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

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

Airlines can adjust prices for plane tickets from Ontario to San Jose 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.

Ontario to San Jose Flight Questions

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

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

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

Below are the different airlines that fly from Ontario to San Jose 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 Ontario to San Jose.

Ontario to San Jose
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
Delta SLC / LAX X X X X X X X
Southwest - X X X X X X X
Southwest LAS X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Ontario and San Jose, 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 Ontario - ONT

FlightsAirlineLowest Price
Ontario to San Francisco American, Alaska, United $135
Ontario to Oakland United $140

Cheap Domestic Flights to San Jose - SJC

FlightsAirlineLowest Price
Los Angeles to San Jose American, Alaska, United $132
Las Vegas to San Jose American, Alaska, United $86
San Diego to San Jose American, Alaska, United $145
Santa Ana to San Jose Alaska $135
Burbank to San JoseCheck Dates
Long Beach to San Jose United $1,055
Santa Barbara to San Jose American, Alaska, United $368
Palm Springs to San Jose American, Alaska, United $332
Los Angeles to San Francisco American, Alaska, United, Virgin America $115
Bakersfield to San Jose American, United $719
Las Vegas to San Francisco American, Alaska, JetBlue, Frontier, United, Virgin America $67
Los Angeles to Oakland Boutique, American, Spirit, United $81
San Diego to San Francisco American, Alaska, United, Virgin America $139
Las Vegas to Oakland American, JetBlue, Spirit, United $78
Santa Ana to San Francisco United $135
Las Vegas to Los Angeles American, Alaska, Spirit, United, Virgin America $70
Long Beach to San Francisco Alaska, JetBlue, United $97
San Diego to Oakland American, Alaska, Spirit, United $149
Palm Springs to San Francisco American, Alaska, United, Virgin America $157
Burbank to San Francisco United $135
Los Angeles to Monterey American, Alaska, United $122
Santa Barbara to San Francisco United $362
Los Angeles to Sacramento American, Alaska, JetBlue, United $151
Long Beach to Oakland JetBlue $97
Santa Ana to Oakland Alaska, United $135
Burbank to Oakland United $140
Bakersfield to San Francisco United $391
San Luis Obispo to San Francisco United $123
Cheap Flights from Ontario to San Jose, CA, Airfare Search for ONT to SJC, Airline One-Way and Roundtrip Schedules