Find coaches from Washington, DC, US to Ontario, CA

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

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Today11 Aug
from US$251
Tomorrow12 Aug
Wed13 Aug
Thu14 Aug
from US$235
Fri15 Aug
Sat16 Aug
Sun17 Aug
Mon18 Aug

Cheap buses leaving Thursday

One passenger / one way

  • This trip is recommended because it is the: Cheapest + Fastest
    Departure time: 14 August at
    Departure city: Washington
    Departure location: Union Station
    Arrival time: 16 August at
    Destination city: Ontario
    Destination location: Montclair / Ontario / Claremont
    Operated by: Greyhound Lines, Inc.Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • Departure time: 14 August at
    Departure city: Washington
    Departure location: Union Station
    Arrival time: 17 August at
    Destination city: Ontario
    Destination location: Montclair (Ontario)
    Operated by: FlixBus + Greyhound Lines, Inc.
    FlixBus + Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • Departure time: 14 August at
    Departure city: Washington
    Departure location: Union Station
    Arrival time: 17 August at
    Destination city: Ontario
    Destination location: Montclair / Ontario / Claremont
    Operated by: Greyhound Lines, Inc.Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • Departure time: 14 August at
    Departure city: Washington
    Departure location: Union Station
    Arrival time: 18 August at
    Destination city: Ontario
    Destination location: Montclair (Ontario)
    Operated by: Greyhound Lines, Inc. + FlixBus
    Greyhound Lines, Inc. + FlixBus
    Vehicle: BusDuration:
  • Departure time: 14 August at
    Departure city: Washington
    Departure location: Hyattsville New Carrollton Bus Stop
    Arrival time: 17 August at
    Destination city: Ontario
    Destination location: Montclair / Ontario / Claremont
    Operated by: Greyhound Lines, Inc.Greyhound Lines, Inc.
    Vehicle: BusDuration:

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Compare 2 ways to travel from Washington to Ontario

Bus
Average priceUS$224 - US$495Average duration3d 3h
91kg CO₂e5 out of 5 stars
CheapestFastestMost eco-friendly
Train
Average priceUS$381 - US$1,931Average duration3d 12h
332kg CO₂e1 out of 5 stars
busbud logoBusbud recommends taking the bus from Washington to Ontario

Among the sustainable travel choices, the bus stands out as a good way to reach Ontario. The journey takes about 3 days, 3 hours 10 minutes and with fares starting at just US$224, it presents an excellent value for a comfortable ride.

6bus per day
3d 3hAverage duration
US$224Cheapest ticket
91kgCO₂ emissions

Bus Washington, DC, US to Ontario, CA: Trip Overview

Average ticket priceUS$304
Average bus trip duration3d 3h
Number of daily buses6
Earliest bus departure05:25
Distance2261 miles
Latest bus departure23:55

Washington to Ontario Bus

Busbud shows you the best bus ticket fares and bus schedules so you can easily plan and book a trip by bus from Washington to Ontario.

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

From cheap bus tickets to more luxurious buses travelling from Washington to Ontario, we offer a wide range of bus services to best suit your needs depending on how much your budget is.

Frequently asked questions on the trip Washington, DC, US - Ontario, CA

  1. What's the distance between Washington and Ontario by coach?

    The journey from Washington to Ontario by coach covers an approximate distance of 2260 miles (3645 km).

  2. How can I travel from Washington to Ontario avoiding air travel?

    To travel from Washington to Ontario 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
09/08
No data
10/08
No data
Today
US$249
12/08
No data
13/08
No data
14/08
US$228
15/08
No data
16/08
No data
busbud logoThe cheapest trip from Washington, DC, US to Ontario, CA was searched and found on 14 Aug 2025 with a price of US$228

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

You can expect to pay from US$228 to US$313 for a bus ticket from Washington, DC, US to Ontario, CA based on the last 2 days. You can expect to find the cheapest price for the trip at US$228, which is on 2025-08-14.

About Bus Travel

Bus Travel Tips

If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from Washington to Ontario but it'll also be endearing to native speakers who will surely appreciate your effort.

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

Taking the bus creates the smallest carbon footprint compared to other modes of transport. Not to mention that buses will allow you to discover scenic gems from Washington to Ontario that are otherwise impossible to come by with a plane.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from Washington to Ontario.

Did you know?

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

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

One of the longest bus route in the world goes all the way from Ontario to Alberta in Canada (with the same bus). This trip is 3,435 km or 2,135 miles long and the price is a bit under $100.

What's the cheapest way to go from Washington, DC, US to Ontario, CA?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to Washington, DC, US by bus?

Bus from Washington, DC, US to Ontario, CA

You can also go to Ontario, CA by train

Train from Washington, DC, US to Ontario, CA

Why choose Busbud?

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