The average train between Newmarket and Ajax takes 2h 10m and the fastest train takes 1h 54m. The train service runs several times per day from Newmarket to Ajax. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 4 hours between Newmarket and Ajax. The earliest departure is at 5:25 AM in the morning, and the last departure from Newmarket is at 9:54 PM which arrives into Ajax at 12:10 AM. All services require a transfer, and take on average 2h 10m. The schedules shown below are for the next available departures.

2h 22m • 1 change

2h 16m • 1 change
Arrives next day

2h 16m • 1 change

1h 54m • 1 change

2h 3m • 1 change

2h • 1 change

2h • 1 change

1h 54m • 1 change

2h 3m • 1 change

2h • 1 change

2h • 1 change

1h 58m • 1 change

2h 7m • 1 change

2h 4m • 1 change

2h 4m • 1 change
Want to know about travelling from Newmarket to Ajax? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Newmarket to Ajax. However, there are services departing from Newmarket station and arriving at Ajax station via Union Station GO station. The journey, including transfers, takes approximately 2h 10m.
Newmarket to Ajax train services, operated by GO Transit, depart from Newmarket GO station.
Newmarket to Ajax train services, operated by GO Transit, arrive at Ajax GO station.
The distance between Newmarket and Ajax is 41.2 km. The road distance is 100 km.
You can take a train from Newmarket GO to Ajax GO via Union Station GO in around 2h 6m.