$189+ Cheap flights from San Jose, CA (SJC) to Ontario
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — YYZ
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from San Jose to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from San Jose to OntarioExplore the most affordable flight options available from San Jose to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from San Jose to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:41 pm -
1 stop13h 10m
Fri 11/208:30 pm -
2 stops20h 45m
Deal found 10/15![Multiple Airlines logo]()
$381
This Expedia deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:15 pm -
2 stops19h 50m
Tue 12/15:15 pm -
1 stop20h 43m
Deal found 10/18![Alaska Airlines logo]()
$403
This Expedia deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:15 pm -
2 stops19h 50m
Wed 12/25:15 pm -
2 stops20h 07m
Deal found 10/18![Alaska Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:41 pm -
1 stop13h 10m
Sun 11/229:55 am -
1 stop31h 20m
Deal found 10/15![Multiple Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:30 am -
1 stop9h 15m
Sun 11/86:45 am -
1 stop8h 17m
Deal found 10/14![United Airlines logo]()
$432
This Billigflug deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/21:05 pm -
1 stop7h 53m
Wed 12/92:25 pm -
2 stops9h 14m
Deal found 10/18![Air France logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:07 pm -
2 stops30h 44m
Fri 11/209:55 am -
1 stop31h 20m
Deal found 10/16![Multiple Airlines logo]()
$440
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:30 am -
1 stop12h 27m
Wed 12/212:20 pm -
1 stop12h 53m
Deal found 10/19![Delta logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2910:19 am -
1 stop10h 51m
Sun 12/65:40 pm -
2 stops24h 23m
Deal found 10/15![Multiple Airlines logo]()
$651
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:47 pm -
3 stops29h 53m
Sun 12/65:40 pm -
3 stops23h 05m
Deal found 10/18![Multiple Airlines logo]()
$671
This Priceline deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:20 am -
2 stops13h 20m
Tue 12/86:10 am -
2 stops14h 37m
Deal found 10/16![Multiple Airlines logo]()
$861
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:20 am -
2 stops13h 20m
Wed 12/97:00 am -
2 stops12h 13m
Deal found 10/18![Multiple Airlines logo]()
$876
Best flights from San Jose to OntarioDiscover carefully curated flight deals from San Jose to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from San Jose to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:00 pm -
1 stop7h 57m
Sat 11/2112:20 pm -
1 stop12h 52m
Deal found 10/17![Delta logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2910:19 am -
1 stop10h 51m
Sun 12/65:40 pm -
2 stops24h 23m
Deal found 10/15![Multiple Airlines logo]()
$651
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:30 am -
1 stop12h 27m
Sat 11/2112:20 pm -
1 stop12h 52m
Deal found 10/14![Delta logo]()
$442
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:30 am -
1 stop11h 46m
Wed 11/186:00 am -
2 stops18h 08m
Deal found 10/14![United Airlines logo]()
$911
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:30 am -
1 stop12h 27m
Fri 12/46:15 am -
1 stop8h 40m
Deal found 10/18![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:30 am -
1 stop12h 26m
Thu 12/1012:20 pm -
1 stop12h 53m
Deal found 10/18![Delta logo]()
$442
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2510:45 pm -
1 stop8h 38m
Sat 10/316:00 am -
2 stops11h 00m
Deal found 10/18![Delta logo]()
$452
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:00 am -
2 stops11h 59m
Sun 11/16:00 am -
2 stops13h 20m
Deal found 10/16![Delta logo]()
$457
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:47 pm -
3 stops29h 53m
Sun 12/65:40 pm -
3 stops23h 05m
Deal found 10/18![Multiple Airlines logo]()
$671
This United Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/221:04 pm -
2 stops22h 14m
Thu 2/256:15 am -
1 stop8h 32m
Deal found 10/18![United Airlines logo]()
$957
This Mytrip deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/19:38 am -
3 stops19h 33m
Tue 12/85:30 am -
2 stops13h 22m
Deal found 10/16![Multiple Airlines logo]()
$941
Last-minute flights from San Jose to OntarioDiscover last-minute flight deals from San Jose to Ontario. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Ontario. Data last updated October 19, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:11 pm -
2 stops11h 38m
Fri 10/3012:10 pm -
2 stops12h 15m
Deal found 10/16![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:30 am -
1 stop9h 15m
Sun 11/86:45 am -
1 stop8h 17m
Deal found 10/14![United Airlines logo]()
$432
This oojo deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:38 am -
2 stops11h 02m
Wed 11/186:10 am -
2 stops13h 59m
Deal found 10/14![WestJet logo]()
$1,002
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:07 pm -
2 stops30h 44m
Fri 11/209:55 am -
1 stop31h 20m
Deal found 10/16![Multiple Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:30 am -
1 stop11h 46m
Wed 11/186:00 am -
2 stops18h 08m
Deal found 10/14![United Airlines logo]()
$911
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:41 pm -
1 stop13h 10m
Fri 11/208:30 pm -
2 stops20h 45m
Deal found 10/15![Multiple Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/162:41 pm -
1 stop13h 10m
Sun 11/229:55 am -
1 stop31h 20m
Deal found 10/15![Multiple Airlines logo]()
$424
This Expedia deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:15 pm -
2 stops19h 50m
Wed 12/25:15 pm -
1 stop20h 43m
Deal found 10/18![Alaska Airlines logo]()
$403
This Expedia deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:15 pm -
2 stops19h 50m
Tue 12/15:15 pm -
2 stops23h 39m
Deal found 10/18![Alaska Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:30 am -
1 stop12h 27m
Tue 12/16:15 am -
1 stop8h 40m
Deal found 10/19![Delta logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2910:19 am -
1 stop10h 51m
Sun 12/65:40 pm -
2 stops24h 23m
Deal found 10/15![Multiple Airlines logo]()
$651
This oojo deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/299:38 am -
2 stops11h 02m
Sun 12/64:15 pm -
2 stops27h 54m
Deal found 10/15![WestJet logo]()
$1,140
One-way flights from San Jose to OntarioSearch for one-way flight options from San Jose to Ontario. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from San Jose to Ontario. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This American Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:26 pm -
2 stops12h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![American Airlines logo]()
$189
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:57 pm -
1 stop8h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Delta logo]()
$192
This American Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:02 pm -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![American Airlines logo]()
$194
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:14 pm -
1 stop16h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$204
This United Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:30 am -
1 stop7h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:10 pm -
3 stops34h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$232
This deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:30 am -
1 stop12h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Delta logo]()
$233
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/316:30 am -
2 stops13h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Delta logo]()
$238
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/46:30 am -
2 stops13h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Delta logo]()
$244
This deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:30 am -
1 stop7h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![United Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:59 pm -
2 stops17h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am -
1 stop11h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![United Airlines logo]()
$445
Find flight deals from San Jose to Ontario
Keep the following information in mind while searching for San Jose to Ontario flight deals. Data was last updated October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $381 (Kiwi.com) |
One-way from | $189 (American Airlines) |
Popular in | August |
Cheapest in | April |
Average price | $509 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 19, 2026.
Use the filters below to find and compare flights from San Jose to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Thu 11/19
1:00 pm-11:57 pm
1 stop7h 57m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$192
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Tue 12/1
6:30 am-9:56 pm
1 stop12h 26m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$192
Quickest round-trip
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Tue 11/24
6:20 am-3:59 pm
1 stop6h 39m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$192
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Thu 10/29
12:02 pm-10:47 pm
1 stop7h 45m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$194
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Mon 11/30
6:11 pm-8:55 am
2 stops11h 44m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$198
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Thu 10/29
8:32 pm-12:19 pm
2 stops12h 47m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$198
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Fri 10/30
2:14 pm-9:47 am
1 stop16h 33m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$204
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Wed 11/25
6:30 am-4:47 pm
1 stop7h 17m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$208
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Sun 11/29
10:40 pm-11:09 am
1 stop9h 29m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$233
San JoseToronto
SJC San Jose - YYZ Toronto Pearson Intl
SJCYYZ
San Jose
Sun 1/3
10:30 pm-4:06 pm
2 stops14h 36m
Toronto Pearson Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$244
Showing 1-10 of 32 resultsSorted by cheapest first
Best time to book a flight from San Jose to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from San Jose with our price prediction graph.
SJC-YYZ
SJC-YOW
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Jose to Ontario
SJC-CAON
SJC-YYZ
SJC-YOW
What is the cheapest month to book a flight from San Jose, California to Region of Ontario?
Currently, December is the cheapest month in which you can book a flight from San Jose, California to Region of Ontario (average of $338). Flying from San Jose, California to Region of Ontario in April is currently the most expensive (average of $802). 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.
How much does it cost to fly round-trip from San Jose, California to Region of Ontario?
Airfare is below average for this route at the moment.
San Jose, California to Region of Ontario flights typically cost between $430 and $578 in November.The cheapest round-trip price found within the last 5 days was $381 on Multiple Airlines (Nov 16-Nov 20).
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated October 19, 2026.
Read through reviews of airlines operating flights from San Jose to Ontario, such as Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Jose to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Jose to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from San Jose to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Jose and Ontario flights
Browse other San Jose and Ontario flight options. Last updated on October 19, 2026.
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San Jose to Ontario flights
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Top 2 airlines flying from San Jose to Ontario
Discover the top 2 airlines that operate flights from San Jose to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$185 | Average$518 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$244 | Average$852 | FlexibilityNo cancel fee | On-time69% |