Math Challenge for January 26th

This is a tricky one! Read carefully!

Ms. Earl flew from Vancouver to Montreal with a stop in
Winnipeg to switch planes. The flight from Vancouver to
Winnipeg was 2 hours and 30 minutes long. Ms. Earl was
in Winnipeg for 2 hours and 15 minutes, and her flight
from Winnipeg to Montreal was 1 hour and 45 minutes
long. Ms. Earl landed in Montreal at 7:30 P.M. What time
did Ms. Earl's first flight leave Vancouver?

Include A.M. or P.M. in your answer
(for example, 11:58 A.M.).