Bus from Seattle, WA to Ontario, CA from $103

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Compare all timetables for the bus from Seattle, WA to Ontario, CA

Here is a selection of the cheapest bus trips from the schedule from Seattle, WA to Ontario, CA from various bus operators like Greyhound US or FlixBus for the next days.

today
tomorrow
Tuesday
$139
Wednesday
$129
Thursday
Friday
Saturday

Cheapest bus trips Tuesday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 34h 45m 2:40 PM Seattle, WA University of Washington 1:25 AM Ontario, CA Montclair Place  Economy $139
Greyhound US 49h 9m 10:50 PM Seattle, WA Greyhound Bus Station 11:59 PM Ontario, CA Montclair Place  Economy $139
Greyhound US 26h 35m 10:50 PM Seattle, WA Greyhound Bus Station 1:25 AM Ontario, CA Montclair Place  Economy $139
  • Did you know that if you travel from Seattle, WA to Ontario, CA via Los Angeles, you can save more than $30? You can find the corresponding connections below.
    • Greyhound US
      26h 35m
      0
      10:50 PM
      Seattle, WA
      Greyhound Bus Station
      12:05 AM
      Los Angeles
      North Hollywood
      0
      Greyhound US
      Economy
      $100
      • Waiting Time 0h 25m
    • Greyhound US
      0h 55m
      0
      12:30 AM
      Los Angeles
      Union Station
      1:25 AM
      Ontario, CA
      Montclair Place
      0
      Greyhound US
      Economy
      $9
    Travel time is the same as the direct connection, but you will save $30

Cheapest bus trips Wednesday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 34h 45m 2:40 PM Seattle, WA Padelford Hall (PDL) 1:25 AM Ontario, CA Montclair Place  Economy $129
Greyhound US 26h 35m 10:50 PM Seattle, WA Amtrak King Street Station 1:25 AM Ontario, CA Montclair Place  Economy $129
Greyhound US 49h 9m 10:50 PM Seattle, WA Amtrak King Street Station 11:59 PM Ontario, CA Montclair Place  Economy $132
  • Did you know that if you travel from Seattle, WA to Ontario, CA via Los Angeles, you can save more than $20? You can find the corresponding connections below.
    • Greyhound US
      26h 35m
      0
      10:50 PM
      Seattle, WA
      Greyhound Bus Station
      12:05 AM
      Los Angeles
      North Hollywood
      0
      Greyhound US
      Economy
      $100
      • Waiting Time 0h 25m
    • Greyhound US
      0h 55m
      0
      12:30 AM
      Los Angeles
      Union Station
      1:25 AM
      Ontario, CA
      Montclair Place
      0
      Greyhound US
      Economy
      $9
    Travel time is the same as the direct connection, but you will save $20

Best Price Offer: The price for the cheapest bus from Seattle, WA to Ontario, CA is $103 on 4/9/2026. Flexible travelers save on ticket prices.


Frequency of bus connections between Seattle, WA and Ontario, CA

See here how frequent the connections between Seattle, WA and Ontario, CA are, during different times and days of the week.
Tuesday is the busiest day, with more than 3 daily buses from Seattle, WA to Ontario, CA. Tuesday has instead the fewest connections, with only 3 daily coaches between Seattle, WA and Ontario, CA.
The busiest time of the day is the Evening, with 4 buses from Seattle, WA to Ontario, CA, while Afternoon sees the fewest connections between Seattle, WA and Ontario, CA, with 2 offers.

Facts about the bus from Seattle, WA to Ontario, CA

Compare all providers like Greyhound US and FlixBus that travel 3 times every day by bus from Seattle, WA to Ontario, CA in one click! Book your bus ticket from Seattle, WA to Ontario, CA starting from $103!

Cheapest Bus $103
Fastest Bus 26h 35m
Earliest Bus 2:40 PM
Latest Bus 10:50 PM
Daily Bus Routes 3 Ø
Distance 967.0 miles
Bus Companies Greyhound US and FlixBus

Cheapest bus connections from Seattle, WA to Ontario, CA

Every day, 3 buses from 2 bus companies leave Seattle, WA for Ontario, CA: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 03/22/2026 and for the following days.

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday 03/22
Monday 03/23
Tuesday 03/24
$139
Wednesday 03/25
$129
Thursday 03/26
Friday 03/27
Saturday 03/28
Sunday 03/29
Monday 03/30
Tuesday 03/31
Wednesday 04/01
Thursday 04/02
$116
Friday 04/03
Saturday 04/04
$120
Sunday 04/05
$111
Monday 04/06
Tuesday 04/07
$121
Wednesday 04/08
$120
Thursday 04/09
$103
Friday 04/10
$114
Saturday 04/11
$138
Sunday 04/12
$134
Monday 04/13
$131
Tuesday 04/14
$133
Wednesday 04/15
$123
Thursday 04/16
$127
Friday 04/17
$139
Saturday 04/18

The cheapest time to travel from Seattle, WA to Ontario, CA

See here on which day and which time of the day you can find the cheapest bus ticket from Seattle, WA to Ontario, CA, for the next 30 days.
With a price starting from $120, Wednesday is the cheapest day for a bus from Seattle, WA to Ontario, CA. Tuesday instead is the most expensive day with prices starting from $121.
Afternoon is the cheapest day time for bus tickets from Seattle, WA to Ontario, CA, with $129. Afternoon is the most expensive time of the day with prices starting from $129.

How to save money travelling from Seattle, WA to Ontario, CA

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Seattle, WA to Ontario, CA in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Seattle, WA to Ontario, CA, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Seattle, WA to Ontario, CA are also emptier.

All bus stations and stops in Seattle, WA and Ontario, CA

In the map below, you can see where to find all bus stations in Seattle, WA and Ontario, CA.

Service and Comfort on the bus from Seattle, WA to Ontario, CA

Want to know which seat classes are available on the buses from Seattle, WA to Ontario, CA? Or which bus companies serve the route Seattle, WA to Ontario, CA? Below you will find answers to your questions.

FAQs about the Seattle, WA to Ontario, CA bus

How much does a Seattle, WA Ontario, CA bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $103 and takes 34h 45m to reach Ontario, CA. Compare offers to save money!

How much could I save by comparing buses from Seattle, WA to Ontario, CA?

This route is offered by 2 companies with a range of ticket prices between $103 and $139. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Ontario, CA.

On average, how many connections are available from Seattle, WA to Ontario, CA each day?

Every day, the Seattle, WA to Ontario, CA bus route is served by approximately 3 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Seattle, WA to Ontario, CA take?

The fastest bus from Seattle, WA to Ontario, CA is offered by Greyhound US and takes 26h 35m. Bus tickets for this connection cost $139. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Seattle, WA to Ontario, CA?

The earliest bus arriving in Ontario, CA from Seattle, WA starts at 2:40 PM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last bus from Seattle, WA to Ontario, CA?

The latest bus trip departing from Seattle, WA for Ontario, CA starts at 10:50 PM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Seattle, WA Ontario, CA route?

When traveling by bus from Seattle, WA to Ontario, CA, passengers can travel with Greyhound US and FlixBus. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Seattle, WA and Ontario, CA?

You can check all the direct connections between Seattle, WA and Ontario, CA by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: Greyhound US and FlixBus.

What can I take with me on the Seattle, WA to Ontario, CA bus route?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Seattle, WA Ontario, CA bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Seattle, WA Ontario, CA bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Seattle, WA to Ontario, CA on your planned travel date.

How does CheckMyBus find the best bus deals from Seattle, WA to Ontario, CA?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 3 daily trips between Seattle, WA and Ontario, CA. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Seattle, WA to Ontario, CA?

Prices and availability for 3 trips between Seattle, WA and Ontario, CA change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Seattle, WA to Ontario, CA

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Seattle, WA and to Ontario, CA

Here’s an overview of the most popular bus routes to Seattle, WA and to Ontario, CA. Simply click on the connection of your choice, and you will find all the details about your bus route!
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