$165+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Jul 21 — Jul 281
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Hawaii with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Ontario to HawaiiExplore the most affordable flight options available from Ontario to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
Explore the most affordable flight options available from Ontario to Hawaii. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 11/117:20 am
ONT
- KOA
1 stop12h 56m
Multiple Airlines
Wed 11/189:50 am
KOA
- ONT
1 stop9h 42m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$379
This CheapOair deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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.
Sat 11/145:52 pm
ONT
- LIH
1 stop20h 17m
Multiple Airlines
Wed 11/189:01 am
LIH
- ONT
1 stop10h 31m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 10/277:00 am
ONT
- OGG
1 stop9h 12m
Multiple Airlines
Fri 11/610:39 pm
OGG
- ONT
1 stop9h 04m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$384
This Expedia deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:11 am
ONT
- KOA
1 stop24h 34m
Multiple Airlines
Tue 8/2510:25 pm
KOA
- ONT
1 stop9h 39m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 8/2611:56 am
ONT
- LIH
1 stop10h 20m
Delta
Tue 9/19:55 pm
LIH
- ONT
1 stop10h 21m
Delta
Deal found 6/21![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/96:20 am
ONT
- OGG
1 stop14h 32m
Delta
Tue 8/189:15 pm
OGG
- ONT
1 stop11h 01m
Delta
Deal found 6/19![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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.
Mon 8/102:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 9/1610:25 pm
KOA
- ONT
1 stop9h 51m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$388
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 11/45:50 am
ONT
- OGG
2 stops12h 20m
Southwest
Tue 11/1011:15 am
OGG
- ONT
1 stop8h 55m
Southwest
Deal found 6/19![Southwest logo]()
$389
This lol.travel deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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.
Mon 8/102:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Wed 8/199:52 pm
OGG
- ONT
1 stop8h 59m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/96:20 am
ONT
- OGG
1 stop14h 32m
Delta
Fri 8/219:15 pm
OGG
- ONT
2 stops16h 09m
Delta
Deal found 6/19![Delta logo]()
$394
This Delta deal was found by Cheapflights users on 6/18. 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 8/96:20 am
ONT
- KOA
1 stop14h 15m
Delta
Tue 9/159:03 pm
KOA
- ONT
2 stops16h 30m
Delta
Deal found 6/18![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:08 am
ONT
- LIH
1 stop8h 51m
United Airlines
Fri 9/1110:48 pm
LIH
- ONT
1 stop10h 24m
United Airlines
Deal found 6/18![United Airlines logo]()
$398
Best flights from Ontario to HawaiiDiscover carefully curated flight deals from Ontario to Hawaii that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
Discover carefully curated flight deals from Ontario to Hawaii that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 21, 2026.
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 8/1211:10 am
ONT
- LIH
1 stop8h 00m
Southwest
Wed 8/199:25 pm
LIH
- ONT
1 stop11h 25m
Southwest
Deal found 6/20![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 10/267:00 am
ONT
- OGG
1 stop13h 46m
Delta
Thu 11/59:12 pm
OGG
- ONT
1 stop9h 55m
Delta
Deal found 6/20![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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.
Mon 8/102:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Thu 9/1710:25 pm
KOA
- ONT
1 stop9h 51m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Sat 11/145:52 pm
ONT
- LIH
1 stop20h 17m
Multiple Airlines
Wed 11/189:01 am
LIH
- ONT
1 stop10h 31m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 8/206:08 am
ONT
- OGG
1 stop7h 40m
United Airlines
Tue 8/257:00 am
OGG
- ONT
1 stop8h 11m
United Airlines
Deal found 6/16![United Airlines logo]()
$456
This American Airlines deal was found by Cheapflights users on 6/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:15 am
ONT
- ITO
2 stops11h 12m
American Airlines
Wed 8/196:49 pm
ITO
- ONT
2 stops14h 14m
American Airlines
Deal found 6/16![American Airlines logo]()
$591
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 10/257:00 am
ONT
- OGG
1 stop13h 46m
Delta
Thu 11/59:12 pm
OGG
- ONT
1 stop9h 55m
Delta
Deal found 6/20![Delta logo]()
$388
This Southwest deal was found by Cheapflights users on 6/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:30 am
ONT
- LIH
1 stop12h 40m
Southwest
Fri 9/117:10 pm
LIH
- ONT
2 stops9h 55m
Southwest
Deal found 6/18![Southwest logo]()
$414
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 10/267:00 am
ONT
- OGG
1 stop13h 46m
Delta
Wed 11/49:10 pm
OGG
- ONT
1 stop12h 06m
Delta
Deal found 6/20![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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.
Mon 7/272:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Thu 7/309:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$454
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/309:40 am
ONT
- OGG
2 stops9h 30m
Southwest
Tue 10/610:30 pm
OGG
- ONT
2 stops10h 50m
Southwest
Deal found 6/19![Southwest logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 11/107:20 am
ONT
- LIH
1 stop8h 32m
Multiple Airlines
Wed 11/118:03 pm
LIH
- ONT
1 stop23h 29m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 9/238:50 pm
KOA
- ONT
2 stops12h 24m
Delta
Deal found 6/20![Delta logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 7/202:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 7/298:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 6/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/151:50 pm
ONT
- HNL
1 stop10h 53m
United Airlines
Mon 7/209:40 pm
HNL
- ONT
2 stops11h 32m
United Airlines
Deal found 6/17![United Airlines logo]()
$507
This Alaska Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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
- ITO
1 stop7h 51m
Multiple Airlines
Wed 11/118:45 pm
ITO
- ONT
2 stops10h 58m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 10/46:00 am
ONT
- OGG
2 stops14h 52m
Delta
Fri 10/169:10 pm
OGG
- ONT
2 stops16h 02m
Delta
Deal found 6/20![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 6/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:00 am
ONT
- HNL
Nonstop5h 55m
Southwest
Wed 10/149:30 pm
HNL
- ONT
1 stop11h 30m
Southwest
Deal found 6/17![Southwest logo]()
$450
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 7/222:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 7/299:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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.
Fri 10/167:00 am
ONT
- OGG
1 stop11h 44m
Multiple Airlines
Tue 10/209:29 pm
OGG
- ONT
1 stop9h 52m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 6/17. 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 8/2511:56 am
ONT
- LIH
1 stop10h 20m
Delta
Wed 8/269:55 pm
LIH
- ONT
1 stop10h 21m
Delta
Deal found 6/17![Delta logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 7/202:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 7/289:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$454
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 8/281:15 pm
ONT
- HNL
2 stops11h 05m
Southwest
Mon 9/78:55 pm
HNL
- ONT
1 stop14h 10m
Southwest
Deal found 6/19![Southwest logo]()
$476
This Booking.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:13 am
ONT
- ITO
2 stops13h 42m
Multiple Airlines
Tue 10/201:59 pm
ITO
- ONT
1 stop28h 23m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$481
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 8/126:20 am
ONT
- KOA
1 stop14h 15m
Delta
Thu 9/179:03 pm
KOA
- ONT
1 stop11h 01m
Delta
Deal found 6/17![Delta logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 7/222:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Sat 7/258:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 8/126:20 am
ONT
- KOA
1 stop14h 15m
Delta
Wed 9/98:50 pm
KOA
- ONT
1 stop11h 24m
Delta
Deal found 6/17![Delta logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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.
Sun 8/237:12 am
ONT
- ITO
2 stops12h 46m
Multiple Airlines
Fri 8/286:00 am
ITO
- ONT
2 stops11h 24m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$495
This Southwest deal was found by Cheapflights users on 6/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:00 am
ONT
- ITO
1 stop9h 35m
Southwest
Tue 12/18:00 am
ITO
- ONT
1 stop12h 10m
Southwest
Deal found 6/18![Southwest logo]()
$525
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 7/212:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Sat 7/258:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$489
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated June 21, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated June 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/151:50 pm
ONT
- HNL
1 stop10h 53m
United Airlines
Wed 7/2211:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 6/17![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” 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 7/156:20 am
ONT
- OGG
1 stop14h 36m
Delta
Thu 7/238:08 pm
OGG
- ONT
1 stop9h 39m
Delta
Deal found 6/19![Delta logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 7/202:05 pm
ONT
- LIH
1 stop10h 20m
Multiple Airlines
Thu 7/3012:23 pm
LIH
- ONT
1 stop8h 29m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 7/262:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 8/49:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$444
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 7/272:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 7/288:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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 7/282:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Wed 8/129:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$431
This Priceline deal was found by Cheapflights users on 6/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/282:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Tue 8/410:28 pm
LIH
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 7/281:50 pm
ONT
- HNL
1 stop10h 53m
United Airlines
Tue 8/49:40 pm
HNL
- ONT
2 stops11h 32m
United Airlines
Deal found 6/16![United Airlines logo]()
$445
This Priceline deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/292:05 pm
ONT
- LIH
1 stop10h 20m
Alaska Airlines
Wed 8/510:28 pm
LIH
- ONT
1 stop11h 41m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/296:20 am
ONT
- OGG
1 stop14h 36m
Delta
Tue 8/188:08 pm
OGG
- ONT
1 stop9h 44m
Delta
Deal found 6/21![Delta logo]()
$421
This Alaska Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 7/292:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Wed 8/199:52 pm
OGG
- ONT
1 stop8h 59m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 7/296:20 am
ONT
- OGG
1 stop14h 36m
Delta
Fri 8/79:15 pm
OGG
- ONT
2 stops16h 09m
Delta
Deal found 6/17![Delta logo]()
$450
One-way flights from Ontario to HawaiiSearch for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated June 21, 2026.
This SmartFares deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” 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 11/117:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$165
This Booking.com deal was found by Cheapflights users on 6/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$170
This Trip.com deal was found by Cheapflights users on 6/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$171
This Trip.com deal was found by Cheapflights users on 6/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$172
This Priceline deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$179
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 8/111:56 pm
ONT
- HNL
1 stop8h 32m
United Airlines
Deal found 6/16![United Airlines logo]()
$182
This HOPEGOO deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure HOPEGOO is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:26 pm
ONT
- HNL
1 stop9h 46m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$184
This Booking.com deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$185
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:54 am
ONT
- HNL
1 stop10h 19m
Delta
Deal found 6/16![Delta logo]()
$188
This Booking.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:20 am
ONT
- HNL
Nonstop6h 10m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$189
This Alaska Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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
- LIH
1 stop8h 20m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$190
This Alaska Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” 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 6/20![Multiple Airlines logo]()
$190
Find flight deals from Ontario to Hawaii
Keep the following information in mind while searching for Ontario to Hawaii flight deals. Data was last updated June 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Alaska Airlines) |
One-way from | $165 (SmartFares) |
Popular in | July |
Cheapest in | February |
Average price | $517 |
Good round-trip deal | $423 or less |
Good one-way deal | $258 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Hawaii that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
Use the filters below to find and compare flights from Ontario to Hawaii that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 8/12
11:10 am-4:10 pm
1 stop8h 00m
Lihue
Wed 8/19
9:25 pm-11:50 am
1 stop11h 25m
$388
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Mon 10/26
7:00 am-5:46 pm
1 stop13h 46m
Kahului
Thu 11/5
9:12 pm-9:07 am
1 stop9h 55m
$388
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Mon 8/10
2:05 pm-10:10 pm
1 stop11h 05m
Kona Intl
Thu 9/17
10:25 pm-11:16 am
1 stop9h 51m
$388
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Sun 10/25
7:00 am-5:46 pm
1 stop13h 46m
Kahului
Thu 11/5
9:12 pm-9:07 am
1 stop9h 55m
$388
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Mon 10/26
7:00 am-5:46 pm
1 stop13h 46m
Kahului
Wed 11/4
9:10 pm-11:16 am
1 stop12h 06m
$388
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Wed 9/16
6:20 am-5:31 pm
1 stop14h 11m
Kona Intl
Wed 9/23
8:50 pm-12:14 pm
2 stops12h 24m
$394
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Sun 10/4
6:00 am-5:52 pm
2 stops14h 52m
Kahului
Fri 10/16
9:10 pm-4:12 pm
2 stops16h 02m
$399
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 8/25
11:56 am-7:16 pm
1 stop10h 20m
Lihue
Wed 8/26
9:55 pm-11:16 am
1 stop10h 21m
$408
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Wed 8/12
6:20 am-5:35 pm
1 stop14h 15m
Kona Intl
Thu 9/17
9:03 pm-11:04 am
1 stop11h 01m
$408
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Wed 8/12
6:20 am-5:35 pm
1 stop14h 15m
Kona Intl
Wed 9/9
8:50 pm-11:14 am
1 stop11h 24m
$408
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 November is currently the most expensive (average of $298). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ONT to HI?
Find hourly flight availability from Ontario to Hawaii. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 21, 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 June 21, 2026.
The most flights from ONT to USHI are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 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 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Hawaii. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Hawaii
Get insights into the airlines that provide service to Hawaii. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hawaii. Reviews last updated June 21, 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
Boarding
8.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Comfort
7.8
Food
7.1
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 June 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Hawaii flights
Consider these flights traveling from Ontario to Hawaii.
Top 6 airlines flying from Ontario to Hawaii
Discover the top 6 airlines that operate flights from Ontario to Hawaii. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$528 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$168 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$467 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$331 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$341 | Average$539 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$347 | Average$517 | FlexibilityNo cancel fee | On-time85% |