Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
FlixBus + Greyhound | Bus | Boston (South Station) | San Ysidro Greyhound Bus Station | No tags | ||||
Greyhound + FlixBus | Bus | Boston (South Station) | San Ysidro Greyhound Bus Station | No tags | ||||
Greyhound + FlixBus | Bus | Boston (South Station) | San Ysidro Greyhound Bus Station | No tags | ||||
FlixBus + Greyhound | Bus | Boston (South Station) | San Ysidro Greyhound Bus Station | No tags | ||||
Greyhound + FlixBus | Bus | Boston (South Station) | San Ysidro Greyhound Bus Station | No tags |
Get from Boston to San Ysidro
The journey takes about 3 days, 12 hours 5 minutes and with fares starting at just $226, it presents an excellent value for a comfortable ride.
Where are the popular stops in Boston and San Ysidro?
Stops in Boston
- A145 Dartmouth St, Boston, MA 02116, USA
- B100 Legends Way, Boston, MA 02114, USA
- C335 Grove St, Auburndale, MA 02466
- D
Prudential MBTA Station
220 Huntington Ave, Boston, MA 02115, USA - E
Copley MBTA Station
650 Boylston St, Boston, MA 02116, USA - F
Long Wharf
66 Long Wharf, Boston, MA 02110, USA
Compare bus companies
Greyhound Lines offers the most comprehensive intercity bus services in the United States. They operate a modern, environmentally friendly fleet that serves more than 2400 destinations and carries nearly 16 million passengers annually. When traveling with them, you can expect free WiFi, onboard entertainment, bathrooms, power outlets and decent legroom. One of the great perks of Greyhound is that they connect big cities and smaller towns in the US, where you usually can't get to by train or plane. If you're looking for safe and affordable transportation, Greyhound is a great choice.
Frequently asked questions about traveling from Boston, MA, US to San Ysidro, CA by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Boston to San Ysidro?
The cheapest bus tickets from Boston to San Ysidro start from $226. The average price for this route is around $251. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Boston to San Ysidro?
The average bus trip duration from Boston to San Ysidro is 3d 12h, covering a distance of 2569 miles (4144 km). The quickest bus can get you there in 3d 1h and is operated by Greyhound.
Which bus companies service the Boston to San Ysidro route?
Several major train operators operate on this route with 5 trains available per day.
What is the earliest and latest departure time for the bus from Boston to San Ysidro?
The earliest bus departs from Boston to San Ysidro at 1:30am. And the latest bus departs at 8:55pm.
What are the CO₂ emissions for the bus trip from Boston to San Ysidro?
A bus trip from Boston to San Ysidro generates an estimated 104 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Boston, MA, US to San Ysidro, CA was searched and found on Jan 21, 2026 with a price of $221To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Boston, MA, US to San Ysidro, CA, as early as possible.
You can expect to pay from $221 to $221 for a bus ticket from Boston, MA, US to San Ysidro, CA based on the last 2 days. You can expect to find the cheapest price for the trip at $221 which is on 2026-01-21.
