WS: YYC-LHR from CAD 770 / USD 551 - Bookable?

Not sure if bookable, shows up as bookable on CheapoAir and was able to get to the input payment page. But if valid it's a super hot fare for travel between Calgary and London. You can credit these flights at 100% of distance as MQMs and 20% of distance as MQDs to Delta, so on this fare you would earn 10178 MQMs and 1748 MQDs. Google Flights CheapoAir Booking Information