The average bus between Marble Arch and Royal Observatory takes 1h 8m and the fastest bus takes 42 min. The bus runs at least 5 times per hour from Marble Arch to Royal Observatory. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 15 minutes between Marble Arch and Royal Observatory. The earliest departure is at 9:03 AM in the morning, and the last departure from Marble Arch is at 6:53 PM which arrives into Royal Observatory at 8:07 PM. All services require a transfer at Lower Marsh and take an average of 1h 8m. The schedules shown below are for the next available departures.

1h 6m • 1 change
1h 10m • 1 change
1h 6m • 1 change
1h 11m • 1 changeWant to know about travelling from Marble Arch to Royal Observatory? 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 bus from Marble Arch to Royal Observatory. However, there are services departing from Marble Arch station and arriving at Royal Observatory station via Lower Marsh. The journey, including transfers, takes approximately 1h 8m.
Marble Arch to Royal Observatory bus services, operated by First Bus London, depart from Marble Arch Station / Park Lane.
Marble Arch to Royal Observatory bus services, operated by First Bus London, arrive at Greenwich Park station.
The distance between Marble Arch and Royal Observatory is 11.6 km. The road distance is 15 km.
You can take a bus from Marble Arch Station / Park Lane to Royal Observatory via Lower Marsh and Greenwich Park in around 1h 11m.