$246+ Cheap flights from Ontario to Oakland, CA (OAK)
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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OAK
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Oakland
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Cheapest flights from Ontario to OaklandExplore the most affordable flight options available from Ontario to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
Explore the most affordable flight options available from Ontario to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 11/18:30 pm -
1 stop15h 53m
Wed 11/412:48 pm -
1 stop25h 32m
Deal found 8/24![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Sat 10/171:50 pm -
1 stop22h 32m
Fri 10/235:20 pm -
1 stop27h 39m
Deal found 8/24![Multiple Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 11/16:00 am -
2 stops31h 42m
Sat 11/1412:48 pm -
1 stop25h 32m
Deal found 8/20![Multiple Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Sat 10/31:50 pm -
2 stops12h 52m
Sat 10/1012:47 pm -
1 stop8h 12m
Deal found 8/21![Multiple Airlines logo]()
$500
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/73:50 pm -
2 stops20h 32m
Sat 10/1012:47 pm -
1 stop8h 12m
Deal found 8/21![Multiple Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 8/24. 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 9/252:24 pm -
2 stops12h 35m
Tue 9/296:00 am -
1 stop7h 44m
Deal found 8/24![Delta logo]()
$507
This Delta deal was found by Cheapflights users on 8/23. 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 10/66:10 pm -
2 stops8h 46m
Sat 10/106:00 am -
2 stops14h 59m
Deal found 8/23![Delta logo]()
$509
This Delta deal was found by Cheapflights users on 8/22. 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 9/227:45 am -
2 stops19h 14m
Tue 9/295:00 pm -
2 stops16h 19m
Deal found 8/22![Delta logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/188:35 pm -
1 stop18h 16m
Fri 9/2510:17 am -
2 stops11h 48m
Deal found 8/21![Multiple Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/28:35 pm -
1 stop18h 16m
Mon 10/56:51 pm -
1 stop8h 48m
Deal found 8/24![Multiple Airlines logo]()
$517
This Delta deal was found by Cheapflights users on 8/22. 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 12/57:00 am -
2 stops18h 09m
Wed 12/95:55 am -
2 stops15h 03m
Deal found 8/22![Delta logo]()
$565
This Delta deal was found by Cheapflights users on 8/23. 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 10/137:00 am -
2 stops19h 56m
Fri 10/305:02 pm -
2 stops27h 23m
Deal found 8/23![Delta logo]()
$572
Best flights from Ontario to OaklandDiscover carefully curated flight deals from Ontario to Oakland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Ontario to Oakland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This Delta deal was found by Cheapflights users on 8/24. 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 9/252:24 pm -
2 stops12h 35m
Tue 9/296:00 am -
1 stop7h 44m
Deal found 8/24![Delta logo]()
$507
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:55 pm -
2 stops19h 24m
Fri 10/237:10 pm -
2 stops17h 35m
Deal found 8/24![Alaska Airlines logo]()
$587
This Justfly.com deal was found by Cheapflights users on 8/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:25 pm -
2 stops34h 54m
Wed 11/47:02 am -
2 stops28h 23m
Deal found 8/24![Multiple Airlines logo]()
$619
This Delta deal was found by Cheapflights users on 8/20. 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 10/611:38 am -
2 stops15h 18m
Sat 10/105:02 pm -
2 stops16h 17m
Deal found 8/20![Delta logo]()
$540
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:55 pm -
1 stop9h 00m
Tue 10/137:53 pm -
1 stop16h 52m
Deal found 8/22![Alaska Airlines logo]()
$587
This FlightHub deal was found by Cheapflights users on 8/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:20 pm -
2 stops12h 35m
Tue 10/207:02 am -
2 stops19h 33m
Deal found 8/24![Multiple Airlines logo]()
$627
This Delta deal was found by Cheapflights users on 8/22. 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 12/44:49 pm -
2 stops32h 20m
Mon 12/75:55 am -
2 stops32h 39m
Deal found 8/22![Delta logo]()
$599
This Alaska Airlines deal was found by Cheapflights users on 8/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:55 pm -
1 stop9h 00m
Wed 10/147:10 pm -
2 stops17h 35m
Deal found 8/23![Alaska Airlines logo]()
$603
This FlightHub deal was found by Cheapflights users on 8/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:10 pm -
2 stops27h 02m
Wed 9/162:15 pm -
2 stops24h 00m
Deal found 8/20![Multiple Airlines logo]()
$630
This Delta deal was found by Cheapflights users on 8/22. 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 10/286:00 am -
2 stops20h 56m
Sun 11/16:00 am -
2 stops14h 22m
Deal found 8/22![Delta logo]()
$605
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:55 pm -
1 stop29h 00m
Tue 9/297:51 pm -
1 stop16h 54m
Deal found 8/24![Alaska Airlines logo]()
$659
This FlightHub deal was found by Cheapflights users on 8/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/163:25 pm -
2 stops51h 19m
Wed 2/247:00 am -
2 stops28h 25m
Deal found 8/24![Multiple Airlines logo]()
$690
This Delta deal was found by Cheapflights users on 8/20. 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 12/37:00 am -
2 stops36h 17m
Mon 12/76:00 am -
2 stops32h 29m
Deal found 8/20![Delta logo]()
$636
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:55 pm -
1 stop9h 00m
Wed 10/148:10 am -
2 stops28h 35m
Deal found 8/22![Alaska Airlines logo]()
$667
This Delta deal was found by Cheapflights users on 8/22. 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 12/36:00 am -
2 stops21h 03m
Tue 12/85:07 pm -
2 stops27h 51m
Deal found 8/22![Delta logo]()
$637
This FlightHub deal was found by Cheapflights users on 8/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/163:25 pm -
2 stops51h 19m
Tue 2/235:00 pm -
2 stops42h 25m
Deal found 8/24![Multiple Airlines logo]()
$752
This Alaska Airlines deal was found by Cheapflights users on 8/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:55 pm -
1 stop9h 00m
Mon 10/127:53 pm -
1 stop16h 52m
Deal found 8/24![Alaska Airlines logo]()
$689
This Delta deal was found by Cheapflights users on 8/22. 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 12/67:00 am -
2 stops20h 03m
Wed 12/95:55 am -
2 stops15h 03m
Deal found 8/22![Delta logo]()
$637
This Delta deal was found by Cheapflights users on 8/22. 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 11/247:10 am -
2 stops19h 45m
Thu 12/35:55 am -
2 stops32h 39m
Deal found 8/22![Delta logo]()
$637
This Justfly.com deal was found by Cheapflights users on 8/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/263:25 pm -
2 stops34h 16m
Tue 12/11:11 pm -
2 stops46h 14m
Deal found 8/22![Multiple Airlines logo]()
$820
This Delta deal was found by Cheapflights users on 8/23. 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 10/87:00 am -
2 stops19h 56m
Fri 10/305:02 pm -
2 stops27h 23m
Deal found 8/23![Delta logo]()
$671
This Delta deal was found by Cheapflights users on 8/23. 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 10/511:38 am -
2 stops15h 21m
Tue 10/135:02 pm -
2 stops27h 27m
Deal found 8/23![Delta logo]()
$693
This Delta deal was found by Cheapflights users on 8/23. 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 10/87:00 am -
2 stops19h 56m
Sun 11/16:00 am -
2 stops14h 22m
Deal found 8/23![Delta logo]()
$705
This FlightHub deal was found by Cheapflights users on 8/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/157:05 am -
2 stops18h 05m
Mon 2/227:00 am -
2 stops13h 52m
Deal found 8/24![Multiple Airlines logo]()
$1,041
This Delta deal was found by Cheapflights users on 8/23. 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 10/87:00 am -
2 stops19h 56m
Mon 10/265:02 pm -
2 stops27h 52m
Deal found 8/23![Delta logo]()
$763
This Mytrip deal was found by Cheapflights users on 8/24. 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 10/81:20 pm -
3 stops35h 05m
Thu 10/1511:30 pm -
2 stops22h 35m
Deal found 8/24![Multiple Airlines logo]()
$1,170
This Justfly.com deal was found by Cheapflights users on 8/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:25 am -
2 stops14h 30m
Mon 9/72:11 pm -
2 stops13h 59m
Deal found 8/21![Multiple Airlines logo]()
$1,399
Last-minute flights from Ontario to OaklandDiscover last-minute flight deals from Ontario to Oakland. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Oakland. Data last updated August 25, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/24. 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 9/27:25 am -
2 stops14h 30m
Mon 9/710:19 am -
2 stops17h 51m
Deal found 8/24![Multiple Airlines logo]()
$1,380
This FlightHub deal was found by Cheapflights users on 8/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:15 am -
2 stops34h 18m
Tue 9/810:11 am -
2 stops17h 54m
Deal found 8/23![Multiple Airlines logo]()
$750
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Tue 9/810:25 pm -
2 stops22h 47m
Sun 9/1310:17 am -
1 stop17h 22m
Deal found 8/21![Multiple Airlines logo]()
$560
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/147:00 am -
2 stops13h 56m
Wed 9/1612:47 pm -
1 stop25h 22m
Deal found 8/20![Multiple Airlines logo]()
$581
This FlightHub deal was found by Cheapflights users on 8/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:10 pm -
2 stops27h 02m
Wed 9/162:15 pm -
2 stops24h 00m
Deal found 8/20![Multiple Airlines logo]()
$630
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/188:35 pm -
1 stop18h 16m
Fri 9/2510:17 am -
2 stops11h 48m
Deal found 8/21![Multiple Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 8/22. 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 9/227:45 am -
2 stops19h 14m
Fri 9/256:00 am -
2 stops14h 59m
Deal found 8/22![Delta logo]()
$510
This Delta deal was found by Cheapflights users on 8/22. 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 9/227:45 am -
2 stops19h 14m
Thu 9/246:00 am -
2 stops13h 59m
Deal found 8/22![Delta logo]()
$558
This Delta deal was found by Cheapflights users on 8/22. 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 9/2311:38 am -
2 stops15h 21m
Sat 9/266:00 am -
2 stops13h 59m
Deal found 8/22![Delta logo]()
$536
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/234:55 pm -
1 stop8h 59m
Fri 9/256:51 pm -
2 stops23h 24m
Deal found 8/20![Multiple Airlines logo]()
$554
This Alaska Airlines deal was found by Cheapflights users on 8/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:55 pm -
1 stop8h 59m
Fri 9/256:01 am -
1 stop30h 44m
Deal found 8/22![Alaska Airlines logo]()
$601
This Delta deal was found by Cheapflights users on 8/24. 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 9/256:00 am -
2 stops13h 20m
Tue 9/295:00 pm -
2 stops14h 23m
Deal found 8/24![Delta logo]()
$507
One-way flights from Ontario to OaklandSearch for one-way flight options from Ontario to Oakland. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Ontario to Oakland. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 11/236:00 am -
2 stops20h 20m
Deal found 8/20![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/1111:10 pm -
2 stops39h 42m
Deal found 8/24![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/2011:10 pm -
2 stops39h 41m
Deal found 8/21![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 10/55:00 pm -
2 stops21h 51m
Deal found 8/22![Multiple Airlines logo]()
$273
This Delta deal was found by Cheapflights users on 8/24. 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 9/175:54 pm -
1 stop9h 05m
Deal found 8/24![Delta logo]()
$284
This Delta deal was found by Cheapflights users on 8/25. 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 9/295:54 pm -
1 stop9h 05m
Deal found 8/25![Delta logo]()
$289
This Delta deal was found by Cheapflights users on 8/25. 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 9/2612:08 pm -
2 stops12h 53m
Deal found 8/25![Delta logo]()
$299
This FlightHub deal was found by Cheapflights users on 8/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:15 am -
2 stops18h 39m
Deal found 8/20![Multiple Airlines logo]()
$360
This Booking.com deal was found by Cheapflights users on 8/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:25 am -
2 stops18h 30m
Deal found 8/20![Multiple Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 8/21. 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 12/126:00 am -
2 stops13h 17m
Deal found 8/21![Delta logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Sat 9/55:00 pm -
2 stops29h 42m
Deal found 8/24![Multiple Airlines logo]()
$491
This Delta deal was found by Cheapflights users on 8/20. 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 9/105:10 pm -
2 stops9h 49m
Deal found 8/20![Delta logo]()
$525
Find flight deals from Ontario to Oakland
Keep the following information in mind while searching for Ontario to Oakland flight deals. Data was last updated August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $468 (Kiwi.com) |
One-way from | $246 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $489 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Oakland 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 August 25, 2026.
Use the filters below to find and compare flights from Ontario to Oakland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
TorontoOakland
YYZ Toronto Pearson Intl - OAK Oakland
YYZOAK
Toronto Pearson Intl
Fri 9/25
2:24 pm-11:59 pm
2 stops12h 35m
Oakland
Tue 9/29
6:00 am-4:44 pm
1 stop7h 44m
$507
TorontoOakland
YYZ Toronto Pearson Intl - OAK Oakland
YYZOAK
Toronto Pearson Intl
Tue 10/6
11:38 am-11:56 pm
2 stops15h 18m
Oakland
Sat 10/10
5:02 pm-12:19 pm
2 stops16h 17m
$540
TorontoOakland
YYZ Toronto Pearson Intl - OAK Oakland
YYZOAK
Toronto Pearson Intl
Sat 10/17
4:55 pm-9:19 am
2 stops19h 24m
Oakland
Fri 10/23
7:10 pm-3:45 pm
2 stops17h 35m
$587
TorontoOakland
YYZ Toronto Pearson Intl - OAK Oakland
YYZOAK
Toronto Pearson Intl
Wed 10/7
4:55 pm-10:55 pm
1 stop9h 00m
Oakland
Tue 10/13
7:53 pm-3:45 pm
1 stop16h 52m
$587
MontrealOakland
YUL Montreal Pierre Elliott Trudeau Intl - OAK Oakland
YULOAK
Montreal Pierre Elliott Trudeau Intl
Fri 12/4
4:49 pm-10:09 pm
2 stops32h 20m
Oakland
Mon 12/7
5:55 am-5:34 pm
2 stops32h 39m
$599
TorontoOakland
YYZ Toronto Pearson Intl - OAK Oakland
YYZOAK
Toronto Pearson Intl
Sat 10/10
4:55 pm-10:55 pm
1 stop9h 00m
Oakland
Wed 10/14
7:10 pm-3:45 pm
2 stops17h 35m
$603
MontrealOakland
YUL Montreal Pierre Elliott Trudeau Intl - OAK Oakland
YULOAK
Montreal Pierre Elliott Trudeau Intl
Wed 10/28
6:00 am-11:56 pm
2 stops20h 56m
Oakland
Sun 11/1
6:00 am-11:22 pm
2 stops14h 22m
$605
HamiltonOakland
YHM Hamilton - OAK Oakland
YHMOAK
Hamilton
Sun 11/1
3:25 pm-11:19 pm
2 stops34h 54m
Oakland
Wed 11/4
7:02 am-2:25 pm
2 stops28h 23m
$619
OttawaOakland
YOW Ottawa - OAK Oakland
YOWOAK
Ottawa
Sat 10/17
1:20 pm-10:55 pm
2 stops12h 35m
Oakland
Tue 10/20
7:02 am-5:35 am
2 stops19h 33m
$627
HamiltonOakland
YHM Hamilton - OAK Oakland
YHMOAK
Hamilton
Mon 9/14
6:10 pm-6:12 pm
2 stops27h 02m
Oakland
Wed 9/16
2:15 pm-5:15 pm
2 stops24h 00m
$630
Showing 1-10 of 51 resultsSorted by cheapest first
Best time to book a flight from Ontario to Oakland
Have a flexible travel schedule? Discover the best time to fly to Oakland from Ontario with our price prediction graph.
YUL-OAK
YYZ-OAK
YHM-OAK
YKF-OAK
YOW-OAK
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 Ontario to Oakland
CAON-OAK
YUL-OAK
YYZ-OAK
YHM-OAK
YKF-OAK
No data available for this route at this time. Please check back soon.
Related info for your journey
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