$169+ Cheap flights from San Jose, CA (SJC) to Ontario
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — YYZ
Jul 7 — Jul 141
Round-trip
1 adult, Economy
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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 June 7, 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 June 7, 2026.
This Expedia deal was found by Cheapflights users on 6/3. 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.
Tue 7/710:00 pm
SJC
- YYZ
1 stop11h 23m
Delta
Thu 7/91:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/3![Delta logo]()
$381
This Delta deal was found by Cheapflights users on 6/5. 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 6/2610:00 pm
SJC
- YYZ
1 stop11h 25m
Delta
Mon 7/61:40 pm
YYZ
- SJC
1 stop12h 17m
Delta
Deal found 6/5![Delta logo]()
$395
This Delta deal was found by Cheapflights users on 6/2. 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 6/2910:00 pm
SJC
- YYZ
1 stop11h 25m
Delta
Fri 7/171:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/2![Delta logo]()
$400
This Delta deal was found by Cheapflights users on 6/6. 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 7/134:30 pm
SJC
- YYZ
2 stops13h 25m
Delta
Thu 7/231:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/6![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 6/2. 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 6/2810:00 pm
SJC
- YYZ
1 stop11h 25m
Delta
Fri 7/1012:09 pm
YYZ
- SJC
2 stops10h 23m
Delta
Deal found 6/2![Delta logo]()
$410
This American Airlines deal was found by Cheapflights users on 6/7. 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 8/186:00 am
SJC
- YYZ
1 stop13h 54m
American Airlines
Tue 10/62:45 pm
YYZ
- SJC
1 stop10h 11m
American Airlines
Deal found 6/7![American Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 6/4. 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 7/1310:00 pm
SJC
- YYZ
1 stop9h 25m
Delta
Tue 7/211:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/4![Delta logo]()
$421
This Delta deal was found by Cheapflights users on 6/4. 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 7/1310:00 pm
SJC
- YYZ
2 stops12h 34m
Delta
Thu 7/161:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/4![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 6/2. 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 6/226:35 am
SJC
- YYZ
1 stop12h 24m
Delta
Tue 7/712:25 pm
YYZ
- SJC
1 stop11h 10m
Delta
Deal found 6/2![Delta logo]()
$436
This American Airlines deal was found by Cheapflights users on 6/6. 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 8/252:30 pm
SJC
- YUL
2 stops18h 57m
American Airlines
Wed 8/263:45 pm
YUL
- SJC
1 stop22h 03m
American Airlines
Deal found 6/6![American Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Tue 8/256:20 am
SJC
- YUL
1 stop8h 10m
United Airlines
Wed 8/266:10 am
YUL
- SJC
1 stop8h 36m
United Airlines
Deal found 6/6![United Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 7/1410:00 pm
SJC
- YUL
1 stop10h 39m
Delta
Wed 7/2212:44 pm
YUL
- SJC
1 stop13h 05m
Delta
Deal found 6/2![Delta logo]()
$519
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 June 7, 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 June 7, 2026.
This Delta deal was found by Cheapflights users on 6/5. 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 7/912:40 pm
SJC
- YYZ
1 stop8h 18m
Delta
Tue 7/146:30 am
YYZ
- SJC
1 stop8h 31m
Delta
Deal found 6/5![Delta logo]()
$400
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 9/192:10 pm
SJC
- YUL
1 stop17h 30m
United Airlines
Wed 9/239:45 am
YUL
- SJC
2 stops14h 12m
United Airlines
Deal found 6/3![United Airlines logo]()
$571
This Air Canada deal was found by Cheapflights users on 6/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 pm
SJC
- YQG
2 stops21h 44m
Air Canada
Thu 11/129:45 am
YQG
- SJC
2 stops14h 26m
Air Canada
Deal found 6/3![Air Canada logo]()
$686
This Delta deal was found by Cheapflights users on 6/2. 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 6/2510:00 pm
SJC
- YYZ
1 stop11h 25m
Delta
Wed 7/11:40 pm
YYZ
- SJC
1 stop12h 17m
Delta
Deal found 6/2![Delta logo]()
$400
This Mytrip deal was found by Cheapflights users on 6/4. 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.
Thu 6/252:51 pm
SJC
- YHM
2 stops29h 22m
Multiple Airlines
Sun 6/288:50 am
YHM
- SJC
3 stops32h 21m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$874
This Delta deal was found by Cheapflights users on 6/5. 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 7/1910:00 pm
SJC
- YYZ
1 stop11h 23m
Delta
Thu 7/231:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/5![Delta logo]()
$400
This Delta deal was found by Cheapflights users on 6/3. 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.
Wed 7/16:20 am
SJC
- YYZ
2 stops14h 23m
Delta
Fri 7/106:30 am
YYZ
- SJC
2 stops14h 56m
Delta
Deal found 6/3![Delta logo]()
$415
This Delta deal was found by Cheapflights users on 6/5. 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 7/244:30 pm
SJC
- YYZ
2 stops15h 49m
Delta
Tue 8/116:00 am
YYZ
- SJC
2 stops17h 24m
Delta
Deal found 6/5![Delta logo]()
$415
This oojo deal was found by Cheapflights users on 6/6. 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 8/211:33 am
SJC
- YXU
2 stops14h 47m
WestJet
Sat 8/86:10 am
YXU
- SJC
2 stops19h 03m
WestJet
Deal found 6/6![WestJet logo]()
$1,129
This Delta deal was found by Cheapflights users on 6/2. 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 7/1010:00 pm
SJC
- YYZ
1 stop9h 25m
Delta
Mon 7/201:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/2![Delta logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Sat 9/198:45 am
SJC
- YOW
2 stops12h 09m
United Airlines
Wed 9/236:05 am
YOW
- SJC
2 stops17h 52m
United Airlines
Deal found 6/2![United Airlines logo]()
$619
This Delta deal was found by Cheapflights users on 6/4. 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 9/2510:10 pm
SJC
- YYZ
1 stop11h 09m
Delta
Sun 9/271:34 pm
YYZ
- SJC
1 stop11h 23m
Delta
Deal found 6/4![Delta logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/5. 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 9/216:37 pm
SJC
- YTZ
2 stops19h 04m
United Airlines
Thu 9/2412:15 pm
YTZ
- SJC
1 stop13h 27m
United Airlines
Deal found 6/5![United Airlines logo]()
$652
This Delta deal was found by Cheapflights users on 6/3. 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 10/226:30 am
SJC
- YYZ
1 stop8h 58m
Delta
Mon 10/261:30 pm
YYZ
- SJC
1 stop12h 28m
Delta
Deal found 6/3![Delta logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Tue 10/276:30 pm
SJC
- YTZ
2 stops19h 11m
United Airlines
Thu 10/2912:15 pm
YTZ
- SJC
1 stop13h 21m
United Airlines
Deal found 6/2![United Airlines logo]()
$652
This Delta deal was found by Cheapflights users on 6/3. 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 7/310:00 pm
SJC
- YYZ
1 stop11h 25m
Delta
Tue 7/146:10 am
YYZ
- SJC
2 stops14h 02m
Delta
Deal found 6/3![Delta logo]()
$431
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/38:45 am
SJC
- YOW
2 stops12h 09m
United Airlines
Fri 7/106:05 am
YOW
- SJC
2 stops18h 04m
United Airlines
Deal found 6/5![United Airlines logo]()
$700
This Mytrip deal was found by Cheapflights users on 6/5. 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.
Mon 7/207:20 am
SJC
- YHM
2 stops12h 53m
Multiple Airlines
Mon 7/276:10 am
YHM
- SJC
3 stops16h 22m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$944
This Delta deal was found by Cheapflights users on 6/7. 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 7/1710:00 pm
SJC
- YYZ
1 stop11h 23m
Delta
Fri 7/2412:25 pm
YYZ
- SJC
1 stop11h 10m
Delta
Deal found 6/7![Delta logo]()
$464
This Mytrip deal was found by Cheapflights users on 6/6. 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 8/57:21 am
SJC
- YHM
2 stops12h 52m
Multiple Airlines
Mon 8/176:55 pm
YHM
- SJC
2 stops22h 10m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$960
This United Airlines deal was found by Cheapflights users on 6/3. 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 6/246:37 pm
SJC
- YOW
2 stops16h 40m
United Airlines
Fri 6/265:20 pm
YOW
- SJC
2 stops23h 04m
United Airlines
Deal found 6/3![United Airlines logo]()
$726
This Air Canada deal was found by Cheapflights users on 6/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:45 am
SJC
- YAM
2 stops22h 20m
Air Canada
Thu 7/305:30 am
YAM
- SJC
2 stops15h 05m
Air Canada
Deal found 6/2![Air Canada logo]()
$1,094
This Delta deal was found by Cheapflights users on 6/7. 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 10/510:10 pm
SJC
- YYZ
1 stop11h 07m
Delta
Fri 10/912:30 pm
YYZ
- SJC
1 stop11h 28m
Delta
Deal found 6/7![Delta logo]()
$475
This United Airlines deal was found by Cheapflights users on 6/3. 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 6/296:37 pm
SJC
- YTZ
2 stops21h 05m
United Airlines
Fri 7/1012:15 pm
YTZ
- SJC
1 stop13h 28m
United Airlines
Deal found 6/3![United Airlines logo]()
$727
This Mytrip deal was found by Cheapflights users on 6/5. 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.
Sat 6/207:20 am
SJC
- YHM
2 stops12h 53m
Multiple Airlines
Tue 6/2310:25 am
YHM
- SJC
3 stops30h 54m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$980
This Mytrip deal was found by Cheapflights users on 6/4. 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.
Sat 7/47:20 am
SJC
- YXU
3 stops30h 25m
WestJet
Fri 7/105:55 pm
YXU
- SJC
3 stops31h 53m
WestJet
Deal found 6/4![WestJet logo]()
$1,239
This Delta deal was found by Cheapflights users on 6/6. 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.
Wed 8/512:40 pm
SJC
- YYZ
1 stop8h 17m
Delta
Mon 8/1712:25 pm
YYZ
- SJC
1 stop10h 59m
Delta
Deal found 6/6![Delta logo]()
$482
This United Airlines deal was found by Cheapflights users on 6/3. 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 6/296:37 pm
SJC
- YTZ
2 stops21h 05m
United Airlines
Thu 7/912:15 pm
YTZ
- SJC
1 stop13h 28m
United Airlines
Deal found 6/3![United Airlines logo]()
$727
This Mytrip deal was found by Cheapflights users on 6/2. 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.
Thu 6/252:59 pm
SJC
- YHM
2 stops29h 14m
Multiple Airlines
Wed 7/16:55 pm
YHM
- SJC
2 stops22h 16m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$1,048
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Thu 7/26:30 am
SJC
- YOW
1 stop7h 37m
United Airlines
Wed 7/85:20 pm
YOW
- SJC
2 stops27h 15m
United Airlines
Deal found 6/4![United Airlines logo]()
$732
Last-minute flights from San Jose to OntarioDiscover last-minute flight deals from San Jose to Ontario. Data last updated June 7, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to Ontario. Data last updated June 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/2. 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 6/226:35 am
SJC
- YYZ
1 stop12h 24m
Delta
Tue 7/712:25 pm
YYZ
- SJC
1 stop11h 10m
Delta
Deal found 6/2![Delta logo]()
$436
This Delta deal was found by Cheapflights users on 6/2. 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 6/226:00 am
SJC
- YYZ
2 stops14h 02m
Delta
Thu 7/912:25 pm
YYZ
- SJC
1 stop11h 10m
Delta
Deal found 6/2![Delta logo]()
$446
This Delta deal was found by Cheapflights users on 6/5. 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 6/2610:00 pm
SJC
- YYZ
1 stop11h 25m
Delta
Mon 7/61:40 pm
YYZ
- SJC
1 stop12h 17m
Delta
Deal found 6/5![Delta logo]()
$395
This Delta deal was found by Cheapflights users on 6/2. 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 6/286:20 am
SJC
- YYZ
2 stops13h 42m
Delta
Sat 7/1111:40 am
YYZ
- SJC
1 stop13h 01m
Delta
Deal found 6/2![Delta logo]()
$410
This Delta deal was found by Cheapflights users on 6/2. 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 6/2910:00 pm
SJC
- YYZ
1 stop11h 25m
Delta
Tue 7/146:30 am
YYZ
- SJC
1 stop8h 31m
Delta
Deal found 6/2![Delta logo]()
$400
This Delta deal was found by Cheapflights users on 6/2. 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 6/296:12 pm
SJC
- YYZ
2 stops15h 13m
Delta
Mon 7/202:24 pm
YYZ
- SJC
2 stops12h 15m
Delta
Deal found 6/2![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Mon 6/297:24 pm
SJC
- YUL
2 stops13h 18m
American Airlines
Wed 7/83:48 pm
YUL
- SJC
1 stop22h 01m
American Airlines
Deal found 6/5![American Airlines logo]()
$533
This Expedia deal was found by Cheapflights users on 6/3. 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.
Tue 7/710:00 pm
SJC
- YYZ
1 stop11h 23m
Delta
Thu 7/91:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/3![Delta logo]()
$381
This Delta deal was found by Cheapflights users on 6/7. 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 7/1310:00 pm
SJC
- YYZ
1 stop9h 25m
Delta
Wed 7/226:14 pm
YYZ
- SJC
2 stops8h 25m
Delta
Deal found 6/7![Delta logo]()
$409
This Delta deal was found by Cheapflights users on 6/4. 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 7/1310:00 pm
SJC
- YYZ
1 stop9h 25m
Delta
Thu 7/231:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/4![Delta logo]()
$421
This Delta deal was found by Cheapflights users on 6/4. 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 7/1310:00 pm
SJC
- YYZ
2 stops12h 34m
Delta
Thu 7/161:38 pm
YYZ
- SJC
1 stop12h 11m
Delta
Deal found 6/4![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 7/1410:00 pm
SJC
- YUL
1 stop10h 39m
Delta
Wed 7/2212:44 pm
YUL
- SJC
1 stop13h 05m
Delta
Deal found 6/2![Delta logo]()
$519
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 June 7, 2026.
Search for one-way flight options from San Jose to Ontario. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
This Expedia deal was found by Cheapflights users on 6/5. 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.
Wed 7/86:35 am
SJC
- YYZ
1 stop12h 26m
Delta
Deal found 6/5![Delta logo]()
$169
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Fri 7/177:23 pm
SJC
- YYZ
2 stops12h 36m
American Airlines
Deal found 6/6![American Airlines logo]()
$170
This Delta deal was found by Cheapflights users on 6/5. 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 7/310:00 pm
SJC
- YYZ
1 stop9h 23m
Delta
Deal found 6/5![Delta logo]()
$171
This Delta deal was found by Cheapflights users on 6/4. 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.
Tue 7/146:20 am
SJC
- YYZ
1 stop9h 13m
Delta
Deal found 6/4![Delta logo]()
$182
This Delta deal was found by Cheapflights users on 6/6. 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 6/2112:46 pm
SJC
- YYZ
1 stop8h 12m
Delta
Deal found 6/6![Delta logo]()
$207
This Delta deal was found by Cheapflights users on 6/6. 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.
Tue 6/237:00 am
SJC
- YYZ
2 stops13h 58m
Delta
Deal found 6/6![Delta logo]()
$213
This Delta deal was found by Cheapflights users on 6/4. 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 6/226:35 am
SJC
- YYZ
1 stop12h 24m
Delta
Deal found 6/4![Delta logo]()
$218
This United Airlines deal was found by Cheapflights users on 6/3. 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 7/86:37 pm
SJC
- YYZ
2 stops11h 42m
United Airlines
Deal found 6/3![United Airlines logo]()
$223
This American Airlines deal was found by Cheapflights users on 6/6. 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 7/22:23 pm
SJC
- YYZ
2 stops19h 14m
American Airlines
Deal found 6/6![American Airlines logo]()
$225
This Delta deal was found by Cheapflights users on 6/6. 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.
Tue 6/231:10 pm
SJC
- YUL
1 stop7h 32m
Delta
Deal found 6/6![Delta logo]()
$230
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 7/182:23 pm
SJC
- YUL
2 stops18h 20m
American Airlines
Deal found 6/7![American Airlines logo]()
$231
This Air Canada deal was found by Cheapflights users on 6/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:45 am
SJC
- YOW
2 stops13h 00m
Air Canada
Deal found 6/3![Air Canada logo]()
$245
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 June 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $381 (Expedia) |
One-way from | $169 (Expedia) |
Popular in | August |
Cheapest in | April |
Average price | $409 |
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 2,558,603 searches. Data last updated June 7, 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
Quickest round-trip
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Thu 7/9
12:40 pm-11:58 pm
1 stop8h 18m
Toronto Pearson Intl
Tue 7/14
6:30 am-12:01 pm
1 stop8h 31m
$400
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Thu 6/25
10:00 pm-12:25 pm
1 stop11h 25m
Toronto Pearson Intl
Wed 7/1
1:40 pm-10:57 pm
1 stop12h 17m
$400
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Sun 7/19
10:00 pm-12:23 pm
1 stop11h 23m
Toronto Pearson Intl
Thu 7/23
1:38 pm-10:49 pm
1 stop12h 11m
$400
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Wed 7/1
6:20 am-11:43 pm
2 stops14h 23m
Toronto Pearson Intl
Fri 7/10
6:30 am-6:26 pm
2 stops14h 56m
$415
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Fri 7/24
4:30 pm-11:19 am
2 stops15h 49m
Toronto Pearson Intl
Tue 8/11
6:00 am-8:24 pm
2 stops17h 24m
$415
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Fri 7/10
10:00 pm-10:25 am
1 stop9h 25m
Toronto Pearson Intl
Mon 7/20
1:38 pm-10:49 pm
1 stop12h 11m
$421
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Fri 9/25
10:10 pm-12:19 pm
1 stop11h 09m
Toronto Pearson Intl
Sun 9/27
1:34 pm-9:57 pm
1 stop11h 23m
$421
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Thu 10/22
6:30 am-6:28 pm
1 stop8h 58m
Toronto Pearson Intl
Mon 10/26
1:30 pm-10:58 pm
1 stop12h 28m
$421
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Fri 7/3
10:00 pm-12:25 pm
1 stop11h 25m
Toronto Pearson Intl
Tue 7/14
6:10 am-5:12 pm
2 stops14h 02m
$431
San JoseToronto
SJC - YYZ
SJCYYZ
San Jose
Fri 7/17
10:00 pm-12:23 pm
1 stop11h 23m
Toronto Pearson Intl
Fri 7/24
12:25 pm-8:35 pm
1 stop11h 10m
$464
Showing 1-10 of 60 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-YUL
SJC-YOW
SJC-YQG
SJC-YHM
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-YUL
SJC-YOW
SJC-YQG
What is the cheapest month to book a flight from San Jose, California to Region of Ontario?
Currently, July is the cheapest month in which you can book a flight from San Jose, California to Region of Ontario (average of $145). Flying from San Jose, California to Region of Ontario in January is currently the most expensive (average of $505). 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?
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 June 7, 2026.
Read through reviews of airlines operating flights from San Jose to Ontario, such as Delta,United Airlines, andAmerican Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
7.9
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Overall
7.9
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Overall
7.9
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Overall
7.9
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Boarding
8.1
Overall
7.9
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
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
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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 June 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Jose to Ontario flights
Consider these flights traveling from San Jose to Ontario.
Top 4 airlines flying from San Jose to Ontario
Discover the top 4 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 2,558,603 searches. Data last updated June 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$153 | Average$650 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$187 | Average$495 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$207 | Average$712 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$387 | Average$575 | FlexibilityNo cancel fee | On-time71% |