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

Next departures

Next departures from Washington to Ontario on 6 November
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Greyhound Lines, Inc. + FlixBus
    		Hyattsville New Carrollton Bus Stop
    		Montclair (Ontario)Cheapest
    Greyhound Lines, Inc.
      		Union Station
      		Montclair / Ontario / ClaremontFastest
      Greyhound Lines, Inc.
        		Hyattsville New Carrollton Bus Stop
        		Montclair / Ontario / ClaremontNo tags
        Greyhound Lines, Inc. + FlixBus
          		Union Station
          		Montclair (Ontario)No tags
          FlixBus + Greyhound Lines, Inc.
            		Bethesda - 4550 Montgomery Ave
            		Montclair (Ontario)No tags

            Last refresh of the prices: Yesterday at 7:53 PM EDT.

            Accepted payments

            • Visa
            • MasterCard
            • American Express
            • China Union Pay
            • Diners Club Canada
            • Discover Click to Pay
            • JCB payment
            • Klarna (Pay over time)
            • Google Pay

            Compare 2 ways to travel from Washington to Ontario

            We recommend taking the bus

            Among the sustainable travel choices, the bus stands out as a good way to reach Ontario. The journey takes about 2 days, 23 hours 30 minutes and with fares starting at just US$237, it presents an excellent value for a comfortable ride.

            9bus per day
            2d 23hAverage duration
            3658 kmDistance
            91kgCO₂ emissions
            Bus
            		Average priceUS$237 - US$551Average duration2d 23h
            91kg CO₂e
            Train
            		Average priceUS$442 - US$1 914Average duration3d 12h
            332kg CO₂e

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

            Average ticket priceUS$328
            Average bus trip duration2d 23h
            Number of daily buses9
            Earliest bus departure05:00
            Distance3658 km
            Latest bus departure23:59

            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. How much does a bus ticket from Washington to Ontario cost?

              The bus ticket price from Washington to Ontario starts at US$237. The best way to find cheap bus tickets from Washington to Ontario is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

            2. How long is the bus ride from Washington to Ontario?

              The average travel time between Washington and Ontario is around 2d 23h, although the fastest bus will take about 2d 12h. This is the time it takes to travel the 3645 km that separates the two cities.

            3. How many daily bus connections are there between Washington and Ontario?

              The number of buses from Washington to Ontario can differ depending on the day of the week. On average, there are 9 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Washington to Ontario by comparing and selecting the bus that fits your travel style and budget on Busbud.

            4. Which bus companies travel from Washington to Ontario?

              When taking the bus from Washington to Ontario, you can travel comfortably and safely with Greyhound, FlixBus.

            5. What are the departure and arrival stations when taking the bus from Washington to Ontario?

              Buses travelling between Washington and Ontario leave from Dupont Circle or Union Station and arrive at Ontario California Bus Stop Carl's Jr & Teriyaki House, Ontario Tufesa Bus Stop.

            Find cheapest prices for buses

            Price is for a one-way ticket for one passenger and based on past searches.

            Best price found
            30/10
            No data
            31/10
            No data
            Today
            US$290
            02/11
            No data
            03/11
            No data
            04/11
            No data
            05/11
            No data
            06/11
            US$227
            busbud logoThe cheapest trip from Washington, DC, US to Ontario, CA was searched and found on 06 Nov 2025 with a price of US$227

            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$227 to US$509 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$227, which is on 2025-11-06.

            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 Ontario, CA to Washington, DC, US

            You can also go to Ontario, CA by train

            Train from Washington, DC, US to Ontario, CA

            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. Use Busbud to book your trip online, in your own language and currency, wherever you are. With Busbud, you can buy tickets with confidence. We ensure that you make the most out of your bus trip by partnering up with reliable bus companies from all around the world such as Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

            People from around the world trust Busbud

            ‌

            Popular Buses Connecting Washington

            Buses Leaving from Washington

            Buses Going to Washington

            Popular Buses Connecting Ontario

            Buses Leaving from Ontario

            Buses Going to Ontario