Grassy Key Holidays from AU$2,042
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The Latest Grassy Key Holiday Deals
Price found within the past 48 hours. Click for updated prices.
The Marlin Hotel
South Beach
AU$2,668
per person
10 Nov - 17 Nov
found 1 day ago
Return flight included
Sydney (SYD) to Miami (MIA)
9.2/10 Wonderful! (1,005 reviews)
Very peaceful and a nice staff with a nice restaurant. I felt very safe. Good location. Would stay again. Thank you all.
Reviewed on 31 Aug 2026
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
AU$191
3 Sept - 4 Sept
includes taxes & fees
8.2/10 Very good! (1,002 reviews)
"I had a great experience, very private and secluded location, not sure but feels like a family owned property could use some updates but it doesn't take away from the relaxing experience. The Staff was great, friendly and hospitable. The cafe had delicious food and the chef has a great personality. ..."
Reviewed on 1 Sept 2026
Grassy Flats Resort & Beach Club
58182 Overseas Hwy Marathon FL
AU$312
10 Sept - 11 Sept
includes taxes & fees
9.4/10 Exceptional! (493 reviews)
"no coffee maschine in room or, completmentary breakfast"
Reviewed on 31 Aug 2026
Gulf View Waterfront Resort
58743 OVERSEAS HWY Marathon FL
AU$123
3 Sept - 4 Sept
includes taxes & fees
8.4/10 Very good! (612 reviews)
"Only thing wrong with room was microwave door stuck shut , and would put a regular type coffee maker in room .ther have dog friendly area , and very close to Dolphin research location. And Curry state park. Good location."
Reviewed on 31 Aug 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.
What to do in Grassy Key
Day Sailing Adventure in the Florida Marine Sanctuary
AU$168
per adult
100% of travellers recommend
Frequently asked questions
How much does a Grassy Key holiday package cost?
Starting from just AU$2,042, a package is your portal to low-priced travel. Custom build your Grassy Key trip by selecting from our wide range of airfares, hotels and rental cars.
How do I get a cheap travel package to Grassy Key?
Search for flights that fit your schedule, add a hotel room to your booking and watch how much you save with a Grassy Key holiday package. It's that simple! From hotels and flights to activities and rental cars, Expedia is where your cheap getaway begins. And with over 550 air carriers and 1 000 000 hotels around the world to pick from, you'll never be short of choice.
Where should I stay in Grassy Key?
Close to the action. Many travellers like to book hotels within easy reach of top sights, like Dolphin Research Centre, Curry Hammock State Park and Crawl Key.
What are the top hotels in Grassy Key?
Make a reservation at Gulf View Waterfront Resort. It's one of this neighbourhood's most popular hotels. Another highly rated option in Grassy Key is Sun Outdoors Marathon.
How far in advance should I book my Grassy Key holiday?
It's difficult to pick the ideal time for airfares, but we normally say the earlier, the better. Many international flights on Expedia become available to compare up to a year in advance. If you can't book ahead, don't stress. Budget prices appear from time to time within a few weeks of departure dates.
What does an Expedia Grassy Key travel package include?
It all depends on what sort of escape you want to have. Grassy Key holiday deals can include hotels, flights and car rentals. You can mix and match to find the travel package that suits you. You can also add on experiences and activities after you've booked to get even bigger discounts.
What should I know before booking a Grassy Key travel package?
A package can be easier on the wallet than individually booking everything you need for your getaway. For example, bundle your hotels, flights and rental cars and save a tidy sum. No matter your holiday plans, there's sure to be a package within your budget.
Can I choose my airline with a Grassy Key Expedia holiday package?
With a holiday package, you're the boss. Whether you're looking to fly to Grassy Key in economy or first class, simply choose from the available airline options. Expedia has access to more than 550 partner airlines worldwide.
If I'm not able to travel, can I cancel my Grassy Key holiday package?
Whether it's your hotel, flight or rental car, you can cancel or change it. Locked in your Grassy Key holiday package in the last 24 hours? You may be able to make changes for free. For bookings made more than 24 hours ago, you may incur a fee from your hotel, airline or car rental company. For more information, take a look at our Customer Service Portal. We're here to help you every step of the way.
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* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages.
