Flights operate between Ontario (ONT) and San Jose (SJC).
1 airline operates this route with 3-9 flights daily flights.
Average flight time is 1h 10m - 1h 20m.
Route distance is 334 miles (537 km).
Route Distance
334 miles (537 km)
Average Duration
1h 10m - 1h 20m
Airlines Operating This Route
Southwest Airlines
Flight Frequency
Daily Flights
3-9 flights
Weekly Flights
36
Typical Departure Time Ranges
Earliest Departure
06:30
Latest Departure
20:30
Route Intelligence Dashboard
Overall Connectivity Score
70
GoodRoute Diversity
1
Direct Routes
Southwest Airlines serves 1 destination from ONT
Weekly Frequency
35
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| ONT → San Jose (SJC) (SJC) | 35/week | 1h 10m - 1h 20m | 334 km | Very Stable |
Flight Schedule & Filters
Southwest Airlines flights from Ontario (ONT) to San Jose (SJC)
Southwest Airlines operates scheduled nonstop flights between Ontario (ONT) and San Jose (SJC). Southwest Airlines operates 3-9 flights daily flights on this route.• Flight Duration: 1h 10m - 1h 20m (average flight time)• Distance: 334 miles (537 km) (air miles between airports)• Daily Flights: 3-9 flights (scheduled departures per day)
Ontario (ONT)
US
San Jose (SJC)
US
FLIGHT TIME
1h 10m - 1h 20m
FLIGHT DISTANCE
334 miles (537 km)
1h 15m - 1h 20m
06:30
20:30
334 miles (537 km)
May
1 (Show)
36
Southwest Airlines Terminal Information & Contact
Departure Terminal - Ontario (ONT)
Terminal: 4
Phone: 800-435-9792
Location: 4, Ontario, US
Arrival Terminal - San Jose (SJC)
Terminal: B
Phone: 800-435-9792
Location: B, San Jose, US
Southwest Airlines Flight Schedule from Ontario (ONT) to San Jose (SJC)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN3996 |  Southwest Airlines | 06:30 | 07:45:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN2215 | Southwest Airlines | 09:35 | 10:50:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN5082 | Southwest Airlines | 11:05 | 12:20:00 | Boeing 737MAX 8 Passenger |
WN4540 | Southwest Airlines | 17:20 | 18:35:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN2792 | Southwest Airlines | 20:30 | 21:50:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
Southwest Airlines Monthly Flight Calendar
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Southwest Airlines Terminal Information
Departure Terminal at Ontario (ONT):
Terminal 4:
• Southwest Airlines Terminal Phone: 800-435-9792
Arrival Terminal at San Jose (SJC):
• Terminal : Southwest Airlines operates from this terminal
Terminal B:
• Southwest Airlines Terminal Phone: 800-435-9792
Southwest Airlines Contact Information and Customer Services
Southwest Airlines Address
2702 Love Field Dr
Dallas, TX 75235, US
Customer Service Phone
800-435-9792Official Website
southwest.com/Frequently Asked Questions
How many Southwest Airlines flights operate from Ontario (ONT) to San Jose (SJC)?
Southwest Airlines operates 5 flights from Ontario (ONT) to San Jose (SJC).
What city does San Jose (SJC) airport serve?
San Jose (SJC) airport serves San Jose, US.
How long is the Southwest Airlines flight from Ontario (ONT) to San Jose (SJC)?
The flight duration is approximately 1h 10m - 1h 20m.
What is the distance from Ontario (ONT) to San Jose (SJC)?
The distance is 334 miles (537 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737MAX 8 Passenger on this route.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 06:30 and the latest departs at 20:30.
Which terminal does Southwest Airlines use at Ontario (ONT)?
Southwest Airlines flights from Ontario (ONT) depart from Terminal 4. Terminal 4 phone: 800-435-9792.
View all Southwest Airlines flights to Ontario (ONT) →
Popular Southwest Airlines routes from Ontario include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.