The average train between Parliament Square and British Library takes 12 min and the fastest train takes 11 min. The train runs at least 18 times per hour from Parliament Square to British Library. 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 5 minutes between Parliament Square and British Library. The earliest departure is at 7:19 AM in the morning, and the last departure from Parliament Square is at 9:10 AM which arrives into British Library at 9:22 AM. All services require a transfer at Westminster station and take an average of 12 min. The schedules shown below are for the next available departures.

11 min • 1 change

12 min • 1 change

12 min • 1 change

12 min • 1 change
Want to know about travelling from Parliament Square to British Library? 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 Parliament Square to British Library. However, there are services departing from Parliament Square station and arriving at British Library station via Green Park station station. The journey, including transfers, takes approximately 12 min.
Parliament Square to British Library train services, operated by London Underground (Tube), depart from Westminster station.
Parliament Square to British Library train services, operated by London Underground (Tube), arrive at Euston station.
Book your Parliament Square to British Library train tickets online with London Underground (Tube).
The distance between Parliament Square and British Library is 3.1 km. The road distance is 5 km.
You can take a vehicle from Parliament Square to British Library via Westminster station, Green Park station, and Euston station in around 16 min.