WestJet in recent schedule update revised planned Boeing 737MAX 8 inaugural, scheduled one week earlier on 02NOV17. The inaugural is currently scheduled as Toronto – Calgary, with return flight on 03NOV17. Note further changes remain highly possible.
WS667 YYZ1700 – 1918YYC 7M8 02NOV17
WS662 YYC0930 – 1513YYZ 7M8 03NOV17
Planned 737MAX 8 service from 09NOV17 onwards remain unchanged.
EDIT: The airline's 737MAX 8 has already entere revenue service on 12OCT17 and 13OCT17 on Toronto - Calgary service. There were no official announcement made by the carrier regarding the inaugural revenue service.