Sure, here are some travel tips for your visit to Toronto, Kingston, and Ottawa:

Best Time to Visit:
The ideal time to visit these Canadian cities is during the spring (April to June) and fall (September to early November). During these seasons, the temperatures are typically mild and the cities are less crowded compared to the summer months.

Route and Accessibility:
Toronto, Ottawa, and Kingston are all well-connected by road, rail, and airways. From Toronto, you can easily reach Kingston and Ottawa by car or train. The drive from Toronto to Kingston is approximately 3 hours, and from Kingston to Ottawa is approximately 2 hours.

Altitude and Acclimatization:
These cities are not located at high altitudes, so there's no need for particular acclimatization. However, you should still take care to rest and hydrate after your flight to combat any potential jet lag.

Accommodation and Booking:
Book your accommodations in advance, especially if you are visiting during the peak tourist seasons. The cities offer a range of accommodations to fit every budget.

Clothing and Essentials:
Pack according to the season. During spring and fall, layers are recommended as the weather can be unpredictable. Rain gear is advisable as showers are common. Also don't forget comfortable walking shoes for city exploration.

Health and Safety:
These cities are safe for visitors, but normal precautions must still be taken. Always keep your valuables safe and carry travel insurance. Maintain a healthy diet and stay hydrated.

Local Etiquette and Respect:
Canadians are polite and friendly. Always show respect to local traditions and customs. When visiting places of significance, like Parliament Hill in Ottawa or art galleries, observe the rules and guidelines provided.