$136+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — ONT
Jun 4 — Jun 111
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 September, booked 37 days in advance, depart on a Tuesday or Saturday and return on a Monday
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 May 5, 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 May 5, 2026.
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:10 pm
HNL
- ONT
Nonstop5h 35m
Southwest
Thu 10/158:00 am
ONT
- HNL
Nonstop5h 55m
Southwest
Deal found 5/1![Southwest logo]()
$279
This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 9/17:45 pm
HNL
- ONT
1 stop10h 16m
Delta
Wed 9/911:55 am
ONT
- HNL
1 stop10h 26m
Delta
Deal found 5/1![Delta logo]()
$290
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:55 am
HNL
- ONT
Nonstop5h 15m
Southwest
Wed 9/98:00 am
ONT
- HNL
Nonstop5h 40m
Southwest
Deal found 5/1![Southwest logo]()
$308
This Delta deal was found by Cheapflights users on 5/1. 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.
Thu 9/37:45 pm
HNL
- ONT
1 stop10h 16m
Delta
Wed 9/911:55 am
ONT
- HNL
1 stop10h 26m
Delta
Deal found 5/1![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:55 am
HNL
- ONT
Nonstop5h 15m
Southwest
Sun 9/68:00 am
ONT
- HNL
Nonstop5h 40m
Southwest
Deal found 4/30![Southwest logo]()
$339
This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 9/17:45 pm
HNL
- ONT
1 stop10h 16m
Delta
Tue 9/85:55 pm
ONT
- HNL
1 stop21h 02m
Delta
Deal found 5/1![Delta logo]()
$350
This CheapOair deal was found by Cheapflights users on 5/4. 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 8/131:12 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Tue 8/189:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 9/19:45 pm
HNL
- ONT
1 stop10h 29m
Delta
Fri 9/117:00 am
ONT
- HNL
1 stop31h 57m
Delta
Deal found 5/1![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 8/267:45 pm
HNL
- ONT
1 stop10h 03m
Delta
Wed 9/911:55 am
ONT
- HNL
1 stop10h 26m
Delta
Deal found 5/3![Delta logo]()
$364
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 May 5, 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 May 5, 2026.
This Southwest deal was found by Cheapflights users on 4/30. 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 5/288:15 am
HNL
- ONT
1 stop10h 20m
Southwest
Thu 6/44:00 pm
ONT
- HNL
1 stop8h 15m
Southwest
Deal found 4/30![Southwest logo]()
$455
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Sat 5/910:35 pm
HNL
- ONT
1 stop9h 37m
Delta
Mon 5/116:45 am
ONT
- HNL
1 stop16h 03m
Delta
Deal found 5/3![Delta logo]()
$506
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 5/2811:16 am
HNL
- ONT
1 stop8h 21m
United Airlines
Mon 6/11:50 pm
ONT
- HNL
1 stop8h 35m
United Airlines
Deal found 5/3![United Airlines logo]()
$544
This Alaska Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:20 pm
HNL
- ONT
1 stop10h 49m
Multiple Airlines
Sat 7/189:11 am
ONT
- HNL
Nonstop5h 58m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$544
This Alaska Airlines deal was found by Cheapflights users on 5/5. 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.
Thu 5/211:41 pm
HNL
- ONT
Nonstop5h 36m
Alaska Airlines
Thu 5/289:40 am
ONT
- HNL
Nonstop6h 01m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$552
This Delta deal was found by Cheapflights users on 5/4. 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.
Thu 5/1410:35 pm
HNL
- ONT
1 stop9h 37m
Delta
Fri 5/224:57 pm
ONT
- HNL
2 stops22h 15m
Delta
Deal found 5/4![Delta logo]()
$512
This Southwest deal was found by Cheapflights users on 5/5. 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.
Thu 7/28:15 am
HNL
- ONT
1 stop10h 15m
Southwest
Mon 7/610:50 am
ONT
- HNL
1 stop13h 25m
Southwest
Deal found 5/5![Southwest logo]()
$544
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:00 am
HNL
- ONT
1 stop7h 52m
United Airlines
Mon 5/111:30 pm
ONT
- HNL
1 stop9h 04m
United Airlines
Deal found 5/1![United Airlines logo]()
$556
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/259:30 pm
HNL
- ONT
1 stop11h 40m
Southwest
Fri 7/314:00 pm
ONT
- HNL
1 stop8h 15m
Southwest
Deal found 5/2![Southwest logo]()
$554
This Delta deal was found by Cheapflights users on 5/4. 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.
Tue 5/127:00 am
HNL
- ONT
2 stops13h 34m
Delta
Tue 5/196:00 am
ONT
- HNL
2 stops13h 43m
Delta
Deal found 5/4![Delta logo]()
$591
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:00 am
HNL
- ONT
1 stop7h 30m
Southwest
Sun 6/712:55 pm
ONT
- HNL
1 stop11h 20m
Southwest
Deal found 5/1![Southwest logo]()
$563
Last-minute flights from Honolulu to OntarioDiscover last-minute flight deals from Honolulu to Ontario. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Honolulu to Ontario. Data last updated May 5, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Thu 5/78:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 5/510:45 pm
HNL
- ONT
1 stop9h 28m
Delta
Thu 5/711:52 am
ONT
- HNL
1 stop10h 56m
Delta
Deal found 5/1![Delta logo]()
$416
This Cheapflightsfares deal was found by Cheapflights users on 5/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:10 pm
HNL
- ONT
1 stop8h 38m
Multiple Airlines
Thu 5/78:30 am
ONT
- HNL
Nonstop6h 05m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:35 pm
HNL
- ONT
Nonstop5h 35m
Alaska Airlines
Sat 5/98:30 am
ONT
- HNL
Nonstop6h 05m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 5/510:45 pm
HNL
- ONT
1 stop9h 28m
Delta
Sun 5/1011:52 am
ONT
- HNL
1 stop10h 56m
Delta
Deal found 5/1![Delta logo]()
$446
This Delta deal was found by Cheapflights users on 5/1. 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.
Thu 5/710:35 pm
HNL
- ONT
1 stop11h 00m
Delta
Tue 5/126:00 am
ONT
- HNL
2 stops16h 48m
Delta
Deal found 5/1![Delta logo]()
$422
This Southwest deal was found by Cheapflights users on 5/5. 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.
Thu 5/711:05 am
HNL
- ONT
1 stop7h 15m
Southwest
Sat 5/912:50 pm
ONT
- HNL
1 stop7h 50m
Southwest
Deal found 5/5![Southwest logo]()
$442
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 6/111:16 am
HNL
- ONT
1 stop8h 21m
United Airlines
Tue 6/21:50 pm
ONT
- HNL
2 stops10h 48m
United Airlines
Deal found 4/30![United Airlines logo]()
$429
This Expedia deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:41 pm
HNL
- ONT
Nonstop5h 36m
Alaska Airlines
Wed 8/59:11 am
ONT
- HNL
Nonstop5h 58m
Alaska Airlines
Deal found 5/2![Alaska Airlines logo]()
$440
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/259:30 pm
HNL
- ONT
1 stop11h 40m
Southwest
Thu 7/308:00 am
ONT
- HNL
Nonstop5h 50m
Southwest
Deal found 5/1![Southwest logo]()
$405
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 May 5, 2026.
Search for one-way flight options from Honolulu to Ontario. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:00 pm
HNL
- ONT
Nonstop5h 35m
Southwest
Deal found 5/1![Southwest logo]()
$136
This Delta deal was found by Cheapflights users on 5/1. 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 10/267:45 pm
HNL
- ONT
1 stop10h 22m
Delta
Deal found 5/1![Delta logo]()
$145
This Delta deal was found by Cheapflights users on 5/1. 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.
Sun 10/259:45 pm
HNL
- ONT
1 stop10h 31m
Delta
Deal found 5/1![Delta logo]()
$153
This Delta deal was found by Cheapflights users on 5/1. 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 8/267:45 pm
HNL
- ONT
1 stop10h 16m
Delta
Deal found 5/1![Delta logo]()
$154
This Delta deal was found by Cheapflights users on 5/1. 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 10/289:45 pm
HNL
- ONT
2 stops15h 27m
Delta
Deal found 5/1![Delta logo]()
$156
This Delta deal was found by Cheapflights users on 5/1. 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.
Fri 10/309:45 pm
HNL
- ONT
2 stops15h 27m
Delta
Deal found 5/1![Delta logo]()
$159
This Trip.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Thu 8/277:45 pm
HNL
- ONT
1 stop10h 03m
Delta
Deal found 5/3![Delta logo]()
$173
This Delta deal was found by Cheapflights users on 5/4. 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.
Tue 8/1110:46 pm
HNL
- ONT
1 stop9h 33m
Delta
Deal found 5/4![Delta logo]()
$182
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:00 pm
HNL
- ONT
Nonstop5h 35m
Southwest
Deal found 5/2![Southwest logo]()
$183
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 10/3012:55 pm
HNL
- ONT
Nonstop5h 33m
Alaska Airlines
Deal found 5/1![Alaska Airlines logo]()
$188
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 May 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $279 (Southwest) |
One-way from | $136 (Southwest) |
Popular in | June |
Cheapest in | February |
Average price | $497 |
Good round-trip deal | $477 or less |
Good one-way deal | $227 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 May 5, 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 5/28
8:15 am-9:35 pm
1 stop10h 20m
Ontario
Thu 6/4
4:00 pm-9:15 pm
1 stop8h 15m
$455
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Sat 5/9
10:35 pm-11:12 am
1 stop9h 37m
Ontario
Mon 5/11
6:45 am-7:48 pm
1 stop16h 03m
$506
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 5/14
10:35 pm-11:12 am
1 stop9h 37m
Ontario
Fri 5/22
4:57 pm-12:12 pm
2 stops22h 15m
$512
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 5/28
11:16 am-10:37 pm
1 stop8h 21m
Ontario
Mon 6/1
1:50 pm-7:25 pm
1 stop8h 35m
$544
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Mon 7/13
11:20 pm-1:09 pm
1 stop10h 49m
Ontario
Sat 7/18
9:11 am-12:09 pm
Nonstop5h 58m
$544
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 7/2
8:15 am-9:30 pm
1 stop10h 15m
Ontario
Mon 7/6
10:50 am-9:15 pm
1 stop13h 25m
$544
Quickest round-trip
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 5/21
1:41 pm-10:17 pm
Nonstop5h 36m
Ontario
Thu 5/28
9:40 am-12:41 pm
Nonstop6h 01m
$552
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 6/25
9:30 pm-12:10 pm
1 stop11h 40m
Ontario
Fri 7/31
4:00 pm-9:15 pm
1 stop8h 15m
$554
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Fri 5/8
7:00 am-5:52 pm
1 stop7h 52m
Ontario
Mon 5/11
1:30 pm-7:34 pm
1 stop9h 04m
$556
HonoluluOntario
HNL - ONT
HNLONT
Honolulu
Thu 6/4
11:00 am-9:30 pm
1 stop7h 30m
Ontario
Sun 6/7
12:55 pm-9:15 pm
1 stop11h 20m
$563
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 May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| 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
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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 36 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 $370). Flying from Honolulu to Ontario in June is currently the most expensive (average of $593). 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 May 5, 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 May 5, 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.
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Boarding
8.1
Overall
7.9
Comfort
7.8
Food
7.1
Entertainment
7.0
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 May 5, 2026.
Honolulu and Ontario flights
Browse other Honolulu and Ontario flight options. Last updated on May 5, 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 May 5, 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 May 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$213 | Average$500 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$218 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$311 | Average$487 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$358 | Average$502 | FlexibilityNo cancel fee | On-time85% |