Bus Seattle, WA to Ontario, CA: Compare prices and save money

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 FlixBus or Greyhound US for the next days.

today

$110

tomorrow

Thursday

Friday

$123

Saturday

$127

Sunday

$115

Monday

$127

Cheapest bus trips today
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	FlixBus	34h 55m	2:40 PM	Seattle, WA	University of Washington	1:35 AM	Ontario, CA	Montclair Place		Economy	$110	A Bus from FlixBus goes from University of Washington, Seattle, WA (USA) at 5/5/2026 2:40:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/7/2026 1:35:00 AM. 50 Economy ticket for $110 per person are available. Travel duration is 34h 55m
	Greyhound US	26h 45m	10:50 PM	Seattle, WA	Greyhound Bus Station	1:35 AM	Ontario, CA	Montclair Place		Economy	$110	A Bus from Greyhound US goes from Greyhound Bus Station, Seattle, WA (USA) at 5/5/2026 10:50:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/7/2026 1:35:00 AM. 50 Economy ticket for $110 per person are available. Travel duration is 26h 45m

Cheapest bus trips Friday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	FlixBus	34h 55m	2:40 PM	Seattle, WA	University of Washington	1:35 AM	Ontario, CA	Montclair Place		Economy	$123	A Bus from FlixBus goes from University of Washington, Seattle, WA (USA) at 5/8/2026 2:40:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/10/2026 1:35:00 AM. 50 Economy ticket for $123 per person are available. Travel duration is 34h 55m
	Greyhound US	26h 45m	10:50 PM	Seattle, WA	Greyhound Bus Station	1:35 AM	Ontario, CA	Montclair Place		Economy	$123	A Bus from Greyhound US goes from Greyhound Bus Station, Seattle, WA (USA) at 5/8/2026 10:50:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/10/2026 1:35:00 AM. 50 Economy ticket for $123 per person are available. Travel duration is 26h 45m

Cheapest bus trips Saturday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	26h 45m	10:50 PM	Seattle, WA	Greyhound Bus Station	1:35 AM	Ontario, CA	Montclair Place		Economy	$127	A Bus from Greyhound US goes from Greyhound Bus Station, Seattle, WA (USA) at 5/9/2026 10:50:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/11/2026 1:35:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 26h 45m
	FlixBus	34h 55m	2:40 PM	Seattle, WA	University of Washington	1:35 AM	Ontario, CA	Montclair Place		Economy	$132	A Bus from FlixBus goes from University of Washington, Seattle, WA (USA) at 5/9/2026 2:40:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/11/2026 1:35:00 AM. 50 Economy ticket for $132 per person are available. Travel duration is 34h 55m

Cheapest bus trips Sunday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	Greyhound US	26h 45m	10:50 PM	Seattle, WA	Greyhound Bus Station	1:35 AM	Ontario, CA	Montclair Place		Economy	$115	A Bus from Greyhound US goes from Greyhound Bus Station, Seattle, WA (USA) at 5/10/2026 10:50:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/12/2026 1:35:00 AM. 50 Economy ticket for $115 per person are available. Travel duration is 26h 45m
	FlixBus	34h 55m	2:40 PM	Seattle, WA	University of Washington	1:35 AM	Ontario, CA	Montclair Place		Economy	$118	A Bus from FlixBus goes from University of Washington, Seattle, WA (USA) at 5/10/2026 2:40:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/12/2026 1:35:00 AM. 50 Economy ticket for $118 per person are available. Travel duration is 34h 55m

Cheapest bus trips Monday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	FlixBus	34h 55m	2:40 PM	Seattle, WA	Padelford Hall (PDL)	1:35 AM	Ontario, CA	Montclair Place		Economy	$127	A Bus from FlixBus goes from Padelford Hall (PDL), Seattle, WA (USA) at 5/11/2026 2:40:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/13/2026 1:35:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 34h 55m
	Greyhound US	26h 45m	10:50 PM	Seattle, WA	Amtrak King Street Station	1:35 AM	Ontario, CA	Montclair Place		Economy	$127	A Bus from Greyhound US goes from Amtrak King Street Station, Seattle, WA (USA) at 5/11/2026 10:50:00 PM to Montclair Place, Ontario, CA (USA) arriving at 5/13/2026 1:35:00 AM. 50 Economy ticket for $127 per person are available. Travel duration is 26h 45m

Best Price Offer: The price for the cheapest bus from Seattle, WA to Ontario, CA is $95 on 5/14/2026. 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.

Sunday is the busiest day, with more than 4 daily buses from Seattle, WA to Ontario, CA. Monday has instead the fewest connections, with only 2 daily coaches between Seattle, WA and Ontario, CA.

The busiest time of the day is the Afternoon, with 6 buses from Seattle, WA to Ontario, CA, while Afternoon sees the fewest connections between Seattle, WA and Ontario, CA, with 6 offers.

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

Compare all providers like FlixBus and Greyhound US that travel 2 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 $95!

Cheapest Bus	$95
Fastest Bus	26h 45m
Earliest Bus	2:40 PM
Latest Bus	10:50 PM
Daily Bus Routes	2 Ø
Distance	967.0 miles
Bus Companies	FlixBus and Greyhound US

Cheapest bus connections from Seattle, WA to Ontario, CA

Every day, 2 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 05/05/2026 and for the following days.

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday 05/03

Monday 05/04

Tuesday 05/05

$110

Wednesday 05/06

Thursday 05/07

Friday 05/08

$123

Saturday 05/09

$127

Sunday 05/10

$115

Monday 05/11

$127

Tuesday 05/12

$123

Wednesday 05/13

Thursday 05/14

$95

Friday 05/15

Saturday 05/16

$123

Sunday 05/17

$116

Monday 05/18

$103

Tuesday 05/19

$95

Wednesday 05/20

$117

Thursday 05/21

$149

Friday 05/22

Saturday 05/23

$127

Sunday 05/24

$153

Monday 05/25

$125

Tuesday 05/26

$125

Wednesday 05/27

$118

Thursday 05/28

$106

Friday 05/29

$103

Saturday 05/30

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 $95, Tuesday is the cheapest day for a bus from Seattle, WA to Ontario, CA. Saturday instead is the most expensive day with prices starting from $117.

Afternoon is the cheapest day time for bus tickets from Seattle, WA to Ontario, CA, with $110. Afternoon is the most expensive time of the day with prices starting from $110.

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.

Amtrak King Street Station

S Jackson St 303

Veterans Administration Hospital

S Columbian Way 1660

Convention Center

8th Ave 1500

Stadium

Harborview Medical Center

8th Ave 325

Convention Center

E Holt Blvd 2200

Montclair Place

Moreno Street Montclair

Carl's Jr & Teriyaki House

E 4th St 1625

Mills Drive Eb Fs

S Euclid Ave

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 $95 and takes 34h 55m 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 $95 and $132. 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 2 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 45m. Bus tickets for this connection cost $110. 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 FlixBus and Greyhound US. 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: FlixBus and Greyhound US.

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 2 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 2 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

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!