Ithaca, NY to Ottawa, ON: 320 Miles (515 km)

Ithaca, New York → Ottawa, Ontario: ~320 miles (515 km) by road.

Route

1. I-81 N (Ithaca → Watertown) — ~85 mi
2. Cross Thousand Islands Bridge (I-81 → ON-401) — toll ~$3.50 USD
3. ON-401 E (Kingston → Cornwall) — ~180 km
4. ON-416 N (Cornwall → Ottawa) — ~75 km

Time & Logistics

• Driving: 5.5 – 6.5 hours (border wait 15–60 min).
• Passport: Required (NEXUS/FAST speeds crossing).
• Fuel: Fill in US (cheaper).
• Winter: ON-401/416 can have lake-effect snow; winter tires mandatory in ON Dec–Mar.

Alternative

Fly: ITH → YOW via YYZ/ORD (4–6h total). No direct flights.

Note: There is no "Ottawa" near Ithaca. The only major Ottawa is Canada's capital.