Full page ad in the Sunday Times this morning promoting this ("Free petrol"). Full list of fares and terms
here - it does appear under Special Offers, but who knows...
One way fares (incl tax and charges) as follows:
Heathrow to Aberdeen £40
Heathrow to Amsterdam £40
Heathrow to Belfast £37
Heathrow to Brussels £40
Heathrow to Dublin £37
Heathrow to Durham Tees Valley £35
Heathrow to Edinburgh £35
Heathrow to Glasgow £35
Heathrow to Hanover £73
Heathrow to Jersey £39
Heathrow to Leeds Bradford £35
Heathrow to Manchester £35
Heathrow to Palma £41
Heathrow to Venice £41
Aberdeen to Heathrow £38
Belfast City to Heathrow £27
Edinburgh to Heathrow £32
Durham Tees Valley to Heathrow £34
Glasgow to Heathrow £32
Jersey to Heathrow £26
Leeds Bradford to Heathrow £34
Manchester to Heathrow £34