Cheap flights from Ontario to Kaua'i from C$ 274
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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap 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 27 October 2025.
Find flight deals from Ontario to Kaua'i
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 27 October 2025.
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 27 October 2025.
Cheapflights Fare Finder
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
Price
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Mon 2/3
5:40 a.m.-10:42 p.m.
2 stops22h 02m
Lihue
Wed 4/3
11:50 p.m.-6:23 p.m.
2 stops37h 33m
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Tue 25/11
7:30 p.m.-12:58 p.m.
2 stops22h 28m
Lihue
Sat 13/12
2:15 p.m.-10:26 a.m.
2 stops15h 11m
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Tue 25/11
7:30 p.m.-12:58 p.m.
2 stops22h 28m
Lihue
Mon 8/12
8:30 p.m.-4:32 p.m.
2 stops15h 02m
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Tue 25/11
7:30 p.m.-12:58 p.m.
2 stops22h 28m
Lihue
Sat 6/12
2:30 p.m.-10:26 a.m.
2 stops14h 56m
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Tue 25/11
5:14 p.m.-12:58 p.m.
2 stops24h 44m
Lihue
Sun 7/12
2:15 p.m.-10:26 a.m.
2 stops15h 11m
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Tue 25/11
7:30 p.m.-12:58 p.m.
2 stops22h 28m
Lihue
Tue 9/12
8:30 p.m.-4:32 p.m.
2 stops15h 02m
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Tue 25/11
5:14 p.m.-12:58 p.m.
2 stops24h 44m
Lihue
Thu 11/12
2:15 p.m.-10:26 a.m.
2 stops15h 11m
OttawaLihue
YOW - LIH
YOWLIH
Ottawa
Tue 25/11
5:14 p.m.-12:58 p.m.
2 stops24h 44m
Lihue
Fri 5/12
8:30 p.m.-4:32 p.m.
2 stops15h 02m
TorontoLihue
YYZ - LIH
YYZLIH
Toronto Pearson Intl
Fri 5/12
3:45 p.m.-12:58 p.m.
2 stops26h 13m
Lihue
Sat 13/12
2:15 p.m.-9:58 a.m.
2 stops14h 43m
TorontoLihue
YYZ - LIH
YYZLIH
Toronto Pearson Intl
Sat 6/12
5:30 p.m.-1:13 p.m.
2 stops24h 43m
Lihue
Sat 13/12
2:15 p.m.-9:58 a.m.
2 stops14h 43m
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.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Kaua'i
What is the cheapest month to book a flight from Region of Ontario to Kaua'i?
Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Kaua'i (average of C$ 439). Flying from Region of Ontario to Kaua'i in July is currently the most expensive (average of C$ 1,328). 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 ON to FUS?
Find hourly flight availability from Ontario to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 October 2025.
When flying from Region of Ontario to Kaua'i, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 26% versus a flight in the morning.
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.
Browse thousands of different options on Cheapflights for your next trip
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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.
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 629,999 searches. Data last updated 27 October 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ontario to Kaua'i?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Kaua'i. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Kaua'i?
Cheapflights simply makes it quick and affordable to book flights from Ontario to Kaua'i by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Ontario to Kaua'i with no change fees?
Need flexible booking options for your flight to Kaua'i from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Ontario to Kaua'i become cheaper?
Of course! You can now track prices for flights from Ontario to Kaua'i and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.