ONT to SJC

Ontario to San Jose flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

ONT
Ontario (ONT), United StatesOntario International
SJC
San Jose (SJC), United StatesMineta San Jose International Airport
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Live flights for Sat, 06 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Sat, 06 JunONT to SJC$395 Sun, 07 JunONT to SJC Mon, 08 JunONT to SJC Tue, 09 JunONT to SJC Wed, 10 JunONT to SJC Thu, 11 JunONT to SJC Fri, 12 JunONT to SJC
Sort By:DepartureDurationArrivalPrice
American Airlines
American Airlines
AA-1194
06:10
2026-06-06
Ontario (ONT)United StatesOntario International
5H :46 M
1 Stop
PHX · 2h 30mPhoenix (PHX), United States
11:56
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$395
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-2446
05:00
2026-06-06
Ontario (ONT)United StatesOntario International
8H :24 M
1 Stop
DEN · 3h 25mDenver (DEN), United States
13:24
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$405
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
United Airlines
United Airlines
UA-1263
13:18
2026-06-06
Ontario (ONT)United StatesOntario International
7H :52 M
1 Stop
DEN · 2h 52mDenver (DEN), United States
21:10
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$534
total fare
Non Refundable 2 Seat Left Economy
Cabin: Included
American Airlines
American Airlines
AA-991
23:59
2026-06-06
Ontario (ONT)United StatesOntario International
10H :56 M
1 Stop
DFW · 4h 15mDallas (DFW), United States
10:55
2026-06-07
San Jose (SJC)United StatesMineta San Jose International Airport
$606
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4031
17:45
2026-06-06
Ontario (ONT)United StatesOntario International
17H :04 M
1 Stop
SEA · 11h 40mSeattle (SEA), United States
10:49
2026-06-07
San Jose (SJC)United StatesMineta San Jose International Airport
$683
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-1006
13:29
2026-06-06
Ontario (ONT)United StatesOntario International
19H :33 M
1 Stop
SLC · 15h 37mSalt Lake City (SLC), United States
09:02
2026-06-07
San Jose (SJC)United StatesMineta San Jose International Airport
$701
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3762
17:55
2026-06-06
Ontario (ONT)United StatesOntario International
15H :07 M
1 Stop
SLC · 11h 08mSalt Lake City (SLC), United States
09:02
2026-06-07
San Jose (SJC)United StatesMineta San Jose International Airport
$701
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3762
17:55
2026-06-06
Ontario (ONT)United StatesOntario International
18H :53 M
1 Stop
SLC · 15h 03mSalt Lake City (SLC), United States
12:48
2026-06-07
San Jose (SJC)United StatesMineta San Jose International Airport
$701
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-625
16:03
2026-06-06
Ontario (ONT)United StatesOntario International
17H :19 M
1 Stop
SEA · 12h 18mSeattle (SEA), United States
09:22
2026-06-07
San Jose (SJC)United StatesMineta San Jose International Airport
$772
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3816
06:45
2026-06-06
Ontario (ONT)United StatesOntario International
7H :24 M
1 Stop
SEA · 1h 58mSeattle (SEA), United States
14:09
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$773
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4070
11:52
2026-06-06
Ontario (ONT)United StatesOntario International
8H :11 M
1 Stop
SEA · 2h 52mSeattle (SEA), United States
20:03
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$773
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3840
13:35
2026-06-06
Ontario (ONT)United StatesOntario International
6H :28 M
1 Stop
SEA · 1h 12mSeattle (SEA), United States
20:03
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$773
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3840
13:35
2026-06-06
Ontario (ONT)United StatesOntario International
8H :59 M
1 Stop
SEA · 3h 42mSeattle (SEA), United States
22:34
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$773
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-2340
19:48
2026-06-06
Ontario (ONT)United StatesOntario International
15H :05 M
1 Stop
BOI · 11h 13mBoise (BOI), United States
10:53
2026-06-07
San Jose (SJC)United StatesMineta San Jose International Airport
$777
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3816
06:45
2026-06-06
Ontario (ONT)United StatesOntario International
10H :15 M
1 Stop
SEA · 4h 58mSeattle (SEA), United States
17:00
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$779
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3816
06:45
2026-06-06
Ontario (ONT)United StatesOntario International
13H :18 M
1 Stop
SEA · 7h 58mSeattle (SEA), United States
20:03
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$779
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-3816
06:45
2026-06-06
Ontario (ONT)United StatesOntario International
15H :49 M
1 Stop
SEA · 10h 28mSeattle (SEA), United States
22:34
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$779
total fare
Non Refundable 9 Seat Left Economy
Cabin: Included
Delta Air Lines
Delta Air Lines
DL-4070
11:52
2026-06-06
Ontario (ONT)United StatesOntario International
10H :42 M
1 Stop
SEA · 5h 22mSeattle (SEA), United States
22:34
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$779
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-607
06:00
2026-06-06
Ontario (ONT)United StatesOntario International
6H :20 M
1 Stop
SEA · 1h 08mSeattle (SEA), United States
12:20
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$786
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-607
06:00
2026-06-06
Ontario (ONT)United StatesOntario International
7H :40 M
1 Stop
SEA · 2h 37mSeattle (SEA), United States
13:40
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$786
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-654
12:04
2026-06-06
Ontario (ONT)United StatesOntario International
7H :56 M
1 Stop
SEA · 2h 52mSeattle (SEA), United States
20:00
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$786
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-625
16:03
2026-06-06
Ontario (ONT)United StatesOntario International
7H :28 M
1 Stop
SEA · 2h 28mSeattle (SEA), United States
23:31
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$786
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included

Recommended hotels in San Jose

Stay options near the arrival city for the same travel date.

Search hotels
Hotel Quinta Avenida
3.0Very GoodLive availability

Hotel Quinta Avenida

- Av. 5 con Calle 20 San Jose Costa Rica,

Free WiFiACBreakfast
Room availability is checked live
$35per night+ taxes if applicable

1 Night • 3 Star

Hotel Amon Real Costa Rica
3.0Very GoodLive availability

Hotel Amon Real Costa Rica

- Avenida 11 Entre Calles 3 Y 5Barrio AmonSão Jose ,

Free WiFiACBreakfast
Room availability is checked live
$57per night+ taxes if applicable

1 Night • 3 Star

Hotel B&B Garden Grecia
3.0Very GoodLive availability

Hotel B&B Garden Grecia

- Santa Gertrudis Norte de Grecia 20303 Grecia CR,

Free WiFiACBreakfast
Room availability is checked live
$61per night+ taxes if applicable

1 Night • 3 Star

Hotel Monte Campana Heredia
3.0Very GoodLive availability

Hotel Monte Campana Heredia

- 5 km norte de la Iglesia de Barva 404004 San Jose Costa Rica,

Free WiFiACBreakfast
Room availability is checked live
$64per night+ taxes if applicable

1 Night • 3 Star

Alaska Airlines
Alaska Airlines
AS-607
06:00
2026-06-06
Ontario (ONT)United StatesOntario International
11H :06 M
1 Stop
SEA · 6h 02mSeattle (SEA), United States
17:06
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$792
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-607
06:00
2026-06-06
Ontario (ONT)United StatesOntario International
14H :00 M
1 Stop
SEA · 8h 53mSeattle (SEA), United States
20:00
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$792
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-607
06:00
2026-06-06
Ontario (ONT)United StatesOntario International
17H :31 M
1 Stop
SEA · 12h 28mSeattle (SEA), United States
23:31
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$792
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
Alaska Airlines
Alaska Airlines
AS-654
12:04
2026-06-06
Ontario (ONT)United StatesOntario International
11H :27 M
1 Stop
SEA · 6h 27mSeattle (SEA), United States
23:31
2026-06-06
San Jose (SJC)United StatesMineta San Jose International Airport
$792
total fare
Non Refundable 7 Seat Left Economy
Cabin: Included
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Fare highlights

Selected flight highlights for 06 Jun 2026.

Open full search
Lowest fare $395 American Airlines 06:10
Earliest departure $405 United Airlines 05:00
Shortest duration $395 American Airlines 06:10
Night 00:00-05:59 $405 United Airlines at 05:00
Morning 06:00-11:59 $395 American Airlines at 06:10
Afternoon 12:00-17:59 $534 United Airlines at 13:18
Evening 18:00-23:59 $606 American Airlines at 23:59

Ontario to San Jose route details

Ontario (ONT)

Ontario International

United States

GMT -8

Latitude: 34.055999755859375

Longitude: -117.60099792480469

San Jose (SJC)

Mineta San Jose International Airport

United States

GMT -8

Latitude: 37.362598

Longitude: -121.929001

Distance: Ontario (ONT), United States to San Jose (SJC), United States - 536.43 km
Flights shown for 06 Jun 2026. View all flights opens the complete search result.

Ontario to San Jose - what to expect when booking

The ONT to SJC cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 536.43 km.

Before you book

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More flights from Ontario (ONT)14 routes
Ontario → Chicago
ONT → MDW
Ontario → Denver
ONT → DEN
Ontario → Dallas
ONT → DFW
Ontario → Guadalajara
ONT → GDL
Ontario → Houston
ONT → IAH
Ontario → Las Vegas
ONT → LAS
Ontario → Oakland
ONT → OAK
Ontario → Phoenix
ONT → PHX
Ontario → Portland
ONT → PDX
Ontario → Sacramento
ONT → SMF
Ontario → Salt Lake City
ONT → SLC
Ontario → San Francisco
ONT → SFO
Ontario → San Juan
ONT → SJU
Ontario → Seattle
ONT → SEA
More flights from San Jose (SJC)23 routes
San Jose → Atlanta
SJC → ATL
San Jose → Austin
SJC → AUS
San Jose → Boise
SJC → BOI
San Jose → Boston
SJC → BOS
San Jose → Burbank
SJC → BUR
San Jose → Chicago
SJC → MDW
San Jose → Denver
SJC → DEN
San Jose → Dallas
SJC → DFW
San Jose → Guadalajara
SJC → GDL
San Jose → Honolulu
SJC → HNL
San Jose → Houston
SJC → IAH
San Jose → Kahului
SJC → OGG
San Jose → Kona
SJC → KOA
San Jose → Las Vegas
SJC → LAS
San Jose → Kauai Island
SJC → LIH
San Jose → Los Angeles
SJC → LAX
San Jose → Minneapolis
SJC → MSP
San Jose → New York
SJC → JFK
San Jose → Ontario
SJC → ONT
San Jose → Phoenix
SJC → PHX
San Jose → Portland
SJC → PDX
San Jose → Reno Nevada
SJC → RNO
San Jose → Salt Lake City
SJC → SLC
Frequently asked questions - Ontario to San Jose flights
Generally yes. When your travel date is fixed, comparing live fares early gives you better visibility of timings, baggage and fare rules before prices change.
The approximate route distance between Ontario (ONT) and San Jose (SJC) is 536.43 km. Actual flying distance can vary by airline routing.
Availability changes by airline schedule and date. Use the Stops filter to quickly check non-stop, one-stop and connecting options on this landing page.
Airline inventory can change within minutes. Book Now sends the selected result to the review flow where the fare is checked again before final booking.
Yes. The date strip and search box open the full search for the selected date, while this page keeps the route details easy to compare.