 total
includes taxes & fees
12 Oct - 13 Oct
Conch Key Fishing Lodge and Marina
Terrace/patio
A spacious living area with a large island, wooden furniture, and a ceiling fan.
A beach with palm trees and a clear view of the ocean.
A resort with a swimming pool, lounge chairs, and palm trees.

8. Lime Tree Bay Resort

Lime Tree Bay Resort
Long Key
United States
Michael
AED 455
AED 677 total
includes taxes & fees
12 Oct - 13 Oct
Lime Tree Bay Resort
A covered outdoor area with a view of a pool and palm trees.
A swimming pool with yellow lounge chairs, palm trees, and a white building in the background.
A hotel room with two beds, white bedding, and a blue accent.
A covered patio with a round table and chairs, large windows, and a view of a street and greenery.

9. Kingsail Resort

Kingsail Resort
Marathon
United States
IRAN G
AED 284
AED 320 total
includes taxes & fees
27 Oct - 28 Oct
Kingsail Resort
An aerial view of a resort with a central pool, multiple buildings, and a beach area with sun loungers.
An aerial view of a resort with a large building, a beach, and a pier in the background.
A beach scene with two white chairs, a hammock, and palm trees.
A beach with white chairs and kayaks, palm trees, and a clear view of the ocean.

10. Isla Bella Beach Resort & Spa

Isla Bella Beach Resort & Spa
Marathon
United States
Andrew
AED 988
AED 1,340 total
includes taxes & fees
13 Oct - 14 Oct
Isla Bella Beach Resort & Spa
View all properties

Top Grassy Key Hotel Reviews

Fairfield Inn & Suites by Marriott Marathon Florida Keys

Fairfield Inn & Suites by Marriott Marathon Florida Keys

8/10 Good
"Sparkeys was shut while we were here, don’t forget parking $20 per night plus tax massive car park so can’t see the justification for extra charge"
Phil 5-night trip
Posted 1 day ago
Fairfield Inn & Suites by Marriott Marathon Florida Keys

Explore a world of travel with Expedia