$173+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jun 18 — Jun 251
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 19, 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 19, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 8/189:40 pm
OGG
- ONT
1 stop10h 24m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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
- KOA
1 stop15h 39m
Multiple Airlines
Tue 8/188:03 am
KOA
- ONT
1 stop12h 08m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$378
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 9/111:58 am
ONT
- LIH
1 stop10h 25m
Alaska Airlines
Tue 9/19:35 pm
LIH
- ONT
1 stop10h 29m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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
- OGG
1 stop10h 53m
Multiple Airlines
Tue 8/189:40 pm
OGG
- ONT
1 stop10h 24m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 8/256:20 am
ONT
- KOA
1 stop14h 15m
Delta
Thu 8/279:06 pm
KOA
- ONT
1 stop11h 13m
Delta
Deal found 5/17![Delta logo]()
$387
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/3011:55 am
ONT
- LIH
1 stop10h 08m
Delta
Tue 9/89:45 pm
LIH
- ONT
1 stop10h 29m
Delta
Deal found 5/13![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 8/196:20 am
ONT
- OGG
1 stop14h 32m
Delta
Thu 8/278:05 pm
OGG
- ONT
1 stop9h 43m
Delta
Deal found 5/18![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/176:20 am
ONT
- KOA
1 stop14h 15m
Delta
Tue 8/259:06 pm
KOA
- ONT
1 stop11h 13m
Delta
Deal found 5/13![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/309:43 am
ONT
- LIH
2 stops12h 20m
Delta
Thu 9/109:45 pm
LIH
- ONT
1 stop10h 29m
Delta
Deal found 5/13![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/126:20 am
ONT
- OGG
1 stop14h 32m
Delta
Tue 8/259:21 pm
OGG
- ONT
2 stops16h 03m
Delta
Deal found 5/13![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 5/13![Delta logo]()
$394
This lol.travel deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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.
Tue 7/282:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Fri 8/79:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$396
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 19, 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 19, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/269:11 am
ONT
- KOA
1 stop12h 05m
Multiple Airlines
Wed 8/129:19 pm
KOA
- ONT
1 stop10h 55m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 5/13![Alaska Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/286:20 am
ONT
- KOA
1 stop14h 15m
Delta
Tue 8/49:06 pm
KOA
- ONT
1 stop11h 13m
Delta
Deal found 5/17![Delta logo]()
$432
This United Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/111:50 pm
ONT
- OGG
1 stop10h 36m
United Airlines
Thu 6/1811:05 pm
OGG
- ONT
1 stop10h 07m
United Airlines
Deal found 5/13![United Airlines logo]()
$489
This Southwest deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 7/298:00 am
ONT
- ITO
1 stop9h 30m
Southwest
Thu 8/68:45 pm
ITO
- ONT
1 stop10h 10m
Southwest
Deal found 5/16![Southwest logo]()
$520
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 8/169:11 am
ONT
- HNL
Nonstop5h 58m
Multiple Airlines
Mon 8/1711:20 pm
HNL
- ONT
1 stop10h 49m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$419
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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
Wed 8/199:20 pm
HNL
- ONT
1 stop10h 44m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/36:45 am
ONT
- OGG
1 stop14h 01m
Delta
Wed 6/108:05 pm
OGG
- ONT
1 stop9h 45m
Delta
Deal found 5/13![Delta logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- LIH
1 stop12h 38m
Multiple Airlines
Wed 7/87:12 am
LIH
- ONT
1 stop11h 33m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 8/166:01 pm
ONT
- OGG
1 stop26h 51m
Delta
Fri 8/289:21 pm
OGG
- ONT
2 stops16h 03m
Delta
Deal found 5/14![Delta logo]()
$458
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/139:11 am
ONT
- LIH
1 stop9h 27m
Multiple Airlines
Tue 7/2811:58 am
LIH
- ONT
1 stop6h 47m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/48:00 am
ONT
- ITO
1 stop13h 10m
Southwest
Thu 6/118:00 am
ITO
- ONT
1 stop9h 45m
Southwest
Deal found 5/13![Southwest logo]()
$555
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 7/239:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Tue 7/281:12 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$505
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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
- HNL
1 stop8h 45m
United Airlines
Tue 8/187:00 am
HNL
- ONT
1 stop10h 01m
United Airlines
Deal found 5/15![United Airlines logo]()
$559
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 7/139:11 am
ONT
- KOA
1 stop13h 20m
Multiple Airlines
Tue 7/286:00 am
KOA
- ONT
1 stop12h 45m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 8/66:00 am
ONT
- OGG
2 stops14h 52m
Delta
Thu 8/139:21 pm
OGG
- ONT
1 stop10h 58m
Delta
Deal found 5/17![Delta logo]()
$472
This Alaska Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 7/159:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Wed 7/221:12 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$505
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 7/149:11 am
ONT
- KOA
1 stop11h 08m
Multiple Airlines
Tue 7/216:00 am
KOA
- ONT
1 stop12h 45m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 7/268:00 am
ONT
- HNL
Nonstop5h 50m
Southwest
Fri 7/319:30 pm
HNL
- ONT
1 stop10h 35m
Southwest
Deal found 5/13![Southwest logo]()
$574
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 7/2011:59 am
ONT
- LIH
1 stop10h 04m
Delta
Tue 7/289:55 pm
LIH
- ONT
1 stop10h 22m
Delta
Deal found 5/15![Delta logo]()
$489
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- LIH
1 stop9h 27m
Multiple Airlines
Mon 7/65:34 pm
LIH
- ONT
1 stop25h 11m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$426
This Southwest deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/212:30 pm
ONT
- LIH
2 stops11h 55m
Southwest
Sun 6/78:20 am
LIH
- ONT
1 stop9h 25m
Southwest
Deal found 5/13![Southwest logo]()
$585
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/110:54 am
ONT
- KOA
1 stop27h 01m
Alaska Airlines
Mon 8/3112:49 pm
KOA
- ONT
1 stop19h 15m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$534
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/146:20 am
ONT
- LIH
1 stop15h 43m
Delta
Tue 7/289:55 pm
LIH
- ONT
1 stop10h 22m
Delta
Deal found 5/17![Delta logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/269:11 am
ONT
- KOA
1 stop12h 05m
Multiple Airlines
Tue 8/49:19 pm
KOA
- ONT
1 stop10h 55m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$428
This Southwest deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/1712:05 pm
ONT
- HNL
1 stop12h 10m
Southwest
Wed 6/249:25 pm
HNL
- ONT
2 stops9h 45m
Southwest
Deal found 5/16![Southwest logo]()
$587
This Alaska Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 6/279:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Wed 7/11:12 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$535
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/121:00 pm
ONT
- LIH
2 stops33h 03m
Delta
Tue 7/149:55 pm
LIH
- ONT
1 stop10h 22m
Delta
Deal found 5/17![Delta logo]()
$506
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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
Multiple Airlines
Thu 7/168:22 am
LIH
- ONT
1 stop10h 23m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 7/119:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Tue 7/211:12 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$535
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated May 19, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated May 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 5/256:00 am
ONT
- HNL
1 stop8h 43m
United Airlines
Thu 5/287:00 am
HNL
- ONT
2 stops12h 37m
United Airlines
Deal found 5/16![United Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 5/261:50 pm
ONT
- HNL
2 stops10h 48m
United Airlines
Tue 6/29:40 pm
HNL
- ONT
2 stops11h 32m
United Airlines
Deal found 5/15![United Airlines logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/289:11 am
ONT
- OGG
1 stop10h 53m
Multiple Airlines
Tue 7/710:52 am
OGG
- ONT
1 stop7h 53m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/289:11 am
ONT
- OGG
1 stop10h 53m
Multiple Airlines
Mon 7/61:08 pm
OGG
- ONT
1 stop29h 37m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$409
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/289:11 am
ONT
- LIH
1 stop7h 47m
Multiple Airlines
Mon 7/68:45 pm
LIH
- ONT
1 stop22h 00m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- LIH
1 stop12h 38m
Multiple Airlines
Wed 7/87:12 am
LIH
- ONT
1 stop11h 33m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- OGG
1 stop10h 53m
Multiple Airlines
Tue 7/710:06 am
OGG
- ONT
1 stop8h 39m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- KOA
1 stop9h 50m
Multiple Airlines
Wed 7/86:00 am
KOA
- ONT
1 stop12h 45m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- OGG
1 stop10h 05m
Multiple Airlines
Tue 7/148:47 pm
OGG
- ONT
1 stop21h 58m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- KOA
1 stop12h 34m
Multiple Airlines
Mon 7/67:15 pm
KOA
- ONT
1 stop23h 30m
Multiple Airlines
Deal found 5/18![Multiple Airlines logo]()
$426
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- LIH
1 stop13h 20m
Multiple Airlines
Thu 7/912:23 pm
LIH
- ONT
1 stop8h 28m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 6/309:11 am
ONT
- OGG
1 stop10h 53m
Multiple Airlines
Wed 7/89:40 pm
OGG
- ONT
1 stop10h 34m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$430
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 19, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated May 19, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/169:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$173
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 8/166:00 am
ONT
- HNL
1 stop11h 15m
Delta
Deal found 5/18![Delta logo]()
$181
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 8/149:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$183
This Mytrip deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$186
This United Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” 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 8/101:50 pm
ONT
- HNL
1 stop10h 53m
United Airlines
Deal found 5/14![United Airlines logo]()
$192
This Alaska Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” 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 8/89:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$193
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 8/1112:04 pm
ONT
- LIH
1 stop12h 21m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 5/13. Clicking the “Pick Dates” 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 5/13![Alaska Airlines logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 8/109:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” 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 6/289:11 am
ONT
- OGG
1 stop10h 53m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$198
This Mytrip deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/162:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$209
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 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $378 (Alaska Airlines) |
One-way from | $173 (Alaska Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $400 |
Good round-trip deal | $392 or less |
Good one-way deal | $188 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 19, 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
Sun 7/26
9:11 am-6:16 pm
1 stop12h 05m
Kona Intl
Wed 8/12
9:19 pm-11:14 am
1 stop10h 55m
$404
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Sun 8/16
9:11 am-12:09 pm
Nonstop5h 58m
Honolulu
Mon 8/17
11:20 pm-1:09 pm
1 stop10h 49m
$419
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 6/30
9:11 am-6:49 pm
1 stop12h 38m
Lihue
Wed 7/8
7:12 am-9:45 pm
1 stop11h 33m
$425
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Mon 7/13
9:11 am-3:38 pm
1 stop9h 27m
Lihue
Tue 7/28
11:58 am-9:45 pm
1 stop6h 47m
$425
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Mon 7/13
9:11 am-7:31 pm
1 stop13h 20m
Kona Intl
Tue 7/28
6:00 am-9:45 pm
1 stop12h 45m
$425
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Tue 7/14
9:11 am-5:19 pm
1 stop11h 08m
Kona Intl
Tue 7/21
6:00 am-9:45 pm
1 stop12h 45m
$425
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 6/30
9:11 am-3:38 pm
1 stop9h 27m
Lihue
Mon 7/6
5:34 pm-9:45 pm
1 stop25h 11m
$426
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Sun 7/26
9:11 am-6:16 pm
1 stop12h 05m
Kona Intl
Tue 8/4
9:19 pm-11:14 am
1 stop10h 55m
$428
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 7/8
2:05 pm-9:25 pm
1 stop10h 20m
Lihue
Thu 7/16
8:22 am-9:45 pm
1 stop10h 23m
$430
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Thu 8/13
9:11 am-12:09 pm
Nonstop5h 58m
Honolulu
Fri 8/21
9:20 pm-11:04 am
1 stop10h 44m
$431
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-OGG
ONT-HNL
ONT-LIH
ONT-KOA
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-OGG
ONT-HNL
ONT-LIH
ONT-KOA
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 19, 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 19, 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 19, 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.
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Ontario to Hawaii. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Ontario to Hawaii
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Hawaii by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Hawaii by cabin class
Find flights from Ontario to Hawaii, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Hawaii flights
Browse other Ontario and Hawaii flight options. Last updated on May 19, 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 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$154 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$197 | Average$467 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$230 | Average$356 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$298 | Average$546 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$320 | Average$536 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$331 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$347 | Average$531 | FlexibilityNo cancel fee | On-time85% |