Originally Posted by
KKILR3
Oddly, on the UA portion of my trip, it is not Basic Economy and my seats were free. Somehow the combined fare classes wound up being Tango on AC but standard economy on UA.
I'm not sure that it really is that surprising considering AC sells true basic economy
https://www.aircanada.com/us/en/aco/...omy-basic.html which they compare to Tango which suggests Tango as a regular economy fare.