$166+ Cheap flights from Ontario (ONT) to Kaua'i
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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LIH
Apr 23 — Apr 301
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Kaua'i with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Kaua'i
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Best
Last-minute
One-way
Cheapest flights from Ontario to Kaua'iExplore the most affordable flight options available from Ontario to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.
Explore the most affordable flight options available from Ontario to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.
This Southwest deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1812:50 pm
ONT
- LIH
2 stops11h 35m
Southwest
Thu 4/238:10 pm
LIH
- ONT
1 stop12h 10m
Southwest
Deal found 3/19![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 3/22. 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 4/155:55 am
ONT
- LIH
1 stop13h 15m
Southwest
Tue 4/219:10 pm
LIH
- ONT
1 stop11h 55m
Southwest
Deal found 3/22![Southwest logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:00 am
ONT
- LIH
1 stop9h 00m
Multiple Airlines
Tue 8/2510:31 pm
LIH
- ONT
1 stop9h 38m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:00 am
ONT
- LIH
1 stop9h 00m
Multiple Airlines
Tue 9/2211:16 am
LIH
- ONT
1 stop7h 12m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:15 am
ONT
- LIH
1 stop12h 00m
American Airlines
Tue 4/219:30 pm
LIH
- ONT
1 stop11h 04m
American Airlines
Deal found 3/23![American Airlines logo]()
$432
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 am
ONT
- LIH
1 stop15h 20m
Delta
Wed 8/269:45 pm
LIH
- ONT
1 stop12h 04m
Delta
Deal found 3/20![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:00 am
ONT
- LIH
1 stop8h 04m
Multiple Airlines
Thu 8/2710:31 pm
LIH
- ONT
1 stop9h 38m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$436
Best flights from Ontario to Kaua'iDiscover carefully curated flight deals from Ontario to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
Discover carefully curated flight deals from Ontario to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
This Southwest deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/189:25 am
ONT
- LIH
2 stops15h 00m
Southwest
Thu 4/238:10 pm
LIH
- ONT
2 stops11h 15m
Southwest
Deal found 3/19![Southwest logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
ONT
- LIH
2 stops17h 26m
Alaska Airlines
Wed 4/2912:11 pm
LIH
- ONT
1 stop8h 37m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$511
This Alaska Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/253:26 pm
ONT
- LIH
1 stop24h 10m
Multiple Airlines
Sat 5/27:55 pm
LIH
- ONT
1 stop22h 15m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$550
This Delta deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:00 am
ONT
- LIH
1 stop13h 40m
Delta
Sun 4/268:20 pm
LIH
- ONT
1 stop14h 19m
Delta
Deal found 3/18![Delta logo]()
$584
This Southwest deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:05 am
ONT
- LIH
1 stop8h 05m
Southwest
Tue 4/218:10 pm
LIH
- ONT
1 stop12h 25m
Southwest
Deal found 3/20![Southwest logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:06 pm
ONT
- LIH
1 stop12h 20m
Alaska Airlines
Tue 6/910:26 pm
LIH
- ONT
1 stop11h 47m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$518
This Southwest deal was found by Cheapflights users on 3/22. 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 4/196:00 am
ONT
- LIH
1 stop13h 10m
Southwest
Sun 4/268:20 am
LIH
- ONT
2 stops11h 25m
Southwest
Deal found 3/22![Southwest logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:00 am
ONT
- LIH
2 stops17h 26m
Multiple Airlines
Wed 4/291:54 pm
LIH
- ONT
2 stops16h 51m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$607
This Southwest deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:00 am
ONT
- LIH
1 stop13h 10m
Southwest
Tue 5/59:10 pm
LIH
- ONT
1 stop11h 55m
Southwest
Deal found 3/20![Southwest logo]()
$528
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 6/1612:02 pm
ONT
- LIH
1 stop12h 23m
Alaska Airlines
Tue 7/2110:25 pm
LIH
- ONT
1 stop9h 49m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$584
This Southwest deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/211:05 am
ONT
- LIH
2 stops10h 00m
Southwest
Mon 6/86:15 am
LIH
- ONT
1 stop11h 30m
Southwest
Deal found 3/19![Southwest logo]()
$582
Last-minute flights from Ontario to Kaua'iDiscover last-minute flight deals from Ontario to Kaua'i. Data last updated March 24, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Kaua'i. Data last updated March 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 3/21. 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 4/121:27 pm
ONT
- LIH
1 stop9h 26m
United Airlines
Sat 4/1810:00 pm
LIH
- ONT
2 stops11h 20m
United Airlines
Deal found 3/21![United Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:15 am
ONT
- LIH
1 stop12h 00m
American Airlines
Tue 4/219:30 pm
LIH
- ONT
1 stop11h 04m
American Airlines
Deal found 3/23![American Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 3/22. 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 4/155:55 am
ONT
- LIH
1 stop13h 15m
Southwest
Tue 4/219:10 pm
LIH
- ONT
1 stop11h 55m
Southwest
Deal found 3/22![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 3/23. 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 4/1611:00 am
ONT
- LIH
2 stops10h 05m
Southwest
Sun 4/198:10 pm
LIH
- ONT
1 stop12h 10m
Southwest
Deal found 3/23![Southwest logo]()
$435
This Southwest deal was found by Cheapflights users on 3/23. 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 4/176:00 am
ONT
- LIH
1 stop13h 10m
Southwest
Thu 4/239:10 pm
LIH
- ONT
1 stop12h 00m
Southwest
Deal found 3/23![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/189:25 am
ONT
- LIH
2 stops15h 00m
Southwest
Thu 4/238:10 pm
LIH
- ONT
2 stops11h 15m
Southwest
Deal found 3/19![Southwest logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:30 am
ONT
- LIH
1 stop10h 09m
Multiple Airlines
Wed 5/66:48 am
LIH
- ONT
1 stop11h 22m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$443
One-way flights from Ontario to Kaua'iSearch for one-way flight options from Ontario to Kaua'i. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
Search for one-way flight options from Ontario to Kaua'i. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
This Southwest deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:05 am
ONT
- LIH
1 stop8h 05m
Southwest
Deal found 3/20![Southwest logo]()
$166
This Kissandfly.com deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:32 am
ONT
- LIH
1 stop9h 42m
Hawaiian Airlines
Deal found 3/20![Hawaiian Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:44 am
ONT
- LIH
3 stops21h 33m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$214
This Alaska Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:32 am
ONT
- LIH
1 stop13h 49m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$227
This American Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:35 pm
ONT
- LIH
1 stop22h 40m
American Airlines
Deal found 3/19![American Airlines logo]()
$241
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:30 am
ONT
- LIH
1 stop10h 09m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$245
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/206:00 am
ONT
- LIH
1 stop8h 23m
United Airlines
Deal found 3/20![United Airlines logo]()
$253
This United Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/191:27 pm
ONT
- LIH
1 stop9h 26m
United Airlines
Deal found 3/19![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 3/23. 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 5/2811:52 am
ONT
- LIH
1 stop10h 14m
Delta
Deal found 3/23![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 3/21. 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 3/316:00 am
ONT
- LIH
1 stop14h 41m
Delta
Deal found 3/21![Delta logo]()
$273
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 5/28:30 am
ONT
- LIH
1 stop13h 51m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$275
Find flight deals from Ontario to Kaua'i
Keep the following information in mind while searching for Ontario to Kaua'i flight deals. Data was last updated March 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $370 (Southwest) |
One-way from | $166 (Southwest) |
Popular in | June |
Cheapest in | February |
Average price | $459 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Kaua'i 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 24, 2026.
Use the filters below to find and compare flights from Ontario to Kaua'i that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Sat 4/18
9:25 am-9:25 pm
2 stops15h 00m
Lihue
Thu 4/23
8:10 pm-10:25 am
2 stops11h 15m
$390
Quickest round-trip
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 4/15
11:05 am-4:10 pm
1 stop8h 05m
Lihue
Tue 4/21
8:10 pm-11:35 am
1 stop12h 25m
$429
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Sun 4/19
6:00 am-4:10 pm
1 stop13h 10m
Lihue
Sun 4/26
8:20 am-10:45 pm
2 stops11h 25m
$496
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 4/28
7:00 am-9:26 pm
2 stops17h 26m
Lihue
Wed 4/29
12:11 pm-11:48 pm
1 stop8h 37m
$511
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 5/27
12:06 pm-9:26 pm
1 stop12h 20m
Lihue
Tue 6/9
10:26 pm-1:13 pm
1 stop11h 47m
$518
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Fri 5/1
6:00 am-4:10 pm
1 stop13h 10m
Lihue
Tue 5/5
9:10 pm-12:05 pm
1 stop11h 55m
$528
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Sat 4/25
3:26 pm-12:36 pm
1 stop24h 10m
Lihue
Sat 5/2
7:55 pm-9:10 pm
1 stop22h 15m
$550
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 6/2
11:05 am-6:05 pm
2 stops10h 00m
Lihue
Mon 6/8
6:15 am-8:45 pm
1 stop11h 30m
$582
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Fri 4/24
7:00 am-5:40 pm
1 stop13h 40m
Lihue
Sun 4/26
8:20 pm-1:39 pm
1 stop14h 19m
$584
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 6/16
12:02 pm-9:25 pm
1 stop12h 23m
Lihue
Tue 7/21
10:25 pm-11:14 am
1 stop9h 49m
$584
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Ontario to Kaua'i
Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Ontario with our price prediction graph.
ONT-LIH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Kaua'i
ONT-zzFUS
ONT-LIH
What is the cheapest month to book a flight from Ontario to Kaua'i?
Currently, September is the cheapest month in which you can book a flight from Ontario to Kaua'i (average of $181). Flying from Ontario to Kaua'i in June is currently the most expensive (average of $279). 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.
Reviews of airlines servicing Kaua'i
Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated March 24, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Ontario to Kaua'i by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Overall
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from Ontario to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Kaua'i
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Complete your trip
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Search flights from Ontario to Kaua'i by cabin class
Find flights from Ontario to Kaua'i, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Kaua'i flights
Browse other Ontario and Kaua'i flight options. Last updated on March 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Ontario to Kaua'i
Discover the top 4 airlines that operate flights from Ontario to Kaua'i. 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 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$216 | Average$352 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$527 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$361 | Average$610 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$377 | Average$577 | FlexibilityNo cancel fee | On-time75% |