Punta Cana - Madrid 203 USD with all taxes.

[Dominicaus]

5 December 2012
Punta Cana – Barajas (21:40 – 10:25)
Duraci?n7:45
IMPORTE TOTAL DE LOS BILLETES
Importe neto de los billetes: 129.69
Impuestos de los billetes 72.73
Total Reserva
202.42

Confirmed by visiting the website.
But it seems they do NOT have daily flights, so if your dates are not flexible they may not be right for you.

Como operador Regular Pullmantur Air opera desde 2011 vuelos con frecuencias entre una y cuatro por semana, seg?n sea la temporada de invierno o verano, entre Madrid y Canc?n (M?xico) as? como entre Madrid y Punta Cana y Santo Domingo (Rep?blica Dominicana).

Frequency between ONE and FOUR flights per week between Madrid and Cancun, Madrid & Punta Cana/SDQ depending on the season.