Every code on this page is tested before it's published and re-checked on a schedule. If a coupon expires, we pull it — no dead codes, no bait-and-switch discounts.
Spending $200 or more on tours in a single booking? You’re in for a little extra savings. Use this code at checkout and get $25 knocked straight off your total, making it even easier to book that experience you’ve been looking forward to.
✓ Verified Aug 10, 2026Lock in one of Santorini’s most iconic catamaran cruises for 12% less before summer prices climb. Book ahead, secure your spot, and enjoy the Aegean in style while saving on your cruise.
✓ Verified Aug 10, 2026Viator already runs frequent site-wide sales, but stackable coupon codes, destination-specific promos, and first-booking discounts can bring the price down further on top of those sales. The catch: expired or fake codes are everywhere on generic coupon aggregator sites. We only publish a code once we've tested it ourselves, and we mark exactly when it was last verified so you're not guessing.
Browse by destination if you already know where you're headed, or check the full coupon list for sitewide Viator discount codes that work on any tour.