What is the distance between San Diego and Ontario?

It's about 157 km (98 miles) from San Diego to Ontario.

What are the departure and arrival locations for buses traveling from San Diego to Ontario?

Buses traveling this route start their trip at Mission Valley Sheraton, in San Diego, and end it at Ontario California Bus Stop Carl's Jr & Teriyaki House, in Ontario.

Bus San Diego to Ontario from $29 | Refundable Tickets

Previously seen trips

Next departures for San Diego to Ontario on November 17
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
FlixBus + Greyhound	Bus	7:15am	Greyhound Bus Stop	6h 10m	1:25pm	Montclair (Ontario)	No tags
Greyhound + FlixBus	Bus	7:15am	Greyhound Bus Stop	6h 10m	1:25pm	Montclair (Ontario)	No tags
	Bus	7:20am	UCSD Health La Jolla Station	3h 5m	10:25am	Montclair (Ontario)	No tags
	Bus	8:10am	San Diego (Old Town-FlixBus)	5h 15m	1:25pm	Montclair (Ontario)	No tags
	Bus	8:40am	UCSD Health La Jolla Station	4h 45m	1:25pm	Montclair (Ontario)	No tags

Get from San Diego to Ontario

This route is served by bus only

The journey takes about 5 hours 55 minutes, and with fares starting at just $39, it presents an excellent value for a comfortable ride.

17bus per day

5h 55mAverage Duration

179 kmDistance

4kgCO₂ emissions

Compare bus companies

Los Limousines

3.5/5266 reviews

Staff4.2

Timeliness2.8

Cleanliness3.9

Wifi2.8

FlixBus

3.5/511,356 reviews

Staff4.1

Timeliness3.9

Cleanliness4.1

Wifi2.7

Based on 11356 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the temperature but often complained with the WiFi. FlixBus ticket prices on this trip start at $39

FlixBus San Diego Ontario recent customer reviews

I came and the bus was super late and threw my schedule off i missed flights and got stranded in Nebraska

Patrick W.

August 12, 2024

Greyhound

3.5/587,378 reviews

Staff3.6

Timeliness2.9

Cleanliness3.3

Wifi2.4

US Bus Companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad

Where are the popular stops in San Diego and Ontario?

Stops in San Diego

A - Mission Valley Sheraton

B - Old Town Courtyard Marriot

C - Downtown Holiday Inn

D - Greyhound Station

E - Market St. & Park Blvd

F - San Ysidro McDonald's

Stops in Ontario

A - Ontario California Bus Stop Carl's Jr & Teriyaki House

B - Ontario Tufesa Bus Stop

Frequently asked questions about travelling from San Diego, CA, US to Ontario, CA by bus

What is the distance between San Diego and Ontario?
It's about 157 km (98 miles) from San Diego to Ontario.
What are the departure and arrival locations for buses traveling from San Diego to Ontario?
Buses traveling this route start their trip at Mission Valley Sheraton, in San Diego, and end it at Ontario California Bus Stop Carl's Jr & Teriyaki House, in Ontario.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

11-15

$63

11-16

$104

Today

$63

11-18

$39

11-19

$29

11-20

$43

11-21

$49

11-22

$39

The cheapest trip from San Diego, CA, US to Ontario, CA was searched and found on Nov 19, 2025 with a price of $29

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Diego, CA, US to Ontario, CA, as early as possible.

You can expect to pay from $29 to $104 for a bus ticket from San Diego, CA, US to Ontario, CA based on the last 2 days. You can expect to find the cheapest price for the trip at $29 which is on 2025-11-19.

Usually Los Limousines 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.