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$258+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — BOS
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
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 June 10, 2026.

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 8/258:42 pm
KOA
-
BOS
2 stops21h 16m
Delta
Mon 9/77:45 am
BOS
-
KOA
1 stop15h 50m
Delta
Deal found 6/6$522
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:04 pm
KOA
-
BOS
1 stop13h 50m
United Airlines
Mon 9/76:00 am
BOS
-
KOA
1 stop12h 48m
United Airlines
Deal found 6/6$558
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.
Wed 10/141:08 pm
KOA
-
BOS
2 stops14h 25m
United Airlines
Tue 10/201:55 pm
BOS
-
KOA
1 stop13h 32m
United Airlines
Deal found 6/7$564
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:00 am
KOA
-
BOS
1 stop12h 11m
United Airlines
Thu 7/911:35 am
BOS
-
KOA
1 stop13h 56m
United Airlines
Deal found 6/6$573
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:26 pm
KOA
-
BOS
1 stop19h 48m
American Airlines
Tue 10/207:00 am
BOS
-
KOA
1 stop12h 58m
American Airlines
Deal found 6/10$574
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.
Thu 10/159:45 pm
KOA
-
BOS
2 stops19h 55m
Delta
Wed 10/216:30 am
BOS
-
KOA
1 stop18h 09m
Delta
Deal found 6/10$593
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:36 am
KOA
-
BOS
1 stop12h 45m
Multiple Airlines
Tue 10/207:00 am
BOS
-
KOA
2 stops17h 16m
Multiple Airlines
Deal found 6/8$599
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:36 am
KOA
-
BOS
1 stop12h 45m
Multiple Airlines
Thu 10/227:00 am
BOS
-
KOA
2 stops18h 31m
Multiple Airlines
Deal found 6/10$606

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 June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$522
(Delta)

One-way from

$258
(Delta)

Popular in

May

Cheapest in

February

Average price

$714
Provider with most accurate pricing for Kona Intl-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kona Intl-Boston Logan Intl flights.
Search Deals
From Kona Intl to Boston Logan Intl
Search Deals
One-way flight from Kona Intl to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($238 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($43 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 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 June 10, 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

Tue 8/25

8:42 pm-10:12 pm

2 stops19h 30m

Boston Logan Intl

Mon 9/7

5:51 am-5:35 pm

2 stops17h 44m

$527

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 10/14

1:08 pm-9:33 am

2 stops14h 25m

Boston Logan Intl

Tue 10/20

1:55 pm-9:27 pm

1 stop13h 32m

$564
Quickest round-trip

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Fri 7/3

7:00 am-1:11 am

1 stop12h 11m

Boston Logan Intl

Thu 7/9

12:30 pm-9:45 pm

2 stops15h 15m

$657

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 10/14

10:51 am-7:29 am

2 stops14h 38m

Boston Logan Intl

Tue 10/20

6:37 pm-11:46 am

2 stops23h 09m

$669

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Mon 9/28

9:03 pm-4:00 pm

1 stop12h 57m

Boston Logan Intl

Mon 10/12

7:05 am-5:54 pm

1 stop16h 49m

$680

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 10/28

11:47 am-6:15 am

1 stop12h 28m

Boston Logan Intl

Thu 10/29

9:00 am-9:08 pm

1 stop18h 08m

$690

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 10/28

10:36 am-5:28 am

1 stop12h 52m

Boston Logan Intl

Thu 10/29

9:00 am-9:08 pm

1 stop18h 08m

$695
Cheapest one-way

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Mon 9/28

9:03 pm-4:00 pm

1 stop12h 57m

$258

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Wed 9/30

9:03 pm-10:43 pm

2 stops19h 40m

$264

Kailua-KonaBoston

KOA - BOS

KOABOS

Kona Intl

Fri 7/10

12:51 pm-2:23 pm

2 stops19h 32m

$321

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 13 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 June.
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?

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 June 10, 2026.
Get a feel of what it's like to fly with Delta and United 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
7.9
Good
8,396 reviews

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,396 reviews
Delta
7.9
Good
8,396 reviews

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,804 reviews
Delta
7.9
Good
8,396 reviews

Crew

8.5

Overall

7.9

Comfort

7.8

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 25m. Fly via Delta or United Airlines to get the fastest option. Kailua-Kona and Boston are separated by a distance of 5059 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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. Another option worth looking into is United Airlines, starting at $453 round trip. Delta is priced at 59% 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 $224 on American Airlines. Other airlines that offer cheap prices include United Airlines from $229 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
Hampton Beach
Brockton
Watertown
Seekonk
Cranston
Warwick
Peabody
Auburn
York Beach
Chelsea
Londonderry
Swansea
Old Orchard Beach
Lowell
Smithfield
Braintree
Sandwich

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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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Top 2 airlines flying from Kailua-Kona to Boston

Discover the top 2 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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$264Average$656FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$453Average$684FlexibilityNo cancel feeOn-time69%

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