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Kailua-Kona

$245+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KOA
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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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 June 10, 2026.

This Delta deal was found by Cheapflights users on 6/9. 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 12/27:05 am
BOS
-
KOA
1 stop16h 49m
Delta
Mon 12/149:40 pm
KOA
-
BOS
1 stop19h 01m
Delta
Deal found 6/9$504
This Delta deal was found by Cheapflights users on 6/6. 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.
Tue 11/176:00 am
BOS
-
KOA
1 stop14h 45m
Delta
Sat 12/510:45 pm
KOA
-
BOS
1 stop12h 09m
Delta
Deal found 6/6$516
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:02 am
BOS
-
KOA
1 stop13h 50m
Multiple Airlines
Sun 12/69:48 am
KOA
-
BOS
2 stops17h 14m
Multiple Airlines
Deal found 6/6$517
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 10/206:30 am
BOS
-
KOA
1 stop18h 09m
Delta
Mon 10/269:45 pm
KOA
-
BOS
2 stops20h 06m
Delta
Deal found 6/10$521
This Delta deal was found by Cheapflights users on 6/8. 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.
Tue 9/87:05 am
BOS
-
KOA
1 stop16h 46m
Delta
Tue 9/159:03 pm
KOA
-
BOS
2 stops16h 52m
Delta
Deal found 6/8$522
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 10/2011:30 am
BOS
-
KOA
1 stop15h 57m
United Airlines
Mon 10/261:20 pm
KOA
-
BOS
1 stop11h 58m
United Airlines
Deal found 6/10$545
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 9/76:00 am
BOS
-
KOA
1 stop12h 48m
United Airlines
Mon 9/1411:05 pm
KOA
-
BOS
1 stop14h 05m
United Airlines
Deal found 6/7$547
This Delta deal was found by Cheapflights users on 6/6. 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 11/186:00 am
BOS
-
KOA
1 stop14h 45m
Delta
Tue 12/110:45 pm
KOA
-
BOS
1 stop12h 09m
Delta
Deal found 6/6$550
This Delta deal was found by Cheapflights users on 6/6. 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 11/186:00 am
BOS
-
KOA
1 stop14h 45m
Delta
Sat 12/510:45 pm
KOA
-
BOS
2 stops14h 42m
Delta
Deal found 6/6$555
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 8/177:45 am
BOS
-
KOA
1 stop15h 50m
Delta
Mon 8/248:42 pm
KOA
-
BOS
2 stops16h 33m
Delta
Deal found 6/8$556

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 June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$504
(Delta)

One-way from

$245
(Delta)

Popular in

June

Cheapest in

January

Average price

$883
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. 15% potential increase in price ($123 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 10, 2026.
Use the filters below to find and compare flights from Boston to Kailua-Kona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Thu 10/15

7:05 am-5:54 pm

1 stop16h 49m

Kona Intl

Fri 10/23

9:45 pm-3:54 pm

1 stop12h 09m

$516

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 8/26

11:34 am-7:35 pm

1 stop14h 01m

Kona Intl

Tue 9/15

8:00 pm-4:48 pm

2 stops14h 48m

$522

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 9/8

7:05 am-5:51 pm

1 stop16h 46m

Kona Intl

Tue 9/15

9:03 pm-11:59 pm

2 stops20h 56m

$522

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 11/4

5:40 am-6:54 pm

2 stops18h 14m

Kona Intl

Tue 11/10

9:40 pm-5:48 pm

2 stops15h 08m

$527

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 8/26

7:45 am-5:35 pm

1 stop15h 50m

Kona Intl

Tue 9/15

9:03 pm-7:40 pm

1 stop16h 37m

$558

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 10/20

6:00 am-6:39 pm

2 stops18h 39m

Kona Intl

Mon 10/26

9:45 pm-11:51 pm

2 stops20h 06m

$583
Quickest round-trip

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Sat 6/27

7:45 am-3:37 pm

1 stop13h 52m

Kona Intl

Sat 7/4

1:52 pm-9:51 am

2 stops13h 59m

$666

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Mon 7/20

7:29 pm-5:35 pm

1 stop28h 06m

Kona Intl

Mon 7/27

9:55 pm-10:44 pm

2 stops18h 49m

$677
Cheapest one-way

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 10/21

7:05 am-5:54 pm

1 stop16h 49m

$258

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Thu 11/5

6:00 am-6:54 pm

2 stops17h 54m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 16 resultsSorted by cheapest first
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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
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?

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 47 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, January is the cheapest month in which you can book a flight from Boston to Kailua-Kona (average of $519). Flying from Boston to Kailua-Kona in June is currently the most expensive (average of $883). 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.

How much does it cost to fly round-trip from Boston to Kailua-Kona?

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 June 10, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andHawaiian 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
7.9
Good
12,478 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,478 reviews
Alaska Airlines
7.9
Good
12,478 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.9
Good
8,397 reviews
Alaska Airlines
7.9
Good
12,478 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Hawaiian Airlines
7.8
Good
2,830 reviews
Alaska Airlines
7.9
Good
12,478 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
United Airlines
7.4
Good
9,808 reviews
Alaska Airlines
7.9
Good
12,478 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
American Airlines
7.1
Good
11,636 reviews
Alaska Airlines
7.9
Good
12,478 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

7.9

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

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?

    Delta can get you from Boston to Kailua-Kona in just under 16h 49m. Your travel time can differ by up to . The distance between Boston and Kailua-Kona is about 5059 mi.

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

    Our cheapest airline available from Boston to Kailua-Kona is JetBlue. Our recent data shows that you can find tickets from as low as $248 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $293 and $295 round-trip. JetBlue is priced at 62% 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 $227 on JetBlue. Other airlines that offer cheap prices include American Airlines from $230 and United Airlines from $243 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.

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

    Most Honolulu visitors opt to spend their time experiencing International Market Place, Fort DeRussy, and Kuhio Beach Park. International Market Place, Fort DeRussy, and Kuhio Beach Park can be accessed by traveling approximately 7.1 mi, 6.7 mi, and 7.4 mi, respectively from Honolulu. Travelers can rent a car at Honolulu for an average daily rate of $60 to make sightseeing during their layover a little easier.

  • 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 Seattle.

  • 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, January is the cheapest month in which you can book a flight from Boston to Kailua-Kona (average of $519). Flying from Boston to Kailua-Kona in June is currently the most expensive (average of $883). 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

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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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$248Average$496FlexibilityNo cancel feeOn-time62%
DeltaCheapest$293Average$591FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$295Average$822FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$364Average$696FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$415Average$612FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$450Average$672FlexibilityNo cancel feeOn-time69%

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