Find coaches from Ontario, CA to San Francisco, US

Find affordable coach tickets from Ontario, CA to San Francisco, US with flexible options. Book your journey now

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Today31 Aug
from US$68
Tomorrow1 Sept
from US$86
Tue2 Sept
from US$63
Wed3 Sept
Thu4 Sept
from US$63
Fri5 Sept
from US$62
Sat6 Sept
Sun7 Sept

Cheap buses leaving tomorrow

One passenger / one way

  • This trip is recommended because it is the: Cheapest
    Departure time: 1 September at
    Departure city: Ontario
    Departure location: Montclair (Ontario)
    Arrival time: 1 September at
    Destination city: San Francisco
    Destination location: San Francisco Bus Station
    Operated by: FlixBus + Greyhound Lines, Inc.
    FlixBus + Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • This trip is recommended because it is the: Fastest
    Departure time: 1 September at
    Departure city: Ontario
    Departure location: Montclair / Ontario / Claremont
    Arrival time: 2 September at
    Destination city: San Francisco
    Destination location: 409 Townsend St, SF
    Operated by: Greyhound Lines, Inc. + FlixBus
    Greyhound Lines, Inc. + FlixBus
    Vehicle: BusDuration:
  • Departure time: 1 September at
    Departure city: Ontario
    Departure location: Montclair (Ontario)
    Arrival time: 1 September at
    Destination city: San Francisco
    Destination location: 409 Townsend St, SF
    Operated by: FlixBusFlixBus
    Vehicle: BusDuration:
  • Departure time: 1 September at
    Departure city: Ontario
    Departure location: Montclair / Ontario / Claremont
    Arrival time: 1 September at
    Destination city: San Francisco
    Destination location: 409 Townsend St, SF
    Operated by: Greyhound Lines, Inc. + FlixBus
    Greyhound Lines, Inc. + FlixBus
    Vehicle: BusDuration:
  • Departure time: 1 September at
    Departure city: Ontario
    Departure location: Montclair / Ontario / Claremont
    Arrival time: 2 September at
    Destination city: San Francisco
    Destination location: San Francisco Bus Station
    Operated by: Greyhound Lines, Inc.Greyhound Lines, Inc.
    Vehicle: BusDuration:

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Bus Ontario, CA to San Francisco, US: Trip Overview

Average ticket priceUS$70
Average bus trip duration11h 50m
Number of daily buses7
Earliest bus departure04:20
Distance366 miles
Latest bus departure21:05

Ontario to San Francisco Bus

With Busbud, comparing and booking tickets for a bus from Ontario to San Francisco is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

We make it our job to connect you with the most dependable bus companies that cover bus service from Ontario to San Francisco.

Whether it is cheap bus tickets or more luxurious buses going to San Francisco 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 - San Francisco, US

  1. How far is San Francisco from Ontario by coach?

    The journey from Ontario to San Francisco by coach covers an approximate distance of 370 miles (597 km).

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

    To travel from Ontario to San Francisco without flying, you can take the coaches. 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.

Best price found
29/08
No data
30/08
No data
Today
US$60
01/09
US$88
02/09
US$65
03/09
US$54
04/09
US$55
05/09
US$54
busbud logoThe cheapest trip from Ontario, CA to San Francisco, US was searched and found on 3 Sept 2025 with a price of US$54

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 San Francisco, US as early as possible.

You can expect to pay from US$54 to US$139 for a bus ticket from Ontario, CA to San Francisco, US based on the last 2 days. You can expect to find the cheapest price for the trip at US$54, which is on 2025-09-03.

Usually Amtrak 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

Meet and talk to locals at the bus stations while travelling from Ontario to San Francisco.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

From miles long of beauteous natural landscapes to impressive man-crafted sights, you’re bound to be in for a visual treat on your bus trip from Ontario to San Francisco.

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 San Francisco.

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

Did you know?

Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

The bus driver with the longest career in the world drove more than 2,000,000 miles and is a happy World Record holder.

The word 'bus' is an abbreviation of 'omnibus" which means 'for all' in Latin as buses were meant to be transportation for everybody.

Will you be returning to Ontario, CA by bus?

Bus from San Francisco, US to Ontario, CA

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud helps you easily search, compare and book intercity bus tickets on a worlwide scale with our comprehensive list of bus routes and schedules. With several language and currency options available, Busbud seeks to cater to international bus travellers no matter where they are in the world. 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.

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