$152+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Sep 19 — Sep 261
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 August 20, 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 August 20, 2026.
This Delta deal was found by Cheapflights users on 8/20. 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 9/216:00 am -
1 stop11h 01m
Tue 9/299:10 pm -
1 stop11h 04m
Deal found 8/20![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:54 am -
1 stop10h 16m
Tue 9/229:54 pm -
1 stop10h 20m
Deal found 8/17![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 8/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:30 am -
1 stop11h 16m
Tue 11/2410:43 pm -
1 stop7h 58m
Deal found 8/19![American Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 8/18. 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 9/206:00 am -
1 stop14h 53m
Wed 9/238:00 pm -
1 stop10h 02m
Deal found 8/18![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/17. 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 12/26:00 am -
1 stop11h 00m
Tue 12/1510:40 pm -
1 stop10h 37m
Deal found 8/17![Delta logo]()
$344
This Southwest deal was found by Cheapflights users on 8/18. 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 11/169:00 am -
1 stop7h 30m
Tue 11/248:00 am -
1 stop12h 45m
Deal found 8/18![Southwest logo]()
$346
This Booking.com deal was found by Cheapflights users on 8/20. 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.
Wed 9/169:31 am -
Nonstop5h 59m
Wed 10/712:58 pm -
Nonstop5h 31m
Deal found 8/20![Alaska Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 8/17. 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 9/169:52 am -
2 stops12h 36m
Wed 9/237:49 pm -
1 stop10h 13m
Deal found 8/17![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 8/19. 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 9/206:00 am -
1 stop14h 53m
Fri 9/259:10 pm -
2 stops16h 25m
Deal found 8/19![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 8/18. 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.
Tue 11/177:04 am -
1 stop14h 23m
Fri 12/410:40 pm -
2 stops15h 50m
Deal found 8/18![Delta logo]()
$350
This Priceline deal was found by Cheapflights users on 8/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am -
Nonstop6h 00m
Tue 10/2012:58 pm -
Nonstop5h 31m
Deal found 8/17![Alaska Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 8/17. 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.
Wed 9/165:45 am -
1 stop10h 00m
Wed 9/2310:00 am -
1 stop7h 10m
Deal found 8/17![Southwest logo]()
$351
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 August 20, 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 August 20, 2026.
This Delta deal was found by Cheapflights users on 8/18. 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 9/206:00 am -
1 stop14h 53m
Wed 9/238:00 pm -
1 stop10h 02m
Deal found 8/18![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 8/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/201:53 pm -
1 stop8h 27m
Wed 9/2310:15 pm -
1 stop9h 08m
Deal found 8/19![United Airlines logo]()
$344
This Southwest deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:00 am -
Nonstop5h 45m
Sun 11/1510:40 pm -
1 stop12h 10m
Deal found 8/15![Southwest logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 10/187:00 am -
1 stop9h 44m
Wed 10/219:16 am -
1 stop9h 13m
Deal found 8/20![Multiple Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:31 am -
Nonstop5h 59m
Sat 9/59:20 pm -
1 stop10h 44m
Deal found 8/16![Alaska Airlines logo]()
$578
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:04 am -
1 stop14h 23m
Thu 12/310:40 pm -
1 stop10h 37m
Deal found 8/18![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/17. 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 9/169:52 am -
2 stops12h 36m
Wed 9/237:49 pm -
1 stop10h 13m
Deal found 8/17![Delta logo]()
$350
This Southwest deal was found by Cheapflights users on 8/18. 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.
Wed 12/29:00 am -
1 stop7h 30m
Sun 12/66:55 pm -
2 stops12h 25m
Deal found 8/18![Southwest logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am -
1 stop9h 06m
Thu 10/294:51 pm -
2 stops14h 26m
Deal found 8/18![Multiple Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 8/18. 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.
Thu 9/1711:54 am -
1 stop10h 34m
Tue 9/2210:39 pm -
1 stop9h 35m
Deal found 8/18![Delta logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 1/188:39 am -
1 stop9h 48m
Thu 1/2111:00 am -
1 stop8h 18m
Deal found 8/18![Multiple Airlines logo]()
$435
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sun 11/156:00 am -
1 stop8h 31m
Sat 11/2111:59 pm -
1 stop10h 30m
Deal found 8/18![United Airlines logo]()
$484
This Southwest deal was found by Cheapflights users on 8/18. 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.
Sat 1/169:00 am -
1 stop14h 30m
Tue 1/197:10 pm -
2 stops12h 15m
Deal found 8/18![Southwest logo]()
$442
This Delta deal was found by Cheapflights users on 8/18. 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.
Thu 12/36:00 am -
1 stop11h 00m
Tue 12/810:40 pm -
1 stop10h 37m
Deal found 8/18![Delta logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 9/139:31 am -
1 stop11h 46m
Mon 9/2810:25 pm -
1 stop9h 51m
Deal found 8/20![Multiple Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 9/226:08 am -
1 stop7h 41m
Sun 9/2710:55 pm -
1 stop8h 28m
Deal found 8/18![United Airlines logo]()
$484
This Southwest deal was found by Cheapflights users on 8/19. 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.
Sat 2/139:00 am -
1 stop14h 30m
Sun 2/2111:50 am -
1 stop8h 30m
Deal found 8/19![Southwest logo]()
$450
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:56 am -
1 stop10h 52m
Mon 11/210:35 pm -
2 stops12h 01m
Deal found 8/17![Delta logo]()
$382
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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.
Fri 10/2311:13 am -
1 stop12h 52m
Wed 11/46:00 am -
1 stop13h 42m
Deal found 8/19![Multiple Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 8/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
1 stop7h 49m
Sun 12/611:55 pm -
1 stop8h 02m
Deal found 8/20![United Airlines logo]()
$484
This Southwest deal was found by Cheapflights users on 8/17. 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.
Wed 11/45:45 am -
2 stops12h 25m
Wed 11/119:25 pm -
2 stops11h 15m
Deal found 8/17![Southwest logo]()
$467
This Delta deal was found by Cheapflights users on 8/18. 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 1/317:00 am -
1 stop15h 22m
Tue 2/1610:45 pm -
1 stop13h 12m
Deal found 8/18![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 -
1 stop16h 13m
Wed 10/288:13 am -
1 stop10h 16m
Deal found 8/19![Multiple Airlines logo]()
$451
This Southwest deal was found by Cheapflights users on 8/18. 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.
Sun 9/208:00 am -
1 stop13h 05m
Wed 9/238:35 pm -
2 stops12h 15m
Deal found 8/18![Southwest logo]()
$469
This Delta deal was found by Cheapflights users on 8/19. 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.
Tue 1/267:00 am -
1 stop13h 54m
Wed 2/310:45 pm -
1 stop13h 12m
Deal found 8/19![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 8/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:35 pm -
1 stop8h 55m
Thu 11/128:00 am -
1 stop10h 15m
Deal found 8/19![United Airlines logo]()
$517
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:12 pm -
2 stops12h 42m
Wed 9/169:26 am -
1 stop9h 44m
Deal found 8/15![Multiple Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 8/17. 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 1/267:00 am -
1 stop13h 54m
Tue 2/210:45 pm -
1 stop13h 12m
Deal found 8/17![Delta logo]()
$388
This Southwest deal was found by Cheapflights users on 8/17. 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.
Sun 1/106:35 am -
1 stop11h 45m
Sun 1/179:10 pm -
2 stops12h 10m
Deal found 8/17![Southwest logo]()
$472
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 9/209:31 am -
1 stop9h 10m
Mon 9/289:18 pm -
1 stop10h 58m
Deal found 8/17![Multiple Airlines logo]()
$463
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated August 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated August 20, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:54 am -
1 stop10h 16m
Tue 9/229:54 pm -
1 stop10h 20m
Deal found 8/17![Delta logo]()
$344
This Priceline deal was found by Cheapflights users on 8/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:31 am -
Nonstop5h 59m
Thu 9/171:33 pm -
Nonstop5h 37m
Deal found 8/17![Alaska Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:54 am -
1 stop10h 34m
Tue 9/2210:39 pm -
1 stop9h 35m
Deal found 8/17![Delta logo]()
$356
This Delta deal was found by Cheapflights users on 8/20. 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.
Tue 9/1511:54 am -
1 stop10h 34m
Wed 9/237:49 pm -
1 stop10h 13m
Deal found 8/20![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/17. 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 9/166:00 am -
1 stop14h 31m
Tue 9/228:55 pm -
1 stop11h 19m
Deal found 8/17![Delta logo]()
$344
This Booking.com deal was found by Cheapflights users on 8/20. 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.
Wed 9/169:31 am -
Nonstop5h 59m
Wed 10/712:58 pm -
Nonstop5h 31m
Deal found 8/20![Alaska Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 8/20. 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 9/166:00 am -
2 stops16h 28m
Tue 10/277:25 pm -
1 stop10h 30m
Deal found 8/20![Delta logo]()
$350
This Southwest deal was found by Cheapflights users on 8/17. 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.
Wed 9/165:45 am -
1 stop10h 00m
Wed 9/2310:00 am -
1 stop7h 10m
Deal found 8/17![Southwest logo]()
$351
This Delta deal was found by Cheapflights users on 8/18. 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 9/206:00 am -
1 stop14h 53m
Wed 9/238:00 pm -
1 stop10h 02m
Deal found 8/18![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/19. 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 9/206:00 am -
1 stop14h 53m
Fri 9/259:10 pm -
2 stops16h 25m
Deal found 8/19![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 8/20. 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 9/216:00 am -
1 stop11h 01m
Tue 9/299:10 pm -
1 stop11h 04m
Deal found 8/20![Delta logo]()
$324
This Priceline deal was found by Cheapflights users on 8/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:31 am -
Nonstop5h 59m
Wed 9/301:33 pm -
Nonstop5h 37m
Deal found 8/17![Alaska Airlines logo]()
$357
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 August 20, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
This SmartFares deal was found by Cheapflights users on 8/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:31 am -
Nonstop5h 59m
Deal found 8/20![Alaska Airlines logo]()
$152
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 11/911:38 am -
1 stop24h 49m
Deal found 8/18![Multiple Airlines logo]()
$160
This Trip.com deal was found by Cheapflights users on 8/18. 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.
Mon 11/911:38 am -
1 stop26h 28m
Deal found 8/18![Multiple Airlines logo]()
$163
This Trip.com deal was found by Cheapflights users on 8/17. 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.
Tue 10/277:00 am -
Nonstop6h 00m
Deal found 8/17![Alaska Airlines logo]()
$171
This Delta deal was found by Cheapflights users on 8/18. 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.
Mon 10/1911:56 am -
1 stop10h 18m
Deal found 8/18![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 8/18. 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.
Mon 10/1911:56 am -
1 stop10h 52m
Deal found 8/18![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
1 stop11h 01m
Deal found 8/18![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 8/18. 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.
Tue 11/107:04 am -
1 stop14h 23m
Deal found 8/18![Delta logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:31 am -
Nonstop5h 59m
Deal found 8/15![Alaska Airlines logo]()
$173
This Delta deal was found by Cheapflights users on 8/19. 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.
Mon 10/196:20 am -
1 stop14h 18m
Deal found 8/19![Delta logo]()
$173
This Booking.com deal was found by Cheapflights users on 8/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:00 am -
Nonstop6h 00m
Deal found 8/18![Alaska Airlines logo]()
$176
This Delta deal was found by Cheapflights users on 8/17. 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 10/209:45 am -
2 stops14h 30m
Deal found 8/17![Delta logo]()
$178
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 August 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $324 (Delta) |
One-way from | $152 (SmartFares) |
Popular in | June |
Cheapest in | February |
Average price | $449 |
Good round-trip deal | $402 or less |
Good one-way deal | $227 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 7,457,451 searches. Data last updated August 20, 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
OntarioKahului
ONT Ontario - OGG Kahului
ONTOGG
Ontario
Sun 9/20
6:00 am-5:53 pm
1 stop14h 53m
Kahului
Wed 9/23
8:00 pm-9:02 am
1 stop10h 02m
$344
OntarioKahului
ONT Ontario - OGG Kahului
ONTOGG
Ontario
Sun 9/20
1:53 pm-7:20 pm
1 stop8h 27m
Kahului
Wed 9/23
10:15 pm-10:23 am
1 stop9h 08m
$344
OntarioKailua-Kona
ONT Ontario - KOA Kona Intl
ONTKOA
Ontario
Wed 12/2
7:04 am-7:27 pm
1 stop14h 23m
Kona Intl
Thu 12/3
10:40 pm-11:17 am
1 stop10h 37m
$344
OntarioHonolulu
ONT Ontario - HNL Honolulu
ONTHNL
Ontario
Wed 9/16
9:52 am-7:28 pm
2 stops12h 36m
Honolulu
Wed 9/23
7:49 pm-9:02 am
1 stop10h 13m
$350
OntarioHonolulu
ONT Ontario - HNL Honolulu
ONTHNL
Ontario
Thu 9/17
11:54 am-7:28 pm
1 stop10h 34m
Honolulu
Tue 9/22
10:39 pm-11:14 am
1 stop9h 35m
$360
OntarioKailua-Kona
ONT Ontario - KOA Kona Intl
ONTKOA
Ontario
Thu 12/3
6:00 am-3:00 pm
1 stop11h 00m
Kona Intl
Tue 12/8
10:40 pm-11:17 am
1 stop10h 37m
$374
OntarioHonolulu
ONT Ontario - HNL Honolulu
ONTHNL
Ontario
Thu 10/29
11:56 am-7:48 pm
1 stop10h 52m
Honolulu
Mon 11/2
10:35 pm-12:36 pm
2 stops12h 01m
$382
OntarioLihue
ONT Ontario - LIH Lihue
ONTLIH
Ontario
Sun 1/31
7:00 am-8:22 pm
1 stop15h 22m
Lihue
Tue 2/16
10:45 pm-1:57 pm
1 stop13h 12m
$388
OntarioKailua-Kona
ONT Ontario - KOA Kona Intl
ONTKOA
Ontario
Tue 1/26
7:00 am-6:54 pm
1 stop13h 54m
Kona Intl
Wed 2/3
10:45 pm-1:57 pm
1 stop13h 12m
$388
OntarioKailua-Kona
ONT Ontario - KOA Kona Intl
ONTKOA
Ontario
Tue 1/26
7:00 am-6:54 pm
1 stop13h 54m
Kona Intl
Tue 2/2
10:45 pm-1:57 pm
1 stop13h 12m
$388
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Hawaii
Have a flexible travel schedule? Discover the best time to fly to Hawaii from Ontario with our price prediction graph.
ONT-OGG
ONT-LIH
ONT-HNL
ONT-KOA
ONT-ITO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Hawaii
ONT-USHI
ONT-OGG
ONT-LIH
ONT-HNL
ONT-KOA
What is the cheapest month to book a flight from Ontario to Hawaii?
Currently, January is the cheapest month in which you can book a flight from Ontario to Hawaii (average of $403). Flying from Ontario to Hawaii in July is currently the most expensive (average of $626). 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 August 20, 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.
How much does it cost to fly round-trip from Ontario to Hawaii?
Airfare is below average for this route at the moment.
Ontario to Hawaii flights typically cost between $393 and $543 in September.The cheapest round-trip price found within the last 5 days was $344 on Delta (Sep 15-Sep 23).
How far ahead should I book a flight from Ontario to Hawaii?
Booking 34 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 August 20, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Ontario to Hawaii. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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 August 20, 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 7,457,451 searches. Data last updated August 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$516 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$137 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$227 | Average$466 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$331 | Average$440 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$339 | Average$539 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$344 | Average$509 | FlexibilityNo cancel fee | On-time85% |