The cheapest and fastest trains from Rennes to St. Moritz
Cheapest price
$401
Average price
$420
Fastest journey
17 h 50 m
Average duration
19 h 4 m
Trains per day
2
Distance
886 km
The best way to find a cheap train ticket from Rennes to St. Moritz is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Rennes to St. Moritz will cost around $420 if you buy it on the day, but the cheapest tickets can be found for only $401.
It's difficult to get from Rennes to St. Moritz without transferring at least 4 times.




Travel Information
Compare train and flight for Rennes to St. Moritz
Omio recommends booking the flight as it is the most popular option from Rennes to St. Moritz among Omio's users. If you are prioritising price take the flight with prices starting from €284. For those with little time consider booking a flight which can get you there in 12h 30m. The ticket price range depends on the travel mode: a flight costs an average of €284, and a train costs an average of €325.
Distance: 550 miles (886 km)
Compare train with
| Train | Most popular Flight |
|---|---|
€333 Average price | €284 Average price Cheapest |
16h 10m Average total duration 15h 40m Onboard + 30m Additional time* | 15h 30m Average total duration Fastest 12h 30m Onboard + 3h 0m Additional time* |
Direct Options | Direct Options |
Live departures
Rennes to St. Moritz train times
The table below shows live departures for Rennes to St. Moritz trains for today, Friday, January 9. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 6:35 AM Rennes | 11h18 | 5:53 PM St. Moritz | 6 transfers | |
![]() | 8:35 AM Rennes | 11h18 | 7:53 PM St. Moritz | 6 transfers | |
![]() | 1:35 PM Rennes | 17h32 | 7:07 AM St. Moritz | 6 transfers | |
![]() | 4:03 PM Rennes | 17h50 | 9:53 AM St. Moritz | 4 transfers | |
![]() | 6:35 PM Rennes | 20h18 | 2:53 PM St. Moritz | 6 transfers |
Find all the dates and times for this journey
Compare prices and tickets Rennes to St. Moritz by train or flight
Compare train and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Jan 10
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Jan 16
Why should you book Rennes to St. Moritz trains with Omio?
TGV INOUI operates all train services from Rennes to St. Moritz. Omio is the only official third party seller for TGV INOUI tickets.
Why book with Omio vs TGV INOUI?
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare TGV INOUI with all available travel options, which are train and flight to ensure you get the best deal for traveling from Rennes to St. Moritz.
Why book with Omio over Trainline and Rail Europe?
- Official reseller: TGV INOUI tickets can only be bought on Omio or TGV INOUI's website as Omio is the only official third party seller for TGV INOUI tickets. Trainline, RailEurope, and Rail.Ninja do not sell TGV INOUI tickets as they are not official sellers.
- Multiple modes of transport: Omio allows you to compare travel options including train and flight to find the ideal travel option from Rennes to St. Moritz.
Journey information
Overview: Train from Rennes to St. Moritz
Trains from Rennes to St. Moritz run on average 3 times per day, taking around 15h 40m. Cheap train tickets for this journey start at $403 (€325) but you can travel from only $352 (€284) by flight.
The earliest train runs at 06:45, the last at 09:07. The fastest train covers the 550 miles (886 km) distance in 11h 18m.
Distance 550 miles (886 km) |
Average train duration 15h 40m |
Cheapest ticket price $403 (€325) |
Trains per day 3 |
Fastest train 11h 18m |
First train 06:45 |
Last train 09:07 |
Train companies: TGV INOUI from Rennes to St. Moritz trainsTGV INOUI trains will get you between Rennes and St. Moritz from $352 (€284). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
TGV INOUI
FAQs: Trains from Rennes to St. Moritz
Find answers to the most common questions about traveling from Rennes to St. Moritz by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at St. Moritz, this guide helps you travel smarter and with confidence.

Most popular train connections from Rennes
More options for your journey from Rennes to St. Moritz
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