Find coaches from Ontario, CA to Tucson

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Next departures

Next departures from Ontario to Tucson on 20 September
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Greyhound Lines, Inc.
Montclair / Ontario / Claremont
Greyhound StationCheapest
Greyhound Lines, Inc. + FlixBus
Montclair / Ontario / Claremont
U of AFastest
FlixBus
Montclair (Ontario)
U of ANo tags
FlixBus + Greyhound Lines, Inc.
Montclair (Ontario)
Greyhound StationNo tags
Greyhound Lines, Inc.
Montclair / Ontario / Claremont
Greyhound StationNo tags

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Compare 2 ways to travel from Ontario to Tucson

Bus
Average priceUS$49 - US$115Average duration15h 15m
16kg CO₂e5 out of 5 stars
CheapestMost eco-friendly
Train
Average priceUS$49 - US$71Average duration8h 44m
60kg CO₂e1 out of 5 stars
Fastest
busbud logoBusbud recommends taking the train from Ontario to Tucson

Among the sustainable travel choices, the train stands out as a good way to reach Tucson. The journey takes about 8 hours 44 minutes and with fares starting at just US$49, it presents an excellent value for a comfortable ride.

1train per day
8h 44mAverage duration
US$49Cheapest ticket
60kgCO₂ emissions

Bus Ontario, CA to Tucson: Trip Overview

Average ticket priceUS$63
Average bus trip duration15h 15m
Number of daily buses14
Earliest bus departure01:35
Distance410 miles
Latest bus departure21:05

Ontario to Tucson Bus

Busbud helps you find a bus from Ontario to Tucson. Get the best fare and schedule, book a round trip ticket or find buses with WiFi and electrical outlets.

Bus service from Ontario to Tucson will be provided by the most trusted bus companies.

Whether it is cheap bus tickets or more luxurious buses going to Tucson from Ontario, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip Ontario, CA - Tucson

  1. How far is Tucson from Ontario by coach?

    The journey from Ontario to Tucson by coach covers an approximate distance of 405 miles (652 km).

  2. Is there a way to reach Tucson from Ontario without flying?

    You can choose the coach to travel this route. Choosing the coach guarantees a comfortable and sustainable travel experience, allowing you to admire the views on your way to your destination. 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.

Best price found
13/09
US$49
14/09
US$49
Today
US$52
16/09
US$49
17/09
No data
18/09
US$45
19/09
No data
20/09
US$52
busbud logoThe cheapest trip from Ontario, CA to Tucson was searched and found on 18 Sept 2025 with a price of US$45

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

You can expect to pay from US$45 to US$70 for a bus ticket from Ontario, CA to Tucson based on the last 2 days. You can expect to find the cheapest price for the trip at US$45, which is on 2025-09-18.

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 Tucson!

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

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 Ontario to Tucson.

Make a music playlist for your bus ride from Ontario to Tucson, and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

It takes 27 hours to go by bus from Lima to Cusco, one of the craziest bus trips on the world. This route is used daily by locals and backpackers.

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

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

Will you be returning to Ontario, CA by bus?

Bus from Tucson to Ontario, CA

You can also go to Tucson by train

Train from Ontario, CA to Tucson

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud.com makes it easy for you to find, compare and book city-to-city bus tickets, all over the world. We save you the extra trip to the bus station. With Busbud, wherever you go, you have a worldwide bus station within reach and available in your own language and currency. Busbud prides itself on its worldwide partnerships. We make it possible for you to buy tickets with its large network of trustworthy bus partners like Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

People from around the world trust Busbud

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