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Hotels in Grassy Key

Choose from 2222 Grassy Key Hotel Deals

Rainbow Bend Resort
Rainbow Bend Resort
2.5 out of 5
57784 Overseas Hwy, Marathon, FL
  • 22 min walk from Dolphin Research Center
The price is $168 per night from Apr 28 to Apr 29
$168
includes taxes & fees
Apr 28 - Apr 29
Book a stay at this beach hotel in Marathon. Enjoy a private beach, daily housekeeping, and a garden. Our guests praise the breakfast and the helpful staff in ...
8.2/10 Very Good! (611 reviews)
Best kept secret in Marathon!
"Great family vacation getaway. Super quiet and relaxing. Friendly staff and excellent food at the restaurant. If you’re looking to relax perfect destination. Sunrise views are spectacular."

Reviewed on Apr 10, 2025

Rainbow Bend Resort
Gulf View Waterfront Resort
Gulf View Waterfront Resort
2.5 out of 5
58743 OVERSEAS HWY, Marathon, FL
  • 4 min walk from Dolphin Research Center
The price is $201 per night from Apr 15 to Apr 16
$201
includes taxes & fees
Apr 15 - Apr 16
Stay at this hotel in Marathon. Enjoy free WiFi, free parking, and daily housekeeping. Our guests praise the helpful staff and the clean rooms in our reviews. ...
8.4/10 Very Good! (446 reviews)
"Clean and curtious"

Reviewed on Apr 10, 2025

Gulf View Waterfront Resort
Grassy Flats Resort & Beach Club
Grassy Flats Resort & Beach Club
2.5 out of 5
58182 Overseas Hwy, Marathon, FL
  • 14 min walk from Dolphin Research Center
The price is $491 per night from May 14 to May 15
$491
includes taxes & fees
May 14 - May 15
Book a stay at this beach hotel in Marathon. Enjoy free WiFi, free parking, and 2 outdoor pools. Our guests praise the helpful staff and the property condition ...
9.4/10 Exceptional! (265 reviews)
"beautiful rooms"

Reviewed on Apr 7, 2025

Grassy Flats Resort & Beach Club
Hawks Cay Resort
Hawks Cay Resort
4 out of 5
61 Hawks Cay Blvd, Marathon, FL
  • 6 min drive from Dolphin Research Center
The price is $332 per night from Apr 27 to Apr 28
$332
includes taxes & fees
Apr 27 - Apr 28
Book a stay at this beach hotel in Marathon. Enjoy free WiFi, 5 outdoor pools, and a full-service spa. Our guests praise the pool and the helpful staff in our ...
7.8/10 Good! (1,006 reviews)
"Beautiful property, restaurants close too early for later eaters."

Reviewed on Apr 8, 2025

Hawks Cay Resort
Isla Bella Beach Resort & Spa
Isla Bella Beach Resort & Spa
5 out of 5
1 Knights Key Boulevard, MM 47, Marathon, FL
  • 29 min drive from Dolphin Research Center
The price is $421 per night from Apr 27 to Apr 28
$421
includes taxes & fees
Apr 27 - Apr 28
Stay at this 5-star luxury hotel in Marathon. Enjoy free WiFi, 5 outdoor pools, and a full-service spa. Our guests praise the pool and the helpful staff in our ...
9/10 Wonderful! (1,002 reviews)
"Beautiful property with all the amenities and activities one would want from a resort. However, service was lacking a bit, with staff seeming overwhelmed and as a result not very attentive."

Reviewed on Apr 7, 2025

Isla Bella Beach Resort & Spa
Lime Tree Bay Resort
Lime Tree Bay Resort
3.5 out of 5
68500 Overseas Hwy, Long Key, FL
  • 23 min drive from Dolphin Research Center
The price is $269 per night from Apr 15 to Apr 16
$269
includes taxes & fees
Apr 15 - Apr 16
Stay at this 3.5-star beach resort in Long Key. Enjoy free WiFi, free parking, and 3 outdoor pools. Our guests praise the pool and the helpful staff in our reviews. ...
9.2/10 Wonderful! (1,058 reviews)
"It was all good"

Reviewed on Apr 12, 2025

Lime Tree Bay Resort
Faro Blanco Resort & Yacht Club Marathon, Curio by Hilton
Faro Blanco Resort & Yacht Club Marathon, Curio by Hilton
4 out of 5
1996 Overseas Highway, Marathon, FL
  • 26 min drive from Dolphin Research Center
The price is $216 per night from Apr 21 to Apr 22
$216
includes taxes & fees
Apr 21 - Apr 22
Stay at this 4-star beach resort in Marathon. Enjoy free WiFi, 2 outdoor pools, and 4 restaurants. Our guests praise the breakfast and the pool in our reviews. ...
8.8/10 Excellent! (1,334 reviews)
"We had a great spring break trip! It’s hard to find a hotel that will accommodate a family of 6 without having to get two rooms. The room was fresh and updated. Staff was super friendly. My kids loved the different options for pools. I recommend the mai tai from the bar!"

Reviewed on Apr 14, 2025

Faro Blanco Resort & Yacht Club Marathon, Curio by Hilton
Tranquility Bay Beachfront Hotel and Resort
Tranquility Bay Beachfront Hotel and Resort
4 out of 5
2600 Overseas Hwy, Marathon, FL
  • 26 min drive from Dolphin Research Center
The price is $351 per night from May 4 to May 5
$351
includes taxes & fees
May 4 - May 5
Stay at this 4-star beach hotel in Marathon. Enjoy free WiFi, free parking, and 3 outdoor pools. Our guests praise the pool and the helpful staff in our reviews. ...
8.8/10 Excellent! (1,005 reviews)
"All of it."

Reviewed on Apr 12, 2025

Tranquility Bay Beachfront Hotel and Resort
Coconut Cay Resort & Marina
Coconut Cay Resort & Marina
2 out of 5
7196 Overseas Highway, Marathon, FL
  • 20 min drive from Dolphin Research Center
The price is $208 per night from May 11 to May 12
$208
includes taxes & fees
May 11 - May 12
Stay at this hotel in Marathon. Enjoy free WiFi, free parking, and a marina. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
8.4/10 Very Good! (1,003 reviews)
"The bed and pillows were super comfortable"

Reviewed on Apr 9, 2025

Coconut Cay Resort & Marina
Courtyard by Marriott Faro Blanco Resort
Courtyard by Marriott Faro Blanco Resort
3 out of 5
2146 Overseas Hwy, Marathon, FL
  • 26 min drive from Dolphin Research Center
The price is $245 per night from May 4 to May 5
$245
includes taxes & fees
May 4 - May 5
Stay at this 3-star beach hotel in Marathon. Enjoy free WiFi, 2 outdoor pools, and 2 bars/lounges. Our guests praise the pool and the helpful staff in our reviews. ...
9/10 Wonderful! (1,001 reviews)
"Refrigerator was not working well. Drinks were freezing and bursting. Ice playing on bottom inside fridge"

Reviewed on Apr 1, 2025

Courtyard by Marriott Faro Blanco Resort
Fairfield Inn & Suites by Marriott Marathon Florida Keys
Fairfield Inn & Suites by Marriott Marathon Florida Keys
2.5 out of 5
13201 Overseas Hwy, Marathon, FL
  • 13 min drive from Dolphin Research Center
The price is $224 per night from May 4 to May 5
$224
includes taxes & fees
May 4 - May 5
Book a stay at this business-friendly hotel in Marathon. Enjoy free breakfast, free WiFi, and 2 outdoor pools. Our guests praise the breakfast and the restaurant ...
8.8/10 Excellent! (1,001 reviews)
"Great stay with clean and spacious room. Breakfast was really good with plenty of options. Staff friendly and helpful"

Reviewed on Apr 8, 2025

Fairfield Inn & Suites by Marriott Marathon Florida Keys
Kingsail Resort
Kingsail Resort
2 out of 5
7050 Overseas Highway, Marathon, FL
  • 20 min drive from Dolphin Research Center
The price is $158 per night from Apr 27 to Apr 28
$158
includes taxes & fees
Apr 27 - Apr 28
Stay at this motel in Marathon. Enjoy free WiFi, free parking, and a marina. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
8.4/10 Very Good! (1,003 reviews)
Unknown Gem
"Fantastic stay"

Reviewed on Apr 7, 2025

Kingsail 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.

Find cheap hotels in Grassy Key

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