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 $38 | Refundable Tickets

Next bus departures

Next departures for San Diego to Ontario on November 21
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
	Bus	10:30am	Cross Border Xpress CBX (USA)	6h 30m	5:00pm	Ontario Convention Center	Cheapest
	Bus	4:30pm	Cross Border Xpress CBX (USA)	3h 20m	7:50pm	Ontario Convention Center	Fastest
FlixBus + Greyhound Lines, Inc.	Bus	12:15pm	San Diego (Old Town-FlixBus)	6h 40m	6:55pm	Montclair / Ontario / Claremont	No tags
	Bus	4:15pm	UCSD Health La Jolla Station	9h 15m	1:30am	Montclair (Ontario)	No tags
	Bus	11:30am	Cross Border Xpress CBX (USA)	5h 30m	5:00pm	Ontario Convention Center	No tags

Next departures for San Diego to Ontario on November 22
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Greyhound Lines, Inc. + FlixBus	Bus	7:35pm	Greyhound Bus Stop	5h 55m	1:30am	Montclair (Ontario)	Cheapest
	Bus	4:30pm	Cross Border Xpress CBX (USA)	3h 20m	7:50pm	Ontario Convention Center	Fastest
	Bus	7:35am	San Diego (Old Town-FlixBus)	5h 55m	1:30pm	Montclair (Ontario)	No tags
FlixBus + Greyhound Lines, Inc.	Bus	12:15pm	San Diego (Old Town-FlixBus)	6h 40m	6:55pm	Montclair / Ontario / Claremont	No tags
	Bus	6:45am	Greyhound Bus Stop	7h 10m	1:55pm	Montclair / Ontario / Claremont	No tags

Next departures for San Diego to Ontario on November 23
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
FlixBus + Greyhound Lines, Inc.	Bus	12:15pm	San Diego (Old Town-FlixBus)	6h 40m	6:55pm	Montclair / Ontario / Claremont	Cheapest
FlixBus + Greyhound Lines, Inc.	Bus	2:10pm	UCSD Health La Jolla Station	4h 45m	6:55pm	Montclair / Ontario / Claremont	Fastest
	Bus	7:35am	San Diego (Old Town-FlixBus)	5h 55m	1:30pm	Montclair (Ontario)	No tags
Greyhound Lines, Inc. + FlixBus	Bus	7:35pm	Greyhound Bus Stop	5h 55m	1:30am	Montclair (Ontario)	No tags
	Bus	6:45am	Greyhound Bus Stop	7h 10m	1:55pm	Montclair / Ontario / Claremont	No tags

Last refresh of the prices: Yesterday at 7:47 PM PST.

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 $41, it presents an excellent value for a comfortable ride.

15bus per day

5h 55mAverage Duration

142 kmDistance

4kgCO₂ emissions

Where are the popular stops in San Diego and Ontario?

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

Stops in Ontario

A
Ontario California Bus Stop Carl's Jr & Teriyaki House
1625 E 4th St, Ontario, CA 91764, USA
B
Ontario Tufesa Bus Stop
1739 S Euclid Ave, Ontario, CA 91762, USA

Compare bus companies

Los Limousines

3.5/5266 reviews

Staff4.2

Timeliness2.8

Cleanliness3.9

Wifi2.8

FlixBus

3.5/511,388 reviews

Staff4.2

Timeliness3.9

Cleanliness4.1

Wifi2.7

Based on 11388 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the staff but often complained with the WiFi. FlixBus ticket prices on this trip start at $41

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

3.5/587,387 reviews

Staff3.6

Timeliness2.9

Cleanliness3.3

Wifi2.4

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

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

11-19

$74

11-20

$63

Today

$69

11-22

$57

11-23

$64

11-24

$52

11-25

$51

11-26

$54

The cheapest trip from San Diego, CA, US to Ontario, CA was searched and found on Nov 25, 2025 with a price of $51

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 $51 to $94 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 $51 which is on 2025-11-25.

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.