I? looks around and found the cheapest £580 then came across flypamzee.com and the same dates same airline virgin it came up £332.
I couldn?believe this so I gave them a call and they did confirm me, this offer is departing london heathrow anytime before 31st march returning date before 12 months , and this offer is valid untill 3rd march.
I checked The baggage allowed is 23kg x 2 so total 46kg ( per person )
The link is http://www.flypamzee.com