There are no other options except flight repatriations. However some receiving countries allow flight and shipping of cremated remains. The necessary documents would still be required even if its cremated remains. If that is the case, these documents must be obtained in Canada before repatriation takes place.
1. A valid death certificate
2. Proof of cremation in the form of a certificate
3. Letter of Contents (indicating the specified container holding the remains)
4. A copy of the Medical Certificate Form 16 (certified)
Canadian airlines prohibit metal or marble urns since they cannot be x-rayed. It’s important to also check with receiving country whether there are any urn restrictions.