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Cheap Flights from San Jose to Ontario, CA, United States - SJC to ONT

When Can I Buy the Cheapest Flight from San Jose to Ontario (SJC to ONT)?

Airlines can adjust prices for plane tickets from San Jose to Ontario based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

San Jose to Ontario Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from San Jose to Ontario?
Answer: Phoenix, AZ

Airlines Flying from San Jose to Ontario (SJC to ONT)

Below are the different airlines that fly from San Jose to Ontario with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from San Jose to Ontario.

San Jose to Ontario
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American PHX X X X X X X X
Delta SLC X X X X X X X
Delta LAX / SLC X X X X X X X
Southwest - X X X X X X X
Southwest PHX X X X X X X X

Airports for Your Route

These pages contain information about the major airports in San Jose and Ontario, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from San Jose - SJC

FlightsAirlineLowest Price
San Jose to Los Angeles American, Alaska $135
San Jose to Santa Ana American, Alaska $135
San Jose to Long Beach American $242

Cheap Domestic Flights to Ontario - ONT

FlightsAirlineLowest Price
San Francisco to Ontario American, Alaska, United $116
Sacramento to Ontario American, Alaska, United $283
Oakland to Ontario American, United $185
Reno to Ontario American, Alaska, United $262
Fresno to OntarioCheck Dates
San Francisco to Los Angeles American, Alaska, United, Virgin America $116
Monterey to Ontario American, Alaska, United $360
Sacramento to Los Angeles American, Alaska, United $151
Oakland to Los Angeles Boutique, American, Spirit, United $80
San Francisco to Santa Ana Alaska, United $135
Reno to Los Angeles American, Alaska, United $166
San Francisco to Long Beach American, Alaska, JetBlue, United $110
San Francisco to Las Vegas American, Alaska, JetBlue, Frontier, Hawaiian, United, Virgin America $67
San Francisco to Burbank American, Alaska, JetBlue, United $135
Fresno to Los Angeles American, Alaska, United $273
San Francisco to San Diego American, Alaska, United, Virgin America $134
Santa Rosa to Los Angeles American, Alaska, Allegiant $177
Sacramento to Santa Ana American, Alaska, United $201
Oakland to Santa Ana American, Alaska $294
Monterey to Los Angeles American, Alaska, United $123
San Francisco to Palm Springs American, Alaska, United, Virgin America $157
Oakland to Long Beach American, Alaska, JetBlue, United $97
Sacramento to Long Beach American, Alaska, JetBlue, United $127
Oakland to BurbankCheck Dates
San Luis Obispo to Los Angeles United $123
San Francisco to New York American, Alaska, JetBlue, Frontier, Sun Country, United, Virgin America $280
Sacramento to Burbank United $221
Cheap Flights from San Jose to Ontario, CA, Airfare Search for SJC to ONT, Airline One-Way and Roundtrip Schedules