Originally Posted by
KKILR3
Well, I booked it in early February before AC announced Basic Economy and it was a super cheap sale fare. Whatever it is, it is listed as a "K" fare on the UA receipt, in both directions.
I booked YUL-YQB on 016 stock on AC in a K fare. Definitely was Tango...I spent the extra $15/person on AC's website to pick my own seat.