Ontario, CA to San Diego, CA bus with FlixBus

Sun, Nov 01
+ Add return
FlixBus
Greyhound
Tufesa Internacional
Infobus
Alsa
2,000+ travel companies
FlixBus
Greyhound
Tufesa Internacional
Infobus
Alsa
2,000+ travel companies
QR-Code
Scan to get our free app
Use our app to get live travel updates and book mobile tickets for trains, buses, flights, and ferries.
App Store
rate4.9
42K ratings
Google Play
rate4.6
136K reviews

The cheapest and fastest buses from Ontario, CA to San Diego, CA

Showing times, prices and bookable tickets for Nov 01
Cheapest price on Nov 01
$61
Average ticket price on Nov 01
$61
Fastest journey on Nov 01
4 h
Average journey duration on Nov 01
4 h
Buses on Nov 01
1
Distance
157 km
Cheap tickets

The best way to find a cheap bus ticket from Ontario, CA to San Diego, CA is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Ontario, CA to San Diego, CA will cost around $61 if you buy it on the day, but the cheapest tickets can be found for only $61.

Fast buses

On Sun, Nov 01, we found 1 buses from Ontario, CA to San Diego, CA, including 1 direct services.

On Sun, Nov 01 the direct buses cover the 157 km distance in an average of 4 h but if you time it right, some buses will get you there in just 4 h .

On Sun, Nov 01 the slowest buses will take 4 h and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

  • Tufesa Internacional0
    0 transfers

Journey information

Overview: Bus from Ontario, CA to San Diego, CA

USAUSA
USAUSA
Icon of bus

Buses from Ontario, CA to San Diego, CA run on average 4 times per day, taking around 4h 10m. Cheap bus tickets for this journey start at $27 (€22) if you book in advance.

There are 1 buses per day. The earliest bus runs at 00:05, the last at 22:25. The fastest bus covers the 97 miles (157 km) distance in 2h 55m.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

Plan this route

Journey facts

  • Distance97 miles (157 km)
  • Average bus duration4h 10m
  • Cheapest ticket price$27 (€22)
  • Buses per day4
  • Direct buses1
  • Fastest bus2h 55m
  • First bus12:05 AM
  • Last bus10:25 PM
  • Cheapest MonthSep
  • Cheapest DayWed
  • High SeasonJul - Sep
  • Low SeasonJan - Mar
  • Best time to book1 day

Understand & plan this route

Explore this journey

Book with confidence

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

Frequently asked questions about your Ontario, CA to San Diego, CA trip

Use these quick route answers to check fares, travel time, departure options, and direct services before booking from Ontario, CA to San Diego, CA.

Cheap bus tickets from Ontario, CA to San Diego, CA can start from as little as $27 (€22) when you book in advance. The average bus ticket price for Ontario, CA to San Diego, CA is $49 (€41) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The earliest bus from Ontario, CA to San Diego, CA leaves at 12:05 AM. Plan your trip with the Journey Planner from Omio.
The latest bus from Ontario, CA to San Diego, CA leaves at 10:25 PM.
Yes, there are 1 direct buses a day from Ontario, CA to San Diego, CA with Tufesa Internacional, Infobus. Schedules can vary on holidays or weekends with fewer direct buses.

Ontario, CA to San Diego, CA Bus Timetables

OperatorDeparture TimeArrival TimeDurationDeparture daysCheapest price
Operator
FlixBus
Departure Time
03:55AM
Arrival Time
11:35AM
Duration
7h40
Departure days
Thu
Cheapest price
$34
Operator
Greyhound
Departure Time
03:55AM
Arrival Time
11:45AM
Duration
7h50
Departure days
Thu
Cheapest price
$31
Operator
FlixBus
Departure Time
09:45AM
Arrival Time
05:10PM
Duration
7h25
Departure days
Thu
Cheapest price
$31
Operator
Greyhound
Departure Time
11:20AM
Arrival Time
06:45PM
Duration
7h25
Departure days
Fri
Cheapest price
$60
Operator
Tufesa Internacional
Departure Time
01:00PM
Arrival Time
05:00PM
Duration
4h00
Departure days
Tue, Sun
Cheapest price
$61
Operator
FlixBus
Departure Time
03:00PM
Arrival Time
10:45PM
Duration
7h45
Departure days
Thu
Cheapest price
$31
Operator
Greyhound
Departure Time
03:00PM
Arrival Time
11:50PM
Duration
8h50
Departure days
Thu
Cheapest price
$31
Operator
Greyhound
Departure Time
03:25PM
Arrival Time
06:50PM
Duration
3h25
Departure days
Sat
Cheapest price
$42
Operator
FlixBus
Departure Time
04:45PM
Arrival Time
11:25PM
Duration
6h40
Departure days
Wed
Cheapest price
$51
Operator
FlixBus
Departure Time
05:35PM
Arrival Time
12:25AM
Duration
6h50
Departure days
Wed, Fri
Cheapest price
$48
Operator
FlixBus
Departure Time
07:00PM
Arrival Time
12:35AM
Duration
5h35
Departure days
Mon, Wed
Cheapest price
$49
Operator
Greyhound
Departure Time
09:35PM
Arrival Time
06:50AM
Duration
9h15
Departure days
Mon
Cheapest price
$65
Operator
FlixBus
Departure Time
10:00PM
Arrival Time
04:45AM
Duration
6h45
Departure days
Fri
Cheapest price
$64

Live departures

Ontario, CA to San Diego, CA bus times

The table below shows live departures for Ontario, CA to San Diego, CA buses for today, Saturday, October 31. You can also manually refresh the results below to see updated bus journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
Greyhound3:25 PM Montclair, Richton Street (Montclair Transcenter Paking), CA
4h10
7:35 PM San Diego, San Ysidro Transit Center0 transfersDirect
Greyhound3:25 PM Montclair, Richton Street (Montclair Transcenter Paking), CA
3h25
6:50 PM San Diego, Congress Street (Old Town Park), CA0 transfersDirect
Sunday, November 1
Tufesa Internacional01:00 PM Ontario, CA
4h00
5:00 PM San Diego, CA0 transfersDirect

This is the last bus of the day.

Find all the dates and times for this journey

Why should you book Ontario, CA to San Diego, CA buses with Omio?

FlixBus as well as Greyhound, Tufesa Internacional, Infobus and more offer buses services from Ontario, CA to San Diego, CA.
Omio is an official ticket reseller for all your travel options from Ontario, CA to San Diego, CA.

Why book with Omio vs FlixBus?

  • Compare with other providers: On Omio, you can not only buy tickets for FlixBus, but also compare tickets for the likes of Greyhound, Tufesa Internacional or Infobus to find the best option for your trip from Ontario, CA to San Diego, CA.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare FlixBus with all available travel options, which are bus and flight to ensure you get the best deal for traveling from Ontario, CA to San Diego, CA.

Why book with Omio over Wanderu, Trainline or Busbud?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Greyhound, Tufesa Internacional or Infobus to find the best option for your trip from Ontario, CA to San Diego, CA.
  • Multiple modes of transport: Omio allows you to compare travel options including bus and flight to find the ideal travel option from Ontario, CA to San Diego, CA.

Bus companies

Bus companies from Ontario, CA to San Diego, CA

Buses from Ontario, CA to San Diego, CA with FlixBus, Greyhound, and Tufesa Internacional. Overnight buses available on this route with FlixBus and Greyhound. Use the details below to compare onboard facilities.

FlixBus

About
FlixBus is one of Europe’s leading low-cost bus companies, founded in Germany and now offering long-distance services across Europe and the United States. In addition to its extensive daytime network, FlixBus also operates overnight buses on select European routes. Standard amenities include free Wi-Fi, power outlets to charge devices, extra legroom, luggage space, and onboard toilets, with snacks and drinks available for purchase. FlixBus offers a single Standard ticket type for all routes, which includes one carry-on bag and one checked bag per passenger. Additional fees apply for extra luggage and for reserving specific seats, such as Extra Seats, Table Seats, or Panorama Seats. This combination of affordability, comfort, and wide coverage makes FlixBus a popular choice for budget-conscious travelers.
Luggage & cancellation policy
Average FlixBus Duration
2h 55m
Cheapest FlixBus Price
$27 (€22)
FlixBus frequency
10 a day
Luggage included
One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
Additional luggage
Additional luggage can be purchased for a fee.
Cancellation Policy
You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority boarding; Wheelchair-accessible buses.
Bikes
Bikes are allowed for a fee; must be booked.
Pets
Small pets in carriers allowed; guide dogs travel for free.

Infobus

About
Infobus is an international IT company that operates as an online service for finding and purchasing bus, train, and plane tickets, rather than being a bus company itself. Established in 2002, Infobus acts as an intermediary between passengers and various transport carriers, particularly helping smaller bus companies offer online booking services. They utilize their own "BusSystem" to manage routes and ticket sales globally. Infobus covers over 30 countries and 300 cities, offering a wide range of routes and daily departures. While amenities can vary by carrier, Infobus aims to provide affordable and convenient travel with features like online booking, 24/7 support, and prompt notifications.
Luggage & cancellation policy
Average Infobus Duration
3h 40m
Cheapest Infobus Price
$53 (€44)
Infobus frequency
1 a day
Luggage included
One carry-on bag up to 5kg (40x20x25) and one checked bag up to 20kg (50x30x80).
Additional luggage
10€ per additional bag.
Cancellation Policy
You can cancel your ticket up to 24 hours before departure for a partial refund. Cancellations within 24 hours may incur a fee.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Transport for wheelchairs and mobility aids.
Bikes
Bikes are allowed; may require prior reservation and an additional fee.
Pets
Small pets allowed in carriers; larger pets may require a separate ticket.

Greyhound

About
Greyhound Lines, Inc. is a prominent American intercity bus transportation provider, established in 1914. It operates the largest intercity bus network in the United States, also extending services to Canada and Mexico. Greyhound is known for offering affordable and reliable long-distance travel, connecting major cities and rural communities across North America. The company's buses are equipped with amenities such as free Wi-Fi, power outlets, and extra legroom to enhance passenger comfort. Greyhound is a subsidiary of Flix SE, which also owns FlixBus, and together they offer an extensive network of over 1,600 destinations.
Luggage & cancellation policy
Average Greyhound Duration
3h 25m
Cheapest Greyhound Price
$27 (€23)
Greyhound frequency
3 a day
Luggage included
One carry-on bag up to 25 lbs (11 kg) and one checked bag up to 50 lbs (23 kg).
Additional luggage
$15 per additional bag.
Cancellation Policy
You can cancel your ticket for a refund or exchange up to 24 hours before departure, for a cancellation fee applied.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Wheelchair-accessible buses.
Bikes
Bikes are allowed.

Tufesa Internacional

Luggage & cancellation policy
Average Tufesa Internacional Duration
4h 0m
Cheapest Tufesa Internacional Price
$58 (€49)
Tufesa Internacional frequency
1 a day

Companies, tickets, and onboard amenities between Ontario, CA and San Diego, CA

Review the details behind your booking, from operators and ticket rules to luggage, onboard amenities, accessibility, and route-specific travel policies.

When taking a bus from Ontario, CA to San Diego, CA, you can count on FlixBus, Greyhound, Tufesa Internacional, Infobus for the best way to get you to San Diego, CA. You can also check all possible bus companies who offer a service between Ontario, CA and San Diego, CA and compare the amenities they offer before buying a bus ticket.
Yes, there are bathrooms on board the bus from Ontario, CA to San Diego, CA for bus company FlixBus, Greyhound, Infobus.
Yes, the following accessibility options are available when taking the bus from Ontario, CA to San Diego, CA:
  • Infobus
    • Assistance
    • Priority seating
    • Transport for wheelchairs and mobility aids.
  • Greyhound
    • Assistance
    • Priority seating
    • Wheelchair-accessible buses.
  • FlixBus
    • Assistance
    • Priority boarding
    • Wheelchair-accessible buses.
Yes, bikes are allowed on board the bus with bus company {providersWithBike}.
Whether you can cancel your bus ticket from Ontario, CA to San Diego, CA depends on the bus companies:
  • Infobus
    • You can cancel your ticket up to 24 hours before departure for a partial refund. Cancellations within 24 hours may incur a fee.
  • Greyhound
    • You can cancel your ticket for a refund or exchange up to 24 hours before departure, for a cancellation fee applied.
  • FlixBus
    • You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
Yes, there is food available to purchase on board the bus from Ontario, CA to San Diego, CA.
Yes, the following luggage options are included when booking a bus ticket from Ontario, CA to San Diego, CA:
  • Infobus
    • One carry-on bag up to 5kg (40x20x25) and one checked bag up to 20kg (50x30x80).
  • Greyhound
    • One carry-on bag up to 25 lbs (11 kg) and one checked bag up to 50 lbs (23 kg).
  • FlixBus
    • One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
Yes, the following additional luggage options are available when booking a bus ticket from Ontario, CA to San Diego, CA:
  • Infobus
    • 10€ per additional bag.
  • Greyhound
    • $15 per additional bag.
  • FlixBus
    • Additional luggage can be purchased for a fee.
Yes, you can bring your pet on the bus from Ontario, CA to San Diego, CA. The following conditions apply:
  • Infobus
    • Small pets allowed in carriers
    • larger pets may require a separate ticket.
  • FlixBus
    • Small pets in carriers allowed
    • guide dogs travel for free.
You can reserve your seat on the bus from Ontario, CA to San Diego, CA with the following bus company: FlixBus, Greyhound, Infobus
Yes, there are USB plugs on board the bus from Ontario, CA to San Diego, CA with the following bus company: FlixBus, Greyhound, Infobus.
Yes, there is Wifi on board the bus from Ontario, CA to San Diego, CA with the following bus company: FlixBus, Greyhound, Infobus.

Complete guide to San Diego, CA

Things to do in San Diego, CA

Discover the best of San Diego, CA — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect San Diego, CA trip today.

  • Must visit

San Diego Museum of Art

Major Balboa Park museum with works from Spanish old masters to modern art, plus strong regional and international exhibitions.

  • Must visit

Museum of Contemporary Art San Diego

Acclaimed contemporary art museum in La Jolla featuring oceanfront settings, modern works, and rotating global exhibitions.

  • Must visit

USS Midway Museum

Museum aboard a historic aircraft carrier with restored aircraft, naval exhibits, and immersive views of life at sea.

US Dollar ($)

San Diego is pricey for US travel, with higher hotel rates, dining, and parking than many cities, though casual food and buses stay manageable.

Average meal costs

Budget
$10-18 for fast food or casual takeout.
Mid-range
$25-45 per person for a mid-range meal.
Fine dining
$75+ per person for upscale dining.
Coffee
$4-6 for coffee or cappuccino.

Tipping culture

Tip 18-20% at restaurants, 15-20% for taxis or rideshares, and $1-2 for coffee drinks or small cafe orders.

Plan your visit to San Diego, CA

Get destination-focused answers for the end of your trip, including what to do, when to go, practical entry details, and tips for making the most of your time in San Diego, CA.

The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In San Diego, CA, travelers should be cautious of pickpocketing and petty theft, especially in crowded areas like beaches, public transportation, and popular tourist spots such as the Gaslamp Quarter and Old Town. Common scams include overpriced parking fees and unauthorized ticket sellers near attractions. Staying aware of surroundings, securing belongings, and using official transportation services help reduce risks. Additionally, travelers should avoid isolated areas at night and be mindful of local traffic laws when using scooters or bikes.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

FAQs: Bus from Ontario, CA to San Diego, CA

Find answers to the most common questions about traveling from Ontario, CA to San Diego, CA by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at San Diego, CA, this guide helps you travel smarter and with confidence.

FAQs
It's helpful to compare your options as there are 2 ways to travel between Ontario, CA and San Diego, CA including taking a bus and flight.
Tickets are often cheaper when booked early. Traveling during off-peak hours or on weekdays can help you save money. Sort results by price to quickly identify the most affordable options. Check for promotions or discounts available on our website and app.

popular bus stations

Popular bus stations from Ontario, CA to San Diego, CA

Most Ontario, CA to San Diego, CA buses use the Ontario to San Diego, Congress Street (Old Town Park) station pair, with some services arriving at San Diego, San Ysidro Transit Center. Use this guide to compare Ontario, CA and San Diego, CA bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.

Departure bus stations in Ontario
Arrival bus stations in San Diego

Which Ontario, CA station do buses to San Diego, CA leave from?

Buses from Ontario, CA to San Diego, CA leave from Ontario. The station is from Ontario, CA city centre at Ontario, Canada.
OntarioOntario, CanadaWifiParkingATMTaxisAccessibilityWCShowerTicket Office
City-centre transport

Getting to Ontario from Ontario city centre

TrainSouthwest Chief · 56h 3m · $998
Texas Eagle · 75h 20m · $1,173
BusGreyhound US1210 · 59h 26m · $541

Ontario bus station facilities and services

Ontario has practical services for this route, including Wifi, Parking, ATM, Taxis, Accessibility, WC, Shower, and Ticket Office.

Wi-Fi and ATMs

Wi-Fi is available at Ontario. ATMs are available at Ontario.

Tickets and information

Ticket office support is available at Ontario.

Parking, taxis and toilets

Available at Ontario: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at Ontario: Wheelchair accessible.

Ontario, International AirportOntario International Airport (ONT), International Arrivals Terminal, International Wy, Ontario, CA 91761, USAWifiParkingATMTaxisAccessibilityWCShowerTicket Office
City-centre transport

Getting to Ontario, International Airport from Ontario city centre

Ontario, International Airport is 4 km from Ontario city centre. Public transport options include:

TRUE

Ontario, International Airport bus station facilities and services

Ontario, International Airport has practical services for this route, including Wifi, Parking, ATM, Taxis, Accessibility, WC, Shower, and Ticket Office.

Wi-Fi and ATMs

Wi-Fi is available at Ontario, International Airport. ATMs are available at Ontario, International Airport.

Tickets and information

Ticket office support is available at Ontario, International Airport.

Parking, taxis and toilets

Available at Ontario, International Airport: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at Ontario, International Airport: Bus stations generally accommodate all passengers.

Bus stations for Ontario, CA to San Diego, CA

Check bus stations information for Ontario, CA and San Diego, CA, including where buses depart and arrive on this route.

When departing from Ontario, CA , you have various bus station options to start your journey from including Ontario, Ontario, International Airport . When arriving in San Diego, CA , you can end your journey in bus stations like San Diego, Congress Street (Old Town Park), San Diego, San Ysidro Transit Center, San Diego, West Harbor Drive (The Headquarters at Seaport District), San Diego, Rail Ct / E San Ysidro Blvd (McDonald`s), San Diego .Passengers board the bus most frequently from Ontario, which is located around away from the city centre, and they get off the bus at San Diego, Congress Street (Old Town Park), located 6 away from the city centre.

The Omio App Makes Travel Planning Easy

We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.

ios-badge
android-badge
Hand With Phone