FAQ · Destination Guide
Union Island logistics, Tobago Cays magic, and one of the Caribbean's best mixed water-playgrounds
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December to May is the safest answer for most divers because it lines up with SVG's historical dry season and usually makes boat planning easier. February and March are often the driest months, which helps with crossings, visibility expectations, and the chance of running longer trips to Mayreau or advanced sites such as Sail Rock. June and November can still be very good shoulder months if you have flexibility. July to October needs more caution because you are inside the Atlantic hurricane season, and outer-reef plans can disappear quickly when weather shifts.
Turtle encounters around Baradal are possible year-round, so the real question is comfort and crowding rather than wildlife absence. December to May is usually the easiest window for calm boat rides and reliable full-day park excursions. Within any season, early morning is often better than midday because there are fewer excursion boats in the turtle area and the water can feel calmer. If you travel in June or November, you can still have a great turtle day, but build in flexibility. During July to October, wind, swell, and weather warnings matter more for overall trip quality.
The cleanest route is to arrive at Argyle International Airport on Saint Vincent, then connect onward by SVG Air or private charter to Union Island Airport. From Clifton on Union, you continue by day boat, water taxi, dive boat, or private launch into Tobago Cays. Another good option is to route via Barbados and connect onward directly on SVG Air, which the airline currently promotes as an easy Grenadines entry path. Tobago Cays itself has no airport, so every traveler finishes with a sea transfer. If your international and regional timings are tight, consider an overnight buffer rather than forcing a same-day chain.
Yes. Tobago Cays Marine Park has an active fee system, and the current online payment platform lists the standard visitor entry as EC$15 per person for up to 24 hours. There are also separate mooring or anchoring fees for boats and additional charges for activities such as barbecues or filming permits. The important practical point is that many day tours include the basic entry fee in the trip price, while sailors and some custom charters pay separately. Always ask what is bundled before departure so you do not assume lunch, snorkel gear, and park fees are all part of one quoted number.
You should treat Sail Rock and exposed outer-reef dives as advanced options, even if the sea looks friendly from the dock. Local operator descriptions point to stronger current, greater exposure, and more demanding conditions than the easy Union reefs or protected parts of Horseshoe Reef. Comfort with drift procedures, good buoyancy, and confident SMB use are part of the minimum toolkit. Open Water divers can still have an excellent trip here, but they will usually get more value from Union reefs, Puruni Wreck, Round About Reef, or guided drift sites chosen for the day's conditions rather than chasing the most exposed headline site.
Yes, with the right operator and the right site selection. Union Island is especially useful for beginners because local operators use shallow reefs such as Round About Reef for easier profiles and even night dives. In Tobago Cays, beginner snorkelers usually do best inside Horseshoe Reef or around Baradal, where the water is more protected and the experience is about floating over turtles and patch reef rather than fighting current. The one important rule to remember is that scuba in the marine park must be guided by staff from a registered local dive operator or shop, so beginners should plan a guided trip from the start.
It is one of the better small-island bases in the Southern Grenadines for mixed groups because it gives you real logistics and real scenery at the same time. Non-divers can do Chatham Bay, Ashton Lagoon, Fort Hill, Clifton restaurants, birding, or a Tobago Cays beach-and-snorkel cruise without needing to relocate every day. Divers benefit because the same base simplifies early departures and gear handling. The limitation is scale: this is not a resort island with endless nightlife or shopping. It works best for travelers who like simple island days, strong water access, and a handful of good local experiences rather than constant entertainment.
Start by accepting that Tobago Cays is better for scenic, boat-supported freediving than for formal depth training infrastructure. Plan around protected water first, especially Baradal and the inner side of Horseshoe Reef, and use early starts when the sea is calmer and boat traffic is lighter. Bring your own float, flag, low-volume mask, and any training tools you rely on, because local walk-up freedive infrastructure is limited. Most importantly, use disciplined buddy procedures and never treat the park as a place for unsupervised solo breath-hold sessions. Wildlife watching, line discipline, and captain communication matter more here than chasing a personal best.
Atlantic hurricane season runs from June 1 to November 30, so late summer and autumn trips need a more flexible mindset. Union Island was hit hard by Hurricane Beryl in July 2024, and while tourism is open and recovery has advanced, this remains a small-island environment where storms can affect flights, utilities, jetties, and operator availability faster than on larger Caribbean islands. That does not mean avoid the destination completely in those months. It means confirm transport close to departure, buy insurance that covers interruption, and leave room in your itinerary so weather does not turn one delayed crossing into a trip-wide problem.
Yes, carry cash even if your main hotel and dive operator accept cards. Small-island travel still runs on taxis, tips, boat extras, harbor food, and small purchases that are easiest in cash. Bank of Saint Vincent and the Grenadines lists a Union Island branch in Clifton with ATMs, which is helpful, but remote-island banking is not something to trust blindly for your entire trip budget. Arrive with a cushion of EC dollars or small USD notes, then use the ATM as a supplement rather than your only plan. This becomes even more important before weekends, public holidays, or unsettled-weather periods.