The average bus between Cambridge and Royal Observatory takes 2h 31m and the fastest bus takes 2h 12m. The bus service runs several times per day from Cambridge 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 4 hours between Cambridge and Royal Observatory. The earliest departure is at 3:25 AM at night, and the last departure from Cambridge is at 6:45 PM which arrives into Royal Observatory at 9:03 PM. All services require a transfer at London Stratford- Montfichet Road Stop U and take an average of 2h 31m. The schedules shown below are for the next available departures.

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Want to know about travelling from Cambridge 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 Cambridge to Royal Observatory. However, there are services departing from Cambridge station and arriving at Royal Observatory station via London Stratford- Montfichet Road Stop U. The journey, including transfers, takes approximately 2h 31m.
Cambridge to Royal Observatory bus services, operated by FlixBus, depart from Cambridge Parkside - Stop 18 station.
Cambridge to Royal Observatory bus services, operated by FlixBus, arrive at St Germans Place station.
The distance between Cambridge and Royal Observatory is 80.7 km. The road distance is 104 km.
You can take a bus from Cambridge Parkside - Stop 18 to Royal Observatory via London Stratford- Montfichet Road Stop U, Stratford City Bus Station, and St Germans Place in around 2h 38m.