$159+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jun 26 — Jul 31
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 27, 2026.
Explore the most affordable flight options available from Ontario to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 Kiwi.com 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 45m
Multiple Airlines
Tue 9/19:18 pm
OGG
- ONT
1 stop10h 46m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$363
This Trip.com deal was found by Cheapflights users on 5/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:31 am
ONT
- LIH
1 stop12h 18m
Multiple Airlines
Tue 9/19:35 pm
LIH
- ONT
1 stop10h 29m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 8/259:31 am
ONT
- LIH
1 stop28h 54m
Multiple Airlines
Wed 8/269:35 pm
LIH
- ONT
1 stop10h 29m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 8/259:31 am
ONT
- OGG
1 stop10h 33m
Multiple Airlines
Wed 8/269:18 pm
OGG
- ONT
1 stop10h 46m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 5/26. 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.
Sun 9/137:00 am
ONT
- LIH
1 stop15h 20m
Delta
Tue 9/299:50 pm
LIH
- ONT
1 stop10h 14m
Delta
Deal found 5/26![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 am
ONT
- OGG
1 stop11h 00m
Delta
Tue 9/89:10 pm
OGG
- ONT
1 stop11h 04m
Delta
Deal found 5/22![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:20 am
ONT
- KOA
1 stop14h 11m
Delta
Thu 9/179:03 pm
KOA
- ONT
1 stop11h 01m
Delta
Deal found 5/23![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 5/26. 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.
Tue 8/256:20 am
ONT
- OGG
1 stop14h 32m
Delta
Tue 9/110:05 pm
OGG
- ONT
2 stops15h 19m
Delta
Deal found 5/26![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 5/26. 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.
Wed 9/166:20 am
ONT
- KOA
1 stop14h 11m
Delta
Wed 9/239:03 pm
KOA
- ONT
2 stops12h 07m
Delta
Deal found 5/26![Delta logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/199:11 am
ONT
- OGG
1 stop10h 05m
Multiple Airlines
Thu 7/2311:31 am
OGG
- ONT
1 stop7h 14m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$400
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 9/229:31 am
ONT
- KOA
1 stop11h 46m
Multiple Airlines
Wed 9/238:45 pm
KOA
- ONT
1 stop22h 25m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$400
This lol.travel deal was found by Cheapflights users on 5/24. 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 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 5/24![Alaska Airlines logo]()
$401
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 27, 2026.
Discover carefully curated flight deals from Ontario to Hawaii that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 27, 2026.
This Delta deal was found by Cheapflights users on 5/22. 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.
Tue 8/46:20 am
ONT
- KOA
1 stop14h 15m
Delta
Wed 8/199:06 pm
KOA
- ONT
1 stop11h 13m
Delta
Deal found 5/22![Delta logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Sun 7/269:11 am
ONT
- OGG
1 stop12h 12m
Multiple Airlines
Wed 7/2910:06 am
OGG
- ONT
1 stop8h 39m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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.
Sun 10/187:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Mon 10/2612:27 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/151:50 pm
ONT
- OGG
1 stop8h 27m
United Airlines
Tue 7/219:59 pm
OGG
- ONT
2 stops11h 13m
United Airlines
Deal found 5/22![United Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 5/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:20 am
ONT
- KOA
2 stops12h 05m
Southwest
Tue 11/178:00 am
KOA
- ONT
1 stop12h 10m
Southwest
Deal found 5/22![Southwest logo]()
$480
This Alaska Airlines deal was found by Cheapflights users on 5/23. 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.
Sun 7/59:11 am
ONT
- KOA
1 stop9h 17m
Multiple Airlines
Wed 7/88:31 am
KOA
- ONT
1 stop10h 14m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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.
Sun 8/239:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Sun 8/301:33 pm
HNL
- ONT
Nonstop5h 37m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 5/26. 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.
Sun 11/811:55 am
ONT
- LIH
1 stop10h 27m
Delta
Tue 11/1710:45 pm
LIH
- ONT
1 stop10h 31m
Delta
Deal found 5/26![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 5/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:56 pm
ONT
- HNL
1 stop7h 34m
United Airlines
Wed 9/237:00 am
HNL
- ONT
1 stop10h 01m
United Airlines
Deal found 5/27![United Airlines logo]()
$474
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 7/272:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Tue 8/49:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:30 am
ONT
- OGG
2 stops10h 40m
Southwest
Fri 7/1010:50 am
OGG
- ONT
2 stops9h 45m
Southwest
Deal found 5/24![Southwest logo]()
$490
This Alaska Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:31 am
ONT
- KOA
1 stop9h 16m
Multiple Airlines
Wed 9/232:40 pm
KOA
- ONT
2 stops16h 11m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 5/22. 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.
Tue 8/46:20 am
ONT
- KOA
1 stop14h 15m
Delta
Mon 8/179:06 pm
KOA
- ONT
1 stop11h 13m
Delta
Deal found 5/22![Delta logo]()
$479
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Sun 7/261:50 pm
ONT
- OGG
1 stop10h 54m
United Airlines
Mon 8/39:59 pm
OGG
- ONT
2 stops11h 13m
United Airlines
Deal found 5/22![United Airlines logo]()
$485
This Southwest deal was found by Cheapflights users on 5/27. 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.
Fri 9/118:00 am
ONT
- ITO
1 stop13h 10m
Southwest
Thu 9/178:00 am
ITO
- ONT
1 stop9h 10m
Southwest
Deal found 5/27![Southwest logo]()
$500
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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.
Sat 10/177:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Fri 10/3012:27 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$466
This Alaska Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:31 am
ONT
- ITO
1 stop7h 54m
Multiple Airlines
Fri 9/1811:27 am
ITO
- ONT
1 stop7h 43m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Sun 8/166:00 am
ONT
- KOA
1 stop7h 49m
United Airlines
Sat 8/2211:05 pm
KOA
- ONT
1 stop10h 07m
United Airlines
Deal found 5/22![United Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 5/24. 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.
Thu 7/236:20 am
ONT
- OGG
1 stop14h 36m
Delta
Thu 7/308:08 pm
OGG
- ONT
1 stop9h 39m
Delta
Deal found 5/24![Delta logo]()
$509
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 7/272:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Mon 8/1010:28 pm
LIH
- ONT
1 stop11h 41m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$479
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 8/32:05 pm
ONT
- KOA
2 stops26h 31m
Multiple Airlines
Tue 8/118:03 am
KOA
- ONT
1 stop12h 08m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$481
This Southwest deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:00 am
ONT
- OGG
1 stop9h 50m
Southwest
Tue 6/309:55 am
OGG
- ONT
1 stop7h 50m
Southwest
Deal found 5/26![Southwest logo]()
$545
This Delta deal was found by Cheapflights users on 5/23. 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.
Tue 11/106:00 am
ONT
- LIH
2 stops14h 20m
Delta
Fri 11/2010:45 pm
LIH
- ONT
2 stops15h 27m
Delta
Deal found 5/23![Delta logo]()
$520
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:50 pm
ONT
- HNL
1 stop10h 53m
United Airlines
Wed 8/511:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/24![United Airlines logo]()
$523
This Alaska Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/32:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Mon 8/179:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$479
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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.
Tue 11/107:20 am
ONT
- LIH
2 stops11h 12m
Multiple Airlines
Fri 11/2011:31 pm
LIH
- ONT
1 stop9h 38m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$495
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 7/272:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Fri 7/319:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Sun 7/121:50 pm
ONT
- KOA
1 stop10h 55m
United Airlines
Thu 7/1610:15 pm
KOA
- ONT
2 stops10h 57m
United Airlines
Deal found 5/22![United Airlines logo]()
$531
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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.
Sun 7/199:11 am
ONT
- KOA
1 stop9h 17m
Multiple Airlines
Sun 7/2610:19 am
KOA
- ONT
1 stop8h 26m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$500
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2311:57 am
ONT
- LIH
1 stop10h 05m
Delta
Sun 6/289:55 pm
LIH
- ONT
1 stop21h 46m
Delta
Deal found 5/25![Delta logo]()
$576
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated May 27, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated May 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 5/271:50 pm
ONT
- HNL
1 stop10h 53m
United Airlines
Wed 6/1011:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/25![United Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:00 am
ONT
- HNL
1 stop10h 20m
United Airlines
Sat 5/309:40 pm
HNL
- ONT
2 stops11h 32m
United Airlines
Deal found 5/26![United Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
ONT
- HNL
1 stop10h 20m
United Airlines
Thu 6/411:16 am
HNL
- ONT
1 stop8h 21m
United Airlines
Deal found 5/24![United Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Tue 6/21:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Tue 6/97:00 am
HNL
- ONT
2 stops12h 37m
United Airlines
Deal found 5/26![United Airlines logo]()
$460
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 6/31:50 pm
ONT
- HNL
2 stops10h 48m
United Airlines
Tue 6/911:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/25![United Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Thu 6/46:00 am
ONT
- HNL
1 stop8h 43m
United Airlines
Tue 7/711:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 5/26![United Airlines logo]()
$456
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 6/241:50 pm
ONT
- OGG
1 stop8h 27m
United Airlines
Wed 7/110:55 pm
OGG
- ONT
1 stop10h 17m
United Airlines
Deal found 5/25![United Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Sun 6/286:00 am
ONT
- KOA
1 stop7h 40m
United Airlines
Tue 7/710:15 pm
KOA
- ONT
2 stops10h 57m
United Airlines
Deal found 5/25![United Airlines logo]()
$440
This CheapOair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/307:00 am
ONT
- OGG
1 stop16h 37m
Alaska Airlines
Wed 7/89:40 pm
OGG
- ONT
1 stop10h 34m
Alaska Airlines
Deal found 5/24![Alaska Airlines logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/309:11 am
ONT
- LIH
1 stop13h 20m
Multiple Airlines
Wed 7/87:12 am
LIH
- ONT
1 stop11h 33m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 6/309:11 am
ONT
- KOA
1 stop11h 08m
Multiple Airlines
Wed 7/86:00 am
KOA
- ONT
1 stop12h 45m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 5/24. 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.
Tue 6/309:11 am
ONT
- KOA
1 stop9h 50m
Multiple Airlines
Tue 7/78:45 pm
KOA
- ONT
1 stop22h 00m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$471
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 27, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated May 27, 2026.
This SmartFares deal was found by Cheapflights users on 5/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$159
This Alaska Airlines deal was found by Cheapflights users on 5/27. 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.
Mon 8/179:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/27![Alaska Airlines logo]()
$173
This Delta deal was found by Cheapflights users on 5/26. 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.
Tue 8/116:00 am
ONT
- HNL
1 stop11h 09m
Delta
Deal found 5/26![Delta logo]()
$182
This United Airlines deal was found by Cheapflights users on 5/26. 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.
Tue 8/186:00 am
ONT
- HNL
2 stops13h 09m
United Airlines
Deal found 5/26![United Airlines logo]()
$188
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:31 am
ONT
- LIH
1 stop15h 26m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$190
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:11 am
ONT
- OGG
1 stop10h 53m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$190
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:31 am
ONT
- KOA
1 stop13h 01m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
ONT
- HNL
2 stops16h 11m
Delta
Deal found 5/25![Delta logo]()
$193
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Deal found 5/26![Alaska Airlines logo]()
$194
This SmartFares deal was found by Cheapflights users on 5/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:12 am
ONT
- HNL
1 stop9h 22m
Multiple Airlines
Deal found 5/25![Multiple 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 May 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $363 (Kiwi.com) |
One-way from | $159 (SmartFares) |
Popular in | July |
Cheapest in | February |
Average price | $403 |
Good round-trip deal | $389 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 27, 2026.
Use the filters below to find and compare flights from Ontario to Hawaii that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Tue 8/4
6:20 am-5:35 pm
1 stop14h 15m
Kona Intl
Wed 8/19
9:06 pm-11:19 am
1 stop11h 13m
$411
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Sun 7/26
9:11 am-6:23 pm
1 stop12h 12m
Kahului
Wed 7/29
10:06 am-9:45 pm
1 stop8h 39m
$425
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Sun 7/5
9:11 am-3:28 pm
1 stop9h 17m
Kona Intl
Wed 7/8
8:31 am-9:45 pm
1 stop10h 14m
$425
Quickest round-trip
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Sun 10/18
7:00 am-10:02 am
Nonstop6h 02m
Honolulu
Mon 10/26
12:27 pm-9:01 pm
Nonstop5h 34m
$431
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Sun 8/23
9:31 am-12:30 pm
Nonstop5h 59m
Honolulu
Sun 8/30
1:33 pm-10:10 pm
Nonstop5h 37m
$431
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Mon 7/27
2:05 pm-10:07 pm
1 stop11h 02m
Kahului
Tue 8/4
9:10 pm-9:56 am
1 stop9h 46m
$434
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
$437
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Sat 10/17
7:00 am-10:02 am
Nonstop6h 02m
Honolulu
Fri 10/30
12:27 pm-9:01 pm
Nonstop5h 34m
$466
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Wed 7/15
1:50 pm-7:17 pm
1 stop8h 27m
Kahului
Tue 7/21
9:59 pm-12:12 pm
2 stops11h 13m
$469
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Tue 9/22
9:31 am-3:47 pm
1 stop9h 16m
Kona Intl
Wed 9/23
2:40 pm-9:51 am
2 stops16h 11m
$469
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-OGG
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-HNL
ONT-LIH
ONT-OGG
ONT-KOA
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 June is currently the most expensive (average of $292). 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 27, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Hawaii as you normally would.
Weekly flight availability from Ontario to Hawaii
Explore weekly flight availability from Ontario to Hawaii. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 27, 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?
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 May 27, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Ontario to Hawaii. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.1
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
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.
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 May 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Hawaii flights
Consider these flights traveling from Ontario to Hawaii.
Top 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 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$137 | Average$414 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$197 | Average$451 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$230 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$286 | Average$528 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$320 | Average$533 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$331 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$348 | Average$526 | FlexibilityNo cancel fee | On-time85% |