$196 Cheap Flights from Redmond (RDM) to Kailua-Kona (KOA)

View $196 flight on Thu, Sep 11, 2025Opens in a new window

Popular airlines from Redmond Municipal Airport (RDM) to Kona Intl. Airport (KOA)

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Cheap Flights from Redmond to Kailua-Kona (RDM-KOA)

Prices were available within the past 7 days and start at $196 for one-way flights and $380 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed, Sep 24 - Tue, Oct 7
RDM
Redmond
KOA
Kona Coast
$380 Roundtrip, found 4 days ago
$380
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Sep 24 from Redmond to Kona Coast, returning Tue, Oct 7, priced at $380 found 4 days ago
Hawaiian Airlines
Mon, Sep 22 - Tue, Oct 7
RDM
Redmond
KOA
Kona Coast
$387 Roundtrip, found 4 days ago
$387
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Sep 22 from Redmond to Kona Coast, returning Tue, Oct 7, priced at $387 found 4 days ago
Hawaiian Airlines
Mon, Sep 29 - Mon, Oct 20
RDM
Redmond
KOA
Kona Coast
$389 Roundtrip, found 4 days ago
$389
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Sep 29 from Redmond to Kona Coast, returning Mon, Oct 20, priced at $389 found 4 days ago
Hawaiian Airlines
Wed, Oct 8 - Mon, Oct 20
RDM
Redmond
KOA
Kona Coast
$391 Roundtrip, found 3 days ago
$391
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 8 from Redmond to Kona Coast, returning Mon, Oct 20, priced at $391 found 3 days ago
Hawaiian Airlines
Mon, Oct 6 - Tue, Oct 21
RDM
Redmond
KOA
Kona Coast
$391 Roundtrip, found 4 days ago
$391
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Oct 6 from Redmond to Kona Coast, returning Tue, Oct 21, priced at $391 found 4 days ago
Hawaiian Airlines
Wed, Oct 29 - Tue, Nov 11
RDM
Redmond
KOA
Kona Coast
$392 Roundtrip, found 4 days ago
$392
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 29 from Redmond to Kona Coast, returning Tue, Nov 11, priced at $392 found 4 days ago
Delta
Mon, Oct 6 - Tue, Oct 14
RDM
Redmond
KOA
Kona Coast
$401 Roundtrip, found 2 hours ago
$401
Roundtrip
found 2 hours ago
Select Delta flight, departing Mon, Oct 6 from Redmond to Kona Coast, returning Tue, Oct 14, priced at $401 found 2 hours ago
United
Tue, Oct 7 - Tue, Oct 14
RDM
Redmond
KOA
Kona Coast
$405 Roundtrip, found 2 hours ago
$405
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Oct 7 from Redmond to Kona Coast, returning Tue, Oct 14, priced at $405 found 2 hours ago
Alaska Airlines
Mon, Nov 3 - Mon, Nov 10
RDM
Redmond
KOA
Kona Coast
$416 Roundtrip, found 3 days ago
$416
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Nov 3 from Redmond to Kona Coast, returning Mon, Nov 10, priced at $416 found 3 days ago
American Airlines
Tue, Oct 21 - Thu, Oct 30
RDM
Redmond
KOA
Kona Coast
$432 Roundtrip, found 3 days ago
$432
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Oct 21 from Redmond to Kona Coast, returning Thu, Oct 30, priced at $432 found 3 days ago

Find the cheapest month to fly from Redmond (RDM) to Kailua-Kona (KOA)

October is typically the cheapest month to fly

From $299 - $608 per traveler.

Graph displaying average flight prices per month

Alternative airports near Kailua-Kona

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kona Intl. KOA. Cheapest option available. Flights from $549
KOA
Kona Intl.
Cheapest
Flights from $549
Flights from Redmond (RDM) to Kailua-Kona (KOA)
Origin airport
Robert's Field
Destination airport
Kona Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$374
Distance
2620 mi

Redmond to Kailua-Kona Flights

The cheapest times to fly from Redmond 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 Redmond to Kailua-Kona are during the month of September. You can find some of the cheapest flights from Redmond to Kailua-Kona with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Redmond 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 Redmond 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 Redmond to Kailua-Kona in 2025. You can also book with separate airlines for your outbound and return journeys, from $196 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 Redmond 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 Redmond 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.

 

Frequently asked questions

How much does a flight from Robert's Field Airport (RDM) to Kona Intl. Airport (KOA) cost?
Discover the latest flight deals from RDM to KOA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from RDM to KOA?
The cheapest flights from RDM to KOA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from RDM to KOA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from RDM to KOA. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Robert's Field Airport (RDM) to Kona Intl. Airport (KOA)?
Direct flights from Robert's Field Airport (RDM) to Kona Intl. Airport (KOA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RDM to KOA?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Robert's Field Airport (RDM) to Kona Intl. Airport (KOA)?
To avoid possible delays on the Robert's Field Airport (RDM) to Kona Intl. Airport (KOA) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Robert's Field Airport (RDM) to Kona Intl. Airport (KOA) last-minute?
Last-minute bookings from RDM to KOA are typically more expensive. For the lowest prices, start looking for flights as early as possible. That said, if you're flexible with your travel dates, it's possible to score a cheap fare right before you leave.
Is it cheaper to book a RDM to KOA flight and hotel package?
Opting for a RDM to KOA flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Robert's Field Airport (RDM) to Kona Intl. Airport (KOA)?
In most cases, you can modify or cancel your RDM to KOA flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more details, go to our Customer Service portal.

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*Available to One Key members.