Only few travel options are available at this lowest fare so you better hurry up with booking if you consider this offer. Currently there are just few travel dates of your flight to Punta Cana available mainly within May 2015. To check all deals to Dominican Republic please refer to below booking sample.
Accommodation - Compare hotels in Dominican Republic here
Booking sample
Brussels - Dominican Republic for €300 (+€30 booking fee)
UK - Dominican Republic for £219
Booking sample of cheap return flights from Brussels to Dominican Republic for €300 here. In this case you would be flying from Belgium to Punta Cana on 12th of May. Your return flight from Caribbean back to Europe would take place on 20th of May 2015.