ONT offers smooth security with quicker lines than LAX, making it ideal for weekday business travelers.
Round-trip from | $77 (Southwest) |
---|---|
One-way from | $39 (Southwest) |
Popular in | January |
Cheapest in | May |
Average price | $215 |
Good round-trip deal | $188 or less |
Good one-way deal | $97 or less |
Fly from
Fly to
Route
Depart
Return
Price
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Tue 9/9
6:20 pm-7:35 pm
Nonstop1h 15m
San Jose
Wed 9/10
6:30 pm-7:50 pm
Nonstop1h 20m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Tue 9/16
1:55 pm-3:10 pm
Nonstop1h 15m
San Jose
Tue 9/23
6:30 pm-7:50 pm
Nonstop1h 20m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Sat 9/13
11:05 am-12:20 pm
Nonstop1h 15m
San Jose
Sat 9/20
7:25 am-8:40 am
Nonstop1h 15m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Sat 10/11
6:10 am-7:25 am
Nonstop1h 15m
San Jose
Sat 10/11
3:35 pm-4:50 pm
Nonstop1h 15m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Thu 9/11
7:55 pm-9:05 pm
Nonstop1h 10m
San Jose
Thu 9/18
6:30 am-7:55 am
Nonstop1h 25m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Tue 11/11
6:50 pm-8:05 pm
Nonstop1h 15m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Wed 10/1
9:25 am-10:40 am
Nonstop1h 15m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Wed 10/22
6:00 am-7:10 am
Nonstop1h 10m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Tue 9/30
9:25 am-10:40 am
Nonstop1h 15m
OntarioSan Jose
ONT - SJC
ONTSJC
Ontario
Tue 10/14
2:30 pm-3:45 pm
Nonstop1h 15m
Booking 47 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to San Jose. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, September is the cheapest month in which you can book a flight from Ontario to San Jose (average of $255). Flying from Ontario to San Jose in June is currently the most expensive (average of $359). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from Ontario to San Jose at noon. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the morning.
Travelers seeking maximum savings on their Ontario to San Jose flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Boarding
Entertainment
Food
Comfort
Overall
Crew
Reviews
Walter,Aug 2025
OAK - SAN
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$34 | Average$112 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$40 | Average$50 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$89 | Average$187 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$111 | Average$259 | FlexibilityNo cancel fee | On-time63% |