HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kailua-Kona

$190+ Cheap flights from Boston to Kailua-Kona (BOS - KOA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KOA
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Kailua-Kona with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Kailua-Kona

Cheapest flights from Boston to Kailua-Kona
Explore the most affordable flight options available from Boston to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:30 am
BOS
-
KOA
1 stop15h 00m
American Airlines
Mon 3/210:11 pm
KOA
-
BOS
1 stop12h 49m
American Airlines
Deal found 1/27$380
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/97:05 am
BOS
-
KOA
1 stop13h 43m
American Airlines
Wed 2/2510:11 pm
KOA
-
BOS
2 stops14h 58m
American Airlines
Deal found 1/26$386
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/187:00 am
BOS
-
KOA
1 stop14h 34m
United Airlines
Mon 2/238:55 pm
KOA
-
BOS
1 stop11h 59m
United Airlines
Deal found 1/25$420
This American Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:30 am
BOS
-
KOA
1 stop15h 00m
American Airlines
Tue 3/109:40 pm
KOA
-
BOS
2 stops14h 27m
American Airlines
Deal found 1/25$426
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:30 pm
BOS
-
KOA
1 stop27h 13m
Delta
Mon 5/410:00 pm
KOA
-
BOS
1 stop12h 10m
Delta
Deal found 1/25$430
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:30 pm
BOS
-
KOA
1 stop27h 13m
Delta
Tue 5/58:50 pm
KOA
-
BOS
1 stop12h 52m
Delta
Deal found 1/25$432
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:00 am
BOS
-
KOA
1 stop14h 59m
American Airlines
Mon 3/26:30 pm
KOA
-
BOS
1 stop14h 16m
American Airlines
Deal found 1/27$450

Find flight deals from Boston to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kailua-Kona (KOA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$380
(American Airlines)

One-way from

$190
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$520
Provider with most accurate pricing for Boston Logan Intl-Kona Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Kona Intl flights.
Search Deals
From Boston Logan Intl to Kona Intl
Search Deals
One-way flight from Boston Logan Intl to Kona Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Kailua-Kona that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Boston to Kailua-Kona that are best for you.

Fly from

Boston

Fly to

Kailua-Kona

Route

Depart

Return

Price

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 4/1

7:09 am-3:30 pm

1 stop14h 21m

Kona Intl

Wed 4/8

7:50 pm-1:47 pm

1 stop11h 57m

$456

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Mon 4/27

6:05 am-5:43 pm

1 stop17h 38m

Kona Intl

Tue 5/5

8:50 pm-3:42 pm

1 stop12h 52m

$456

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 4/1

11:15 am-6:38 pm

1 stop13h 23m

Kona Intl

Wed 4/8

8:55 pm-3:43 pm

1 stop12h 48m

$476

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Mon 4/27

6:05 am-5:43 pm

1 stop17h 38m

Kona Intl

Fri 5/1

10:00 pm-11:57 pm

2 stops19h 57m

$494

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Sun 4/26

8:30 pm-5:43 pm

1 stop27h 13m

Kona Intl

Thu 5/7

9:45 pm-11:57 pm

2 stops20h 12m

$497

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Mon 2/2

6:00 am-6:30 pm

2 stops17h 30m

Kona Intl

Mon 2/9

10:55 pm-7:10 pm

2 stops15h 15m

$533

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Thu 2/12

7:15 am-7:39 pm

1 stop17h 24m

Kona Intl

Wed 2/18

10:55 pm-7:58 pm

2 stops16h 03m

$536

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 2/11

5:50 am-6:30 pm

2 stops17h 40m

Kona Intl

Wed 2/25

10:55 pm-12:02 am

2 stops20h 07m

$541

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 3/3

5:49 am-6:59 pm

2 stops18h 10m

$196

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Mon 4/13

8:30 pm-5:43 pm

1 stop27h 13m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 16 results
1
2

Compare providers for flights from Boston to Kailua-Kona

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Kailua-Kona in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Kailua-Kona flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Kailua-Kona flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Kailua-Kona flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Kailua-Kona flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Kailua-Kona flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Kailua-Kona

How far ahead should I book a flight from Boston to Kailua-Kona?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Kailua-Kona. Price data was last updated on January 23, 2026.

The price you pay for your flight from Boston to Kailua-Kona may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Boston to Kailua-Kona?

Currently, September is the cheapest month in which you can book a flight from Boston to Kailua-Kona (average of $235). Flying from Boston to Kailua-Kona in April is currently the most expensive (average of $451). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kailua-Kona. Reviews last updated January 27, 2026.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Boston to Kailua-Kona. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,795 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,795 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,118 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,829 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,205 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,197 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Boston to Kailua-Kona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Kailua-Kona?

    United Airlines and Delta can get you from Boston to Kailua-Kona in just under 14h 21m. Your travel time can differ by up to 3h 17m. The distance between Boston and Kailua-Kona is about 5059 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boston to Kailua-Kona round-trip?

    Our cheapest airline available from Boston to Kailua-Kona is Delta. Our recent data shows that you can find tickets from as low as $235 on this airline. Additional options worth looking into are JetBlue and Hawaiian Airlines, starting at $248 and $320 round-trip. Delta is priced at 63% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Boston to Kailua-Kona one-way?

    One-way options have recently been found by users for as low as $207 on Alaska Airlines. Other airlines that offer cheap prices include Hawaiian Airlines from $207 and Delta from $224 one-way.

  • Where are the most common layover locations when flying from Boston to Kailua-Kona?

    Of the flights from Boston to Kailua-Kona that have layovers, most of them stop in Honolulu. Seattle sees the next most layovers on Boston to Kailua-Kona flights.

  • What are some popular things to do or see while on a layover in Honolulu?

    Most Honolulu visitors opt to spend their time experiencing Honolulu Zoo, Pearl Harbor, and International Market Place. Honolulu Zoo, Pearl Harbor, and International Market Place can be accessed by traveling approximately 7.8 mi, 3.5 mi, and 7.1 mi, respectively from Honolulu. Travelers can rent a car at Honolulu for an average daily rate of $49 to make sightseeing during their layover a little easier.

  • What are some popular points of interest to see during a layover in Seattle?

    Seattle travelers tend to visit Pike Place Market, Space Needle, and Seattle Waterfront more than any other notable places. Pike Place Market, Space Needle, and Seattle Waterfront can be accessed by traveling approximately 11.2 mi, 12.0 mi, and 10.9 mi, respectively from Seattle/Tacoma Intl. Those landing in Seattle looking to spend some time exploring during their layover can rent a car for about $55 per day.

  • Where are the least popular layover locations for Boston to Kailua-Kona flights?

    Boston to Kailua-Kona flights that have layovers will least frequently stop in Denver. Denver is followed by Los Angeles in terms of the least popular layover location on flights from Boston to Kailua-Kona.

  • Can I find deals for flights from Boston to Kailua-Kona that include hotel bookings?

    Yes. In addition to deals on Boston to Kailua-Kona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Kailua-Kona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Kailua-Kona.

  • Can I find deals for business class flights from Boston to Kailua-Kona?

    Yes. Cheapflights offers flight deals from Boston to Kailua-Kona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Kailua-Kona?

    Currently, September is the cheapest month in which you can book a flight from Boston to Kailua-Kona (average of $235). Flying from Boston to Kailua-Kona in April is currently the most expensive (average of $451). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Boston to Kailua-Kona

Discover the top 6 airlines that operate flights from Boston to Kailua-Kona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$235Average$576FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$248Average$455FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$320Average$705FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$424Average$657FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$430Average$602FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$449Average$671FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.