Classic Tour (Red Route): Approximately 2 hours
Panoramic Tour (Blue Route): Approximately 1 hour 20 minutes
Hidden London Tour (Violet Route): Approximately 1 hour 50 minutes
Kensington Palace Tour (Orange Route): Approximately 1 hour 20 minutes
Please note that these durations are approximate and can vary depending on traffic conditions, time of day, and other factors. Each route follows a specific circuit, making several stops at popular landmarks and attractions, allowing you to hop on and off at your leisure.