Cheap Flights from Ontario, CA to San Jose from $142

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On Cheapflightsplus.com you will find 83 connecting flights from Ontario to San Jose. You can compare airfare deals from 6 airlines and multiple travel sites from $142, book and save on cheap plane tickets and last minute offers. Also check out ONT-SJO flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Ontario to San Jose Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $142 (one-way), $244 (round-trip).

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Best Flights from Ontario to San Jose Today

Take a look at the list of non stop flights and flights with layovers from Ontario to San Jose with the lowest price of $142. Take a look at the list of flights with layovers from Ontario to San Jose from $142. There’re no direct flights. The fastest connecting flight – 9h 47m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $225 Find flight	22:30 Ontario Ontario Int.	11:25+1 день San Jose Juan Santamaria Intl	10h 55m layover 5h 10m - San Salvador	Avianca	AV531 AV611
from $268 Find flight	06:00 Ontario Ontario Int.	13:17+1 день San Jose Juan Santamaria Intl	29h 17m layover 22h 32m - Houston	United Airlines	UA2360 UA1096
from $321 Find flight	05:05 Ontario Ontario Int.	22:00 San Jose Juan Santamaria Intl	14h 55m layover 7h 24m - Denver	United Airlines	UA1575 UA536
from $142 Find flight	16:48 Ontario Ontario Int.	12:33+1 день San Jose Juan Santamaria Intl	17h 45m layover 7h 38m - Houston 1h 34m - Miami	Frontier Airlines	F93132 NK221 NK335
from $226 Find flight	12:34 Ontario Ontario Int.	23:20+1 день San Jose Juan Santamaria Intl	32h 46m layover 24h 29m - Las Vegas 1h 0m - San Salvador	Frontier Airlines	F92232 AV527 AV651
from $242 Find flight	20:59 Ontario Ontario Int.	00:59+2 дня San Jose Juan Santamaria Intl	26h 0m layover 14h 17m - Las Vegas 3h 6m - Miami	Frontier Airlines	F94206 NK231 NK1755
from $242 Find flight	08:01 Ontario Ontario Int.	12:26+1 день San Jose Juan Santamaria Intl	26h 25m layover 12h 32m - Las Vegas 5h 19m - Miami	Frontier Airlines	F91358 NK202 NK335
from $244 Find flight	08:04 Ontario Ontario Int.	00:59+1 день San Jose Juan Santamaria Intl	14h 55m layover 3h 9m - Las Vegas 3h 6m - Miami	Frontier Airlines	F91358 NK231 NK1755
from $245 Find flight	06:45 Ontario Ontario Int.	08:40+1 день San Jose Juan Santamaria Intl	23h 55m layover 14h 55m - San Francisco 1h 0m - San Salvador	Frontier Airlines	F92677 AV561 AV639
from $246 Find flight	07:45 Ontario Ontario Int.	11:18+1 день San Jose Juan Santamaria Intl	25h 33m layover 6h 25m - Denver 9h 41m - Orlando	Frontier Airlines	F91262 F94584 NK1309
from $255 Find flight	20:11 Ontario Ontario Int.	03:45+2 дня San Jose Juan Santamaria Intl	29h 34m layover 7h 10m - Denver 11h 49m - Washington D.C.	Frontier Airlines	F91500 F9686 AV663
from $262 Find flight	20:11 Ontario Ontario Int.	11:18+1 день San Jose Juan Santamaria Intl	13h 7m layover 1h 17m - Denver 2h 27m - Orlando	Frontier Airlines	F91500 F91734 NK1309
from $262 Find flight	13:45 Ontario Ontario Int.	13:17+1 день San Jose Juan Santamaria Intl	21h 32m layover 3h 29m - Denver 9h 36m - Houston	United Airlines	UA2278 UA2179 UA1096
from $262 Find flight	13:45 Ontario Ontario Int.	13:17+1 день San Jose Juan Santamaria Intl	21h 32m layover 2h 12m - Denver 10h 53m - Houston	United Airlines	UA2278 UA475 UA1096
from $263 Find flight	07:36 Ontario Ontario Int.	23:20 San Jose Juan Santamaria Intl	13h 44m layover 4h 18m - San Francisco 1h 20m - San Salvador	Frontier Airlines	F92677 AV563 AV627
from $268 Find flight	10:39 Ontario Ontario Int.	13:17+1 день San Jose Juan Santamaria Intl	24h 38m layover 11h 39m - San Francisco 3h 47m - Houston	United Airlines	UA4639 UA505 UA1096

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on December 22, 2024

Flight Schedule Ontario (California) to San Jose

Full flight schedule will help you in detecting at what time planes fly from Ontario to San Jose. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
05:05 — 22:00	05:05 — 08:24 UA1575 United Airlines Ontario — Denver 7h 24m stop 15:48 — 22:00 UA536 United Airlines Denver — San Jose	14h 55m including layover	Find flight from$321
05:10 — 22:00	05:10 — 08:29 UA2317 United Airlines Ontario — Denver 7h 19m stop 15:48 — 22:00 UA536 United Airlines Denver — San Jose	14h 50m including layover	Find flight from$379
06:00 — 13:17 +1 day	06:00 — 11:03 UA2360 United Airlines Ontario — Houston 22h 32m stop 09:35 — 13:17 UA1096 United Airlines Houston — San Jose	29h 17m including layover	Find flight from$268
22:30 — 11:25 +1 day	22:30 — 05:05 AV531 Avianca Ontario — San Salvador 5h 10m stop 10:15 — 11:25 AV611 Avianca San Salvador — San Jose	10h 55m including layover	Find flight from$225
22:30 — 13:35 +1 day	22:30 — 05:05 AV531 Avianca Ontario — San Salvador 7h 15m stop 12:20 — 13:35 AV319 Avianca San Salvador — San Jose	13h 5m including layover	Find flight from$225
00:58 — 15:50	00:58 — 05:57 Y41861 Volaris Ontario — Guadalajara 2h 13m stop 08:10 — 09:35 VB1393 VivaAerobus Guadalajara — Mexico City 3h 20m stop 12:55 — 15:50 AV633 Avianca Mexico City — San Jose	12h 52m including layover	Find flight from$383
00:58 — 23:38	00:58 — 05:57 Y41861 Volaris Ontario — Guadalajara 2h 6m stop 08:08 — 09:45 AM209 Aeromexico Guadalajara — Mexico City 10h 50m stop 20:30 — 23:38 AM656 Aeromexico Mexico City — San Jose	20h 40m including layover	Find flight from$401
06:45 — 08:40 +1 day	06:45 — 08:20 F92677 Frontier Airlines Ontario — San Francisco 14h 55m stop 23:15 — 06:30 AV561 Avianca San Francisco — San Salvador 1h stop 07:30 — 08:40 AV639 Avianca San Salvador — San Jose	23h 55m including layover	Find flight from$245
07:36 — 23:20	05:45 — 07:15 F92677 Frontier Airlines Ontario — San Francisco 4h 18m stop 13:20 — 20:45 AV563 Avianca San Francisco — San Salvador 1h 20m stop 22:05 — 23:20 AV627 Avianca San Salvador — San Jose	13h 44m including layover	Find flight from$263
07:45 — 11:18 +1 day	07:45 — 11:10 F91262 Frontier Airlines Ontario — Denver 6h 25m stop 17:35 — 23:22 F94584 Frontier Airlines Denver — Orlando 9h 41m stop 09:03 — 11:18 NK1309 Spirit Airlines Orlando — San Jose	25h 33m including layover	Find flight from$246
08:01 — 12:26 +1 day	08:01 — 09:13 F91358 Frontier Airlines Ontario — Las Vegas 12h 32m stop 21:45 — 05:16 NK202 Spirit Airlines Las Vegas — Miami 5h 19m stop 10:35 — 12:26 NK335 Spirit Airlines Miami — San Jose	26h 25m including layover	Find flight from$242
08:04 — 00:59 +1 day	08:01 — 09:13 F91358 Frontier Airlines Ontario — Las Vegas 3h 9m stop 12:25 — 19:59 NK231 Spirit Airlines Las Vegas — Miami 3h 6m stop 23:05 — 00:59 NK1755 Spirit Airlines Miami — San Jose	14h 55m including layover	Find flight from$244
09:02 — 12:26 +1 day	09:02 — 14:01 F91406 Frontier Airlines Ontario — Dallas 15h 19m stop 05:20 — 09:04 NK345 Spirit Airlines Dallas — Miami 1h 31m stop 10:35 — 12:26 NK335 Spirit Airlines Miami — San Jose	25h 24m including layover	Find flight from$316
09:02 — 00:59 +1 day	09:02 — 14:01 F91406 Frontier Airlines Ontario — Dallas 4h 45m stop 18:46 — 22:34 NK162 Spirit Airlines Dallas — Miami 31m stop 23:05 — 00:59 NK1755 Spirit Airlines Miami — San Jose	13h 57m including layover	Find flight from$362
10:39 — 13:17 +1 day	10:35 — 12:08 UA4639 United Airlines Ontario — San Francisco 11h 39m stop 23:45 — 05:30 UA505 United Airlines San Francisco — Houston 3h 47m stop 09:35 — 13:17 UA1096 United Airlines Houston — San Jose	24h 38m including layover	Find flight from$268
10:39 — 13:17 +1 day	10:39 — 12:20 UA4639 United Airlines Ontario — San Francisco 2h 39m stop 14:59 — 20:50 UA242 United Airlines San Francisco — Houston 12h 45m stop 09:35 — 13:17 UA1096 United Airlines Houston — San Jose	24h 38m including layover	Find flight from$268
11:46 — 12:26 +1 day	11:46 — 12:56 F92232 Frontier Airlines Ontario — Las Vegas 8h 49m stop 21:45 — 05:16 NK202 Spirit Airlines Las Vegas — Miami 5h 19m stop 10:35 — 12:26 NK335 Spirit Airlines Miami — San Jose	22h 40m including layover	Find flight from$242
12:34 — 23:20 +1 day	12:34 — 13:46 F92232 Frontier Airlines Ontario — Las Vegas 24h 29m stop 14:15 — 21:05 AV527 Avianca Las Vegas — San Salvador 1h stop 22:05 — 23:20 AV651 Avianca San Salvador — San Jose	32h 46m including layover	Find flight from$226
13:45 — 13:17 +1 day	13:45 — 17:04 UA2278 United Airlines Ontario — Denver 3h 29m stop 20:33 — 23:59 UA2179 United Airlines Denver — Houston 9h 36m stop 09:35 — 13:17 UA1096 United Airlines Houston — San Jose	21h 32m including layover	Find flight from$262
13:45 — 13:17 +1 day	13:45 — 17:04 UA2278 United Airlines Ontario — Denver 2h 12m stop 19:16 — 22:42 UA475 United Airlines Denver — Houston 10h 53m stop 09:35 — 13:17 UA1096 United Airlines Houston — San Jose	21h 32m including layover	Find flight from$262
15:52 — 00:59 +2 days	12:34 — 13:46 F92232 Frontier Airlines Ontario — Las Vegas 19h 20m stop 12:25 — 19:59 NK231 Spirit Airlines Las Vegas — Miami 3h 6m stop 23:05 — 00:59 NK1755 Spirit Airlines Miami — San Jose	31h 7m including layover	Find flight from$242
15:52 — 11:18 +1 day	11:46 — 12:56 F92232 Frontier Airlines Ontario — Las Vegas 4h 54m stop 21:59 — 05:26 NK903 Spirit Airlines Las Vegas — Orlando 3h 37m stop 09:03 — 11:18 NK1309 Spirit Airlines Orlando — San Jose	17h 26m including layover	Find flight from$310
16:48 — 12:33 +1 day	16:48 — 21:52 F93132 Frontier Airlines Ontario — Houston 7h 38m stop 05:30 — 09:06 NK221 Spirit Airlines Houston — Miami 1h 34m stop 10:40 — 12:33 NK335 Spirit Airlines Miami — San Jose	17h 45m including layover	Find flight from$142
16:48 — 18:55 +1 day	16:48 — 21:52 F93132 Frontier Airlines Ontario — Houston 15h 8m stop 13:00 — 16:00 AV367 Avianca Houston — San Salvador 1h 40m stop 17:40 — 18:55 AV617 Avianca San Salvador — San Jose	24h 7m including layover	Find flight from$258
17:30 — 12:33 +1 day	17:30 — 18:43 F92232 Frontier Airlines Ontario — Las Vegas 3h 28m stop 22:11 — 05:56 NK954 Spirit Airlines Las Vegas — Miami 4h 44m stop 10:40 — 12:33 NK335 Spirit Airlines Miami — San Jose	17h 3m including layover	Find flight from$273
17:44 — 11:18 +2 days	17:44 — 20:10 AS3498 Alaska Airlines Ontario — Portland 11h 5m stop 07:15 — 15:40 AS300 Alaska Airlines Portland — Orlando 17h 23m stop 09:03 — 11:18 NK1309 Spirit Airlines Orlando — San Jose	39h 34m including layover	Find flight from$396
19:14 — 12:33 +1 day	19:14 — 22:00 AS1399 Alaska Airlines Ontario — Seattle 1h 35m stop 23:35 — 08:20 AS520 Alaska Airlines Seattle — Miami 2h 20m stop 10:40 — 12:33 NK335 Spirit Airlines Miami — San Jose	15h 19m including layover	Find flight from$433
19:15 — 18:16 +1 day	19:15 — 20:44 UA1757 United Airlines Ontario — San Francisco 3h 15m stop 23:59 — 05:47 UA505 United Airlines San Francisco — Houston 8h 46m stop 14:33 — 18:16 UA1055 United Airlines Houston — San Jose	21h 1m including layover	Find flight from$437
20:11 — 03:45 +2 days	20:11 — 23:33 F91500 Frontier Airlines Ontario — Denver 7h 10m stop 06:43 — 12:06 F9686 Frontier Airlines Denver — Washington D.C. 11h 49m stop 23:55 — 03:45 AV663 Avianca Washington D.C. — San Jose	29h 34m including layover	Find flight from$255
20:59 — 00:59 +2 days	20:59 — 22:08 F94206 Frontier Airlines Ontario — Las Vegas 14h 17m stop 12:25 — 19:59 NK231 Spirit Airlines Las Vegas — Miami 3h 6m stop 23:05 — 00:59 NK1755 Spirit Airlines Miami — San Jose	26h including layover	Find flight from$242

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on December 22, 2024

Flight Information

Below we will explain in detail what the flights cost on the destination from Ontario to San Jose depends on and how to choose the most interesting flight option for you.

Distance between Ontario and San Jose is 4324 miles. Time difference between the cities is 2h. Airplanes depart 00:58 to 22:30 from 2 Ontario airports and arrive 00:58 to 22:30 to 2 San Jose airports. Average flight time is 19h 47m.

The fastest flight 9h 47m
Average flight time 19h 47m
The earliest flight 00:58
The latest flight 22:30
Distance 2687 ml

The cheapest months to travel to San Jose are february (from 142 $), november (from 222 $), january (from 226 $).

The most expensive months are december (from 491 $), january (from 226 $), november (from 222 $).

What is the lowest airfare Ontario to San Jose?

The cheapest plane ticket found by our users is $142. This airfare is for economy class on one-way F93132 flight by Frontier Airlines for February 21, 2025 which leaves Ontario Int. in Ontario at 16:48 am and arrives at San Jose Juan Santamaria Intl at 12:33.

Economy class

$142

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Business class

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First class

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Popular Airlines on the Route

The flight Ontario — San Jose is served by 6 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 5 departures per week at the price of from $ 346 . And the most expensive tickets are offered by Avianca airline - from $ 1093.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 83 flights with layovers on the route. The fastest connecting flight is AV531 by Avianca takes 9h 47m and the cheapest is F93132 by Frontier Airlines for $142.

AS - Alaska Airlines

from $346

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AC - Air Canada

from $795

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F9 - Frontier Airlines

from $142

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AV - Avianca

from $225

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Y4 - Volaris

from $337

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UA - United Airlines

from $262

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See more connecting flights

Airports

You can fly from Ontario to San Jose from 2 airports (Ontario Int., International Heliport).

Ontario airports

Ontario Int.-ONT

from $142
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International Heliport-JIO

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San Jose airports

Juan Santamaria Intl-SJO

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Tobias Bolanos Intl-SYQ

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Airplanes

There are flights to San Jose from Ontario by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Ontario

You may also consider searching for discounted plane tickets to some other popular places from Ontario within United States.

Ontario — Tampa

from $54

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Ontario — Pittsburgh

from $70

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Ontario — Indianapolis

from $62

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Ontario — Cleveland

from $63

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Ontario — Norfolk

from $79

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Ontario — Tucson

from $80

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Ontario — New Orleans

from $63

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Ontario — San Jose

from $61

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Ontario — Honolulu

from $63

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Ontario — Austin

from $67

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Top International Destinations from Ontario

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Ontario — San Jose

from $61

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Ontario — Guadalajara

from $70

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Ontario — Mexico City

from $58

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Ontario — Cancun

from $74

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Ontario — Toronto

from $70

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Ontario — London

from $62

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Ontario — Vancouver

from $61

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How to book a plane ticket yourself?

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