3 Hour Dolphin Snorkeling and Shell Key Adventure St. Pete Beach
Free cancellation
From€53
View detailsHalf-day Tours in St Petersburg
4 Hour Egmont Key Island Tour With Dolphins & Snorkeling Included
Free cancellation
From€69
View detailsThree Hour Shelling Cruise to Shell Key Preserve from John's Pass
Free cancellation
From€40
View detailsIsland Sunset and Skyway Light Show - 3hr Boat Cruise in St. Pete
Free cancellation
From€71
View detailsMadeira Beach - Shell Key - Dolphins - Half Day Private Boat Tour
Free cancellation
From€395
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Frequently asked questions
How much do half-day tours in St Petersburg cost?
Across the 45 options we track, prices run from €29 to €3,106, with a median of €330. The list above updates as the catalogue changes.
How long does a typical option take?
The median is 3h 30; the shortest runs 3h and the longest 6h. Use the duration filter above to narrow the list.
Can I book with free cancellation?
38 of the 45 options offer free cancellation. The exact cut-off varies by operator — it is stated on each booking page before you pay.
Which option has the best reviews?
“Shell Key Mangroves & Snorkel Kayak Tour Adventure - St. Pete” holds 5.00 from 79 traveller reviews — the strongest score among options with meaningful volume here.
Are private options available?
25 of the 45 options are private. They cost more than the group average — the difference pays for pace and attention, not different access.
How fresh are the prices and ratings?
Prices, availability and traveller ratings come from the booking catalogue and are refreshed regularly. Ratings are collected by the booking platform from verified travellers, not written by us.