Cheap flights from Ontario to Kaua'i from C$ 315
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Kaua'i departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Region of Ontario to Kaua'i
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Kaua'i?
The month of August is, on average, the cheapest month to fly to Kaua'i from Region of Ontario, with most prices found around C$ 669. The month of October is another great option to travel to Kaua'i, with average flight prices from Region of Ontario averaging around C$ 725.
What is the cheapest day to depart on your flight to Kaua'i?
The cheapest day to depart on your flight to Kaua'i is on a Sunday when prices can be found for as low as C$ 1,028. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,176.
What is the cheapest time of day to depart on your flight to Kaua'i?
According to our data, the cheapest time of day to fly to Kaua'i is at noon. momondo users have found flights departing from Region of Ontario to Kaua'i at noon for as low as C$ 1,011. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around C$ 1,435. Of course, these prices can vary depending on the time of year and what airport you fly to.
How far in advance should I book a flight to Kaua'i?
You are more likely to see cheaper flights to Kaua'i from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Kaua'i for around C$ 1,064 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kaua'i from Region of Ontario for as low as C$ 794 on momondo.
Cheap Region of Ontario to Kaua'i flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Kaua'i
When did momondo last update prices for flights from Ontario to Kaua'i?
Prices for flights from Ontario to Kaua'i are updated daily.
How many operators does momondo search for flights from Ontario to Kaua'i?
As of July 2025, there are 3 operators available to choose from for flights from Ontario to Kaua'i.
How old do you have to be to fly from Ontario to Kaua'i?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Region of Ontario to Kaua'i?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Region of Ontario to Kaua'i is Embraer 195 E2 (36.66% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (16.14%), Airbus A321-100/200 (8.89%), and Airbus A330-200 (6.96%).
Best airlines flying from Region of Ontario to Kaua'i
Compare and see reviews for airlines that fly from Region of Ontario to Kaua'i with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 555 | Free Cancellation | Rating 7.2 2,920 reviews | |||
| PriceFrom C$ 668 | Free Cancellation | Rating 7.4 8,846 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Kaua'i?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Kaua'i. momondo saves you time and could save you money on your trip.
Can I find flights from Ontario to Kaua'i with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Ontario to Kaua'i flights to just show those with flexible booking policies.
How can momondo help me find flights from Ontario to Kaua'i?
Once all potential Ontario to Kaua'i flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Ontario to Kaua'i right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Ontario to Kaua'i flights. All you need is a valid email address and we will do the rest; it is that quick and easy.