To save up to 26% on this flight, we recommend booking at least 35 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Trinidad and Tobago to Dominican Republic from $403 1-2 weeks out and tickets from $476 for flights departing within the next 72 hours.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to Dominican Republic. Flights to Dominican Republic from Trinidad and Tobago in August are about $435 on average during August, but can be found for as low as $311.