Quick Answer: No.
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Detailed answer:
Fixed Mileage Flight Reward Travel Involving a Stopover/Open Jaw
Fixed Mileage Flight Reward Travel Involving a Stopover/Open Jaw
26. Stopovers are not permitted on one-way flight rewards.
27. Stopovers and/or open jaws are not permitted on flight rewards with Calm Air.
28. On roundtrip rewards, stopovers are permitted as follows:
28.1. Travel within Canada or between Canada and the Continental USA (not including Hawaii/Puerto Rico): One stopover permitted in addition to the point of turnaround. One open jaw is permitted in lieu of the one stopover.
28.2. Between Canada/Cont. USA and Hawaii/Puerto Rico/Mexico/Central America/Caribbean:
28.2.1. Rule for rewards containing only Air Canada flight: Two stopovers are permitted in addition to the point of turnaround. One open jaw is permitted in lieu of one stopover.
28.2.2. Rule for rewards containing a minimum of one flight on a Star Alliance partner other than Air Canada: One stopover is permitted in addition to the point of turnaround. One open jaw is permitted in addition to the one stopover.
28.3. Intercontinental travel (travel between two continents): Two stopovers permitted in addition to the point of turnaround. One open jaw is permitted in lieu of one of the two stopovers.
28.4. Intracontinental travel (travel within the same continent) except for travel within Canada/Continental USA, or between Canada/Cont. USA and Hawaii/Puerto Rico/Mexico/Central America/Caribbean: Stopovers are not permitted. One open jaw is permitted.