$163+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HNL
Sep 30 — Oct 71
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 31, 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 31, 2026.
This Southwest deal was found by Cheapflights users on 8/27. 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 10/266:10 am -
1 stop7h 50m
Fri 10/306:15 am -
1 stop11h 25m
Deal found 8/27![Southwest logo]()
$340
This Booking.com deal was found by Cheapflights users on 8/28. 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.
Thu 10/297:00 am -
Nonstop6h 00m
Wed 11/42:00 pm -
Nonstop5h 42m
Deal found 8/28![Alaska Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 8/27. 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 9/1611:54 am -
1 stop10h 34m
Tue 10/2710:40 pm -
1 stop9h 36m
Deal found 8/27![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 10/196:20 am -
1 stop14h 39m
Thu 10/228:00 pm -
1 stop9h 55m
Deal found 8/27![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:20 am -
1 stop14h 18m
Thu 11/1210:40 pm -
1 stop10h 37m
Deal found 8/26![Delta logo]()
$344
This Southwest deal was found by Cheapflights users on 8/29. 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.
Sun 11/19:00 am -
Nonstop5h 45m
Thu 11/52:40 pm -
Nonstop5h 30m
Deal found 8/29![Southwest logo]()
$345
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 9/216:00 am -
1 stop11h 01m
Wed 9/308:00 pm -
1 stop10h 02m
Deal found 8/27![Delta logo]()
$345
This Trip.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 am -
Nonstop6h 00m
Sun 11/12:00 pm -
Nonstop5h 42m
Deal found 8/26![Alaska Airlines logo]()
$347
This Booking.com deal was found by Cheapflights users on 8/28. 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.
Sun 11/87:30 am -
Nonstop6h 06m
Fri 11/132:00 pm -
Nonstop5h 42m
Deal found 8/28![Alaska Airlines logo]()
$348
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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.
Tue 10/207:00 am -
Nonstop6h 00m
Wed 10/2112:58 pm -
Nonstop5h 31m
Deal found 8/30![Alaska Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:00 am -
2 stops16h 10m
Tue 10/139:53 pm -
1 stop10h 23m
Deal found 8/26![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 11/911:57 am -
1 stop10h 41m
Fri 11/138:00 am -
2 stops13h 49m
Deal found 8/27![Delta logo]()
$350
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 31, 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 31, 2026.
This Southwest deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:00 am -
1 stop9h 15m
Wed 10/2810:00 am -
1 stop9h 15m
Deal found 8/26![Southwest logo]()
$351
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am -
1 stop11h 01m
Wed 9/308:00 pm -
1 stop10h 02m
Deal found 8/26![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 10/221:52 pm -
1 stop10h 35m
Tue 10/2710:59 pm -
1 stop10h 30m
Deal found 8/27![United Airlines logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:00 am -
1 stop9h 06m
Thu 10/294:51 pm -
2 stops14h 26m
Deal found 8/26![Multiple Airlines logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 10/47:25 am -
1 stop16h 27m
Fri 10/163:13 pm -
1 stop16h 04m
Deal found 8/28![Alaska Airlines logo]()
$468
This Southwest deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:00 am -
1 stop9h 15m
Mon 10/268:00 am -
1 stop9h 40m
Deal found 8/27![Southwest logo]()
$395
This Delta deal was found by Cheapflights users on 8/27. 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.
Thu 9/246:00 am -
1 stop11h 01m
Thu 10/19:10 pm -
2 stops16h 25m
Deal found 8/27![Delta logo]()
$410
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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.
Tue 10/277:00 am -
1 stop16h 13m
Wed 10/288:13 am -
1 stop10h 16m
Deal found 8/30![Multiple Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:07 am -
1 stop8h 22m
Fri 10/3010:59 pm -
1 stop10h 30m
Deal found 8/26![United Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:56 am -
1 stop10h 18m
Wed 10/289:53 pm -
1 stop10h 23m
Deal found 8/26![Delta logo]()
$444
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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.
Tue 10/277:00 am -
1 stop9h 08m
Thu 10/298:45 pm -
1 stop21h 44m
Deal found 8/30![Multiple Airlines logo]()
$460
This Alaska Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:12 am -
1 stop13h 35m
Sun 10/410:59 pm -
2 stops15h 06m
Deal found 8/26![Alaska Airlines logo]()
$520
This Southwest deal was found by Cheapflights users on 8/28. 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 9/307:45 am -
2 stops11h 25m
Fri 10/910:00 am -
2 stops10h 55m
Deal found 8/28![Southwest logo]()
$479
This United Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:52 pm -
1 stop8h 52m
Thu 10/2910:59 pm -
1 stop10h 30m
Deal found 8/26![United Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am -
1 stop11h 01m
Thu 9/179:10 pm -
1 stop11h 04m
Deal found 8/26![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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.
Wed 11/1812:02 pm -
1 stop10h 34m
Tue 11/241:49 pm -
Nonstop5h 34m
Deal found 8/28![Multiple Airlines logo]()
$470
This Southwest deal was found by Cheapflights users on 8/30. 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.
Thu 11/129:00 am -
1 stop7h 25m
Wed 11/188:00 am -
1 stop12h 10m
Deal found 8/30![Southwest logo]()
$479
This United Airlines deal was found by Cheapflights users on 8/27. 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.
Sun 9/209:01 am -
1 stop10h 34m
Sat 9/2610:30 pm -
1 stop8h 53m
Deal found 8/27![United Airlines logo]()
$484
This Alaska Airlines deal was found by Cheapflights users on 8/29. 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.
Fri 10/307:00 am -
1 stop7h 43m
Tue 11/312:17 pm -
1 stop7h 25m
Deal found 8/29![Multiple Airlines logo]()
$479
This Southwest deal was found by Cheapflights users on 8/28. 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.
Sun 9/278:00 am -
1 stop9h 10m
Sun 10/48:35 pm -
1 stop14h 25m
Deal found 8/28![Southwest logo]()
$484
This United Airlines deal was found by Cheapflights users on 8/27. 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.
Sun 9/206:08 am -
1 stop8h 51m
Mon 9/2811:00 pm -
1 stop8h 23m
Deal found 8/27![United Airlines logo]()
$485
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:45 am -
2 stops12h 29m
Wed 10/289:53 pm -
2 stops11h 43m
Deal found 8/26![Delta logo]()
$485
This Alaska Airlines deal was found by Cheapflights users on 8/29. 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.
Sat 11/147:30 am -
1 stop8h 38m
Wed 11/1810:55 pm -
1 stop10h 23m
Deal found 8/29![Multiple Airlines logo]()
$484
This Southwest deal was found by Cheapflights users on 8/30. 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 10/306:30 am -
2 stops14h 40m
Wed 11/48:00 am -
1 stop12h 10m
Deal found 8/30![Southwest logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/36:00 am -
1 stop11h 12m
Mon 2/810:00 am -
1 stop8h 26m
Deal found 8/30![United Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 8/30. 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.
Tue 9/296:00 am -
2 stops16h 10m
Mon 10/59:54 pm -
2 stops11h 42m
Deal found 8/30![Delta logo]()
$507
This Alaska Airlines deal was found by Cheapflights users on 8/29. 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.
Sat 1/27:20 am -
Nonstop6h 19m
Tue 1/510:14 pm -
1 stop9h 46m
Deal found 8/29![Alaska Airlines logo]()
$751
This United Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 9/191:56 pm -
1 stop7h 34m
Thu 9/2410:05 pm -
1 stop9h 18m
Deal found 8/27![United Airlines logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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.
Wed 10/77:00 am -
Nonstop6h 00m
Sun 10/119:20 pm -
1 stop9h 57m
Deal found 8/28![Multiple Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 8/29. 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.
Sun 9/276:00 am -
1 stop14h 53m
Sun 10/48:00 pm -
1 stop10h 02m
Deal found 8/29![Delta logo]()
$534
Last-minute flights from Ontario to HawaiiDiscover last-minute flight deals from Ontario to Hawaii. Data last updated August 31, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hawaii. Data last updated August 31, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
1 stop14h 31m
Wed 9/238:55 pm -
1 stop11h 19m
Deal found 8/26![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 8/27. 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 9/166:00 am -
1 stop11h 01m
Tue 9/228:00 pm -
1 stop10h 02m
Deal found 8/27![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:04 pm -
2 stops31h 49m
Wed 9/238:00 pm -
1 stop10h 02m
Deal found 8/26![Delta logo]()
$415
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
1 stop11h 01m
Thu 9/179:10 pm -
1 stop11h 04m
Deal found 8/26![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
1 stop11h 01m
Wed 9/238:00 pm -
1 stop10h 02m
Deal found 8/26![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
1 stop11h 01m
Tue 9/229:10 pm -
2 stops12h 04m
Deal found 8/26![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:40 am -
1 stop9h 55m
Tue 9/229:25 pm -
1 stop7h 30m
Deal found 8/27![Southwest logo]()
$374
This Delta deal was found by Cheapflights users on 8/27. 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.
Sun 9/206:00 am -
1 stop14h 53m
Fri 9/259:10 pm -
2 stops16h 25m
Deal found 8/27![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 8/27. 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.
Sun 9/206:00 am -
1 stop14h 31m
Wed 9/238:55 pm -
1 stop11h 19m
Deal found 8/27![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 9/216:00 am -
1 stop11h 01m
Wed 9/308:00 pm -
1 stop10h 02m
Deal found 8/27![Delta logo]()
$345
This Alaska Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:12 am -
1 stop13h 35m
Tue 10/66:40 pm -
1 stop23h 49m
Deal found 8/26![Multiple Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am -
1 stop16h 10m
Thu 10/89:53 pm -
1 stop10h 23m
Deal found 8/26![Delta logo]()
$404
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 31, 2026.
Search for one-way flight options from Ontario to Hawaii. Find affordable one-way fares based on user searches. Data last updated August 31, 2026.
This Priceline deal was found by Cheapflights users on 8/27. 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 9/229:31 am -
Nonstop5h 59m
Deal found 8/27![Alaska Airlines logo]()
$163
This Trip.com deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:00 am -
Nonstop6h 00m
Deal found 8/26![Alaska Airlines logo]()
$165
This Booking.com deal was found by Cheapflights users on 8/27. 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.
Sun 9/209:31 am -
Nonstop5h 59m
Deal found 8/27![Alaska Airlines logo]()
$167
This Delta deal was found by Cheapflights users on 8/27. 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 9/2311:54 am -
1 stop10h 16m
Deal found 8/27![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 10/2611:56 am -
1 stop10h 52m
Deal found 8/27![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 8/27. 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.
Sun 9/206:00 am -
1 stop14h 53m
Deal found 8/27![Delta logo]()
$172
This Delta deal was found by Cheapflights users on 8/27. 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.
Sun 10/186:20 am -
1 stop14h 18m
Deal found 8/27![Delta logo]()
$172
This Southwest deal was found by Cheapflights users on 8/30. 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 11/19:00 am -
Nonstop5h 45m
Deal found 8/30![Southwest logo]()
$173
This Delta deal was found by Cheapflights users on 8/27. 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 9/296:00 am -
2 stops13h 38m
Deal found 8/27![Delta logo]()
$178
This Delta deal was found by Cheapflights users on 8/27. 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 9/226:00 am -
2 stops14h 53m
Deal found 8/27![Delta logo]()
$178
This Southwest deal was found by Cheapflights users on 8/27. 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.
Sun 11/299:00 am -
1 stop7h 25m
Deal found 8/27![Southwest logo]()
$179
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 10/297:00 am -
Nonstop6h 00m
Deal found 8/28![Alaska Airlines logo]()
$179
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 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $340 (Southwest) |
One-way from | $163 (Priceline) |
Popular in | June |
Cheapest in | February |
Average price | $449 |
Good round-trip deal | $403 or less |
Good one-way deal | $162 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 31, 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 Ontario - KOA Kona Intl
ONTKOA
Ontario
Mon 10/19
8:00 am-2:15 pm
1 stop9h 15m
Kona Intl
Wed 10/28
10:00 am-10:15 pm
1 stop9h 15m
$351
OntarioKahului
ONT Ontario - OGG Kahului
ONTOGG
Ontario
Mon 9/21
6:00 am-2:01 pm
1 stop11h 01m
Kahului
Wed 9/30
8:00 pm-9:02 am
1 stop10h 02m
$374
OntarioKailua-Kona
ONT Ontario - KOA Kona Intl
ONTKOA
Ontario
Thu 10/22
1:52 pm-9:27 pm
1 stop10h 35m
Kona Intl
Tue 10/27
10:59 pm-12:29 pm
1 stop10h 30m
$374
OntarioKailua-Kona
ONT Ontario - KOA Kona Intl
ONTKOA
Ontario
Fri 10/23
8:00 am-2:15 pm
1 stop9h 15m
Kona Intl
Mon 10/26
8:00 am-8:40 pm
1 stop9h 40m
$395
OntarioKahului
ONT Ontario - OGG Kahului
ONTOGG
Ontario
Thu 9/24
6:00 am-2:01 pm
1 stop11h 01m
Kahului
Thu 10/1
9:10 pm-4:35 pm
2 stops16h 25m
$410
OntarioHilo
ONT Ontario - ITO Hilo Intl
ONTITO
Ontario
Tue 10/27
7:00 am-1:06 pm
1 stop9h 06m
Hilo Intl
Thu 10/29
4:51 pm-10:17 am
2 stops14h 26m
$411
OntarioLihue
ONT Ontario - LIH Lihue
ONTLIH
Ontario
Wed 10/21
11:56 am-7:14 pm
1 stop10h 18m
Lihue
Wed 10/28
9:53 pm-11:16 am
1 stop10h 23m
$444
OntarioLihue
ONT Ontario - LIH Lihue
ONTLIH
Ontario
Tue 10/27
7:00 am-8:13 pm
1 stop16h 13m
Lihue
Wed 10/28
8:13 am-9:29 pm
1 stop10h 16m
$454
OntarioKahului
ONT Ontario - OGG Kahului
ONTOGG
Ontario
Tue 10/27
7:00 am-1:08 pm
1 stop9h 08m
Kahului
Thu 10/29
8:45 pm-9:29 pm
1 stop21h 44m
$460
OntarioKahului
ONT Ontario - OGG Kahului
ONTOGG
Ontario
Thu 9/10
6:00 am-2:01 pm
1 stop11h 01m
Kahului
Thu 9/17
9:10 pm-11:14 am
1 stop11h 04m
$464
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-LIH
ONT-HNL
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-LIH
ONT-HNL
ONT-OGG
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 31, 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 August 31, 2026.
The most flights from ONT to USHI are scheduled on a Friday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Ontario to Hawaii?
Airfare is below average for this route at the moment.
Ontario to Hawaii flights typically cost between $375 and $503 in October.The cheapest round-trip price found within the last 5 days was $341 on Alaska Airlines (Oct 29-Nov 4).
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 31, 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.
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
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 31, 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 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$78 | Average$519 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$188 | Average$517 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$227 | Average$468 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$434 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$340 | Average$542 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$341 | Average$513 | FlexibilityNo cancel fee | On-time85% |