Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Gare Routière | Grenoble (Bus Station) | Cheapest | ||||
 | Bus | Rennes | Gare de Grenoble | Fastest | ||||
| Bus | Rennes | Gare de Grenoble | No tags | ||||
| Bus | Gare Routière | Grenoble (Bus Station) | No tags | ||||
| Bus | Rennes | Gare de Grenoble | No tags |
Last refresh of the prices: Today at 12:07 AM CET.
Compare 3 ways to go from Rennes to Grenoble
Among the sustainable travel choices, the carpool stands out as the good way to reach Grenoble. The journey takes about 10 hours 10 minutes and with fares starting at just $61, it presents an excellent value for a comfortable ride.
Where are the popular stops in Rennes and Grenoble?
Stops in Rennes
- APlace de la gare, 35000 Rennes, France
- B
3 Place Henri Terrière
3 Place Henri Terrière, 35200 Rennes, France
Stops in Grenoble
- A
Gare de Grenoble
Gare Routière de Grenoble, Quais 1 et 2, 1222 Rue Emile Gueymard, 38000 Grenoble, France - B1408-1430 Rue des Résidences, 38400 Saint-Martin-d'Hères, France
- C
Grenoble
73 Rue Général Mangin, 38100 Grenoble, France
Compare bus companies
Frequently asked questions about traveling from Rennes to Grenoble by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Rennes to Grenoble?
The cheapest bus tickets from Rennes to Grenoble start from $36. The average price for this route is around $70. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Rennes to Grenoble?
The average bus trip duration from Rennes to Grenoble is 15h, covering a distance of 403 miles (650 km). The quickest bus can get you there in 13h and is operated by BlaBlaCar Bus.
Which bus companies service the Rennes to Grenoble route?
Several major bus companies operate on this route with 4 buses available per day, including services from BlaBlaCar Bus, FlixBus.
What is the earliest and latest departure time for the bus from Rennes to Grenoble?
The earliest bus departs from Rennes to Grenoble at 1:10am. And the latest bus departs at 11:50pm.
What are the CO₂ emissions for the bus trip from Rennes to Grenoble?
A bus trip from Rennes to Grenoble generates an estimated 16 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
What is the best bus company from Rennes to Grenoble?
According to Busbud customers, the highest-rated bus company on this route is BlaBlaCar Bus, with an average rating of 3.7 out of 5 stars based on 11197 reviews.
Which bus company has the best Wi-Fi from Rennes to Grenoble?
Based on reviews on Busbud, the bus company FlixBus has the best Wi-Fi rating with a score of 2.7.
Which bus company has the most timely service from Rennes to Grenoble?
According to Busbud traveller reviews, the most timely bus company on this route is FlixBus, with a punctuality rating of 3.9 out of 5 stars.
Which bus company has the cleanest buses from Rennes to Grenoble?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is BlaBlaCar Bus, with a cleanliness rating of 4.3 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Rennes to Grenoble was searched and found on Dec 15, 2025 with a price of $47To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Rennes to Grenoble, as early as possible.
You can expect to pay from $47 to $193 for a bus ticket from Rennes to Grenoble based on the last 2 days. You can expect to find the cheapest price for the trip at $47 which is on 2025-12-15.
What's the cheapest way to go from Rennes to Grenoble?
The bus is the cheapest travel choice for this destination
