Bus Tickets from Ontario, OR to San Diego, CA, US

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Frequently asked questions for your trip Ontario, OR - San Diego, CA, US

Find cheapest prices for buses

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

Best price found
08/22
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08/23
$322
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busbud logoThe cheapest trip from Ontario, OR to San Diego, CA, US was searched and found on Aug 23, 2025 with a price of $322

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

About Bus Travel

Bus Travel Tips

Make friends with the driver. They usually know a lot about your destination and may even recommend which side of the bus to sit on to get the best views on the road between Ontario and San Diego!

Much more than a mere vehicle taking you from Ontario to San Diego, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.

Buses have one of the smallest carbon footprints of motorized transport modes. A bus going from Ontario to San Diego will emit less CO2 than a car or an airplane.

Tune out to the fine sounds of your best music playlist on your bus trip from Ontario to San Diego while indulging in miles on end of beautiful scenic views.

Did you know?

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travelers have used their electronic device on board during 2014.

9.2% of ground transportation in Europe is done by bus versus 7.4% by train.

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!

Will you be returning to Ontario, OR by bus?

Bus from San Diego, CA, US to Ontario, OR

You can also go to San Diego, CA, US by train

Train from Ontario, OR to San Diego, CA, US

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