Cheap Flights from Watertown (ATY) to Kailua-Kona (KOA)

Popular airlines from Watertown, SD (ATY-Watertown Regional) to Kona Intl. Airport (KOA)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA) cost?
Grab a cheap one-way flight or cheap return flight from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA)?
Traveling in may help you find better deals, as it's the cheapest month for flights between ATY and KOA. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA)?
To find the cheapest airline flying from ATY to KOA, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA)?
You'll need to hop on a flight with a layover if you're traveling from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from ATY to KOA?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA)?
To reach Kona Intl. Airport (KOA) without delays, book a flight that leaves from Watertown Regional Airport (ATY) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA) last-minute?
Last-minute bookings from ATY to KOA are generally more expensive. To secure the lowest prices, start looking for flights early. That being said, if you're flexible with your travel plans, it's possible to score a cheap fare right before your trip.
Is it cheaper to book an ATY to KOA flight and hotel package?
Booking an ATY to KOA flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Watertown Regional Airport (ATY) to Kona Intl. Airport (KOA)?
Usually, it's possible to cancel or reschedule your ATY to KOA flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Watertown Regional
Destination airport
Kona Intl.
Distance
3754 mi

Book with confidence

Watertown to Kailua-Kona Flights

The cheapest times to fly from Watertown to Kailua-Kona

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Watertown to Kailua-Kona are during the month of . You can find some of the cheapest flights from Watertown to Kailua-Kona with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Watertown to Kailua-Kona

Sunday is one of the best days to book for cheap flights from Watertown to Kailua-Kona: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Watertown to Kailua-Kona

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Watertown to Kailua-Kona in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Watertown to Kailua-Kona flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Watertown to Kailua-Kona airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Watertown to Kailua-Kona Flights

Explore a world of travel with Expedia

*Available to One Key members.