$169+ Cheap flights from Ontario (ONT) to Hawaii
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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jul 27 — Aug 31
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Hawaii with Cheapflights
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Cheapest flights from Ontario to HawaiiExplore the most affordable flight options available from Ontario to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.
Explore the most affordable flight options available from Ontario to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:00 am
ONT
- LIH
1 stop13h 05m
Southwest
Thu 8/278:20 am
LIH
- ONT
1 stop8h 50m
Southwest
Deal found 6/25![Southwest logo]()
$379
This Southwest deal was found by Cheapflights users on 6/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:00 am
ONT
- OGG
1 stop7h 25m
Southwest
Tue 11/1011:15 am
OGG
- ONT
1 stop8h 55m
Southwest
Deal found 6/24![Southwest logo]()
$379
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:00 am
ONT
- KOA
1 stop11h 10m
Southwest
Thu 11/1211:40 am
KOA
- ONT
1 stop8h 30m
Southwest
Deal found 6/23![Southwest logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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.
Wed 12/29:00 am
ONT
- OGG
1 stop10h 24m
Multiple Airlines
Wed 12/98:47 pm
OGG
- ONT
1 stop22h 41m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:00 am
ONT
- LIH
1 stop9h 15m
Southwest
Fri 8/289:25 pm
LIH
- ONT
1 stop7h 40m
Southwest
Deal found 6/25![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:00 am
ONT
- OGG
1 stop8h 10m
Southwest
Wed 8/198:25 pm
OGG
- ONT
1 stop14h 00m
Southwest
Deal found 6/25![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:15 am
ONT
- KOA
1 stop8h 00m
Southwest
Thu 8/276:05 am
KOA
- ONT
1 stop11h 05m
Southwest
Deal found 6/23![Southwest logo]()
$384
This Trip.com deal was found by Cheapflights users on 6/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/102:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Wed 8/199:52 pm
OGG
- ONT
1 stop8h 59m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$385
This CheapOair deal was found by Cheapflights users on 6/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:52 pm
ONT
- LIH
1 stop20h 17m
Multiple Airlines
Wed 11/1811:24 pm
LIH
- ONT
1 stop9h 54m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$388
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:40 am
ONT
- ITO
1 stop9h 55m
Southwest
Fri 8/218:45 pm
ITO
- ONT
1 stop9h 00m
Southwest
Deal found 6/25![Southwest logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 8/122:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Tue 8/189:40 pm
OGG
- ONT
1 stop10h 24m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 8/52:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 8/121:18 pm
KOA
- ONT
1 stop18h 56m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$388
Best flights from Ontario to HawaiiDiscover carefully curated flight deals from Ontario to Hawaii that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 27, 2026.
Discover carefully curated flight deals from Ontario to Hawaii that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 27, 2026.
This Southwest deal was found by Cheapflights users on 6/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:00 am
ONT
- OGG
1 stop7h 25m
Southwest
Tue 11/1011:15 am
OGG
- ONT
1 stop8h 55m
Southwest
Deal found 6/24![Southwest logo]()
$379
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/51:50 pm
ONT
- OGG
1 stop8h 27m
United Airlines
Wed 8/2610:10 pm
OGG
- ONT
2 stops11h 02m
United Airlines
Deal found 6/22![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 6/24. 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.
Sun 11/87:00 am
ONT
- KOA
1 stop13h 54m
Delta
Thu 11/1210:45 pm
KOA
- ONT
2 stops15h 27m
Delta
Deal found 6/24![Delta logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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.
Mon 8/179:11 am
ONT
- ITO
1 stop9h 02m
Multiple Airlines
Thu 8/276:00 am
ITO
- ONT
2 stops11h 24m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$435
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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 9/193:14 pm
ONT
- OGG
1 stop10h 00m
Alaska Airlines
Fri 9/252:37 pm
OGG
- ONT
1 stop17h 39m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$456
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:15 am
ONT
- KOA
1 stop8h 00m
Southwest
Thu 10/18:00 am
KOA
- ONT
1 stop9h 45m
Southwest
Deal found 6/23![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:40 am
ONT
- ITO
1 stop9h 55m
Southwest
Fri 8/218:45 pm
ITO
- ONT
1 stop9h 00m
Southwest
Deal found 6/25![Southwest logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 11/107:15 am
ONT
- ITO
2 stops12h 12m
Multiple Airlines
Wed 11/1111:11 am
ITO
- ONT
1 stop8h 21m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 6/23. 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.
Sat 9/196:20 am
ONT
- OGG
1 stop14h 32m
Delta
Fri 9/259:12 pm
OGG
- ONT
2 stops16h 23m
Delta
Deal found 6/23![Delta logo]()
$462
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 8/62:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Thu 8/138:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$476
This Southwest deal was found by Cheapflights users on 6/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:40 am
ONT
- LIH
2 stops13h 30m
Southwest
Thu 8/279:25 pm
LIH
- ONT
2 stops11h 00m
Southwest
Deal found 6/25![Southwest logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:00 am
ONT
- OGG
1 stop9h 34m
United Airlines
Wed 7/299:59 pm
OGG
- ONT
2 stops11h 13m
United Airlines
Deal found 6/22![United Airlines logo]()
$495
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 11/107:20 am
ONT
- KOA
1 stop12h 56m
Multiple Airlines
Wed 11/116:00 am
KOA
- ONT
1 stop13h 32m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$455
This Delta deal was found by Cheapflights users on 6/23. 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.
Fri 8/76:20 am
ONT
- OGG
1 stop14h 32m
Delta
Thu 8/139:15 pm
OGG
- ONT
2 stops16h 09m
Delta
Deal found 6/23![Delta logo]()
$462
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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 8/62:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Fri 8/149:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$476
This Delta deal was found by Cheapflights users on 6/22. 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 11/86:00 am
ONT
- KOA
2 stops15h 39m
Delta
Sun 11/1510:45 pm
KOA
- ONT
1 stop10h 31m
Delta
Deal found 6/22![Delta logo]()
$462
This United Airlines deal was found by Cheapflights users on 6/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:00 am
ONT
- KOA
1 stop7h 49m
United Airlines
Tue 9/1510:50 pm
KOA
- ONT
1 stop10h 22m
United Airlines
Deal found 6/24![United Airlines logo]()
$518
This Gotogate deal was found by Cheapflights users on 6/26. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/99:11 am
ONT
- ITO
1 stop10h 04m
Multiple Airlines
Thu 8/134:47 pm
ITO
- ONT
2 stops15h 27m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$485
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Sun 8/239:35 pm
LIH
- ONT
1 stop10h 29m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$488
This Delta deal was found by Cheapflights users on 6/25. 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.
Mon 8/316:20 am
ONT
- KOA
1 stop14h 15m
Delta
Tue 9/88:50 pm
KOA
- ONT
1 stop11h 24m
Delta
Deal found 6/25![Delta logo]()
$466
This Southwest deal was found by Cheapflights users on 6/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ONT
- KOA
2 stops15h 05m
Southwest
Mon 8/248:00 am
KOA
- ONT
1 stop9h 10m
Southwest
Deal found 6/26![Southwest logo]()
$467
This United Airlines deal was found by Cheapflights users on 6/26. 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 10/31:52 pm
ONT
- HNL
1 stop8h 37m
United Airlines
Wed 10/79:30 am
HNL
- ONT
1 stop10h 29m
United Airlines
Deal found 6/26![United Airlines logo]()
$526
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:37 am
ONT
- HNL
2 stops23h 19m
Multiple Airlines
Sun 11/1510:55 pm
HNL
- ONT
1 stop10h 23m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Mon 7/202:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Sun 7/269:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 6/22. 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 7/236:20 am
ONT
- OGG
1 stop14h 36m
Delta
Wed 7/299:15 pm
OGG
- ONT
1 stop11h 02m
Delta
Deal found 6/22![Delta logo]()
$489
This Southwest deal was found by Cheapflights users on 6/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:30 am
ONT
- LIH
2 stops14h 35m
Southwest
Fri 10/27:10 pm
LIH
- ONT
2 stops9h 35m
Southwest
Deal found 6/26![Southwest logo]()
$500
This Alaska Airlines deal was found by Cheapflights users on 6/26. 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.
Mon 9/149:31 am
ONT
- ITO
1 stop7h 54m
Multiple Airlines
Fri 9/1811:27 am
ITO
- ONT
1 stop7h 43m
Multiple Airlines
Deal found 6/26![Multiple Airlines logo]()
$508
This United Airlines deal was found by Cheapflights users on 6/26. 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 9/21:56 pm
ONT
- HNL
1 stop8h 32m
United Airlines
Thu 9/107:00 am
HNL
- ONT
1 stop10h 01m
United Airlines
Deal found 6/26![United Airlines logo]()
$559
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Thu 11/191:50 pm
HNL
- ONT
Nonstop5h 42m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$537
This Southwest deal was found by Cheapflights users on 6/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:05 am
ONT
- OGG
1 stop8h 05m
Southwest
Wed 7/228:55 pm
OGG
- ONT
2 stops10h 15m
Southwest
Deal found 6/23![Southwest logo]()
$505
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated June 27, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated June 27, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 7/142:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Thu 7/239:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$454
This Booking.com deal was found by Cheapflights users on 6/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/189:20 pm
ONT
- OGG
1 stop16h 59m
Alaska Airlines
Wed 8/123:15 pm
OGG
- ONT
1 stop16h 59m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 6/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/201:50 pm
ONT
- KOA
1 stop10h 55m
United Airlines
Fri 7/2410:50 pm
KOA
- ONT
1 stop10h 22m
United Airlines
Deal found 6/23![United Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 7/222:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 8/49:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Wed 7/222:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Fri 8/149:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$444
This Gotogate deal was found by Cheapflights users on 6/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/222:05 pm
ONT
- LIH
1 stop10h 20m
Multiple Airlines
Wed 7/2912:23 pm
LIH
- ONT
1 stop8h 29m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 6/23. 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.
Sun 7/266:20 am
ONT
- OGG
1 stop14h 36m
Delta
Wed 8/59:15 pm
OGG
- ONT
1 stop11h 01m
Delta
Deal found 6/23![Delta logo]()
$441
This Delta deal was found by Cheapflights users on 6/23. 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.
Sun 7/266:20 am
ONT
- OGG
1 stop14h 36m
Delta
Thu 8/69:15 pm
OGG
- ONT
2 stops16h 09m
Delta
Deal found 6/23![Delta logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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.
Mon 7/272:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Wed 8/510:28 pm
LIH
- ONT
1 stop11h 41m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 7/282:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Wed 8/59:40 pm
OGG
- ONT
1 stop10h 34m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 7/296:20 am
ONT
- OGG
1 stop14h 36m
Delta
Tue 8/49:15 pm
OGG
- ONT
1 stop11h 01m
Delta
Deal found 6/23![Delta logo]()
$421
This Delta deal was found by Cheapflights users on 6/23. 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.
Wed 7/296:20 am
ONT
- OGG
1 stop14h 36m
Delta
Wed 8/59:15 pm
OGG
- ONT
2 stops12h 01m
Delta
Deal found 6/23![Delta logo]()
$427
One-way flights from Ontario to HawaiiSearch for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated June 27, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated June 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$169
This Booking.com deal was found by Cheapflights users on 6/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$171
This Booking.com deal was found by Cheapflights users on 6/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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 8/189:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$173
This Booking.com deal was found by Cheapflights users on 6/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Deal found 6/23![Alaska Airlines logo]()
$175
This Delta deal was found by Cheapflights users on 6/23. 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 9/2111:54 am
ONT
- HNL
1 stop10h 34m
Delta
Deal found 6/23![Delta logo]()
$178
This Southwest deal was found by Cheapflights users on 6/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:00 am
ONT
- HNL
Nonstop5h 55m
Southwest
Deal found 6/26![Southwest logo]()
$179
This HOPEGOO deal was found by Cheapflights users on 6/22. 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 HOPEGOO is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:26 pm
ONT
- HNL
1 stop9h 46m
Multiple Airlines
Deal found 6/22![Multiple Airlines logo]()
$180
This Delta deal was found by Cheapflights users on 6/22. 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 8/236:00 am
ONT
- HNL
1 stop11h 09m
Delta
Deal found 6/22![Delta logo]()
$182
This Booking.com deal was found by Cheapflights users on 6/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$183
This Mytrip deal was found by Cheapflights users on 6/24. 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.
Sun 11/299:00 am
ONT
- HNL
Nonstop5h 57m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$184
This Booking.com deal was found by Cheapflights users on 6/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Deal found 6/24![Alaska Airlines logo]()
$185
Find flight deals from Ontario to Hawaii
Keep the following information in mind while searching for Ontario to Hawaii flight deals. Data was last updated June 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Southwest) |
One-way from | $169 (Alaska Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $517 |
Good round-trip deal | $431 or less |
Good one-way deal | $258 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Hawaii 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 27, 2026.
Use the filters below to find and compare flights from Ontario to Hawaii that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Sun 11/1
9:00 am-2:25 pm
1 stop7h 25m
Kahului
Tue 11/10
11:15 am-10:10 pm
1 stop8h 55m
$379
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Sun 9/27
7:15 am-12:15 pm
1 stop8h 00m
Kona Intl
Thu 10/1
8:00 am-8:45 pm
1 stop9h 45m
$384
OntarioHilo
ONT - ITO
ONTITO
Ontario
Mon 8/17
5:40 am-12:35 pm
1 stop9h 55m
Hilo Intl
Fri 8/21
8:45 pm-8:45 am
1 stop9h 00m
$388
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Wed 8/5
1:50 pm-7:17 pm
1 stop8h 27m
Kahului
Wed 8/26
10:10 pm-12:12 pm
2 stops11h 02m
$394
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Mon 8/24
5:40 am-4:10 pm
2 stops13h 30m
Lihue
Thu 8/27
9:25 pm-11:25 am
2 stops11h 00m
$399
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Sun 11/8
7:00 am-6:54 pm
1 stop13h 54m
Kona Intl
Thu 11/12
10:45 pm-4:12 pm
2 stops15h 27m
$414
OntarioHilo
ONT - ITO
ONTITO
Ontario
Mon 8/17
9:11 am-3:13 pm
1 stop9h 02m
Hilo Intl
Thu 8/27
6:00 am-8:24 pm
2 stops11h 24m
$435
OntarioHilo
ONT - ITO
ONTITO
Ontario
Tue 11/10
7:15 am-5:27 pm
2 stops12h 12m
Hilo Intl
Wed 11/11
11:11 am-9:32 pm
1 stop8h 21m
$436
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Tue 11/10
7:20 am-6:16 pm
1 stop12h 56m
Kona Intl
Wed 11/11
6:00 am-9:32 pm
1 stop13h 32m
$455
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Sat 9/19
3:14 pm-10:14 pm
1 stop10h 00m
Kahului
Fri 9/25
2:37 pm-11:16 am
1 stop17h 39m
$456
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Hawaii
Have a flexible travel schedule? Discover the best time to fly to Hawaii from Ontario with our price prediction graph.
ONT-HNL
ONT-LIH
ONT-ITO
ONT-OGG
ONT-KOA
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 Hawaii
ONT-USHI
ONT-HNL
ONT-LIH
ONT-ITO
ONT-OGG
What is the cheapest month to book a flight from Ontario to Hawaii?
Currently, May is the cheapest month in which you can book a flight from Ontario to Hawaii (average of $78). Flying from Ontario to Hawaii in August is currently the most expensive (average of $301). 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.
What is the cheapest time of day to fly from ONT to HI?
Find hourly flight availability from Ontario to Hawaii. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 27, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Hawaii as you normally would.
Weekly flight availability from Ontario to Hawaii
Explore weekly flight availability from Ontario to Hawaii. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 27, 2026.
The most flights from ONT to USHI are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Ontario to Hawaii?
How far ahead should I book a flight from Ontario to Hawaii?
Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Hawaii. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Hawaii
Get insights into the airlines that provide service to Hawaii. 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 Hawaii. Reviews last updated June 27, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Ontario to Hawaii. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Food
7.0
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Ontario to Hawaii. 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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Hawaii
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Hawaii by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Hawaii by cabin class
Find flights from Ontario to Hawaii, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Hawaii flights
Browse other Ontario and Hawaii flight options. Last updated on June 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Hawaii flights
Consider these flights traveling from Ontario to Hawaii.
Top 6 airlines flying from Ontario to Hawaii
Discover the top 6 airlines that operate flights from Ontario to Hawaii. 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 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$528 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$168 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$467 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$331 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$341 | Average$539 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$347 | Average$517 | FlexibilityNo cancel fee | On-time85% |