San Jose to Ontario (SJC–ONT) — Airlines, Schedules & Connections

SJC Airport Page →
333 mi airlines 25/wk
On-time Some delays Frequent delays
Flight Schedule 12 flights Verified 1h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
WN4253
WN Southwest
738
7:10 AM
PDT TB
8:25 AM
PDT
1h 15m
M T W T F S S
Prices
WN3303
WN Southwest
7S7
9:50 AM
PDT TB
11:05 AM
PDT
1h 15m
M T W T F S S
Prices
WN1173
WN Southwest
B38M
10:40 AM
PDT TB
12:00 PM
PDT
1h 20m
M T W T F S S
Prices
WN4255
WN Southwest
B38M
4:50 PM
PDT TB
6:10 PM
PDT
1h 20m
M T W T F S S
Prices
WN1522
WN Southwest
7S7
8:20 PM
PDT TB
9:35 PM
PDT
1h 15m
M T W T F S S
Prices
WN2057
WN Southwest
7M8
9:25 AM
PDT T4
10:40 AM
PDT
1h 15m
M T W T F S S
Prices
WN106
WN Southwest
737
10:30 AM
PDT T4
11:45 AM
PDT
1h 15m
M T W T F S S
Prices
WN3078
WN Southwest
737
12:30 PM
PDT T4
1:45 PM
PDT
1h 15m
M T W T F S S
Prices
WN4080
WN Southwest
7S7
12:50 PM
PDT T4
2:05 PM
PDT
1h 15m
M T W T F S S
Prices
WN931
WN Southwest
7S7
2:55 PM
PDT T4
4:10 PM
PDT
1h 15m
M T W T F S S
Prices
WN3673
WN Southwest
B38M
3:55 PM
PDT T4
5:10 PM
PDT
1h 15m
M T W T F S S
Prices
WN3674
WN Southwest
7M8
6:50 PM
PDT T4
8:00 PM
PDT
1h 10m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
San Jose to Ontario
1 carrier, 25 flights/week nonstop.
1 Airlines 25 Flights/wk 333 mi 1h 15m nonstop 49 1-stop hubs

SJC–ONT is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 333 miles in approximately 1h 15m. Beyond nonstop, 49 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop SJC–ONT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 25 738, 7S7, B38M 1h15-1h20 100%
Aircraft on this route
738 Boeing 737-800 – WN
7S7 Boeing 737 MAX 7 – WN
B38M Boeing 737 MAX 8 – WN
Alliance coverage
Unaffiliated: WN (25 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, SJC to ONT direction.
Mon
4
flights
Tue
3
flights
Wed
3
flights
Thu
4
flights
Fri
4
flights
Sat
3
flights
Sun
4
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
5
Nonstop flights
25
Outbound / wk
26
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SJC to ONT.
1-STOP
One-Stop Connections
49
Hubs
~2h
Fastest
~25h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
935
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

Other ways to reach Ontario from San Jose

Nearby airports with service to Ontario International Airport.
Metric SJC→ONT OAK→ONT SFO→ONT
Distance from SJC 29 mi 30 mi
Nonstop airlines 1 2 9
Weekly flights 25 27 78
Flight time 1h 15m 1h 12m 1h 29m
Departure OTP 100%
Airports within 200 miles of SJC with service to Ontario International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Ontario is 0 hours the same as San Jose.
SJC: PDT · ONT: PDT

When it's 6:00 PM in San Jose, it's 6:00 PM in Ontario.
Distance & Flight Time
333 mi / 536 km
Nonstop flight time is approximately 1h 15m to 1h 20m.

SJC–ONT Quick Facts

Key statistics for the San Jose to Ontario route.
Route details
Distance333 mi / 536 km
Flight time1h 15m to 1h 20m
Time difference0 hours
Airlines (nonstop)1
Weekly flights25 out / 26 return
1-stop connections49 hubs
Origin: SJC
IATA / ICAOSJC / KSJC
TimezoneAmerica/Los_Angeles
Passengers/yr11.6M
Elevation62 ft / 19 m
Destination: ONT
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m

Frequently Asked Questions

Common questions about SJC to ONT flights.
Nonstop flights from Norman Y. Mineta San Jose International Airport to Ontario International Airport take approximately 1h 15m to 1h 20m. The route covers 333 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 25 nonstop flights per week from SJC to ONT. The return direction has about 26 weekly flights.
Yes, 1-stop connections are available through VNY, SBD, BUR, SBA, STS, SBP, SCF, SFO, SAF, APA, JAC, SJD, BJX, LIT, MSP, SDF, STL, IND, BNA, ANC, MCO, CLT, PBI, IAH, LAL, PHL, KOA, FLL, EWR, HNL, MIA, BOS, ORD, PDX, LAS, PHX, SEA, SLC, BWI, DFW, HOU, DEN, GDL, ATL, AUS, MLM, BOI, DAL and MDW. These options provide additional schedule flexibility.
Yes, return flights from ONT to SJC are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include OAK, SFO and STS. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from SJC to ONT

Norman Y. Mineta San Jose International Airport (SJC) and Ontario International Airport (ONT) are connected by nonstop service from Southwest Airlines. With 25 weekly departures, this is a well served route.

SJC to ONT Flight Duration and Schedule

Nonstop flight time from SJC to ONT ranges from 1 hours 15 minutes to 1 hours 20 minutes. The route covers a distance of 333 miles (536 km). There are approximately 25 weekly flights outbound and 26 return, totaling 51 flights per week in both directions.

Connecting Options and Alternatives

49 one-stop connections are available, with the fastest taking approximately 2 hours via VNY. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Oakland (OAK), San Francisco (SFO) and Santa Rosa (STS).