$170+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Aug 1 — Aug 81
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 July 2, 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 July 2, 2026.
This Booking.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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.
Mon 8/102:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Thu 8/139:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$388
This Kissandfly.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:20 am
ONT
- OGG
1 stop14h 32m
Multiple Airlines
Wed 9/97:15 am
OGG
- ONT
1 stop11h 55m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$417
This Jettzy deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Wed 8/129:40 pm
OGG
- ONT
1 stop10h 34m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 6/30![Multiple Airlines logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:20 am
ONT
- OGG
1 stop14h 53m
Multiple Airlines
Thu 11/127:16 am
OGG
- ONT
1 stop12h 16m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$420
This Southwest deal was found by Cheapflights users on 6/27. 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.
Mon 8/108:00 am
ONT
- KOA
1 stop9h 10m
Southwest
Wed 8/1910:00 am
KOA
- ONT
1 stop7h 05m
Southwest
Deal found 6/27![Southwest logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 8/188:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$423
This Expedia deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:11 am
ONT
- LIH
1 stop7h 47m
Multiple Airlines
Tue 8/2511:25 am
LIH
- ONT
1 stop19h 23m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$424
This Booking.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:12 am
ONT
- OGG
1 stop13h 35m
Multiple Airlines
Tue 9/226:24 pm
OGG
- ONT
1 stop24h 46m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:12 pm
ONT
- KOA
1 stop10h 15m
Multiple Airlines
Wed 9/236:00 am
KOA
- ONT
1 stop13h 10m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 am
ONT
- LIH
1 stop10h 31m
Multiple Airlines
Fri 10/309:43 am
LIH
- ONT
1 stop8h 18m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$425
This Southwest deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:00 am
ONT
- ITO
1 stop13h 10m
Southwest
Thu 8/278:00 am
ITO
- ONT
1 stop9h 10m
Southwest
Deal found 6/30![Southwest logo]()
$425
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 July 2, 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 July 2, 2026.
This Southwest deal was found by Cheapflights users on 6/27. 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.
Mon 8/108:00 am
ONT
- KOA
1 stop9h 10m
Southwest
Wed 8/1910:00 am
KOA
- ONT
1 stop7h 05m
Southwest
Deal found 6/27![Southwest logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:37 am
ONT
- OGG
1 stop10h 13m
Multiple Airlines
Wed 11/116:00 am
OGG
- ONT
1 stop13h 32m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:12 pm
ONT
- KOA
1 stop10h 15m
Alaska Airlines
Fri 9/1810:25 pm
KOA
- ONT
1 stop9h 51m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 6/27. 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 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 6/27![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:00 am
ONT
- HNL
1 stop10h 20m
United Airlines
Wed 8/511:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 6/29![United Airlines logo]()
$614
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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.
Wed 9/1612:12 pm
ONT
- KOA
1 stop10h 15m
Multiple Airlines
Wed 9/236:00 am
KOA
- ONT
1 stop13h 10m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 8/118:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$431
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 11/119:00 am
ONT
- OGG
1 stop9h 40m
Southwest
Thu 11/127:00 pm
OGG
- ONT
2 stops11h 00m
Southwest
Deal found 6/28![Southwest logo]()
$435
This Delta deal was found by Cheapflights users on 6/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:20 am
ONT
- OGG
1 stop14h 32m
Delta
Fri 8/79:15 pm
OGG
- ONT
2 stops16h 09m
Delta
Deal found 6/27![Delta logo]()
$440
This Southwest deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:45 am
ONT
- LIH
2 stops13h 25m
Southwest
Wed 8/199:25 pm
LIH
- ONT
2 stops11h 00m
Southwest
Deal found 6/29![Southwest logo]()
$439
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:00 am
ONT
- HNL
Nonstop5h 57m
Multiple Airlines
Fri 12/410:25 pm
HNL
- ONT
1 stop9h 00m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:00 am
ONT
- LIH
2 stops16h 16m
Delta
Wed 8/129:55 pm
LIH
- ONT
2 stops15h 29m
Delta
Deal found 6/29![Delta logo]()
$445
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/212:08 pm
ONT
- KOA
1 stop9h 57m
Alaska Airlines
Tue 8/1111:58 am
KOA
- ONT
1 stop8h 54m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$451
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:45 am
ONT
- LIH
2 stops11h 25m
Southwest
Thu 8/278:20 am
LIH
- ONT
2 stops10h 50m
Southwest
Deal found 7/1![Southwest logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 8/59:19 pm
KOA
- ONT
1 stop10h 55m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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
- ITO
1 stop10h 57m
Multiple Airlines
Wed 11/119:26 am
ITO
- ONT
1 stop10h 06m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$470
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 am
ONT
- HNL
2 stops13h 39m
Delta
Sun 10/49:30 pm
HNL
- ONT
2 stops11h 44m
Delta
Deal found 7/2![Delta logo]()
$485
This Priceline deal was found by Cheapflights users on 6/27. 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 Priceline 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
Alaska Airlines
Tue 7/2810:28 pm
LIH
- ONT
1 stop11h 41m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$474
This Southwest deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:45 am
ONT
- LIH
1 stop9h 50m
Southwest
Mon 8/249:25 pm
LIH
- ONT
1 stop7h 30m
Southwest
Deal found 6/30![Southwest logo]()
$476
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:20 am
ONT
- KOA
1 stop14h 15m
Delta
Wed 8/198:42 pm
KOA
- ONT
1 stop11h 34m
Delta
Deal found 6/30![Delta logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 9/2412:12 pm
ONT
- LIH
1 stop11h 02m
Multiple Airlines
Sun 10/48:03 pm
LIH
- ONT
1 stop22h 19m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$500
This United Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 8/44:20 pm
ONT
- HNL
1 stop8h 23m
United Airlines
Sat 8/811:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Deal found 6/27![United Airlines logo]()
$689
This Southwest deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:00 am
ONT
- LIH
1 stop13h 05m
Southwest
Fri 9/259:25 pm
LIH
- ONT
1 stop7h 40m
Southwest
Deal found 7/1![Southwest logo]()
$482
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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 9/1912:12 pm
ONT
- OGG
1 stop13h 02m
Alaska Airlines
Fri 9/257:00 am
OGG
- ONT
1 stop13h 24m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:20 am
ONT
- KOA
1 stop14h 15m
Delta
Mon 8/178:42 pm
KOA
- ONT
1 stop11h 34m
Delta
Deal found 7/1![Delta logo]()
$499
This Priceline deal was found by Cheapflights users on 6/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:31 am
ONT
- ITO
1 stop8h 42m
Multiple Airlines
Thu 9/2411:27 am
ITO
- ONT
1 stop7h 43m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$508
This Southwest deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:30 am
ONT
- KOA
2 stops14h 35m
Southwest
Fri 9/47:05 pm
KOA
- ONT
2 stops10h 00m
Southwest
Deal found 6/30![Southwest logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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
- OGG
1 stop11h 02m
Alaska Airlines
Wed 8/59:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 7/266:20 am
ONT
- OGG
1 stop14h 36m
Delta
Wed 7/298:08 pm
OGG
- ONT
1 stop9h 39m
Delta
Deal found 6/28![Delta logo]()
$519
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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 11/119:00 am
ONT
- OGG
1 stop9h 40m
Southwest
Sun 11/159:25 pm
OGG
- ONT
2 stops11h 00m
Southwest
Deal found 6/28![Southwest logo]()
$490
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated July 2, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated July 2, 2026 and is based on user searches.
This Jettzy deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Wed 8/129:40 pm
OGG
- ONT
1 stop10h 34m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$418
This Priceline deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:05 pm
ONT
- OGG
1 stop11h 02m
Multiple Airlines
Wed 9/307:15 am
OGG
- ONT
1 stop11h 55m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$427
This Booking.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” 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.
Mon 8/102:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Thu 8/139:10 pm
OGG
- ONT
1 stop9h 46m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$388
This Southwest deal was found by Cheapflights users on 6/27. 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.
Mon 8/108:00 am
ONT
- KOA
1 stop9h 10m
Southwest
Wed 8/1910:00 am
KOA
- ONT
1 stop7h 05m
Southwest
Deal found 6/27![Southwest logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:05 pm
ONT
- OGG
1 stop11h 02m
Alaska Airlines
Tue 8/189:40 pm
OGG
- ONT
1 stop10h 24m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$428
This Priceline deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline 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
Wed 8/199:35 pm
LIH
- ONT
1 stop10h 29m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 6/30![Multiple Airlines logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:05 pm
ONT
- KOA
1 stop11h 05m
Alaska Airlines
Tue 8/188:03 am
KOA
- ONT
1 stop12h 08m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$423
This Priceline deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:11 am
ONT
- LIH
1 stop7h 47m
Multiple Airlines
Tue 8/259:35 pm
LIH
- ONT
1 stop10h 29m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$424
This Southwest deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:15 am
ONT
- KOA
1 stop8h 00m
Southwest
Tue 8/2510:00 am
KOA
- ONT
1 stop7h 05m
Southwest
Deal found 6/30![Southwest logo]()
$424
This Southwest deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:00 am
ONT
- ITO
1 stop13h 10m
Southwest
Thu 8/278:00 am
ITO
- ONT
1 stop9h 10m
Southwest
Deal found 6/30![Southwest logo]()
$425
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:40 am
ONT
- OGG
1 stop8h 55m
Southwest
Thu 9/39:55 am
OGG
- ONT
1 stop7h 15m
Southwest
Deal found 7/2![Southwest logo]()
$424
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 July 2, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
This Trip.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 7/1![Alaska Airlines logo]()
$170
This Southwest deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:00 am
ONT
- HNL
Nonstop5h 40m
Southwest
Deal found 6/29![Southwest logo]()
$179
This HOPEGOO deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure HOPEGOO is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:07 pm
ONT
- HNL
1 stop11h 52m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$180
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:08 am
ONT
- HNL
1 stop8h 37m
United Airlines
Deal found 7/1![United Airlines logo]()
$182
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:08 am
ONT
- HNL
2 stops13h 01m
United Airlines
Deal found 7/1![United Airlines logo]()
$188
This Alaska Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$189
This Booking.com deal was found by Cheapflights users on 6/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:11 am
ONT
- LIH
1 stop15h 48m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$190
This HOPEGOO deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure HOPEGOO is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:07 pm
ONT
- HNL
1 stop11h 52m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$190
This Booking.com deal was found by Cheapflights users on 6/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:11 am
ONT
- KOA
1 stop11h 08m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
ONT
- HNL
2 stops16h 11m
Delta
Deal found 6/29![Delta logo]()
$193
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:52 am
ONT
- HNL
2 stops14h 21m
Delta
Deal found 6/29![Delta logo]()
$194
This Booking.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:12 pm
ONT
- KOA
1 stop10h 15m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$194
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 July 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $388 (Booking.com) |
One-way from | $170 (Trip.com) |
Popular in | July |
Cheapest in | February |
Average price | $524 |
Good round-trip deal | $420 or less |
Good one-way deal | $262 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 July 2, 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
Mon 8/10
8:00 am-2:10 pm
1 stop9h 10m
Kona Intl
Wed 8/19
10:00 am-8:05 pm
1 stop7h 05m
$422
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Tue 11/10
10:37 am-6:50 pm
1 stop10h 13m
Kahului
Wed 11/11
6:00 am-9:32 pm
1 stop13h 32m
$424
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Wed 9/16
12:12 pm-7:27 pm
1 stop10h 15m
Kona Intl
Wed 9/23
6:00 am-10:10 pm
1 stop13h 10m
$424
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Mon 9/14
12:12 pm-7:27 pm
1 stop10h 15m
Kona Intl
Fri 9/18
10:25 pm-11:16 am
1 stop9h 51m
$428
OntarioKailua-Kona
ONT - KOA
ONTKOA
Ontario
Tue 8/4
2:05 pm-10:10 pm
1 stop11h 05m
Kona Intl
Tue 8/11
8:03 am-11:11 pm
1 stop12h 08m
$431
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
$434
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Wed 11/11
9:00 am-4:40 pm
1 stop9h 40m
Kahului
Thu 11/12
7:00 pm-8:00 am
2 stops11h 00m
$435
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 8/12
5:45 am-4:10 pm
2 stops13h 25m
Lihue
Wed 8/19
9:25 pm-11:25 am
2 stops11h 00m
$439
Quickest round-trip
OntarioHonolulu
ONT - HNL
ONTHNL
Ontario
Thu 11/26
9:00 am-12:57 pm
Nonstop5h 57m
Honolulu
Fri 12/4
10:25 pm-9:25 am
1 stop9h 00m
$439
OntarioKahului
ONT - OGG
ONTOGG
Ontario
Tue 8/4
6:20 am-5:52 pm
1 stop14h 32m
Kahului
Fri 8/7
9:15 pm-4:24 pm
2 stops16h 09m
$440
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-ITO
ONT-OGG
ONT-LIH
ONT-KOA
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-ITO
ONT-OGG
ONT-LIH
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 August is currently the most expensive (average of $301). 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 July 2, 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 July 2, 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 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 July 2, 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.
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.1
Entertainment
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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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 July 2, 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 July 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$519 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$183 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$473 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$331 | Average$455 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$343 | Average$536 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$374 | Average$515 | FlexibilityNo cancel fee | On-time85% |