Here’s what I found for weekday in June

€650 was the cheapest but most were bookable at €700-800
these are pretty nice options actually €7.2/XP for the €650 itinerary
Edit, Oops this is in GBP not Euro so x 1.14 roughly £650 = £740 and 8.2€/XP which is still 20% better than SAF only XP