Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
Greyhound Lines, Inc. + FlixBus | Bus | Greyhound Station | San Diego (Old Town-FlixBus) | Cheapest | ||||
 | Bus | Greyhound Station | Greyhound Bus Stop | Fastest | ||||
 | Bus | U of A | San Diego (Old Town-FlixBus) | No tags | ||||
FlixBus + Greyhound Lines, Inc. | Bus | U of A | Greyhound Bus Stop | No tags | ||||
| Bus | Greyhound Station | Greyhound Bus Stop | No tags |
Last refresh of the prices: Today at 4:43 PM MST.
Compare 2 ways to go from Tucson to San Diego
Among the sustainable travel choices, the train stands out as a good way to reach San Diego. The journey takes about 14 hours 35 minutes, and with fares starting at just $124, it presents an excellent value for a comfortable ride.
Where are the popular stops in Tucson and San Diego?
Stops in Tucson
- A801 E 12th St, Tucson, AZ 85719
- B5550 S 12th Ave, Tucson, AZ 85706, USA
- C802 W Speedway Blvd, Tucson, AZ 85745, USA
Stops in San Diego
- A
Mission Valley Sheraton
1433 Camino del Rio S, San Diego, CA 92108, USA - B
Old Town Courtyard Marriot
2435 Jefferson St, San Diego, CA 92110, USA - C
Downtown Holiday Inn
1617 1st Ave, San Diego, CA 92101, USA - D
Greyhound Station
1313 National Ave, San Diego, CA 92101, USA - E
Market St. & Park Blvd
601 Park Boulevard, San Diego, CA 92101, USA - F
San Ysidro McDonald's
727 E San Ysidro Blvd, San Diego, CA 92173, USA
Compare bus companies
Frequently asked questions about travelling from Tucson to San Diego, CA, US 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 Tucson to San Diego?
The cheapest bus tickets from Tucson to San Diego start from $96. The average price for this route is around $131. 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 Tucson to San Diego?
The average bus travel time from Tucson to San Diego is 15h 45m, covering a distance of 589 km. The quickest bus can get you there in 10h 45m and is operated by Greyhound.
Which bus companies service the Tucson to San Diego route?
What are the earliest and latest departure times for the bus from Tucson to San Diego?
The earliest bus departs from Tucson to San Diego at 6:00am. And the latest bus departs at 11:15pm.
What are the CO₂ emissions for the bus trip from Tucson to San Diego?
A bus trip from Tucson to San Diego generates an estimated 15 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
What is the best bus company from Tucson to San Diego?
According to Busbud customers, the highest-rated bus company on this route is FlixBus, with an average rating of 3.5 out of 5 stars based on 11380 reviews.
Which bus company has the best Wi-Fi from Tucson to San Diego?
Based on Busbud reviews, the bus company FlixBus has the highest Wi-Fi rating with a score of 2.7.
Which bus company has the best on-time performance from Tucson to San Diego?
According to Busbud traveller reviews, the most punctual bus company on this route is FlixBus, with a punctuality rating of 3.9 out of 5 stars.
Which bus company has the cleanest buses from Tucson to San Diego?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is FlixBus, with a cleanliness rating of 4.1 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Tucson to San Diego, CA, US was searched and found on Dec 2, 2025 with a price of $121To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Tucson to San Diego, CA, US, as early as possible.
You can expect to pay from $121 to $373 for a bus ticket from Tucson to San Diego, CA, US based on the last 2 days. You can expect to find the cheapest price for the trip at $121 which is on 2025-12-02.
Usually FlixBus will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
