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$225+ Cheap flights from Kailua-Kona to Boston (KOA - BOS)

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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — BOS
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Kailua-Kona to Boston

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

This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:21 pm
KOA
-
BOS
1 stop11h 48m
Multiple Airlines
Thu 9/106:17 pm
BOS
-
KOA
1 stop26h 31m
Multiple Airlines
Deal found 7/23$556
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Sat 10/31:04 pm
KOA
-
BOS
2 stops14h 29m
United Airlines
Tue 10/2012:36 pm
BOS
-
KOA
2 stops14h 51m
United Airlines
Deal found 7/23$587
This Expedia deal was found by Cheapflights users on 7/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:35 am
KOA
-
BOS
1 stop13h 12m
Multiple Airlines
Thu 10/19:33 am
BOS
-
KOA
1 stop31h 33m
Multiple Airlines
Deal found 7/26$598
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/231:08 pm
KOA
-
BOS
1 stop12h 45m
United Airlines
Sat 9/261:55 pm
BOS
-
KOA
1 stop13h 32m
United Airlines
Deal found 7/22$600
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:21 pm
KOA
-
BOS
1 stop11h 48m
Multiple Airlines
Sat 9/2610:03 am
BOS
-
KOA
1 stop15h 24m
Multiple Airlines
Deal found 7/26$640

Find flight deals from Kailua-Kona to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to Boston (BOS). 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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$556
(Alaska Airlines)

One-way from

$225
(United Airlines)

Popular in

May

Cheapest in

February

Average price

$699
Provider with most accurate pricing for Kona Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Kona Intl-Boston Logan Intl flights.
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From Kona Intl to Boston Logan Intl
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One-way flight from Kona Intl to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($237 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to Boston 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 July 27, 2026.
Use the filters below to find and compare flights from Kailua-Kona to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Sun 9/6

12:21 pm-6:09 am

1 stop11h 48m

Boston Logan Intl

Thu 9/10

6:17 pm-2:48 pm

1 stop26h 31m

$556

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Sat 10/3

1:04 pm-9:33 am

2 stops14h 29m

Boston Logan Intl

Tue 10/20

12:36 pm-9:27 pm

2 stops14h 51m

$587

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Thu 9/24

6:00 am-5:47 am

2 stops17h 47m

Boston Logan Intl

Thu 10/1

9:33 am-11:06 am

1 stop31h 33m

$603

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 9/23

1:08 pm-11:04 am

2 stops15h 56m

Boston Logan Intl

Sat 9/26

1:55 pm-9:27 pm

1 stop13h 32m

$606

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 9/23

12:21 pm-6:09 am

1 stop11h 48m

Boston Logan Intl

Sat 9/26

10:03 am-9:50 pm

2 stops17h 47m

$646

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 9/2

9:17 am-6:09 am

2 stops14h 52m

Boston Logan Intl

Thu 9/10

6:17 pm-2:48 pm

1 stop26h 31m

$684

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 8/12

12:04 pm-6:02 am

1 stop11h 58m

Boston Logan Intl

Mon 8/17

9:00 am-7:35 pm

2 stops16h 35m

$702

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Sat 8/22

8:42 pm-11:57 pm

2 stops21h 15m

Boston Logan Intl

Sat 8/29

10:50 am-7:17 pm

1 stop14h 27m

$706
Quickest round-trip

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Mon 9/28

9:45 pm-5:10 pm

1 stop13h 25m

Boston Logan Intl

Mon 10/12

6:30 am-2:03 pm

1 stop13h 33m

$708
Cheapest one-way
Quickest one-way

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Fri 9/11

12:04 pm-6:02 am

1 stop11h 58m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Kailua-Kona to Boston

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 Kailua-Kona to Boston in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Kailua-Kona-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kailua-Kona-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kailua-Kona-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kailua-Kona-Boston 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 Kailua-Kona-Boston 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 Kailua-Kona to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Kailua-Kona 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 Kailua-Kona to Boston

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

Airfare is typical for this route at the moment.

Kailua-Kona to Boston flights typically cost between $530 and $855 in September.
The cheapest round-trip price found within the last 5 days was $556 on Multiple Airlines (Sep 6-Sep 10).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated July 27, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Kailua-Kona to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,482 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
7.8
Good
8,482 reviews
Delta
7.8
Good
8,482 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
10,041 reviews
Delta
7.8
Good
8,482 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
American Airlines
7.1
Good
11,836 reviews
Delta
7.8
Good
8,482 reviews

Food

7.2

Crew

8.5

Boarding

8.1

Entertainment

7.8

Comfort

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona to Boston. 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 Kailua-Kona to Boston?

    There are many flights that can get you from Kailua-Kona to Boston in 14h 29m. Fly via United Airlines to get the fastest option. Kailua-Kona and Boston are separated by a distance of 5059 mi.

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

    Flying on Delta is currently your cheapest option to Boston, with prices starting at $264. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $365 and $453, respectively. Delta is priced at 60% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $234 on United Airlines. Other airlines that offer cheap prices include American Airlines from $234 and Delta from $235 one-way.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Randolph
Brockton
Seekonk
Hampton Beach
Cranston
Warwick
Peabody
Dedham
Auburn
York Beach
Chelsea
Londonderry
Swansea
Fitchburg
North Falmouth
Braintree
Revere

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Alternative routes for Kailua-Kona to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Kahului to Boston flights
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Lihue to Boston flights

Top 3 airlines flying from Kailua-Kona to Boston

Discover the top 3 airlines that operate flights from Kailua-Kona to Boston. 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$264Average$656FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$365Average$679FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$453Average$699FlexibilityNo cancel feeOn-time69%

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