$201 Cheap Delta flights Boise (BOI) to Kailua-Kona (KOA)

Scoring cheap one-way Delta Air Lines flights from BOI to KOA from $201 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $396 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

October is one of the least expensive months to fly to Kailua-Kona with Delta Air Lines. You could also find fantastic deals on return and one-way tickets in September.

Begin your search one to three months ahead of your departure date to get cheaper fares on Delta Air Lines flights from Boise Airport (BOI) to Kona Intl. Airport (KOA). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Fill in your dates, click search and check “Nonstop” on Expedia to browse any direct flights from BOI to KOA with Delta Air Lines or another airline.

To find the earliest departures from BOI to KOA with Delta Air Lines, sort your results by “Morning” and “Early Morning.” Booking an early flight usually means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Kona Intl. Airport (KOA) is the primary Kailua-Kona hub for Delta Air Lines flights from Boise Airport (BOI).

With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is the leading choice for many travelers heading from BOI to KOA. What’s more, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of making a booking, but your airline may charge you after that time. For more information about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without being charged, check the “Changes included” and “No cancel fee” filters when organizing your next trip.