On your own: Shannon → Nantes
For a trip of about 7 days in December 2026, the best price we have seen is $704 CAD for Montreal → Shannon, plus $402 CAD for Nantes → Montreal, $1106 CAD in total.
By road, expect about 1356 km (about 23 h of driving) between Shannon and Nantes.
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.
Open jaw or round trip, month by month: Shannon and Nantes
In our scans, the open jaw between Shannon and Nantes costs $446 more on average (56%) than the best round trip to either city. The gap is smallest in December ($305 more): it is the price of landing in one city and flying home from another.
| Month | Open jaw | Shannon round trip | Nantes round trip | Versus best round trip |
|---|---|---|---|---|
| November | $1206 | $1089 | $801 | $405 more |
| December | $1106 | $1089 | $801 | $305 more |
| January | $1435 | $1028 | $806 | $629 more |
For each month: the best open-jaw price (two one-way flights, stays of 7 to 7 days) and the best round trip to each of the two cities (stays of 3 to 11 days, depending on the lengths we scan). Only our latest scans are used.
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Frequently asked questions: Shannon → Nantes
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 Shannon and fly home from Nantes instead of returning to where you landed.
How much is a flight from Montreal into Shannon, home from Nantes?
For about 7 days, the best price we have seen is $1106 CAD: $704 CAD to fly into Shannon and $402 CAD to fly home from Nantes.
How do I get from Shannon to Nantes?
By road it is about 1356 km (about 23 h of driving) from Shannon to Nantes. 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.