$205+ 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LIH
Sep 3 — Sep 101
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
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.Cheap flight deals from Ontario to Kaua'i
Cheapest
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 August 4, 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 August 4, 2026.
This Booking.com deal was found by Cheapflights users on 8/1. 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 8/319:31 am -
1 stop7h 27m
Wed 9/98:45 pm -
1 stop22h 25m
Deal found 8/1![Multiple Airlines logo]()
$416
This Booking.com deal was found by Cheapflights users on 7/31. 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 10/147:00 am -
1 stop11h 13m
Wed 10/2110:24 am -
1 stop8h 05m
Deal found 7/31![Multiple Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 10/267:00 am -
1 stop17h 57m
Thu 10/2912:23 pm -
1 stop8h 31m
Deal found 7/30![Multiple Airlines logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 8/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:20 am -
1 stop14h 51m
Wed 11/46:00 am -
1 stop13h 32m
Deal found 8/3![Multiple Airlines logo]()
$442
This Expedia deal was found by Cheapflights users on 8/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:20 am -
1 stop8h 20m
Mon 11/166:30 pm -
1 stop25h 02m
Deal found 8/1![Multiple Airlines logo]()
$448
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:00 pm -
1 stop10h 23m
Thu 8/279:00 am -
1 stop10h 10m
Deal found 7/31![Multiple Airlines logo]()
$449
This Booking.com deal was found by Cheapflights users on 7/31. 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 10/227:00 am -
1 stop16h 13m
Tue 10/2712:23 pm -
1 stop19h 26m
Deal found 7/31![Multiple Airlines logo]()
$450
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:52 pm -
1 stop20h 17m
Wed 11/189:00 am -
1 stop10h 32m
Deal found 7/31![Multiple Airlines logo]()
$452
This Booking.com deal was found by Cheapflights users on 7/31. 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 8/259:31 am -
1 stop15h 26m
Fri 8/289:43 am -
1 stop9h 27m
Deal found 7/31![Multiple Airlines logo]()
$453
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 August 4, 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 August 4, 2026.
This Southwest deal was found by Cheapflights users on 8/4. 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.
Mon 11/169:00 am -
1 stop7h 25m
Fri 11/2011:50 am -
1 stop8h 20m
Deal found 8/4![Southwest logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 8/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:00 am -
1 stop7h 18m
Fri 10/3010:24 am -
1 stop8h 05m
Deal found 8/2![Multiple Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 8/4. 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 12/1011:57 am -
1 stop10h 16m
Tue 12/159:40 pm -
1 stop11h 37m
Deal found 8/4![Delta logo]()
$467
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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 8/269:31 am -
1 stop13h 41m
Tue 9/19:35 pm -
1 stop10h 29m
Deal found 8/4![Multiple Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 8/3. 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.
Tue 9/811:54 am -
1 stop10h 16m
Mon 9/149:54 pm -
1 stop10h 20m
Deal found 8/3![Delta logo]()
$473
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:20 am -
1 stop9h 54m
Mon 11/98:45 pm -
1 stop22h 47m
Deal found 7/31![Multiple Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 9/711:56 am -
1 stop10h 20m
Mon 9/149:54 pm -
1 stop10h 20m
Deal found 8/3![Delta logo]()
$476
This Delta deal was found by Cheapflights users on 7/31. 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 8/1811:56 am -
1 stop10h 20m
Fri 8/219:55 pm -
1 stop13h 58m
Deal found 7/31![Delta logo]()
$484
This Delta deal was found by Cheapflights users on 8/4. 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.
Wed 9/26:00 am -
2 stops16h 16m
Sun 9/69:55 pm -
1 stop10h 21m
Deal found 8/4![Delta logo]()
$510
This Delta deal was found by Cheapflights users on 8/1. 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 8/2011:56 am -
1 stop10h 20m
Thu 8/279:55 pm -
1 stop10h 21m
Deal found 8/1![Delta logo]()
$520
This Delta deal was found by Cheapflights users on 8/1. 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 8/1911:56 am -
1 stop10h 20m
Thu 8/279:55 pm -
1 stop10h 21m
Deal found 8/1![Delta logo]()
$520
Last-minute flights from Ontario to Kaua'iDiscover last-minute flight deals from Ontario to Kaua'i. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Kaua'i. Data last updated August 4, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:00 pm -
1 stop10h 23m
Thu 8/279:00 am -
1 stop10h 10m
Deal found 7/31![Multiple Airlines logo]()
$449
This Booking.com deal was found by Cheapflights users on 7/31. 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 8/259:31 am -
1 stop15h 26m
Fri 8/289:43 am -
1 stop9h 27m
Deal found 7/31![Multiple Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 8/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:56 am -
1 stop10h 20m
Tue 9/19:55 pm -
1 stop10h 21m
Deal found 8/2![Delta logo]()
$456
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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 8/269:31 am -
1 stop13h 41m
Tue 9/19:35 pm -
1 stop10h 29m
Deal found 8/4![Multiple Airlines logo]()
$458
This Booking.com deal was found by Cheapflights users on 8/1. 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 8/319:31 am -
1 stop7h 27m
Wed 9/98:45 pm -
1 stop22h 25m
Deal found 8/1![Multiple Airlines logo]()
$416
This Priceline deal was found by Cheapflights users on 8/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:31 am -
1 stop7h 59m
Wed 9/169:00 am -
1 stop10h 10m
Deal found 8/2![Multiple Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 9/711:56 am -
1 stop10h 20m
Mon 9/149:54 pm -
1 stop10h 20m
Deal found 8/3![Delta logo]()
$454
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 am -
1 stop9h 15m
Wed 9/307:10 pm -
2 stops9h 30m
Deal found 8/3![Southwest logo]()
$457
This Booking.com deal was found by Cheapflights users on 7/31. 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 9/249:31 am -
1 stop7h 27m
Tue 9/298:12 am -
1 stop10h 58m
Deal found 7/31![Multiple Airlines logo]()
$461
This Alaska Airlines deal was found by Cheapflights users on 8/4. 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.
Tue 9/299:31 am -
1 stop24h 09m
Tue 10/2710:31 pm -
1 stop11h 45m
Deal found 8/4![Multiple Airlines logo]()
$452
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 August 4, 2026.
Search for one-way flight options from Ontario to Kaua'i. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Booking.com deal was found by Cheapflights users on 7/31. 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 9/146:14 pm -
1 stop20h 06m
Deal found 7/31![Multiple Airlines logo]()
$205
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:31 am -
1 stop12h 18m
Deal found 7/31![Multiple Airlines logo]()
$208
This Priceline deal was found by Cheapflights users on 7/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am -
1 stop17h 57m
Deal found 7/30![Multiple Airlines logo]()
$213
This Priceline deal was found by Cheapflights users on 7/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:13 pm -
1 stop10h 14m
Deal found 7/30![Alaska Airlines logo]()
$217
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:20 am -
1 stop27h 50m
Deal found 7/30![Multiple Airlines logo]()
$219
This Booking.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:31 am -
1 stop10h 32m
Deal found 7/31![Multiple Airlines logo]()
$221
This Priceline deal was found by Cheapflights users on 7/31. 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 9/239:31 am -
1 stop10h 32m
Deal found 7/31![Multiple Airlines logo]()
$224
This Booking.com deal was found by Cheapflights users on 7/31. 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 9/812:12 pm -
1 stop11h 02m
Deal found 7/31![Alaska Airlines logo]()
$225
This Priceline deal was found by Cheapflights users on 8/1. 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.
Sun 9/1312:12 pm -
1 stop11h 02m
Deal found 8/1![Alaska Airlines logo]()
$228
This Priceline deal was found by Cheapflights users on 7/31. 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 9/309:31 am -
1 stop9h 49m
Deal found 7/31![Multiple Airlines logo]()
$230
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:52 pm -
1 stop20h 17m
Deal found 7/30![Multiple Airlines logo]()
$234
This Priceline deal was found by Cheapflights users on 8/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/259:00 am -
1 stop10h 27m
Deal found 8/2![Multiple Airlines logo]()
$235
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 August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $364 (Southwest) |
One-way from | $205 (Booking.com) |
Popular in | December |
Cheapest in | February |
Average price | $491 |
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 August 4, 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
Mon 11/16
9:00 am-2:25 pm
1 stop7h 25m
Lihue
Fri 11/20
11:50 am-10:10 pm
1 stop8h 20m
$447
Quickest round-trip
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 10/21
7:00 am-11:18 am
1 stop7h 18m
Lihue
Fri 10/30
10:24 am-9:29 pm
1 stop8h 05m
$453
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 8/26
9:31 am-8:12 pm
1 stop13h 41m
Lihue
Tue 9/1
9:35 pm-11:04 am
1 stop10h 29m
$458
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 11/4
7:20 am-3:14 pm
1 stop9h 54m
Lihue
Mon 11/9
8:45 pm-9:32 pm
1 stop22h 47m
$460
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Thu 12/10
11:57 am-8:13 pm
1 stop10h 16m
Lihue
Tue 12/15
9:40 pm-11:17 am
1 stop11h 37m
$467
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 9/8
11:54 am-7:10 pm
1 stop10h 16m
Lihue
Mon 9/14
9:54 pm-11:14 am
1 stop10h 20m
$473
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Mon 9/7
11:56 am-7:16 pm
1 stop10h 20m
Lihue
Mon 9/14
9:54 pm-11:14 am
1 stop10h 20m
$476
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Tue 8/18
11:56 am-7:16 pm
1 stop10h 20m
Lihue
Fri 8/21
9:55 pm-2:53 pm
1 stop13h 58m
$484
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Wed 9/2
6:00 am-7:16 pm
2 stops16h 16m
Lihue
Sun 9/6
9:55 pm-11:16 am
1 stop10h 21m
$510
OntarioLihue
ONT - LIH
ONTLIH
Ontario
Thu 8/20
11:56 am-7:16 pm
1 stop10h 20m
Lihue
Thu 8/27
9:55 pm-11:16 am
1 stop10h 21m
$520
Showing 1-10 of 22 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 $361). Flying from Ontario to Kaua'i in December is currently the most expensive (average of $1,213). 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 August 4, 2026.
Get a feel of what it's like to fly with Southwest and Alaska Airlines 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.
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Overall
8.0
Comfort
8.0
Crew
8.6
Food
7.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to 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
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Kaua'i by adding a car rental and/or hotel reservation to your travel itinerary.
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 August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Ontario to Kaua'i
Discover the top 2 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$329 | Average$574 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$471 | Average$588 | FlexibilityNo cancel fee | On-time63% |