On your own: Nantes → Porto
For a trip of about 10 days in November 2026, the best price we have seen is $450 CAD for Montreal → Nantes, plus $454 CAD for Porto → Montreal, $904 CAD in total.
That is $177 CAD more than the round trip to Porto: the price of adventure, with no retracing your steps.
By road, expect about 1325 km (about 14 h of driving) between Nantes and Porto.
Open jaw or round trip?
A round trip brings you back to where you landed; the open jaw has you travel between the two cities.
Frequently asked questions: Nantes → Porto
What is an open-jaw flight?
An open-jaw (or multi-city) flight arrives in one city and leaves from another. Here you arrive in Nantes and fly home from Porto instead of returning to where you landed.
How much is a flight from Montreal into Nantes, home from Porto?
For about 10 days, the best price we have seen is $904 CAD: $450 CAD to fly into Nantes and $454 CAD to fly home from Porto.
Is it cheaper than a round trip to Nantes or Porto?
That is $177 CAD more than the round trip to Porto: the price of adventure, with no retracing your steps.
How do I get from Nantes to Porto?
By road it is about 1325 km (about 14 h of driving) from Nantes to Porto. Train, bus or a rental car are the usual options; that cost is not included in the prices shown.
Are these prices guaranteed?
No. They are the best prices from our latest scan and they change often. Check the final price on Google Flights before you book.