Top picks for Marathon Day tours

Discover 30 Day tours in Marathon on Trip.com, updated February 10, 2026, with experiences lasting from 1 to 15 hours. Find the perfect adventure for your day!

From INR 2,336.07 per person, with an average total of INR 9,668.16. Choose the option that suits your plan.

With 4.19k verified reviews, Day tours Marathon boast an average rating of 4.7.

This week's most popular Day tours: "Shark and Wildlife Viewing Adventure in Key West", with 877 reviews and a 4.9 rating.

Now on Trip.com: "Key Largo Coral Reef Glass Bottom Boat Adventure ", a 2-hour adventure in Marathon!

The next available day tour departs on February 11, 2026. Book now to secure your spot!

Marathon Day tours usually take about 2 hours — perfect for a relaxed, immersive experience!

100% of Marathon Day tours now offer English-speaking guides

February is perfect for visiting Marathon! Choose from Day tours available day tours, including seasonal hits like Shark and Wildlife Viewing Adventure in Key West.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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30 results for Marathon Day tours

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Reviews/Trip Moments

Reviews: Key Largo Coral Reef Glass Bottom Boat Adventure
Guest User2026-01-02
10:00 am tour was excellent! Welcoming staff, beautiful boat! Right on Route 1. Beautiful ride out, accompanied by dolphin, great views of the reef! Highly recommend this trip!
Reviews: Key Largo: Snorkeling Trip
Guest User2026-01-25
Good value for the money. Pretty cheap, good boat, good equipment, great guides Caiti and Liber. Reef is worth to see, I have seen many.
Reviews: Half-Day Trip from Key West with Kayaking, Snorkeling & Sunset
Guest User2024-09-12
Went on a sailboat cruise with snorkeling and kayaking. Tyler was our tour guide for both of those activities, and he was excellent. He told us so much about Key west history. Bosa was the captain, and he took us to the most beautiful areas for the activities and for the sunset. I would recommend each of them to anyone.
Reviews: Key West Safari Eco Sandbar Tour Adventure with Snorkeling
Guest User2024-09-17
We had a nice time taking this tour with Jeff. He’s a great guide and a really nice guy. It was a great day on the water! Highly recommend this tour!
Reviews: Small Group Florida Keys Eco Tour by Boat
Guest User2024-09-22
The views were amazing and Captain Jason was super nice and helpful. He knew all about the local area nature. Highly recommend!
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