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Best results for

Water Activities in Marathon, FL

Showing 25-48 of 418 results
Explore the Underwater World on a 2-Hour Glass Bottom Boat

Explore the Underwater World on a 2-Hour Glass Bottom Boat

See marine life and reefs from a 46-foot glass bottom boat

4.9 • 175 reviews
$85/ person
23' Boat Rental in Cudjoe Key
Up to 8

23' Boat Rental in Cudjoe Key

Cruise or fish the Keys with GPS-guided local routes

5.0 • 58 reviews
$596/ boat
Marathon Sandbar Cruise

Marathon Sandbar Cruise

Cruise Marathon’s waters, then float and paddle at a local sandbar

5.0 • 3.9K reviews
$102/ person
Sand Dollar Swim Cruise in Marathon

Sand Dollar Swim Cruise in Marathon

Start the day with a family-friendly Florida Keys morning on the water

4.9 • 218 reviews
$107/ person
Islamorada Reef Snorkeling & Sandbar Boat Trip

Islamorada Reef Snorkeling & Sandbar Boat Trip

Explore a reef, then unwind in the shallow waters of Islamorada Sandbar

4.9 • 181 reviews
$128/ person
Night Lobster Charter in Key Colony Beach

Night Lobster Charter in Key Colony Beach

Keep cool and dry while netting lobsters after dark

4.9 • 163 reviews
$848
Private Everglades National Park Boat Tour from Islamorada

Private Everglades National Park Boat Tour from Islamorada

Explore the Everglades waterways on a private nature cruise

5.0 • 266 reviews
$902
Lobster Diving Charter In Tavernier

Lobster Diving Charter In Tavernier

Private lobster diving charter with an in-water guide

5.0 • 181 reviews
$1,378& up
Marathon Reef & Wreck Fishing Charter

Marathon Reef & Wreck Fishing Charter

Fish calmer nearshore reefs, with wreck fishing possible when conditions allow

5.0 • 150 reviews
$901
Full-Day Fort Jefferson & Dry Tortugas Charter

Full-Day Fort Jefferson & Dry Tortugas Charter

Cruise privately to Fort Jefferson for flexible exploring, snorkeling, and beach time

4.9 • 154 reviews
$3,074
3-Hour Boat Tour in Islamorada

3-Hour Boat Tour in Islamorada

Share a flexible island boat outing shaped around snorkeling, sandbars, and wildlife spotting

5.0 • 100 reviews
$511& up
Guided Clear Kayak Eco-Tour in Marathon

Guided Clear Kayak Eco-Tour in Marathon

Paddle Marathon’s mangroves and seagrass flats in a clear tandem kayak with a guide

4.9 • 391 reviews
$116/ person
Islamorada 2.5-Hour Glass Bottom Boat Night Cruise

Islamorada 2.5-Hour Glass Bottom Boat Night Cruise

See coral reefs and marine life through a 46-foot boat's glass viewing area

4.9 • 175 reviews
$85/ person
20' Deck Boat Rental in Cudjoe Key
Up to 10

20' Deck Boat Rental in Cudjoe Key

Cruise local waters with GPS guidance and convenient delivery

5.0 • 58 reviews
$568/ boat
Marathon Snorkel & Sandbar Cruise

Marathon Snorkel & Sandbar Cruise

Pair reef snorkeling with sandbar swimming, paddling, and a Seven Mile Bridge cruise

5.0 • 3.9K reviews
$136/ person
Private Islamorada Boat Charter to Sandbar or Reef

Private Islamorada Boat Charter to Sandbar or Reef

Make the day your own with a private charter and your choice of activities

5.0 • 47 reviews
$1,470
Sandbar & Sunset Cruise in Islamorada

Sandbar & Sunset Cruise in Islamorada

Shaded comfort and shallow-water access on an Islamorada sunset cruise

4.9 • 181 reviews
$141/ person
Offshore, Reef & Wreck Fishing Charter in Key Colony Beach

Offshore, Reef & Wreck Fishing Charter in Key Colony Beach

Cast your line with fuel and fishing licenses included

4.9 • 163 reviews
$1,166& up
Private Islamorada Sandbar Boat Charter with Water Toys

Private Islamorada Sandbar Boat Charter with Water Toys

Enjoy a private sandbar outing with drinks, floats, and water toys included

5.0 • 266 reviews
$738& up
Snorkeling Charter in Islamorada

Snorkeling Charter in Islamorada

Private Islamorada snorkeling charter with gear available

5.0 • 181 reviews
$1,272& up
19' Bay Boat Rental in Cudjoe Key

19' Bay Boat Rental in Cudjoe Key

A roomy bay boat with GPS, livewells and swim access

4.9 • 109 reviews
$460/ boat
Florida Keys Night Fishing Charter

Florida Keys Night Fishing Charter

Fish Florida Keys waters after dark aboard a private, fully equipped boat

4.9 • 154 reviews
$1,484& up
6-Hour Private Tour of Islamorada

6-Hour Private Tour of Islamorada

Shape a private outing with refreshments and flexible tour choices

5.0 • 100 reviews
$1,022& up
Clear Kayak Mangrove Eco-Tour in Marathon, Florida Keys

Clear Kayak Mangrove Eco-Tour in Marathon, Florida Keys

See beneath the surface as you paddle the natural side of the Florida Keys

4.9 • 391 reviews
$116/ person
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Marathon Things To Do
Fishing Charters137Boat Rentals105Scuba Diving55Boat Tours40Snorkeling36
More
  • Car Rentals15
  • Sunrise and Sunset Tours14
  • Kayaking Tours13
  • Private Fishing Charters7
  • Yacht Charters6
  • Canoeing5
  • Food Tours3

Travel guides for Water Activities

13 Stunning Beaches in Florida With Clear Water You Need to Visit
Best of Florida • 2026

13 Stunning Beaches in Florida With Clear Water You Need to Visit

Clarity is geology, not luck: quartz sand, seagrass filtration, and how close the Gulf Stream runs. Thirteen beaches, and the trade-off each one asks of you.

Do You Need a License to Rent a Boat in Florida? Your Complete Guide
Best of Florida • 2026

Do You Need a License to Rent a Boat in Florida? Your Complete Guide

Florida issues no boating license at all. What the marina checks is a safety education card, and whether you need one comes down to one date: January 1, 1988.

Jet Skiing
3
  • Nature and Wildlife3
  • Paddleboarding3
  • Sailing3