What is the fastest way to get from Buffalo NY Airport to downtown Toronto?

The fastest way to get from Buffalo Niagara International Airport (BUF) to downtown Toronto is typically by car, taking about 30-40 minutes depending on traffic and border crossing times. You can either rent a car, use a taxi, or book a rideshare service. Alternatively, consider shuttle services that offer direct transfers, which may take a bit longer but can be more economical. Always check for the current border crossing requirements and potential wait times.