$142+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jul 4 — Jul 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 June 4, 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 4, 2026.
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
ONT
- LIH
1 stop8h 59m
United Airlines
Thu 8/2010:48 pm
LIH
- ONT
1 stop10h 24m
United Airlines
Deal found 5/29![United Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 9/911:55 am
ONT
- LIH
1 stop10h 25m
Delta
Thu 9/179:50 pm
LIH
- ONT
2 stops11h 20m
Delta
Deal found 5/29![Delta logo]()
$290
This Alaska Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 9/299:31 am
ONT
- KOA
1 stop15h 19m
Multiple Airlines
Wed 9/308:18 am
KOA
- ONT
1 stop10h 52m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 9/221:56 pm
ONT
- OGG
1 stop8h 24m
United Airlines
Wed 9/237:00 am
OGG
- ONT
1 stop10h 01m
United Airlines
Deal found 5/29![United Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 9/2212:12 pm
ONT
- LIH
1 stop11h 02m
Alaska Airlines
Wed 9/239:35 pm
LIH
- ONT
1 stop10h 41m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 8/239:01 am
ONT
- OGG
1 stop10h 34m
United Airlines
Thu 8/277:00 am
OGG
- ONT
1 stop10h 01m
United Airlines
Deal found 5/29![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 5/30. 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.
Wed 9/98:00 am
ONT
- LIH
1 stop9h 15m
Southwest
Thu 9/176:15 am
LIH
- ONT
1 stop10h 55m
Southwest
Deal found 5/30![Southwest logo]()
$399
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 8/189:11 am
ONT
- LIH
1 stop10h 09m
Multiple Airlines
Tue 8/259:35 pm
LIH
- ONT
1 stop10h 29m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 8/189:11 am
ONT
- OGG
1 stop11h 13m
Multiple Airlines
Tue 9/299:18 pm
OGG
- ONT
1 stop10h 58m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 5/30. 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.
Sun 9/206:20 am
ONT
- KOA
1 stop14h 11m
Delta
Mon 9/219:03 pm
KOA
- ONT
1 stop11h 01m
Delta
Deal found 5/30![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:45 am
ONT
- LIH
1 stop10h 22m
Delta
Fri 9/119:45 pm
LIH
- ONT
1 stop10h 29m
Delta
Deal found 6/3![Delta logo]()
$408
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
ONT
- OGG
1 stop11h 02m
Delta
Wed 8/1910:05 pm
OGG
- ONT
1 stop9h 59m
Delta
Deal found 6/3![Delta logo]()
$408
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 4, 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 4, 2026.
This Southwest deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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
Tue 9/17:10 pm
LIH
- ONT
2 stops9h 45m
Southwest
Deal found 5/31![Southwest logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:31 am
ONT
- ITO
1 stop7h 54m
Multiple Airlines
Wed 9/239:26 am
ITO
- ONT
1 stop9h 44m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Wed 10/77:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Thu 10/1512:48 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 6/1. 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.
Sun 11/811:55 am
ONT
- LIH
1 stop10h 27m
Delta
Tue 11/1710:45 pm
LIH
- ONT
1 stop10h 31m
Delta
Deal found 6/1![Delta logo]()
$436
This United Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:56 pm
ONT
- KOA
1 stop8h 39m
United Airlines
Fri 8/2111:05 pm
KOA
- ONT
1 stop10h 07m
United Airlines
Deal found 6/2![United Airlines logo]()
$518
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Sun 10/257:00 am
ONT
- OGG
1 stop11h 44m
Multiple Airlines
Fri 10/3010:51 am
OGG
- ONT
1 stop7h 10m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 5/30. 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 8/196:00 am
ONT
- HNL
2 stops13h 43m
Delta
Sun 8/2310:45 pm
HNL
- ONT
1 stop9h 19m
Delta
Deal found 5/30![Delta logo]()
$440
This Southwest deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:25 am
ONT
- OGG
1 stop11h 45m
Southwest
Tue 10/1310:30 pm
OGG
- ONT
2 stops10h 50m
Southwest
Deal found 6/2![Southwest logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Sun 10/1112:48 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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
- LIH
1 stop11h 41m
Multiple Airlines
Fri 11/2011:31 pm
LIH
- ONT
1 stop9h 38m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 8/512:04 pm
ONT
- KOA
1 stop10h 01m
Alaska Airlines
Wed 8/59:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 6/1. 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.
Wed 7/226:30 am
ONT
- KOA
1 stop8h 50m
Southwest
Wed 7/296:05 am
KOA
- ONT
1 stop11h 45m
Southwest
Deal found 6/1![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:20 am
ONT
- OGG
1 stop14h 32m
Delta
Fri 8/710:05 pm
OGG
- ONT
2 stops15h 19m
Delta
Deal found 6/3![Delta logo]()
$460
This United Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/141:50 pm
ONT
- LIH
1 stop8h 52m
United Airlines
Sun 7/1910:44 pm
LIH
- ONT
1 stop10h 28m
United Airlines
Deal found 6/2![United Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Thu 8/139:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Fri 8/219:20 pm
HNL
- ONT
1 stop10h 44m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 7/72:05 pm
ONT
- KOA
1 stop11h 05m
Multiple Airlines
Tue 7/145:02 pm
KOA
- ONT
1 stop25h 43m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$451
This Delta deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:20 am
ONT
- OGG
1 stop14h 32m
Delta
Wed 8/2610:05 pm
OGG
- ONT
1 stop9h 59m
Delta
Deal found 6/2![Delta logo]()
$466
This United Airlines deal was found by Cheapflights users on 6/1. 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 6/171:50 pm
ONT
- OGG
1 stop10h 36m
United Airlines
Tue 6/2312:00 pm
OGG
- ONT
1 stop7h 37m
United Airlines
Deal found 6/1![United Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Wed 7/229:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:20 am
ONT
- LIH
1 stop15h 41m
Delta
Wed 9/309:50 pm
LIH
- ONT
1 stop10h 14m
Delta
Deal found 6/3![Delta logo]()
$468
This Southwest deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 10/18:00 am
ONT
- ITO
1 stop9h 35m
Southwest
Mon 10/58:00 am
ITO
- ONT
1 stop9h 45m
Southwest
Deal found 5/31![Southwest logo]()
$515
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am
ONT
- ITO
1 stop8h 16m
Multiple Airlines
Tue 11/39:26 am
ITO
- ONT
1 stop10h 06m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:05 am
ONT
- HNL
1 stop8h 40m
United Airlines
Wed 10/287:00 am
HNL
- ONT
1 stop7h 47m
United Airlines
Deal found 6/2![United Airlines logo]()
$534
This Southwest deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:00 am
ONT
- ITO
1 stop9h 30m
Southwest
Wed 7/228:00 am
ITO
- ONT
1 stop9h 50m
Southwest
Deal found 6/2![Southwest logo]()
$515
This Alaska Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:31 am
ONT
- LIH
2 stops9h 59m
Multiple Airlines
Wed 9/239:35 pm
LIH
- ONT
1 stop10h 41m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 11/49:55 am
ONT
- LIH
2 stops12h 27m
Delta
Mon 11/910:45 pm
LIH
- ONT
1 stop10h 31m
Delta
Deal found 5/31![Delta logo]()
$485
This Alaska Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/32:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Mon 8/109:40 pm
OGG
- ONT
1 stop10h 34m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Thu 7/167:00 am
HNL
- ONT
2 stops12h 37m
United Airlines
Deal found 6/3![United Airlines logo]()
$542
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 9/87:12 am
ONT
- LIH
2 stops14h 37m
Multiple Airlines
Tue 9/159:35 pm
LIH
- ONT
1 stop10h 41m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/206:20 am
ONT
- OGG
1 stop14h 36m
Delta
Mon 7/278:08 pm
OGG
- ONT
1 stop9h 39m
Delta
Deal found 6/2![Delta logo]()
$489
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated June 4, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/199:11 am
ONT
- KOA
1 stop11h 01m
Multiple Airlines
Wed 7/298:31 am
KOA
- ONT
1 stop10h 14m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/212:05 pm
ONT
- LIH
1 stop10h 20m
Multiple Airlines
Wed 7/298:22 am
LIH
- ONT
1 stop10h 23m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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 7/212:05 pm
ONT
- LIH
1 stop10h 20m
Multiple Airlines
Fri 7/2412:23 pm
LIH
- ONT
1 stop8h 29m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
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 6/1![Multiple Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 Kiwi.com 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
Tue 8/412:23 pm
LIH
- ONT
1 stop8h 29m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:00 am
ONT
- OGG
1 stop8h 10m
Southwest
Wed 7/297:25 am
OGG
- ONT
1 stop10h 25m
Southwest
Deal found 6/2![Southwest logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/269:11 am
ONT
- LIH
1 stop10h 09m
Multiple Airlines
Tue 8/412:23 pm
LIH
- ONT
1 stop8h 29m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$439
This Booking.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/269:11 am
ONT
- LIH
1 stop15h 48m
Multiple Airlines
Thu 7/309:04 am
LIH
- ONT
1 stop9h 41m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$445
This Booking.com deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/269:11 am
ONT
- KOA
1 stop11h 01m
Multiple Airlines
Wed 7/296:30 pm
KOA
- ONT
1 stop24h 15m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$446
This CheapTickets.ch deal was found by Cheapflights users on 6/1. 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/272:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 7/298:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 7/282:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 8/118:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 7/282:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 8/129:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$444
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 4, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:00 am
ONT
- OGG
1 stop7h 48m
United Airlines
Deal found 5/29![United Airlines logo]()
$142
This SmartFares deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$159
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines 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 6/2![Alaska Airlines logo]()
$173
This Alaska Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 8/259:31 am
ONT
- OGG
1 stop9h 10m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$179
This Alaska Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 8/259:31 am
ONT
- KOA
1 stop7h 37m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$179
This Delta deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:45 am
ONT
- HNL
1 stop10h 26m
Delta
Deal found 6/2![Delta logo]()
$182
This lol.travel deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$183
This Alaska Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$189
This Expedia deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$192
This Alaska Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 8/112:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Deal found 5/29![Alaska Airlines logo]()
$192
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” 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
- HNL
2 stops16h 11m
Delta
Deal found 5/31![Delta logo]()
$193
This United Airlines deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” 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 8/121:56 pm
ONT
- KOA
1 stop8h 39m
United Airlines
Deal found 5/29![United Airlines logo]()
$197
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 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $284 (Delta) |
One-way from | $142 (United Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $526 |
Good round-trip deal | $407 or less |
Good one-way deal | $182 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 4, 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
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Mon 8/24
8:00 am-6:05 pm
1 stop13h 05m
Lihue
Tue 9/1
7:10 pm-7:55 am
2 stops9h 45m
$409
OntarioHilo
ONT - ITO
ONTITO
Ontario
Tue 9/22
9:31 am-2:25 pm
1 stop7h 54m
Hilo Intl
Wed 9/23
9:26 am-10:10 pm
1 stop9h 44m
$425
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Sun 10/25
7:00 am-3:44 pm
1 stop11h 44m
Kahului
Fri 10/30
10:51 am-9:01 pm
1 stop7h 10m
$425
Quickest round-trip
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Wed 10/7
7:00 am-10:02 am
Nonstop6h 02m
Honolulu
Thu 10/15
12:48 pm-9:22 pm
Nonstop5h 34m
$427
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Sun 11/8
11:55 am-8:22 pm
1 stop10h 27m
Lihue
Tue 11/17
10:45 pm-11:16 am
1 stop10h 31m
$436
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Wed 8/19
6:00 am-4:43 pm
2 stops13h 43m
Honolulu
Sun 8/23
10:45 pm-11:04 am
1 stop9h 19m
$440
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Tue 10/6
7:25 am-4:10 pm
1 stop11h 45m
Kahului
Tue 10/13
10:30 pm-12:20 pm
2 stops10h 50m
$440
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 11/10
7:20 am-5:01 pm
1 stop11h 41m
Lihue
Fri 11/20
11:31 pm-11:09 am
1 stop9h 38m
$440
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Mon 10/5
7:00 am-10:02 am
Nonstop6h 02m
Honolulu
Sun 10/11
12:48 pm-9:22 pm
Nonstop5h 34m
$447
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Wed 8/5
12:04 pm-7:05 pm
1 stop10h 01m
Kona Intl
Wed 8/5
9:19 pm-11:14 am
1 stop10h 55m
$449
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-LIH
ONT-KOA
ONT-OGG
ONT-HNL
ONT-ITO
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-LIH
ONT-KOA
ONT-OGG
ONT-HNL
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 November is currently the most expensive (average of $298). 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 4, 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.
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 4, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Ontario to Hawaii. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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.
Browse thousands of different options on Cheapflights for your next trip
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 4, 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 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$372 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$449 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$286 | Average$532 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$320 | Average$528 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$331 | Average$440 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$351 | Average$526 | FlexibilityNo cancel fee | On-time85% |