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How to get fromGrenoble to Carnacby train (TGV), bus, car, train, or plane

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There are 10 ways to get from Grenoble to Carnac by train (TGV), bus, car, train, or plane

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Train

    best
    1. Take the train from Grenoble to Lyon Part Dieutrain train Ter
    2. Take the train from Lyon Part Dieu to Rennestrain train Tgv
    3. Take the train from Rennes to Auraytrain train Ter
    9h 45m
    €165–353

  2. Bus

    cheapest
    1. Take the bus from Grenoble - Bus Station to Auraybus bus BlaBlaCar Bus
    13h 51m
    €70–130

  3. Drive 879.6 km

    1. Drive from Grenoble to Carnaccar car 879.6 km
    9h 2m
    €136–196

  4. Train to Lyon–Saint Exupéry Airport, fly to Rennes-Saint-Jacques Airport, train

    1. Take the train from Grenoble to Lyon-Saint Exupery Tgvtrain train
    2. Fly from Lyon–Saint Exupéry Airport (LYS) to Rennes-Saint-Jacques Airport (RNS)plane plane LYS - RNS
    3. Take the train from Rennes to Auraytrain train
    7h 13m
    €190–460

  5. Train via Lagny-sur-Marne

    1. Take the train from Grenoble to Paris Gare De Lyontrain train Tgv
    2. Take the train from Marne La Vallee Chessy to Auraytrain train Tgv
    9h 48m
    €211–368

  6. Train via Nantes

    1. Take the train from Grenoble to Lyon Part Dieutrain train Ter
    2. Take the train from Lyon Part Dieu to Nantestrain train Tgv
    3. Take the train from Nantes to Auraytrain train Ter
    10h 45m
    €177–363

  7. Bus, train

    1. Take the bus from Grenoble to Rennesbus bus N744
    2. Take the train from Rennes to Auraytrain train Ter / ...
    14h 17m
    €86–152

  8. Train to Lyon–Saint Exupéry Airport, fly to Nantes Atlantique Airport, train

    1. Take the train from Grenoble to Lyon-Saint Exupery Tgvtrain train
    2. Fly from Lyon–Saint Exupéry Airport (LYS) to Nantes Atlantique Airport (NTE)plane plane LYS - NTE
    3. Take the train from Nantes to Auraytrain train
    8h 2m
    €94–288

  9. Train to Lyon–Saint Exupéry Airport, fly to Brest Bretagne Airport, train

    1. Take the train from Grenoble to Lyon-Saint Exupery Tgvtrain train
    2. Fly from Lyon–Saint Exupéry Airport (LYS) to Brest Bretagne Airport (BES)plane plane LYS - BES
    3. Take the train from Brest to Auraytrain train
    8h 56m
    €164–394

  10. Train to Geneva International Airport, fly to Nantes Atlantique Airport, train

    1. Take the train from Grenoble to Genevetrain train
    2. Fly from Geneva International Airport (GVA) to Nantes Atlantique Airport (NTE)plane plane GVA - NTE
    3. Take the train from Nantes to Auraytrain train
    10h 49m
    €111–334

Grenoble to Carnac by train and bus

Calendar63Weekly Services
Duration9h 45mAverage Duration
Ticket€165Cheapest Price
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Questions & Answers

Map of how to get from Grenoble to Carnac.ExpandLaunch map view
  • Distance: 1,077.8 km
  • Duration: 9h 45m

What companies run services between Grenoble, France and Carnac, Bretagne, France?

You can take a train from Grenoble to Illertissen via Lyon Part Dieu, Rennes, Auray, and Gare Routière in around 9h 45m. Alternatively, BlaBlaCar Bus operates a bus from Grenoble - Bus Station to Auray once daily. Tickets cost €70–130 and the journey takes 12h 20m.

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