The cheapest and fastest trains from Grenoble to Rennes
Cheapest price
$185
Average price
$281
Fastest journey
5 h 49 m
Average duration
6 h 4 m
Trains per day
6
Distance
651 km
The best way to find a cheap train ticket from Grenoble to Rennes is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Grenoble to Rennes will cost around $281 if you buy it on the day, but the cheapest tickets can be found for only $185.
It's difficult to get from Grenoble to Rennes without transferring at least once.
6902 · 122155:46 AM6h39Gare de Grenoble12:25 PMRennes station$1851One-way1 transfer
17696+
53862:51 PM5h50Gare de Grenoble8:41 PMRennes station$2121One-way1 transfer
17632+
6630 · 122295:21 PM6h49Gare de Grenoble12:10 AMRennes station$2531One-way2 transfers
17646+
53829:51 AM5h49Gare de Grenoble3:40 PMRennes station$2711One-way1 transfer
17684+
5354 · 54708:51 AM5h56Gare de Grenoble2:47 PMRennes station$3121One-way2 transfers
17646+
53829:51 AM5h49Gare de Grenoble3:40 PMRennes station$2711One-way1 transfer
17696+
53862:51 PM5h50Gare de Grenoble8:41 PMRennes station$2121One-way1 transfer
17684+
5354 · 54708:51 AM5h56Gare de Grenoble2:47 PMRennes station$3121One-way2 transfers
17612+
6612 · 86198:21 AM6h04Gare de Grenoble2:25 PMRennes station$4531One-way2 transfers
6902 · 122155:46 AM6h39Gare de Grenoble12:25 PMRennes station$1851One-way1 transfer
Travel Information
Compare train, bus, and flight for Grenoble to Rennes
Omio recommends booking the bus as it is the most popular option from Grenoble to Rennes among Omio's users. If you are prioritising price take the bus with prices starting from $35. For those with little time consider booking a train which can get you there in 5h 8m. The ticket price range depends on the travel mode: a bus costs an average of $35, and a flight costs an average of $63.
Distance: 404 miles (651 km)
Compare train with
| Train | Most popular Bus | Flight | Driving |
|---|---|---|---|
$159 Average price | $67 Average price Cheapest | $161 Average price | $256 Average price (fuel + tolls) |
5h 38m Average total duration Fastest 5h 8m Onboard + 30m Additional time* | 13h 20m Average total duration 12h 50m Onboard + 30m Additional time* | 14h 33m Average total duration 11h 33m Onboard + 3h 0m Additional time* | 7h 46m Average total duration (door-to-door) |
Direct Options | Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Grenoble to Rennes:
A bus is $93 (€74) less than a train for this route with tickets for a train from Grenoble to Rennes costing on average $159 (€128).
A bus is $94 (€76) less than a flight for this route with tickets for a flight from Grenoble to Rennes costing on average $161 (€129).
Other travel options to Rennes take longer:
Flight takes on average 11h 33m.
Bus takes on average 12h 50m.
The journey is about 2h 38m faster (5h 8m by train vs 7h 46m by car) and roughly $96 (€77) cheaper once you factor in fuel and tolls ($159 (€128) vs $256 (€205)). You'll also arrive in the city centre rather than hunting for parking, and you can work, read, or watch the landscape go by instead of concentrating on the road.
Direct services run with SNCF | TGV INOUI, Société Nationale des Chemins de fer Français (SNCF).
Driving is still worth considering if you want to stop along the way or need a car once you arrive.
Live departures
Grenoble to Rennes train times
The table below shows live departures for Grenoble to Rennes trains for tomorrow, Wednesday, May 13. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 7:51 AM Grenoble | 5h56 | 1:47 PM Rennes | 0 transfersDirect | |
![]() | 8:51 AM Grenoble | 5h49 | 2:40 PM Rennes | 0 transfersDirect | |
![]() | 10:46 AM Grenoble | 5h39 | 4:25 PM Rennes | 0 transfersDirect | |
![]() | 2:45 PM Grenoble | 6h09 | 8:54 PM Rennes | 0 transfersDirect | |
![]() | 3:45 PM Grenoble | 6h24 | 10:09 PM Rennes | 0 transfersDirect |
Find all the dates and times for this journey
Compare prices and tickets Grenoble to Rennes by train, bus, or flight
Compare train, bus, 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.
May 13
May 14
May 15
May 16
May 17
May 18
May 19
Journey information
Overview: Train from Grenoble to Rennes
Trains from Grenoble to Rennes run on average 10 times per day, taking around 5h 8m. Cheap train tickets for this journey start at $72 (€58) but you can travel from only $35 (€28) by bus.
The earliest train runs at 05:21, the last at 20:44. The fastest train covers the 404 miles (651 km) distance in 5h 32m.
Distance 404 miles (651 km) |
Average train duration 5h 8m |
Cheapest ticket price $72 (€58) |
Trains per day 10 |
Fastest train 5h 32m |
First train 5:21 AM |
Last train 8:44 PM |
Cheapest Month Dec |
Cheapest Day Tue |
High Season Jul - Sep |
Low Season Oct - Dec |
Busiest Day Tue |
Least Busy Day Mon |
Best time to book 63 days |
Train companies: SNCF | TGV INOUI, Société Nationale des Chemins de fer Français (SNCF) from Grenoble to Rennes trainsSNCF | TGV INOUI, Société Nationale des Chemins de fer Français (SNCF) trains will get you between Grenoble and Rennes from $35 (€28). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
SNCF | TGV INOUI
Société Nationale des Chemins de fer Français (SNCF)
FAQs: Trains from Grenoble to Rennes
Find answers to the most common questions about traveling from Grenoble to Rennes 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 Rennes, this guide helps you travel smarter and with confidence.

popular train stations
Popular train stations from Grenoble to Rennes
- 6:00 AM - 10:00 PM Monday - Sunday
- Free
- The car park is open 7 days a week from 5:00 a.m. to 1:00 a.m. Departures can be made outside of opening hours. Access via Rue Pierre Sémard.
- Restaurant Le Gratin Dauphinois
- Le Petit Bouche
- Outside the main entrance.
- Ramps, restrooms.
- €0.50
- Residhotel Central Gare
- ibis Styles Grenoble Centre Gare
- Hotel Europole
- Located in the main hall
- 180 places, covered
- Avis
- Europcar
- Located in the main hall
- Free
- Hall 1: main entrance, platforms 1-6 for trains to Lyon, Marseille, and regional destinations
- Tramway: Line A, Line B
- Bus: Several lines available
- 6:00 AM - 8:00 PM Monday - Sunday, closed on May 1st
- Free
- The car park is open 7 days a week with 214 spaces available. Access via Rue Emile Gueymard.
- Le Gratin Dauphinois
- Restaurant L'Inattendu
- Outside the main entrance.
- Ramps, restrooms.
- €0.50
- Hotel Europole
- Novotel Grenoble Centre
- Ibis Styles Grenoble Centre Gare
- Located in the main hall
- 50 places, covered
- Avis
- Europcar
- Located in the main hall
- Free
- Hall 1: main entrance, platforms 1-8 for trains to Lyon, Marseille, and international destinations
- Tramway: Line A, Line B
- Bus: Several lines available
- 5:30 AM - 10:00 PM Monday - Sunday
- Free
- The car park is open 7 days a week. Access is available from Rue de Châtillon.
- Le Café de Rennes
- L'Embarcadère
- Outside the main entrance.
- Elevators, ramps, restrooms.
- €0.50
- Hotel Ibis Rennes Centre Gare Sud
- Mercure Rennes Centre Gare
- Novotel Rennes Centre Gare
- Located in the main hall
- Located in the main hall
- 520 places, covered
- Avis
- Europcar
- Hertz
- Located in the main hall
- Free
- Hall 1: main entrance, platform 1-6 for TGV and regional trains
- Hall 2: local train platforms
- Hall 3: metro connections
- Metro: Line A
- Bus: Several lines available
Most popular train connections from Grenoble
More options for your journey from Grenoble to Rennes
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