That will work, although this route will not qualify you for a Compostela. IIRC, you would need to walk from Redondela if you walk the Variante Espiritual to qualify.
Thanks Doug, we would like to qualify for Compostela. Would this alternative work?
Day 1: Porto - Take a bus or train to Vila do Conde (approx. 1 hour by train)
Day 2: Vila do Conde to Apúlia - 18 km (approx. 4.5 hours) - Coastal Route
Day 3: Apúlia to Esposende - 25 km (approx. 6.5 hours) - Coastal Route
Day 4: Esposende to Viana do Castelo - 25.5 km (approx. 6.5 hours) - Coastal Route
Day 5: Viana do Castelo to Baiona - 27 km (approx. 7 hours) - Coastal Route
Day 6: Take a bus from Baiona to Redondela (approx. 1.5 hours by bus)
Day 7: Redondela to Armenteira - 22 km (approx. 5.5 hours) - Variante Espiritual
Day 8: Armenteira to Vilanova de Arousa - 13.5 km (approx. 3.5 hours) - Variante Espiritual
Day 9: Ferry from Vilanova de Arousa to Padrón (approx. 2 hours) - Variante Espiritual
Day 10: Padrón to Teo - 20 km (approx. 5 hours) - Variante Espiritual
Day 11: Teo to Santiago de Compostela - 17.5 km (approx. 4.5 hours) - Variante Espiritual
Total walking distance: Approximately 168.5 km