Grassy Key Trips (flight + hotel)

  • Plan, book, travel with confidence

    • payments icon
    Better together
    Save up to P 3,118 when you book a flight and hotel together*
    lob hotels icon
    Find the right fit
    With over 300,000 hotels worldwide, it's easy to create a perfect package
    lob packages icon
    Rest easy
    Plan, book, and manage your trip all in one place

Top hotels in Grassy Key

Rainbow Bend Resort
Rainbow Bend Resort
2.5 out of 5
57784 Overseas Hwy, Marathon, FL
Fully refundableReserve now, pay when you stay
The price is P6,647 per night from 4 May to 5 May
P6,647
P9,992 total
includes taxes & fees
May 4 - May 5
8.2/10 Very Good! (620 reviews)
Great stay!
"Great stay! Loved the made to order breakfast."

Reviewed on Apr 27, 2025

Rainbow Bend Resort
Gulf View Waterfront Resort
Gulf View Waterfront Resort
2.5 out of 5
58743 OVERSEAS HWY, Marathon, FL
The price is P7,994 per night from 4 May to 5 May
P7,994
P8,993 total
includes taxes & fees
May 4 - May 5
8.4/10 Very Good! (455 reviews)
"Cute property! Great little getaway spot. Wish we had more time to stay. Does need some renovations but do not let that be a deterrent. Staff very nice and friendly!"

Reviewed on Apr 30, 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
Fully refundableReserve now, pay when you stay
The price is P20,047 per night from 20 May to 21 May
P20,047
P22,552 total
includes taxes & fees
May 20 - May 21
9.2/10 Wonderful! (274 reviews)
"Beautiful location and plenty of thought put in to comfort. Only stayed one night but wished I'd booked more."

Reviewed on Apr 24, 2025

Grassy Flats Resort & Beach Club
See all 2,240 properties in Grassy Key
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.

Frequently asked questions

How much does a Grassy Key vacation package cost?
Starting from just , 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 vacation 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 travelers like to book hotels within easy reach of top sights, like Dolphin Research Center, 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 neighborhood’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 vacation?
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 vacation 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 vacation plans, there’s sure to be a package within your budget.
Can I choose my airline with a Grassy Key Expedia vacation package?
With a vacation 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 vacation package?
Whether it’s your hotel, flight or rental car, you can cancel or change it. Locked in your Grassy Key vacation 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.

Popular places to visit

Sombrero Beach which includes a beach and general coastal views

Sombrero Beach

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

Sombrero Beach
Seven Mile Bridge

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.

Seven Mile Bridge
Boot Key Harbor

Boot Key Harbor

Commune with nature and explore the great outdoors at Boot Key Harbor during your travels in Marathon. Discover the area's beautiful sunsets and seafood restaurants.

Boot Key Harbor

What to do in Grassy Key

Marathon: Private Cable or Cable Kiteboarding Session

Marathon: Private Cable or Cable Kiteboarding Session

P10,009
per traveler
Marathon: Private Cable or Cable Kiteboarding Session
Miami: Party Boat Sandbar Island & Toys Bayside Marketplace

Miami: Party Boat Sandbar Island & Toys

P4,513
per adult
100% of travellers recommend
Miami: Party Boat Sandbar Island & Toys
Thumbs up!

Mangroves and Manatees - Guided Kayak Eco Tour

P3,685
per adult
96% of travellers recommend
Mangroves and Manatees - Guided Kayak Eco Tour
See all activities in Grassy Key
* Savings based on package bookings compared to the price of the same components booked separately. Savings not available on all packages.