The average bus between San Diego and Walnut takes 4h 57m and the fastest bus takes 4h 15m. The bus service runs several times per day from San Diego to Walnut. 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 3 times a day between San Diego and Walnut. The earliest departure is at 7:00 AM in the morning, and the last departure from San Diego is at 7:25 PM which arrives into Walnut at 11:51 PM. All services require a transfer at Los Angeles Union Station and take an average of 4h 57m. The schedules shown below are for the next available departures.


4h 59m • 2 changes


4h 48m • 2 changes
Arrives next day


4h 35m • 2 changes


5h 39m • 2 changes


4h 50m • 2 changes


4h 26m • 2 changes
Want to know about travelling from San Diego to Walnut? 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 San Diego to Walnut. However, there are services departing from San Diego station and arriving at Walnut station via Los Angeles Union Station station. The journey, including transfers, takes approximately 4h 57m.
San Diego to Walnut bus services, operated by Greyhound Mexico, depart from San Diego station.
San Diego to Walnut bus services, operated by Greyhound Mexico, arrive at Valley Blvd and Lemon Ave station.
The distance between San Diego and Walnut is 159.1 km. The road distance is 242 km.
You can take a bus from San Diego to Valley Blvd and Lemon Ave via Los Angeles Union Station, Union Station Patsaouras Bus Plaza, El Monte Station - Upper Level, and El Monte Station Lower Level in around 4h 24m.