Distance between cities › Canada › Ontario › Ottawa, ON › Distance from Ottawa to Debec Book Hotels

Distance from Ottawa, ON to Debec, NB

Distance

862 km

Time

11 hours 31 mins

Gas Cost

$65 - $156

There are 625.09 km (388.41 miles) from Ottawa to Debec in east direction and 862.61 km (536 miles) by car, following the I-95 route.

Ottawa and Debec are 11 hours 31 mins far apart, if you drive non-stop .

This is the fastest route from Ottawa, ON to Debec, NB. The halfway point is Levis, QC.

Please note the time difference between Ottawa, ON and Debec, NB is 1 hour. The current time in Ottawa is 2:22 pm and the current time in Debec is 3:22 pm.

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Lowest Price Rental Cars in Ottawa, ON

Planning on renting a car to go from Ottawa, ON to Debec, NB? Here there are some offers to rent a car in Ottawa, ON

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Ottawa »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 76.75 liters of gas to cover the route between Ottawa, ON and Debec, NB.

The estimated cost of gas to go from Ottawa to Debec is $115.90.

During the route, an average car will release 1,835.91 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.13 kilograms of CO₂ per kilometer.

Average Canada gas price used for calculation is $1.51 per liter of regular gas. Price last updated on March 4, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Ottawa, ON and Debec, NB

If you want to meet halfway between Ottawa, ON and Debec, NB or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.765766 and -71.170067, or 46º 45' 56.7576" N, 71º 10' 12.2412" W. This location is 267.93 miles away from Ottawa, ON and Debec, NB and it would take approximately 5 hours 45 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Levis, QC, situated 274 miles from Ottawa, ON and 308 miles from Debec, NB. It would take 4 hours 38 mins to go from Ottawa to Levis and 5 hours 29 mins to go from Debec to Levis.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Ottawa, ON and Debec, NB in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	388.41 mi	625.09 km	337.52 nautical mi
Driving distance	536 mi	862.38 km	465.65 nautical mi

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