
Grassy Key Holidays
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Grassy Key Holiday
Grassy Key Essential Information
Language | English |
|---|---|
Currency | U.S dollars |
Closest Airport | Miami Intl. Airport (MIA) |
Our pick of the best Grassy Key Hotel Deals

Rainbow Bend Resort
57784 Overseas Hwy Marathon FL
Fully refundableReserve now, pay when you stay
The price is AU$268 per night from 3 May to 4 May
AU$268
3 May - 4 May
includes taxes & fees
8.2/10 Very Good! (900 reviews)
Clean and well-equipped room; quiet and friendly atmosphere. Excellent location.
Reviewed on 2 Apr 2026

Grassy Flats Resort & Beach Club
58182 Overseas Hwy Marathon FL
The price is AU$519 per night from 4 May to 5 May
AU$519
4 May - 5 May
includes taxes & fees
9.4/10 Exceptional! (423 reviews)
Beach view was nice Breakfast not available
Reviewed on 31 Mar 2026

Gulf View Waterfront Resort
58743 OVERSEAS HWY Marathon FL
The price is AU$319 per night from 4 May to 5 May
AU$319
4 May - 5 May
includes taxes & fees
8.4/10 Very Good! (562 reviews)
It is a cute little place to stay. We enjoyed the pool, outdoor games and relaxed on the little beach area
Reviewed on 19 Mar 2026
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.
Discover the most popular places to visit in Grassy Key

Sombrero Beach
Play beach games; go swimming, kayaking or snorkeling; and lounge in the sun at one of Marathon’s most visited beaches.

Seven Mile Bridge
Walk, jog, cycle or drive across one of the longest bridges in North America to take in the scenic ocean views it provides.
What to do in Grassy Key

Day Sailing Adventure in the Florida Marine Sanctuary
AU$171
per adult
100% of travellers recommend

Marathon: COMBO- Snorkel & Sandbar (Sombrero Reef)
AU$219
per adult
Frequently asked questions
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- Visit Big Pine Key
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- Caribbean Club Bar
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- Visit Duck Key
- Ernest F. Coe Visitor Center
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- Smathers Beach
- Sombrero Beach
- Southernmost Point
- Zoo Miami
- Zoological Wildlife Foundation
* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages.












