$173+ Cheap flights from Honolulu to Ontario (HNL - ONT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — ONT
Jul 31 — Aug 71
Round-trip
1 adult, Economy
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Find cheap flights from Honolulu to Ontario 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Honolulu to Ontario are usually found in February or January, booked 21 days in advance, depart on a Tuesday or Saturday and return on a Wednesday
Cheap flight deals from Honolulu to Ontario
Cheapest
Best
Last-minute
One-way
Cheapest flights from Honolulu to OntarioExplore the most affordable flight options available from Honolulu to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2026.
Explore the most affordable flight options available from Honolulu to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2026.
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.
Thu 8/2711:55 am
HNL
- ONT
Nonstop5h 15m
Southwest
Mon 8/318:00 am
ONT
- HNL
Nonstop5h 40m
Southwest
Deal found 6/30![Southwest logo]()
$345
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.
Thu 9/2411:55 am
HNL
- ONT
Nonstop5h 15m
Southwest
Mon 10/58:00 am
ONT
- HNL
Nonstop5h 55m
Southwest
Deal found 6/28![Southwest logo]()
$351
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:48 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Mon 10/267:00 am
ONT
- HNL
Nonstop6h 02m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$357
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
HNL
- ONT
1 stop10h 01m
United Airlines
Mon 8/311:56 pm
ONT
- HNL
1 stop8h 32m
United Airlines
Deal found 6/30![United Airlines logo]()
$364
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:33 pm
HNL
- ONT
Nonstop5h 37m
Multiple Airlines
Mon 9/147:59 pm
ONT
- HNL
1 stop17h 48m
Multiple Airlines
Deal found 7/1![Multiple Airlines logo]()
$370
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:40 pm
HNL
- ONT
2 stops11h 38m
United Airlines
Mon 10/56:00 am
ONT
- HNL
1 stop8h 45m
United Airlines
Deal found 6/28![United Airlines logo]()
$376
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.
Thu 10/1512:48 pm
HNL
- ONT
Nonstop5h 34m
Multiple Airlines
Mon 10/196:56 pm
ONT
- HNL
1 stop18h 24m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$377
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 10/612:48 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Wed 10/72:13 pm
ONT
- HNL
1 stop12h 41m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$380
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:33 pm
HNL
- ONT
Nonstop5h 37m
Multiple Airlines
Thu 9/243:14 pm
ONT
- HNL
1 stop11h 45m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$381
Best flights from Honolulu to OntarioDiscover carefully curated flight deals from Honolulu to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2026.
Discover carefully curated flight deals from Honolulu to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
HNL
- ONT
1 stop10h 01m
United Airlines
Mon 8/319:01 am
ONT
- HNL
1 stop10h 24m
United Airlines
Deal found 6/28![United Airlines logo]()
$364
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.
Thu 9/249:30 pm
HNL
- ONT
1 stop11h 20m
Southwest
Mon 10/511:15 am
ONT
- HNL
2 stops13h 10m
Southwest
Deal found 6/27![Southwest logo]()
$376
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.
Thu 8/271:33 pm
HNL
- ONT
Nonstop5h 37m
Alaska Airlines
Mon 8/319:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$417
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 8/2410:45 pm
HNL
- ONT
1 stop9h 31m
Delta
Mon 8/3111:56 am
ONT
- HNL
1 stop10h 15m
Delta
Deal found 6/29![Delta logo]()
$436
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.
Mon 12/211:55 pm
HNL
- ONT
Nonstop5h 33m
Multiple Airlines
Sat 1/910:03 am
ONT
- HNL
1 stop13h 52m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$484
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 9/611:55 am
HNL
- ONT
Nonstop5h 15m
Southwest
Tue 9/151:15 pm
ONT
- HNL
1 stop10h 55m
Southwest
Deal found 6/30![Southwest logo]()
$420
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am
HNL
- ONT
1 stop8h 11m
United Airlines
Tue 9/159:01 am
ONT
- HNL
2 stops13h 47m
United Airlines
Deal found 6/30![United Airlines logo]()
$438
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.
Mon 12/211:55 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Fri 1/89:00 am
ONT
- HNL
Nonstop5h 57m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$475
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 12/221:55 pm
HNL
- ONT
Nonstop5h 33m
Multiple Airlines
Sat 1/96:00 am
ONT
- HNL
1 stop11h 45m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$494
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.
Tue 12/228:10 am
HNL
- ONT
1 stop12h 33m
Delta
Sat 1/97:00 am
ONT
- HNL
1 stop15h 24m
Delta
Deal found 6/28![Delta logo]()
$494
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.
Fri 11/208:00 am
HNL
- ONT
1 stop10h 06m
United Airlines
Mon 11/231:52 pm
ONT
- HNL
1 stop8h 38m
United Airlines
Deal found 6/27![United Airlines logo]()
$454
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.
Mon 7/2011:01 pm
HNL
- ONT
1 stop10h 11m
United Airlines
Mon 7/276:00 am
ONT
- HNL
1 stop8h 43m
United Airlines
Deal found 6/27![United Airlines logo]()
$525
Last-minute flights from Honolulu to OntarioDiscover last-minute flight deals from Honolulu to Ontario. Data last updated July 1, 2026 and is based on user searches.
Discover last-minute flight deals from Honolulu to Ontario. Data last updated July 1, 2026 and is based on user searches.
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:20 pm
HNL
- ONT
1 stop10h 54m
Alaska Airlines
Tue 8/189:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$400
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.
Tue 8/186:10 am
HNL
- ONT
2 stops10h 55m
Southwest
Tue 8/251:15 pm
ONT
- HNL
1 stop10h 55m
Southwest
Deal found 6/28![Southwest logo]()
$415
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:20 pm
HNL
- ONT
1 stop10h 44m
Alaska Airlines
Tue 8/259:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$416
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 8/196:10 am
HNL
- ONT
2 stops10h 55m
Southwest
Fri 9/186:30 am
ONT
- HNL
1 stop10h 20m
Southwest
Deal found 6/28![Southwest logo]()
$401
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.
Mon 8/2410:45 pm
HNL
- ONT
1 stop9h 31m
Delta
Mon 8/3111:56 am
ONT
- HNL
1 stop10h 15m
Delta
Deal found 7/1![Delta logo]()
$411
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 am
HNL
- ONT
2 stops12h 59m
United Airlines
Mon 9/76:08 am
ONT
- HNL
1 stop8h 37m
United Airlines
Deal found 6/28![United Airlines logo]()
$412
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.
Thu 8/2711:55 am
HNL
- ONT
Nonstop5h 15m
Southwest
Mon 8/318:00 am
ONT
- HNL
Nonstop5h 40m
Southwest
Deal found 6/30![Southwest logo]()
$345
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:00 am
HNL
- ONT
1 stop10h 01m
United Airlines
Mon 8/311:56 pm
ONT
- HNL
1 stop8h 32m
United Airlines
Deal found 6/30![United Airlines logo]()
$364
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.
Thu 8/271:33 pm
HNL
- ONT
Nonstop5h 37m
Alaska Airlines
Mon 8/319:31 am
ONT
- HNL
Nonstop5h 59m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$417
One-way flights from Honolulu to OntarioSearch for one-way flight options from Honolulu to Ontario. Find affordable one-way fares based on user searches. Data last updated July 1, 2026.
Search for one-way flight options from Honolulu to Ontario. Find affordable one-way fares based on user searches. Data last updated July 1, 2026.
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.
Thu 9/101:33 pm
HNL
- ONT
Nonstop5h 37m
Alaska Airlines
Deal found 7/1![Alaska Airlines logo]()
$173
This Booking.com deal was found by Cheapflights users on 6/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:33 pm
HNL
- ONT
Nonstop5h 37m
Alaska Airlines
Deal found 6/26![Alaska Airlines logo]()
$176
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.
Wed 10/712:48 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$179
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 10/612:48 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$181
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 8/267:40 pm
HNL
- ONT
1 stop10h 12m
Delta
Deal found 7/1![Delta logo]()
$182
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 8/266:10 am
HNL
- ONT
2 stops10h 55m
Southwest
Deal found 6/28![Southwest logo]()
$183
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.
Wed 9/301:33 pm
HNL
- ONT
Nonstop5h 37m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$187
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.
Mon 10/57:49 pm
HNL
- ONT
1 stop10h 06m
Delta
Deal found 6/30![Delta logo]()
$188
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.
Mon 9/281:33 pm
HNL
- ONT
Nonstop5h 37m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$189
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:30 pm
HNL
- ONT
1 stop10h 33m
American Airlines
Deal found 6/28![American Airlines logo]()
$192
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.
Tue 10/2710:25 pm
HNL
- ONT
2 stops10h 20m
Southwest
Deal found 6/27![Southwest logo]()
$194
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.
Tue 9/229:41 pm
HNL
- ONT
1 stop9h 10m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$195
Find flight deals from Honolulu to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Honolulu (HNL) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $345 (Southwest) |
One-way from | $173 (Alaska Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $505 |
Good one-way deal | $258 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Honolulu to Ontario 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 1, 2026.
Use the filters below to find and compare flights from Honolulu to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 8/27
7:00 am-8:01 pm
1 stop10h 01m
Ontario
Mon 8/31
9:01 am-4:25 pm
1 stop10h 24m
$364
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 9/24
9:30 pm-11:50 am
1 stop11h 20m
Ontario
Mon 10/5
11:15 am-9:25 pm
2 stops13h 10m
$376
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 8/27
1:33 pm-10:10 pm
Nonstop5h 37m
Ontario
Mon 8/31
9:31 am-12:30 pm
Nonstop5h 59m
$417
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Sun 9/6
11:55 am-8:10 pm
Nonstop5h 15m
Ontario
Tue 9/15
1:15 pm-9:10 pm
1 stop10h 55m
$420
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Mon 8/24
10:45 pm-11:16 am
1 stop9h 31m
Ontario
Mon 8/31
11:56 am-7:11 pm
1 stop10h 15m
$436
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Sun 9/6
7:00 am-6:11 pm
1 stop8h 11m
Ontario
Tue 9/15
9:01 am-7:48 pm
2 stops13h 47m
$438
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Fri 11/20
8:00 am-8:06 pm
1 stop10h 06m
Ontario
Mon 11/23
1:52 pm-8:30 pm
1 stop8h 38m
$454
Quickest round-trip
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Mon 12/21
1:55 pm-9:28 pm
Nonstop5h 33m
Ontario
Fri 1/8
9:00 am-12:57 pm
Nonstop5h 57m
$475
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Mon 12/21
1:55 pm-9:28 pm
Nonstop5h 33m
Ontario
Sat 1/9
10:03 am-9:55 pm
1 stop13h 52m
$484
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Tue 12/22
1:55 pm-9:28 pm
Nonstop5h 33m
Ontario
Sat 1/9
6:00 am-3:45 pm
1 stop11h 45m
$494
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Honolulu to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Honolulu to Ontario in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Honolulu-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Honolulu-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Honolulu-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Honolulu-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Honolulu-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Honolulu to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Honolulu with our price prediction graph.
HNL-ONT
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 Honolulu to Ontario
Prices
Airlines
How far ahead should I book a flight from Honolulu to Ontario?
To ensure you get the cheapest price possible for a flight from Honolulu to Ontario, you should look to book at least 20 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Honolulu to Ontario?
Currently, February is the cheapest month in which you can book a flight from Honolulu to Ontario (average of $379). Flying from Honolulu to Ontario in June is currently the most expensive (average of $574). 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 HNL to ONT?
Find hourly flight availability from Honolulu to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Honolulu to Ontario as you normally would.
The best insider tips for Honolulu to Ontario flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Honolulu to Ontario trip
Our travel experts
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 1, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andHawaiian Airlines from Honolulu to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Crew
8.5
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Honolulu to Ontario. 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 Honolulu to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Honolulu to Ontario by cabin class
Find flights from Honolulu to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 1, 2026.
Honolulu and Ontario flights
Browse other Honolulu and Ontario flight options. Last updated on July 1, 2026.
Other flights from Honolulu
Browse through other flights departing from Honolulu. Flights are based on user searches made on Cheapflights and were last updated on July 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Honolulu to Ontario
Discover the top 4 airlines that operate flights from Honolulu to Ontario. 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 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$213 | Average$590 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$218 | Average$494 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$295 | Average$467 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$358 | Average$472 | FlexibilityNo cancel fee | On-time85% |