$141+ 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jun 4 — Jun 111
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Hawaii with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from 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 May 5, 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 May 5, 2026.
This Delta deal was found by Cheapflights users on 5/1. 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 9/2211:55 am
ONT
- LIH
1 stop10h 25m
Delta
Tue 9/299:45 pm
LIH
- ONT
1 stop10h 29m
Delta
Deal found 5/1![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 5/1. 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 9/107:00 am
ONT
- OGG
1 stop13h 49m
Delta
Thu 9/178:12 pm
OGG
- ONT
1 stop9h 49m
Delta
Deal found 5/1![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 5/1. 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 9/167:00 am
ONT
- KOA
1 stop13h 51m
Delta
Wed 9/239:45 pm
KOA
- ONT
1 stop10h 29m
Delta
Deal found 5/1![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 5/1. 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 8/256:00 am
ONT
- OGG
1 stop11h 28m
Delta
Sun 8/309:10 pm
OGG
- ONT
2 stops16h 04m
Delta
Deal found 5/1![Delta logo]()
$350
This Southwest deal was found by Cheapflights users on 4/30. 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
- OGG
1 stop8h 10m
Southwest
Wed 9/27:25 am
OGG
- ONT
1 stop9h 45m
Southwest
Deal found 4/30![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 5/4. 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.
Wed 8/266:00 am
ONT
- OGG
1 stop11h 00m
Delta
Wed 8/269:21 pm
OGG
- ONT
1 stop10h 58m
Delta
Deal found 5/4![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 5/2. 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.
Wed 9/26:00 am
ONT
- OGG
1 stop11h 28m
Delta
Thu 9/109:10 pm
OGG
- ONT
1 stop11h 04m
Delta
Deal found 5/2![Delta logo]()
$384
This Southwest deal was found by Cheapflights users on 4/30. 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 8/278:00 am
ONT
- OGG
1 stop8h 10m
Southwest
Wed 9/27:25 am
OGG
- ONT
1 stop9h 45m
Southwest
Deal found 4/30![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 5/4. 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 8/1711:55 am
ONT
- LIH
1 stop10h 08m
Delta
Thu 8/279:55 pm
LIH
- ONT
1 stop10h 24m
Delta
Deal found 5/4![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/4. 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 9/86:00 am
ONT
- OGG
1 stop11h 28m
Delta
Thu 9/109:10 pm
OGG
- ONT
1 stop11h 04m
Delta
Deal found 5/4![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/4. 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.
Wed 9/167:00 am
ONT
- KOA
1 stop13h 51m
Delta
Tue 9/299:45 pm
KOA
- ONT
1 stop10h 29m
Delta
Deal found 5/4![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 4/30. 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 8/267:00 am
ONT
- LIH
1 stop15h 20m
Delta
Wed 9/29:45 pm
LIH
- ONT
1 stop10h 29m
Delta
Deal found 4/30![Delta logo]()
$389
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 May 5, 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 May 5, 2026.
This Delta deal was found by Cheapflights users on 5/4. 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.
Wed 9/167:00 am
ONT
- KOA
1 stop13h 51m
Delta
Wed 9/239:45 pm
KOA
- ONT
2 stops15h 29m
Delta
Deal found 5/4![Delta logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:11 am
ONT
- KOA
1 stop11h 01m
Multiple Airlines
Tue 8/189:19 pm
KOA
- ONT
1 stop10h 45m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/271:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Tue 6/211:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Wed 7/1510:28 pm
LIH
- ONT
1 stop11h 41m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 4/30. 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 5/1511:00 am
ONT
- ITO
2 stops13h 45m
Southwest
Tue 5/198:00 am
ITO
- ONT
2 stops11h 10m
Southwest
Deal found 4/30![Southwest logo]()
$590
This Delta deal was found by Cheapflights users on 5/1. 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 5/276:45 am
ONT
- LIH
1 stop15h 21m
Delta
Thu 5/289:55 pm
LIH
- ONT
1 stop10h 17m
Delta
Deal found 5/1![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/271:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Mon 6/111:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/72:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Mon 7/1310:28 pm
LIH
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 5/4. 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 9/187:00 am
ONT
- KOA
1 stop13h 51m
Delta
Thu 9/249:45 pm
KOA
- ONT
1 stop10h 29m
Delta
Deal found 5/4![Delta logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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
- LIH
1 stop10h 20m
Alaska Airlines
Tue 7/2110:28 pm
LIH
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 5/2. 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 9/177:00 am
ONT
- KOA
1 stop13h 51m
Delta
Tue 9/229:45 pm
KOA
- ONT
1 stop10h 29m
Delta
Deal found 5/2![Delta logo]()
$411
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/271:50 pm
ONT
- OGG
1 stop10h 36m
United Airlines
Sun 5/3111:05 pm
OGG
- ONT
1 stop10h 07m
United Airlines
Deal found 5/1![United Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 7/99:11 am
ONT
- KOA
1 stop7h 51m
Multiple Airlines
Wed 7/159:19 pm
KOA
- ONT
1 stop10h 55m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$512
This Alaska Airlines deal was found by Cheapflights users on 5/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/152:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Tue 7/219:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 5/3. 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 8/136:20 am
ONT
- KOA
1 stop14h 15m
Delta
Wed 8/199:06 pm
KOA
- ONT
2 stops11h 59m
Delta
Deal found 5/3![Delta logo]()
$417
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/286:00 am
ONT
- HNL
1 stop8h 43m
United Airlines
Mon 6/111:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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
- OGG
1 stop11h 02m
Alaska Airlines
Wed 7/299:40 pm
OGG
- ONT
1 stop10h 34m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 5/2. 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 7/266:20 am
ONT
- OGG
1 stop14h 32m
Delta
Tue 7/289:15 pm
OGG
- ONT
1 stop11h 02m
Delta
Deal found 5/2![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 7/149:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/249:11 am
ONT
- ITO
1 stop9h 02m
Multiple Airlines
Tue 7/287:02 pm
ITO
- ONT
2 stops13h 12m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 5/3. 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 8/311:44 pm
ONT
- KOA
1 stop8h 51m
United Airlines
Wed 9/910:50 pm
KOA
- ONT
1 stop10h 22m
United Airlines
Deal found 5/3![United Airlines logo]()
$498
This Delta deal was found by Cheapflights users on 5/2. 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 7/266:20 am
ONT
- KOA
1 stop14h 15m
Delta
Tue 7/289:16 pm
KOA
- ONT
1 stop11h 01m
Delta
Deal found 5/2![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 7/252:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 8/129:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:00 am
ONT
- ITO
2 stops11h 13m
Multiple Airlines
Wed 7/297:02 pm
ITO
- ONT
2 stops15h 07m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$605
This United Airlines deal was found by Cheapflights users on 5/1. 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 8/241:44 pm
ONT
- KOA
1 stop8h 51m
United Airlines
Fri 8/2810:50 pm
KOA
- ONT
1 stop10h 22m
United Airlines
Deal found 5/1![United Airlines logo]()
$510
This Delta deal was found by Cheapflights users on 5/4. 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 7/66:20 am
ONT
- OGG
1 stop14h 31m
Delta
Mon 7/209:15 pm
OGG
- ONT
2 stops16h 15m
Delta
Deal found 5/4![Delta logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 5/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:04 pm
ONT
- ITO
2 stops12h 55m
Multiple Airlines
Wed 7/297:02 pm
ITO
- ONT
2 stops13h 12m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$605
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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
- LIH
1 stop10h 20m
Alaska Airlines
Tue 7/2810:28 pm
LIH
- ONT
1 stop11h 41m
Alaska Airlines
Deal found 4/30![Alaska Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Sun 5/316:00 am
ONT
- LIH
1 stop8h 55m
United Airlines
Sun 6/710:44 pm
LIH
- ONT
1 stop10h 28m
United Airlines
Deal found 5/4![United Airlines logo]()
$530
This Delta deal was found by Cheapflights users on 5/5. 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 10/157:00 am
ONT
- KOA
1 stop13h 54m
Delta
Tue 10/209:45 pm
KOA
- ONT
2 stops15h 27m
Delta
Deal found 5/5![Delta logo]()
$440
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated May 5, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/1. 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 5/45:30 am
ONT
- HNL
1 stop10h 35m
Southwest
Thu 5/711:05 am
HNL
- ONT
1 stop7h 15m
Southwest
Deal found 5/1![Southwest logo]()
$412
This Delta deal was found by Cheapflights users on 4/30. 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 5/42:20 pm
ONT
- HNL
1 stop10h 00m
Delta
Wed 5/67:35 pm
HNL
- ONT
1 stop10h 18m
Delta
Deal found 4/30![Delta logo]()
$416
This HOPEGOO deal was found by Cheapflights users on 5/4. 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 HOPEGOO is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:30 am
ONT
- HNL
Nonstop6h 05m
Multiple Airlines
Wed 5/612:10 pm
HNL
- ONT
1 stop8h 38m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$415
This American Airlines deal was found by Cheapflights users on 5/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:19 pm
ONT
- HNL
1 stop8h 46m
American Airlines
Tue 5/1210:16 pm
HNL
- ONT
1 stop10h 18m
American Airlines
Deal found 5/4![American Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/58:30 am
ONT
- HNL
Nonstop6h 05m
Multiple Airlines
Thu 5/712:10 pm
HNL
- ONT
1 stop8h 38m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$423
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Thu 5/71:30 pm
ONT
- HNL
1 stop9h 04m
United Airlines
Tue 5/127:00 am
HNL
- ONT
2 stops12h 59m
United Airlines
Deal found 5/5![United Airlines logo]()
$422
This Delta deal was found by Cheapflights users on 5/1. 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 5/276:45 am
ONT
- LIH
1 stop15h 21m
Delta
Thu 5/289:55 pm
LIH
- ONT
1 stop10h 17m
Delta
Deal found 5/1![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/271:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Tue 6/211:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/271:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Sun 5/3111:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$417
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/11:50 pm
ONT
- OGG
1 stop10h 36m
United Airlines
Mon 6/811:05 pm
OGG
- ONT
1 stop10h 07m
United Airlines
Deal found 5/1![United Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 5/1. 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 6/26:45 am
ONT
- OGG
1 stop14h 01m
Delta
Wed 6/108:05 pm
OGG
- ONT
1 stop9h 45m
Delta
Deal found 5/1![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/21:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Sun 6/1411:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/1![United Airlines logo]()
$408
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 May 5, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
This Jetabroad deal was found by Cheapflights users on 4/30. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:30 am
ONT
- HNL
Nonstop6h 05m
Hawaiian Airlines
Deal found 4/30![Hawaiian Airlines logo]()
$141
This Jetabroad deal was found by Cheapflights users on 4/30. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:30 am
ONT
- HNL
Nonstop6h 05m
Hawaiian Airlines
Deal found 4/30![Hawaiian Airlines logo]()
$156
This Southwest deal was found by Cheapflights users on 5/1. 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 8/28:00 am
ONT
- HNL
Nonstop5h 50m
Southwest
Deal found 5/1![Southwest logo]()
$166
This Trip.com deal was found by Cheapflights users on 5/1. 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.
Tue 8/112:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$190
This Southwest deal was found by Cheapflights users on 5/1. 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 8/38:00 am
ONT
- HNL
Nonstop5h 50m
Southwest
Deal found 5/1![Southwest logo]()
$191
This Jetabroad deal was found by Cheapflights users on 5/1. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/108:30 am
ONT
- HNL
Nonstop6h 05m
Hawaiian Airlines
Deal found 5/1![Hawaiian Airlines logo]()
$196
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$199
This Trip.com deal was found by Cheapflights users on 5/1. 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 8/109:11 am
ONT
- LIH
1 stop11h 33m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/271:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Deal found 5/1![United Airlines logo]()
$209
This Delta deal was found by Cheapflights users on 5/1. 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 6/236:20 am
ONT
- OGG
1 stop14h 31m
Delta
Deal found 5/1![Delta logo]()
$212
This Trip.com deal was found by Cheapflights users on 5/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$213
This Delta deal was found by Cheapflights users on 4/30. 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 6/65:45 pm
ONT
- HNL
1 stop20h 23m
Delta
Deal found 4/30![Delta logo]()
$213
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 May 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $344 (Delta) |
One-way from | $141 (Jetabroad) |
Popular in | July |
Cheapest in | February |
Average price | $394 |
Good round-trip deal | $401 or less |
Good one-way deal | $198 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 May 5, 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
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Wed 9/16
7:00 am-5:51 pm
1 stop13h 51m
Kona Intl
Wed 9/23
9:45 pm-4:14 pm
2 stops15h 29m
$394
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 5/27
6:45 am-7:06 pm
1 stop15h 21m
Lihue
Thu 5/28
9:55 pm-11:12 am
1 stop10h 17m
$404
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Thu 8/13
9:11 am-5:12 pm
1 stop11h 01m
Kona Intl
Tue 8/18
9:19 pm-11:04 am
1 stop10h 45m
$407
Quickest round-trip
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Wed 5/27
1:50 pm-7:25 pm
1 stop8h 35m
Honolulu
Tue 6/2
11:01 pm-12:12 pm
1 stop10h 11m
$409
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Wed 5/27
1:50 pm-7:25 pm
1 stop8h 35m
Honolulu
Mon 6/1
11:01 pm-12:12 pm
1 stop10h 11m
$409
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Fri 9/18
7:00 am-5:51 pm
1 stop13h 51m
Kona Intl
Thu 9/24
9:45 pm-11:14 am
1 stop10h 29m
$411
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Thu 9/17
7:00 am-5:51 pm
1 stop13h 51m
Kona Intl
Tue 9/22
9:45 pm-11:14 am
1 stop10h 29m
$411
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Thu 8/13
6:20 am-5:35 pm
1 stop14h 15m
Kona Intl
Wed 8/19
9:06 pm-12:05 pm
2 stops11h 59m
$417
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 7/8
2:05 pm-9:25 pm
1 stop10h 20m
Lihue
Wed 7/15
10:28 pm-1:09 pm
1 stop11h 41m
$434
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 7/7
2:05 pm-9:25 pm
1 stop10h 20m
Lihue
Mon 7/13
10:28 pm-11:14 am
1 stop9h 46m
$434
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-KOA
ONT-HNL
ONT-LIH
ONT-ITO
ONT-OGG
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-KOA
ONT-HNL
ONT-LIH
ONT-ITO
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.
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 March is currently the most expensive (average of $260). 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 May 5, 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 May 5, 2026.
The most flights from ONT to USHI are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Ontario to Hawaii?
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 May 5, 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.
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.1
Overall
7.9
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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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 May 5, 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 7 airlines flying from Ontario to Hawaii
Discover the top 7 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 May 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$154 | Average$405 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$197 | Average$509 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$230 | Average$356 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$298 | Average$551 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$320 | Average$539 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$331 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$347 | Average$530 | FlexibilityNo cancel fee | On-time85% |