$149+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — ONT
Apr 8 — Apr 151
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 April or February, booked 37 days in advance, depart on a Tuesday or Saturday and return on a Thursday
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 March 9, 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 March 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/2912:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Tue 5/58:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 4/237:00 am
HNL
- ONT
1 stop7h 47m
United Airlines
Sun 4/266:00 am
ONT
- HNL
1 stop8h 48m
United Airlines
Deal found 3/5![United Airlines logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 5/612:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Mon 5/118:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:35 pm
HNL
- ONT
Nonstop5h 35m
Multiple Airlines
Tue 5/510:39 am
ONT
- HNL
1 stop11h 22m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$318
This CheapOair deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 5/512:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Fri 5/88:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/2212:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Tue 4/288:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$347
This Cheapflightsfares deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:59 pm
HNL
- ONT
1 stop11h 33m
Multiple Airlines
Mon 5/118:30 am
ONT
- HNL
Nonstop6h 05m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 4/169:40 pm
HNL
- ONT
2 stops11h 40m
United Airlines
Sun 4/196:00 am
ONT
- HNL
2 stops13h 17m
United Airlines
Deal found 3/8![United Airlines logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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 5/512:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Wed 5/68:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 4/2911:23 pm
HNL
- ONT
1 stop9h 59m
United Airlines
Sat 5/910:43 am
ONT
- HNL
2 stops12h 06m
United Airlines
Deal found 3/5![United Airlines logo]()
$352
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 March 9, 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 March 9, 2026.
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 4/169:40 pm
HNL
- ONT
2 stops11h 40m
United Airlines
Fri 4/246:00 am
ONT
- HNL
1 stop8h 48m
United Airlines
Deal found 3/8![United Airlines logo]()
$374
This Alaska Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 9/49:55 pm
HNL
- ONT
1 stop10h 14m
Multiple Airlines
Mon 9/74:00 pm
ONT
- HNL
1 stop10h 55m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$414
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 4/62:25 pm
HNL
- ONT
Nonstop5h 34m
Alaska Airlines
Wed 4/88:32 am
ONT
- HNL
Nonstop6h 03m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$622
This Southwest deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 3/198:10 am
HNL
- ONT
2 stops10h 55m
Southwest
Thu 3/2611:10 am
ONT
- HNL
1 stop7h 55m
Southwest
Deal found 3/8![Southwest logo]()
$672
This Delta deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 3/2310:40 pm
HNL
- ONT
1 stop15h 33m
Delta
Sun 3/296:00 am
ONT
- HNL
1 stop17h 52m
Delta
Deal found 3/4![Delta logo]()
$741
This United Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/17:00 am
HNL
- ONT
1 stop7h 47m
United Airlines
Tue 4/71:27 pm
ONT
- HNL
1 stop8h 53m
United Airlines
Deal found 3/6![United Airlines logo]()
$416
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 5/55:20 pm
HNL
- ONT
2 stops13h 48m
Multiple Airlines
Wed 5/63:24 pm
ONT
- HNL
1 stop10h 05m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$531
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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 8/11:11 pm
HNL
- ONT
Nonstop5h 36m
Alaska Airlines
Wed 8/59:11 am
ONT
- HNL
Nonstop6h 00m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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 5/56:05 am
HNL
- ONT
2 stops13h 54m
United Airlines
Wed 5/66:00 am
ONT
- HNL
2 stops10h 10m
United Airlines
Deal found 3/7![United Airlines logo]()
$700
This Alaska Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 3/232:25 pm
HNL
- ONT
Nonstop5h 34m
Multiple Airlines
Mon 3/306:00 am
ONT
- HNL
1 stop18h 13m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$704
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 3/3011:23 pm
HNL
- ONT
1 stop7h 33m
United Airlines
Wed 4/11:27 pm
ONT
- HNL
1 stop8h 53m
United Airlines
Deal found 3/8![United Airlines logo]()
$714
Last-minute flights from Honolulu to OntarioDiscover last-minute flight deals from Honolulu to Ontario. Data last updated March 9, 2026 and is based on user searches.
Discover last-minute flight deals from Honolulu to Ontario. Data last updated March 9, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 4/169:40 pm
HNL
- ONT
2 stops11h 40m
United Airlines
Sun 4/196:00 am
ONT
- HNL
2 stops13h 17m
United Airlines
Deal found 3/8![United Airlines logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 4/2212:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Tue 4/288:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 4/237:00 am
HNL
- ONT
1 stop7h 47m
United Airlines
Sun 4/266:00 am
ONT
- HNL
1 stop8h 48m
United Airlines
Deal found 3/5![United Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/239:25 pm
HNL
- ONT
2 stops10h 00m
Southwest
Sun 4/266:00 am
ONT
- HNL
1 stop13h 05m
Southwest
Deal found 3/4![Southwest logo]()
$335
This CheapOair deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/2312:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Sun 4/268:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 4/2912:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Tue 5/58:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 3/4![Alaska Airlines logo]()
$307
This Cheapflightsfares deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:35 pm
HNL
- ONT
Nonstop5h 35m
Multiple Airlines
Tue 5/510:39 am
ONT
- HNL
1 stop11h 22m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$318
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 4/2911:23 pm
HNL
- ONT
1 stop9h 59m
United Airlines
Sat 5/910:43 am
ONT
- HNL
2 stops12h 06m
United Airlines
Deal found 3/5![United Airlines logo]()
$352
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 March 9, 2026.
Search for one-way flight options from Honolulu to Ontario. Find affordable one-way fares based on user searches. Data last updated March 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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 4/3012:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$149
This Delta deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 5/510:45 pm
HNL
- ONT
1 stop9h 28m
Delta
Deal found 3/5![Delta logo]()
$158
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” 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 5/412:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$159
This Delta deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 5/68:35 pm
HNL
- ONT
2 stops12h 44m
Delta
Deal found 3/5![Delta logo]()
$164
This Cheapflightsfares deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:45 am
HNL
- ONT
1 stop13h 03m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$167
This United Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” 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 3/317:00 am
HNL
- ONT
1 stop8h 02m
United Airlines
Deal found 3/4![United Airlines logo]()
$168
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” 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 5/78:15 am
HNL
- ONT
1 stop10h 20m
Southwest
Deal found 3/7![Southwest logo]()
$171
This Southwest deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 9/411:55 am
HNL
- ONT
Nonstop5h 15m
Southwest
Deal found 3/5![Southwest logo]()
$173
This CheapOair deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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.
Fri 5/83:54 pm
HNL
- ONT
1 stop14h 51m
Alaska Airlines
Deal found 3/5![Alaska Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:09 pm
HNL
- ONT
1 stop9h 36m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$182
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” 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 5/147:00 am
HNL
- ONT
2 stops12h 59m
United Airlines
Deal found 3/5![United Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:59 pm
HNL
- ONT
1 stop11h 33m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$187
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 March 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $307 (Alaska Airlines) |
One-way from | $149 (Alaska Airlines) |
Popular in | June |
Cheapest in | April |
Average price | $388 |
Good round-trip deal | $227 or less |
Good one-way deal | $187 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 March 9, 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 4/16
9:40 pm-12:20 pm
2 stops11h 40m
Ontario
Fri 4/24
6:00 am-11:48 am
1 stop8h 48m
$374
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Fri 9/4
9:55 pm-11:09 am
1 stop10h 14m
Ontario
Mon 9/7
4:00 pm-11:55 pm
1 stop10h 55m
$414
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Wed 4/1
7:00 am-5:47 pm
1 stop7h 47m
Ontario
Tue 4/7
1:27 pm-7:20 pm
1 stop8h 53m
$416
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Tue 5/5
5:20 pm-10:08 am
2 stops13h 48m
Ontario
Wed 5/6
3:24 pm-10:29 pm
1 stop10h 05m
$531
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Mon 4/6
2:25 pm-10:59 pm
Nonstop5h 34m
Ontario
Wed 4/8
8:32 am-11:35 am
Nonstop6h 03m
$622
Quickest round-trip
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Sat 8/1
1:11 pm-9:47 pm
Nonstop5h 36m
Ontario
Wed 8/5
9:11 am-12:11 pm
Nonstop6h 00m
$651
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 3/19
8:10 am-10:05 pm
2 stops10h 55m
Ontario
Thu 3/26
11:10 am-4:05 pm
1 stop7h 55m
$672
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Tue 5/5
6:05 am-10:59 pm
2 stops13h 54m
Ontario
Wed 5/6
6:00 am-1:10 pm
2 stops10h 10m
$700
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Mon 3/23
2:25 pm-10:59 pm
Nonstop5h 34m
Ontario
Mon 3/30
6:00 am-9:13 pm
1 stop18h 13m
$704
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Mon 3/30
11:23 pm-9:56 am
1 stop7h 33m
Ontario
Wed 4/1
1:27 pm-7:20 pm
1 stop8h 53m
$714
Showing 1-10 of 22 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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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?
Use this chart to determine the optimal time to book a round-trip flight from Honolulu to Ontario. Price data was last updated on March 6, 2026.
To ensure you get the cheapest price possible for a flight from Honolulu to Ontario, you should look to book at least 37 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, May is the cheapest month in which you can book a flight from Honolulu to Ontario (average of $169). Flying from Honolulu to Ontario in July is currently the most expensive (average of $244). 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 March 9, 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 March 9, 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.
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
8.0
Food
7.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
8.0
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 March 9, 2026.
Honolulu and Ontario flights
Browse other Honolulu and Ontario flight options. Last updated on March 9, 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 March 9, 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 March 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$218 | Average$519 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$311 | Average$472 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$311 | Average$499 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$352 | Average$613 | FlexibilityNo cancel fee | On-time63% |