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How to get fromOttawa to Sarniaby train, bus (Flixbus), car, plane, or bus

Find Transport to Sarnia

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There are 8 ways to get from Ottawa to Sarnia by train, bus (Flixbus), car, plane, or bus

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 Ottawa to Toronto Union Stationtrain train
    2. Take the train from Toronto Union Station to Londontrain train
    3. Take the train from London to Sarniatrain train
    9h 46m
    $166–776

  2. Bus (Flixbus)

    cheapest
    1. Take the bus from Ottawa to Sarniabus bus FlixBus 2710
    11h 35m
    $90–150

  3. Drive  670.4 km

    1. Drive from Ottawa to Sarniacar car 670.4 km
    8h 7m
    $134–193

  4. Fly to London International Airport, train

    1. Fly from Ottawa Macdonald-Cartier International Airport (YOW) to London International Airport (YXU)plane plane YOW - YXU
    2. Take the train from London to Sarniatrain train
    7h 19m
    $336–1,930

  5. Bus via Toronto

    1. Take the bus from Ottawa to Torontobus bus
    2. Take the bus from Toronto, ON - 44 York St. to London, ON - VIA Railbus bus
    3. Take the bus from London, ON - Downtown to Sarnia, ON - Bayside Terminalbus bus
    13h 39m
    $105–194

  6. Fly to Toronto Pearson International Airport, bus, train

    1. Fly from Ottawa Macdonald-Cartier International Airport (YOW) to Toronto Pearson International Airport (YYZ)plane plane YOW - YYZ
    2. Take the bus from Pearson International Airport Terminal 1 to London, ON - VIA Railbus bus
    3. Take the train from London to Sarniatrain train
    7h 33m
    $173–814

  7. Fly to Toronto Island Airport, train

    1. Fly from Ottawa Macdonald-Cartier International Airport (YOW) to Toronto Island Airport (YTZ)plane plane YOW - YTZ
    2. Take the train from Toronto Union Station to Londontrain train
    3. Take the train from London to Sarniatrain train
    8h 1m
    $236–1,014

  8. Fly to John C. Munro Hamilton International Airport, train

    1. Fly from Ottawa Macdonald-Cartier International Airport (YOW) to John C. Munro Hamilton International Airport (YHM)plane plane YOW - YHM
    2. Take the train from Aldershot to Londontrain train
    3. Take the train from London to Sarniatrain train
    8h 53m
    $165–1,015

Ottawa to Sarnia by train

Calendar7Weekly Trains
Duration9h 46mAverage Duration
Ticket$166Cheapest Price
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Questions & Answers

Map of how to get from Ottawa to Sarnia.ExpandLaunch map view
  • Distance: 723.2 km
  • Duration: 9h 46m

What companies run services between Ottawa, ON, Canada and Sarnia, ON, Canada?

You can take a train from Ottawa to Sarnia via Toronto Union Station and London in around 9h 46m. Alternatively, Flixbus USA operates a bus from Ottawa to Sarnia 5 times a week. Tickets cost $90–150 and the journey takes 11h 35m.

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Bus operators

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