Compared across Viator & TripAdvisor · Prices from $34
What to do in Guam spans cultural, boats, day trips and wildlife - 9 activities in total. This page ranks Guam's standouts and prices each, then BookingWolf beats the lowest - instantly where we can, by negotiating with the operator where we can't.
Guam's catalogue runs to 9 bookable tours across 6 categories, led by Cultural (2) and Boats (2).
Top-rated activities under 3 hours in Guam.
Cancellation, confirmation and pricing vary by tour — confirm on the booking site before paying.
We checked 9 Guam tours across Viator and TripAdvisor in May 2026, grouped them by activity type, and picked the standout in each based on rating, review volume, and price. Ratings draw on the verified reviews aggregated under each operator. Prices were last checked in May 2026 and change — confirm on the booking site before paying.
Last updated May 2026 · BookingWolf