When flying from Washington, D.C. to Saint Vincent and the Grenadines, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Saint Vincent and the Grenadines. Flights to Saint Vincent and the Grenadines from Washington, D.C. in September are about $716 on average during September, but can be found for as low as $469.