$136+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
may. 28 — jun. 41
Round-trip
1 adult, Economy
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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 abril 28, 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 abril 28, 2026.
This Delta deal was found by Cheapflights users on 4/23. 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.
mar. 8/187:00 am
ONT
- OGG
1 stop13h 49m
Delta
mar. 8/258:12 pm
OGG
- ONT
1 stop9h 49m
Delta
Deal found 4/23![Delta logo]()
$326
This Delta deal was found by Cheapflights users on 4/23. 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.
mar. 8/257:00 am
ONT
- KOA
1 stop13h 51m
Delta
lun. 8/319:45 pm
KOA
- ONT
1 stop12h 04m
Delta
Deal found 4/23![Delta logo]()
$326
This United Airlines deal was found by Cheapflights users on 4/23. 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.
jue. 9/106:00 am
ONT
- OGG
1 stop7h 48m
United Airlines
mié. 9/167:00 am
OGG
- ONT
1 stop8h 11m
United Airlines
Deal found 4/23![United Airlines logo]()
$346
This Delta deal was found by Cheapflights users on 4/23. 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.
jue. 9/106:00 am
ONT
- OGG
1 stop11h 28m
Delta
mar. 9/158:12 pm
OGG
- ONT
1 stop9h 49m
Delta
Deal found 4/23![Delta logo]()
$355
This Delta deal was found by Cheapflights users on 4/23. 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.
mié. 8/267:00 am
ONT
- KOA
1 stop13h 51m
Delta
lun. 8/319:45 pm
KOA
- ONT
1 stop10h 29m
Delta
Deal found 4/23![Delta logo]()
$355
This Delta deal was found by Cheapflights users on 4/23. 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.
dom. 8/307:00 am
ONT
- OGG
1 stop13h 49m
Delta
sáb. 9/59:10 pm
OGG
- ONT
2 stops16h 04m
Delta
Deal found 4/23![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 4/23. 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.
mié. 8/267:00 am
ONT
- KOA
1 stop13h 51m
Delta
sáb. 9/59:45 pm
KOA
- ONT
2 stops15h 29m
Delta
Deal found 4/23![Delta logo]()
$361
This Delta deal was found by Cheapflights users on 4/23. 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.
mar. 8/256:00 am
ONT
- KOA
2 stops14h 51m
Delta
sáb. 9/59:45 pm
KOA
- ONT
2 stops15h 29m
Delta
Deal found 4/23![Delta logo]()
$366
This Delta deal was found by Cheapflights users on 4/23. 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.
vie. 8/217:00 am
ONT
- HNL
1 stop15h 21m
Delta
dom. 8/301:30 pm
HNL
- ONT
1 stop18h 44m
Delta
Deal found 4/23![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
jue. 8/69:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
vie. 8/141:12 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 4/23. 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.
mar. 8/257:00 am
ONT
- KOA
1 stop13h 51m
Delta
vie. 9/49:45 pm
KOA
- ONT
1 stop10h 29m
Delta
Deal found 4/23![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
lun. 8/248:00 am
ONT
- OGG
1 stop9h 50m
Southwest
mié. 9/27:25 am
OGG
- ONT
1 stop9h 45m
Southwest
Deal found 4/27![Southwest logo]()
$381
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 abril 28, 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 abril 28, 2026.
This Delta deal was found by Cheapflights users on 4/23. 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.
sáb. 8/297:00 am
ONT
- KOA
1 stop13h 51m
Delta
mar. 9/19:45 pm
KOA
- ONT
1 stop12h 04m
Delta
Deal found 4/23![Delta logo]()
$326
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
mié. 8/197:20 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
mié. 12/161:55 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$415
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
dom. 8/29:11 am
ONT
- LIH
1 stop7h 47m
Multiple Airlines
mar. 8/410:28 pm
LIH
- ONT
1 stop9h 46m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 4/22. 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.
vie. 5/226:00 am
ONT
- KOA
1 stop7h 40m
United Airlines
dom. 5/2410:15 pm
KOA
- ONT
2 stops10h 57m
United Airlines
Deal found 4/22![United Airlines logo]()
$452
This Southwest deal was found by Cheapflights users on 4/24. 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.
jue. 6/44:00 pm
ONT
- HNL
1 stop8h 15m
Southwest
mar. 6/912:15 pm
HNL
- ONT
Nonstop5h 30m
Southwest
Deal found 4/24![Southwest logo]()
$564
This Delta deal was found by Cheapflights users on 4/22. 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.
vie. 9/187:00 am
ONT
- KOA
1 stop13h 51m
Delta
jue. 9/249:45 pm
KOA
- ONT
2 stops15h 29m
Delta
Deal found 4/22![Delta logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
vie. 5/88:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
mar. 5/1212:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/86:00 am
ONT
- LIH
2 stops16h 20m
Delta
vie. 9/189:45 pm
LIH
- ONT
2 stops15h 29m
Delta
Deal found 4/26![Delta logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
dom. 8/237:20 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
mié. 8/269:20 pm
HNL
- ONT
1 stop10h 44m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
dom. 9/207:20 am
ONT
- ITO
1 stop10h 53m
Multiple Airlines
mar. 9/227:44 pm
ITO
- ONT
2 stops11h 07m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$476
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1011:55 am
ONT
- LIH
1 stop10h 25m
Delta
vie. 9/189:45 pm
LIH
- ONT
2 stops15h 29m
Delta
Deal found 4/26![Delta logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
mié. 9/3012:10 pm
ONT
- KOA
1 stop10h 17m
Multiple Airlines
dom. 10/48:45 pm
KOA
- ONT
1 stop21h 43m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$476
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
mar. 7/72:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
mar. 7/2110:28 pm
LIH
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/206:00 am
ONT
- KOA
1 stop7h 47m
United Airlines
dom. 5/247:00 am
KOA
- ONT
1 stop10h 04m
United Airlines
Deal found 4/25![United Airlines logo]()
$550
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/116:00 am
ONT
- LIH
2 stops16h 20m
Delta
mar. 9/159:45 pm
LIH
- ONT
1 stop10h 29m
Delta
Deal found 4/26![Delta logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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.
lun. 10/512:00 pm
ONT
- KOA
1 stop12h 05m
Alaska Airlines
vie. 10/912:10 pm
KOA
- ONT
1 stop8h 49m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$436
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
mar. 5/269:40 am
ONT
- KOA
1 stop8h 49m
Multiple Airlines
mar. 6/211:56 am
KOA
- ONT
1 stop9h 00m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 4/23. 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.
lun. 5/251:50 pm
ONT
- KOA
1 stop8h 41m
United Airlines
dom. 5/3110:50 pm
KOA
- ONT
1 stop10h 22m
United Airlines
Deal found 4/23![United Airlines logo]()
$550
This Delta deal was found by Cheapflights users on 4/22. 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.
mié. 9/166:00 am
ONT
- KOA
2 stops15h 34m
Delta
mié. 9/239:45 pm
KOA
- ONT
2 stops15h 29m
Delta
Deal found 4/22![Delta logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
mar. 5/269:40 am
ONT
- LIH
1 stop8h 59m
Multiple Airlines
mar. 6/210:26 pm
LIH
- ONT
1 stop9h 46m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
mar. 9/157:20 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
sáb. 9/199:20 pm
HNL
- ONT
1 stop10h 56m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 4/26. 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.
lun. 5/186:00 am
ONT
- KOA
1 stop7h 47m
United Airlines
mar. 5/2610:50 pm
KOA
- ONT
1 stop10h 22m
United Airlines
Deal found 4/26![United Airlines logo]()
$569
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1011:55 am
ONT
- LIH
1 stop10h 25m
Delta
lun. 9/149:45 pm
LIH
- ONT
1 stop10h 29m
Delta
Deal found 4/26![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
vie. 7/319:11 am
ONT
- LIH
1 stop9h 27m
Multiple Airlines
mié. 8/510:28 pm
LIH
- ONT
1 stop9h 46m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$505
This Alaska Airlines deal was found by Cheapflights users on 4/26. 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.
jue. 7/92:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
mar. 7/149:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$479
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
lun. 9/1412:10 pm
ONT
- LIH
1 stop10h 34m
Multiple Airlines
dom. 9/209:43 am
LIH
- ONT
1 stop8h 37m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$505
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/36:45 am
ONT
- OGG
1 stop14h 01m
Delta
jue. 6/118:05 pm
OGG
- ONT
1 stop9h 45m
Delta
Deal found 4/26![Delta logo]()
$469
This United Airlines deal was found by Cheapflights users on 4/26. 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.
lun. 6/16:00 am
ONT
- HNL
1 stop8h 43m
United Airlines
lun. 6/89:40 pm
HNL
- ONT
2 stops11h 32m
United Airlines
Deal found 4/26![United Airlines logo]()
$635
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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.
mié. 7/152:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
dom. 7/1910:28 pm
LIH
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$509
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
jue. 9/177:20 am
ONT
- ITO
1 stop10h 05m
Multiple Airlines
jue. 9/249:26 am
ITO
- ONT
1 stop8h 54m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$515
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated abril 28, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated abril 28, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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.
mar. 4/288:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
mar. 5/512:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/288:30 am
ONT
- HNL
Nonstop6h 05m
Multiple Airlines
mié. 5/612:10 pm
HNL
- ONT
1 stop8h 38m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 4/22. 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.
jue. 4/3011:53 am
ONT
- HNL
1 stop12h 27m
Delta
jue. 5/1410:35 pm
HNL
- ONT
1 stop9h 37m
Delta
Deal found 4/22![Delta logo]()
$406
This flugladen.de deal was found by Cheapflights users on 4/26. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/38:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
mar. 5/261:41 pm
HNL
- ONT
Nonstop5h 36m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/48:30 am
ONT
- HNL
Nonstop6h 05m
Multiple Airlines
jue. 5/711:59 pm
HNL
- ONT
1 stop11h 33m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$413
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
mar. 5/58:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
jue. 5/712:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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.
jue. 5/78:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
mié. 5/131:41 pm
HNL
- ONT
Nonstop5h 36m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 4/22. 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.
lun. 5/116:00 am
ONT
- HNL
2 stops16h 48m
Delta
jue. 5/1410:35 pm
HNL
- ONT
1 stop9h 37m
Delta
Deal found 4/22![Delta logo]()
$412
This Delta deal was found by Cheapflights users on 4/22. 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.
mié. 5/136:00 am
ONT
- HNL
2 stops16h 48m
Delta
lun. 5/1810:35 pm
HNL
- ONT
1 stop11h 00m
Delta
Deal found 4/22![Delta logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
sáb. 5/169:40 am
ONT
- HNL
Nonstop6h 01m
Alaska Airlines
mié. 5/201:41 pm
HNL
- ONT
Nonstop5h 36m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$407
This CheapOair deal was found by Cheapflights users on 4/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/259:40 am
ONT
- HNL
Nonstop6h 01m
Alaska Airlines
jue. 5/281:41 pm
HNL
- ONT
Nonstop5h 36m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 4/26. 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.
mar. 5/261:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
mar. 6/211:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 4/26![United Airlines logo]()
$396
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 abril 28, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated abril 28, 2026.
This Southwest deal was found by Cheapflights users on 4/23. 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.
mié. 9/98:00 am
ONT
- HNL
Nonstop5h 40m
Southwest
Deal found 4/23![Southwest logo]()
$136
This Delta deal was found by Cheapflights users on 4/23. 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.
lun. 8/246:00 am
ONT
- HNL
1 stop11h 15m
Delta
Deal found 4/23![Delta logo]()
$145
This United Airlines deal was found by Cheapflights users on 4/23. 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.
mié. 9/99:01 am
ONT
- HNL
2 stops13h 47m
United Airlines
Deal found 4/23![United Airlines logo]()
$151
This Delta deal was found by Cheapflights users on 4/23. 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.
mar. 8/187:00 am
ONT
- OGG
1 stop13h 49m
Delta
Deal found 4/23![Delta logo]()
$163
This Delta deal was found by Cheapflights users on 4/23. 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.
vie. 8/217:00 am
ONT
- HNL
1 stop15h 21m
Delta
Deal found 4/23![Delta logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
mar. 8/257:20 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$182
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
mar. 8/49:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$183
This Jettzy deal was found by Cheapflights users on 4/26. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/307:20 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
dom. 8/237:20 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$187
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
mar. 5/269:40 am
ONT
- HNL
Nonstop6h 01m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$189
This Delta deal was found by Cheapflights users on 4/24. 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.
mié. 10/216:00 am
ONT
- HNL
1 stop11h 15m
Delta
Deal found 4/24![Delta logo]()
$192
This Delta deal was found by Cheapflights users on 4/23. 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.
lun. 8/176:00 am
ONT
- OGG
1 stop11h 28m
Delta
Deal found 4/23![Delta logo]()
$192
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 abril 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $326 (Delta) |
One-way from | $136 (Southwest) |
Popular in | July |
Cheapest in | February |
Average price | $370 |
Good round-trip deal | $409 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 abril 28, 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
sáb. 8/29
7:00 am-5:51 pm
1 stop13h 51m
Kona Intl
mar. 9/1
9:45 pm-12:49 pm
1 stop12h 04m
$326
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
vie. 9/18
7:00 am-5:51 pm
1 stop13h 51m
Kona Intl
jue. 9/24
9:45 pm-4:14 pm
2 stops15h 29m
$361
OntarioLihue
ONT - LIH
ONTLIH
Ontario
mar. 9/8
6:00 am-7:20 pm
2 stops16h 20m
Lihue
vie. 9/18
9:45 pm-4:14 pm
2 stops15h 29m
$401
Quickest round-trip
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
mié. 8/19
7:20 am-10:22 am
Nonstop6h 02m
Honolulu
mié. 12/16
1:55 pm-9:28 pm
Nonstop5h 33m
$415
OntarioLihue
ONT - LIH
ONTLIH
Ontario
jue. 9/10
11:55 am-7:20 pm
1 stop10h 25m
Lihue
vie. 9/18
9:45 pm-4:14 pm
2 stops15h 29m
$418
OntarioLihue
ONT - LIH
ONTLIH
Ontario
vie. 9/11
6:00 am-7:20 pm
2 stops16h 20m
Lihue
mar. 9/15
9:45 pm-11:14 am
1 stop10h 29m
$418
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
mié. 9/16
6:00 am-6:34 pm
2 stops15h 34m
Kona Intl
mié. 9/23
9:45 pm-4:14 pm
2 stops15h 29m
$426
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
vie. 5/8
8:30 am-11:35 am
Nonstop6h 05m
Honolulu
mar. 5/12
12:35 pm-9:10 pm
Nonstop5h 35m
$427
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
dom. 8/23
7:20 am-10:22 am
Nonstop6h 02m
Honolulu
mié. 8/26
9:20 pm-11:04 am
1 stop10h 44m
$429
OntarioLihue
ONT - LIH
ONTLIH
Ontario
dom. 8/2
9:11 am-1:58 pm
1 stop7h 47m
Lihue
mar. 8/4
10:28 pm-11:14 am
1 stop9h 46m
$430
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-KOA
ONT-OGG
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-HNL
ONT-LIH
ONT-KOA
ONT-OGG
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 abril 28, 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 abril 28, 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 abril 28, 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.
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
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 abril 28, 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 abril 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$154 | Average$385 | 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$542 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$331 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$347 | Average$532 | FlexibilityNo cancel fee | On-time85% |