The average bus between Westminster and San Ysidro takes 4h 5m and the fastest bus takes 3h 7m. The bus service runs several times per day from Westminster to San Ysidro. 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 twice daily between Westminster and San Ysidro. The earliest departure is at 6:40 AM in the morning, and the last departure from Westminster is at 6:42 PM which arrives into San Ysidro at 12:25 AM. All services require a transfer, and take on average 4h 5m. The schedules shown below are for the next available departures.

3h 25m • 1 change

3h 7m • 1 change
Arrives next day

5h 43m • 1 change

3h 25m • 1 change

3h 7m • 1 change
Arrives next day

5h 43m • 1 change

3h 25m • 1 change

3h 7m • 1 change
Arrives next day

5h 43m • 1 change
Want to know about travelling from Westminster to San Ysidro? 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 Westminster to San Ysidro. However, there are services departing from Westminster station and arriving at San Ysidro station via The Depot At Santa Ana Dock 9. The journey, including transfers, takes approximately 4h 5m.
Westminster to San Ysidro bus services, operated by OCTA, depart from Westminster-Golden West station.
Westminster to San Ysidro bus services, operated by OCTA, arrive at San Ysidro station.
The distance between Westminster and San Ysidro is 161.4 km. The road distance is 184 km.
You can take a bus from Westminster-Golden West to San Ysidro via Santa Ana in around 4h 3m.