Distance between cities › Canada › Ontario › Killarney, ON › Distance from Killarney to Ajax Book Hotels

Distance from Killarney, ON to Ajax, ON

Distance

551 km

Time

7 hours 37 mins

Gas Cost

$42 - $100

There are 306.73 km (190.59 miles) from Killarney to Ajax in southeast direction and 550.40 km (342 miles) by car, following the 400 route.

Killarney and Ajax are 7 hours 37 mins far apart, if you drive non-stop .

This is the fastest route from Killarney, ON to Ajax, ON. The halfway point is Madigans, ON.

Killarney, ON and Ajax, ON are in the same time zone (EDT). Current time in both locations is 7:24 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Killarney, ON to Ajax, ON:

Lowest Price Rental Cars in Killarney, ON

Planning on renting a car to go from Killarney, ON to Ajax, ON? Here there are some offers to rent a car in Killarney, ON

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Killarney »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 49.02 liters of gas to cover the route between Killarney, ON and Ajax, ON.

The estimated cost of gas to go from Killarney to Ajax is $74.02.

During the route, an average car will release 1,172.48 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 5, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Killarney, ON and Ajax, ON

If you want to meet halfway between Killarney, ON and Ajax, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.529793 and -80.264595, or 45º 31' 47.2548" N, 80º 15' 52.542" W. This location is 171.11 miles away from Killarney, ON and Ajax, ON and it would take approximately 3 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Madigans, ON, situated 170 miles from Killarney, ON and 174 miles from Ajax, ON. It would take 4 hours 16 mins to go from Killarney to Madigans and 3 hours 38 mins to go from Ajax to Madigans.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Killarney, ON and Ajax, ON in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	190.59 mi	306.73 km	165.62 nautical mi
Driving distance	342 mi	550.75 km	297.38 nautical mi

Road Trip Tips