App
Customer Support
AUD
Find Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flight Deals from Kailua-Kona to Williston

Whether you’re going for a one-way or round-trip to Williston, we’ve got you covered! Check out these different flight options from Kailua-Kona below.

  • Return
      • KOA12:35
        28h 56m
        2 stops
        XWA22:31
        Thu, Mar 13|Kailua-Kona - Williston|Delta Air Lines
        XWA07:10
        16h 45m
        2 stops
        KOA18:55
        Thu, Mar 20|Williston - Kailua-Kona|Delta Air Lines
        AU$ 1,640AU$ 2,872
        43% OFF
        43% OFF
        AU$ 2,872AU$ 1,640

        Choose Delta Air Lines flights from Kailua-Kona to Williston. The one-way connecting flight with Delta Air Lines departs from Kona International Airport on Thu, Mar 13-Thu, Mar 20, arriving at Williston Basin International Airport. One-way Prices start from AU$ 1,640 including taxes and charges.

      • KOA19:55
        9h 47m
        1 stop
        XWA10:42
        Thu, Mar 13|Kailua-Kona - Williston|United Airlines
        XWA07:20
        13h 35m
        1 stop
        KOA15:55
        Thu, Mar 20|Williston - Kailua-Kona|United Airlines
        AU$ 1,688AU$ 2,872
        41% OFF
        41% OFF
        AU$ 2,872AU$ 1,688

        Choose United Airlines flights from Kailua-Kona to Williston. The one-way connecting flight with United Airlines departs from Kona International Airport on Thu, Mar 13-Thu, Mar 20, arriving at Williston Basin International Airport. One-way Prices start from AU$ 1,688 including taxes and charges.

      • KOA20:20
        34h 40m
        2 stops
        XWA12:00
        Fri, Mar 14|Kailua-Kona - Williston|Delta Air Lines
        XWA07:10
        16h 45m
        2 stops
        KOA18:55
        Thu, Mar 20|Williston - Kailua-Kona|Delta Air Lines
        AU$ 2,008AU$ 2,872
        30% OFF
        30% OFF
        AU$ 2,872AU$ 2,008

        Choose Delta Air Lines flights from Kailua-Kona to Williston. The one-way connecting flight with Delta Air Lines departs from Kona International Airport on Fri, Mar 14-Thu, Mar 20, arriving at Williston Basin International Airport. One-way Prices start from AU$ 2,008 including taxes and charges.

      • KOA19:55
        23h 2m
        1 stop
        XWA23:57
        Fri, Mar 14|Kailua-Kona - Williston|United Airlines
        XWA07:20
        17h 34m
        2 stops
        KOA19:54
        Thu, Mar 20|Williston - Kailua-Kona|United Airlines
        AU$ 2,040
        AU$ 2,040

        Choose United Airlines flights from Kailua-Kona to Williston. The one-way connecting flight with United Airlines departs from Kona International Airport on Fri, Mar 14-Thu, Mar 20, arriving at Williston Basin International Airport. One-way Prices start from AU$ 2,040 including taxes and charges.

      • KOA22:02
        44h 55m
        2 stops
        XWA23:57
        Thu, Mar 13|Kailua-Kona - Williston|Alaska Airlines
        XWA07:20
        17h 34m
        2 stops
        KOA19:54
        Thu, Mar 20|Williston - Kailua-Kona|United Airlines
        AU$ 2,470
        AU$ 2,470

        Choose Alaska Airlines flights from Kailua-Kona to Williston. The one-way connecting flight with Alaska Airlines departs from Kona International Airport on Thu, Mar 13-Thu, Mar 20, arriving at Williston Basin International Airport. One-way Prices start from AU$ 2,470 including taxes and charges.

      • KOA01:00 pm
        3h 5m
        Nonstop
        ISN02:00 pm
        Thu, Jan 16|Kailua-Kona - Williston|Delta Air Lines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Best Time to Book Flights from Kailua-Kona to Williston

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Williston from Kailua-Kona have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Alternative Routes from Kailua-Kona to Williston

Did you know that you can save money and time on an alternative route from Kailua-Kona to Williston? Check out some of the different available routes below.

  • Cheapest
    Delta Air Lines
    KOA
    12:35
    28h 56m
    4 transfer
    XWA
    22:31
    Kona International Airport - Williston Basin International Airport
    Thu, Mar 13Delta Air Lines
    AU$ 1,640
  • Delta Air Lines
    KOA
    12:35
    28h 56m
    4 transfer
    XWA
    22:31
    Kona International Airport - Williston Basin International Airport
    Thu, Mar 13Delta Air Lines
    AU$ 1,640
    Find More Flights

FAQ

  • When are flight from Kailua-Kona (KOA) to Williston (ISN) the cheapest?

    Airlines adjust prices for flights from Kailua-Kona to Williston based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Kailua-Kona (KOA) to Williston (ISN) cost?

    According to Trip.com's data, the lowest price is around AU$ 920.

  • What is the transportation method from the main airport to downtown in Williston?

    • The distance from Williston Basin International Airport to downtown is about 15km, by taxi about 30 minutes.

  • How many airports in Williston (ISN)?

    There are 2 airport(s) in Williston (ISN): Sloulin Field International Airport and Williston Basin International Airport.

How to find a cheap flight from Kailua-Kona to Williston

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Kailua-Kona to Williston

Off-season for travelSeptember
Peak season for travelOctober
Flight distance5,627.43km

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.