Plan, book, travel with confidence
Better together
Save up to ₩234,741 when you book a flight and hotel together*
Find the right fit
With over 300,000 hotels worldwide, it's easy to create a perfect package
Rest easy
Plan, book, and manage your trip all in one place

Top Adults Only Duck Key Hotels

Hawks Cay Resort

61 Hawks Cay Blvd Marathon FL

1 hour drive from Everglades National Park

Book a stay at this 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 ...

8/10 Very Good! (1,001 reviews)

The pool was ok. Super overcrowded since it was the only pool that <21 years old could go to. They are building a waterpark and removed the other pool in prep for that waterpark. They could do a better job cleaning the pool. They had two different people playing music at the pool while we were there. ...

Reviewed on Mar 28, 2026

See all 2,306 properties in Duck 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.