Cheap buses leaving tomorrow
One passenger / one way
- This trip is recommended because it is the: CheapestDeparture time: 29 June atDeparture city: TucsonDeparture location: U of AArrival time: 29 June atDestination city: San DiegoDestination location: San Diego (Old Town-FlixBus)Operated by: FlixBus
Vehicle: BusDuration: - This trip is recommended because it is the: FastestDeparture time: 29 June atDeparture city: TucsonDeparture location: Greyhound StationArrival time: 29 June atDestination city: San DiegoDestination location: Greyhound Bus StopOperated by: Greyhound Lines, Inc.
Vehicle: BusDuration: - Departure time: 29 June atDeparture city: TucsonDeparture location: U of AArrival time: 29 June atDestination city: San DiegoDestination location: UCSD Health La Jolla StationOperated by: FlixBusVehicle: BusDuration:
- Departure time: 29 June atDeparture city: TucsonDeparture location: Greyhound StationArrival time: 29 June atDestination city: San DiegoDestination location: Greyhound Bus StopOperated by: Greyhound Lines, Inc.Vehicle: BusDuration:
Accepted payments
Compare 2 ways to travel from Tucson to San Diego
Busbud recommends taking the train from Tucson to San DiegoAmong 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 US$76, it presents an excellent value for a comfortable ride.
Bus Tucson to San Diego: Trip Overview
Compare bus companies
Tucson to San Diego Bus
Busbud shows you the best bus ticket fares and bus schedules so you can easily plan and book a trip by bus from Tucson to San Diego.
We make sure you can find a bus service from Tucson to San Diego from the most reliable bus companies operating this trip.
Whether it is cheap bus tickets or more luxurious buses going to San Diego from Tucson, we help you find what you're looking for based on how much of a budget you have.
Where are the popular stops in Tucson and San Diego?
Frequently asked questions on the trip Tucson - San Diego, CA, US
What's the distance between Tucson and San Diego by coach?
The distance between Tucson and San Diego by coach is approximately 360 miles (580 km).
What is the best way to go from Tucson to San Diego without flying?
You have the option to select the coach for your journey on this route. The coach ensures a pleasant travel experience, granting you the opportunity to appreciate the scenery as you make your way to your final stop. You might also find carpooling options to travel between the two cities.
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 was searched and found on 1 Jul 2025 with a price of US$74To 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 as early as possible.
You can expect to pay from US$74 to US$152 for a bus ticket from Tucson to San Diego based on the last 2 days. You can expect to find the cheapest price for the trip at US$74, which is on 2025-07-01.
Usually Greyhound Lines, Inc. 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.
About Bus Travel
Bus Travel Tips
If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from Tucson to San Diego but it'll also be endearing to native speakers who will surely appreciate your effort.
Start sightseeing the minute your bus leaves the station. If you're on the night bus from Tucson to San Diego, get comfy and count the stars.
Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from Tucson to San Diego.
Tune out to the fine sounds of your best music playlist on your bus trip from Tucson to San Diego while indulging in miles on end of beautiful scenic views.
Did you know?
The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!
Did you know there are on average 4,400 intercity bus departures every day in the US only? This number has been growing for 9 years in a row, yay!
9.2% of ground transportation in Europe is done by bus versus 7.4% by train.
What's the cheapest way to go from Tucson to San Diego?
The bus is the cheapest travel choice for this destinationTop travelled bus routes
Why choose Busbud?
The Best Way To Book Bus and Train Tickets
Busbud makes bus travel easy. We help travellers find a bus, plot routes, and book intercity bus tickets all over the world. With Busbud, wherever you go, you have a worldwide bus station within reach and available in your own language and currency. Busbud partners with safe and reliable bus companies throughout the world such as Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others so you can buy tickets without a worry.