$278+ 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KOA
Aug 18 — Aug 251
Round-trip
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
Best
Last-minute
One-way
Cheapest flights from Boston to Kailua-KonaExplore 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 July 19, 2026.
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 July 19, 2026.
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/267:45 am
BOS
- KOA
1 stop13h 58m
United Airlines
Mon 8/3112:04 pm
KOA
- BOS
1 stop11h 58m
United Airlines
Deal found 7/16![United Airlines logo]()
$556
This American Airlines deal was found by Cheapflights users on 7/16. 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 9/87:00 am
BOS
- KOA
1 stop15h 15m
American Airlines
Thu 9/109:45 pm
KOA
- BOS
1 stop13h 25m
American Airlines
Deal found 7/16![American Airlines logo]()
$561
This Delta deal was found by Cheapflights users on 7/16. 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
2 stops16h 26m
Delta
Thu 9/108:50 pm
KOA
- BOS
1 stop13h 10m
Delta
Deal found 7/16![Delta logo]()
$562
This American Airlines deal was found by Cheapflights users on 7/15. 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 9/86:00 am
BOS
- KOA
2 stops16h 15m
American Airlines
Tue 9/159:45 pm
KOA
- BOS
2 stops16h 31m
American Airlines
Deal found 7/15![American Airlines logo]()
$567
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/2111:34 am
BOS
- KOA
1 stop14h 01m
United Airlines
Sun 8/308:00 pm
KOA
- BOS
1 stop11h 47m
United Airlines
Deal found 7/16![United Airlines logo]()
$589
This Delta deal was found by Cheapflights users on 7/18. 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 9/217:57 am
BOS
- KOA
1 stop15h 34m
Delta
Tue 9/298:55 pm
KOA
- BOS
1 stop16h 50m
Delta
Deal found 7/18![Delta logo]()
$590
This Delta deal was found by Cheapflights users on 7/18. 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.
Sat 9/195:55 am
BOS
- KOA
2 stops19h 20m
Delta
Tue 9/298:55 pm
KOA
- BOS
1 stop16h 50m
Delta
Deal found 7/18![Delta logo]()
$596
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 9/246:17 pm
BOS
- KOA
1 stop26h 31m
Alaska Airlines
Tue 9/2912:38 pm
KOA
- BOS
1 stop13h 01m
Alaska Airlines
Deal found 7/15![Alaska Airlines logo]()
$598
This Delta deal was found by Cheapflights users on 7/16. 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.
Sun 8/235:51 am
BOS
- KOA
2 stops17h 44m
Delta
Wed 9/28:42 pm
KOA
- BOS
2 stops21h 17m
Delta
Deal found 7/16![Delta logo]()
$601
This Alaska Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 10/316:07 pm
BOS
- KOA
1 stop27h 45m
Multiple Airlines
Sat 11/76:00 am
KOA
- BOS
2 stops20h 28m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$603
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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 10/156:37 pm
BOS
- KOA
2 stops23h 09m
Multiple Airlines
Fri 10/2310:36 am
KOA
- BOS
1 stop12h 45m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$604
Best flights from Boston to Kailua-KonaDiscover carefully curated flight deals from Boston to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
Discover carefully curated flight deals from Boston to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 19, 2026.
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/217:45 am
BOS
- KOA
1 stop13h 58m
United Airlines
Mon 8/311:08 pm
KOA
- BOS
1 stop12h 45m
United Airlines
Deal found 7/17![United Airlines logo]()
$556
This Delta deal was found by Cheapflights users on 7/15. 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 8/275:30 am
BOS
- KOA
2 stops18h 05m
Delta
Mon 8/318:42 pm
KOA
- BOS
2 stops21h 15m
Delta
Deal found 7/15![Delta logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 7/17. 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 10/156:37 pm
BOS
- KOA
2 stops23h 09m
Multiple Airlines
Fri 10/2310:36 am
KOA
- BOS
1 stop12h 45m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$604
This Alaska Airlines deal was found by Cheapflights users on 7/17. 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.
Fri 8/2810:03 am
BOS
- KOA
1 stop15h 22m
Alaska Airlines
Sun 8/3010:35 am
KOA
- BOS
1 stop13h 14m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 7/16. 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 9/911:34 am
BOS
- KOA
1 stop14h 01m
United Airlines
Fri 9/1810:50 pm
KOA
- BOS
1 stop12h 17m
United Airlines
Deal found 7/16![United Airlines logo]()
$556
This Delta deal was found by Cheapflights users on 7/18. 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.
Sat 9/195:55 am
BOS
- KOA
2 stops19h 20m
Delta
Tue 9/298:55 pm
KOA
- BOS
2 stops19h 48m
Delta
Deal found 7/18![Delta logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 7/18. 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 9/167:12 am
BOS
- KOA
1 stop18h 15m
Multiple Airlines
Tue 9/2212:21 pm
KOA
- BOS
1 stop11h 48m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 7/18. 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 9/217:45 am
BOS
- KOA
1 stop13h 58m
United Airlines
Tue 9/291:08 pm
KOA
- BOS
2 stops13h 39m
United Airlines
Deal found 7/18![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Thu 8/276:01 am
BOS
- KOA
2 stops15h 42m
United Airlines
Mon 8/312:03 pm
KOA
- BOS
1 stop12h 11m
United Airlines
Deal found 7/15![United Airlines logo]()
$562
Last-minute flights from Boston to Kailua-KonaDiscover last-minute flight deals from Boston to Kailua-Kona. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Kailua-Kona. Data last updated July 19, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/17. 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 8/115:51 am
BOS
- KOA
2 stops19h 26m
Delta
Mon 8/1710:05 pm
KOA
- BOS
2 stops17h 24m
Delta
Deal found 7/17![Delta logo]()
$609
This Delta deal was found by Cheapflights users on 7/14. 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 8/1310:50 am
BOS
- KOA
1 stop14h 27m
Delta
Tue 8/188:42 pm
KOA
- BOS
1 stop13h 28m
Delta
Deal found 7/14![Delta logo]()
$598
This United Airlines deal was found by Cheapflights users on 7/16. 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 8/2111:34 am
BOS
- KOA
1 stop14h 01m
United Airlines
Sun 8/308:00 pm
KOA
- BOS
1 stop11h 47m
United Airlines
Deal found 7/16![United Airlines logo]()
$589
This American Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 8/227:00 am
BOS
- KOA
1 stop15h 15m
American Airlines
Mon 8/319:45 pm
KOA
- BOS
1 stop19h 39m
American Airlines
Deal found 7/15![American Airlines logo]()
$614
This Expedia deal was found by Cheapflights users on 7/16. 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.
Sat 8/228:00 am
BOS
- KOA
2 stops16h 17m
Multiple Airlines
Wed 9/28:00 am
KOA
- BOS
2 stops16h 09m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$615
This Delta deal was found by Cheapflights users on 7/16. 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.
Sun 8/235:51 am
BOS
- KOA
2 stops17h 44m
Delta
Wed 9/28:42 pm
KOA
- BOS
2 stops21h 17m
Delta
Deal found 7/16![Delta logo]()
$601
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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.
Tue 8/258:00 am
BOS
- KOA
2 stops17h 32m
Multiple Airlines
Wed 9/212:21 pm
KOA
- BOS
1 stop11h 48m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$610
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/267:45 am
BOS
- KOA
1 stop13h 58m
United Airlines
Mon 8/3112:04 pm
KOA
- BOS
1 stop14h 10m
United Airlines
Deal found 7/14![United Airlines logo]()
$556
This Delta deal was found by Cheapflights users on 7/18. 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 8/268:55 am
BOS
- KOA
2 stops16h 22m
Delta
Tue 9/158:55 pm
KOA
- BOS
2 stops20h 15m
Delta
Deal found 7/18![Delta logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 8/267:12 am
BOS
- KOA
1 stop18h 13m
Multiple Airlines
Tue 9/1512:21 pm
KOA
- BOS
1 stop11h 48m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$604
One-way flights from Boston to Kailua-KonaSearch for one-way flight options from Boston to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
Search for one-way flight options from Boston to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This Delta deal was found by Cheapflights users on 7/14. 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 8/1310:50 am
BOS
- KOA
1 stop14h 27m
Delta
Deal found 7/14![Delta logo]()
$278
This Delta deal was found by Cheapflights users on 7/14. 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.
Fri 7/247:53 am
BOS
- KOA
1 stop15h 42m
Delta
Deal found 7/14![Delta logo]()
$320
This CheapOair deal was found by Cheapflights users on 7/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:37 pm
BOS
- KOA
2 stops26h 02m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Thu 8/66:00 am
BOS
- KOA
1 stop12h 37m
United Airlines
Deal found 7/15![United Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 7/14. 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.
Thu 8/136:01 am
BOS
- KOA
2 stops19h 34m
United Airlines
Deal found 7/14![United Airlines logo]()
$359
This CheapOair deal was found by Cheapflights users on 7/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/274:54 pm
BOS
- KOA
1 stop24h 01m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$380
This American Airlines deal was found by Cheapflights users on 7/19. 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 10/126:00 am
BOS
- KOA
2 stops15h 16m
American Airlines
Deal found 7/19![American Airlines logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 7/16. 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.
Mon 7/277:44 pm
BOS
- KOA
2 stops24h 55m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 7/14. 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 8/37:35 pm
BOS
- KOA
1 stop28h 00m
Delta
Deal found 7/14![Delta logo]()
$388
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 July 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $556 (Delta) |
One-way from | $278 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $841 |
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 July 19, 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
Cheapest round-trip
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Fri 8/21
7:45 am-3:43 pm
1 stop13h 58m
Kona Intl
Mon 8/31
1:08 pm-7:53 am
1 stop12h 45m
$556
Quickest round-trip
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Wed 9/9
11:34 am-7:35 pm
1 stop14h 01m
Kona Intl
Fri 9/18
10:50 pm-5:07 pm
1 stop12h 17m
$556
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Mon 9/21
7:45 am-3:43 pm
1 stop13h 58m
Kona Intl
Tue 9/29
1:08 pm-8:47 am
2 stops13h 39m
$562
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Thu 8/27
6:01 am-3:43 pm
2 stops15h 42m
Kona Intl
Mon 8/31
2:03 pm-8:14 am
1 stop12h 11m
$562
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Thu 8/27
5:30 am-5:35 pm
2 stops18h 05m
Kona Intl
Mon 8/31
8:42 pm-11:57 pm
2 stops21h 15m
$567
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Sat 9/19
5:55 am-7:15 pm
2 stops19h 20m
Kona Intl
Tue 9/29
8:55 pm-10:43 pm
2 stops19h 48m
$567
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Thu 10/15
6:37 pm-11:46 am
2 stops23h 09m
Kona Intl
Fri 10/23
10:36 am-5:21 am
1 stop12h 45m
$604
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Wed 9/16
7:12 am-7:27 pm
1 stop18h 15m
Kona Intl
Tue 9/22
12:21 pm-6:09 am
1 stop11h 48m
$604
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Fri 8/28
10:03 am-7:25 pm
1 stop15h 22m
Kona Intl
Sun 8/30
10:35 am-5:49 am
1 stop13h 14m
$668
Cheapest one-way
BostonKailua-Kona
BOS - KOA
BOSKOA
Boston Logan Intl
Wed 8/12
11:34 am-7:35 pm
1 stop14h 01m
$320
Showing 1-10 of 19 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
BOS-KOA
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
Prices
More
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 57 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 $520). Flying from Boston to Kailua-Kona in June is currently the most expensive (average of $884). 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?
What’s the top layover airport for flights from Boston to Kailua-Kona?
Share of 1-stop round-trip flights from Boston to Kailua-Kona chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 75% of 1-stop itineraries from Boston to Kailua-Kona on Cheapflights.
What’s the cheapest layover airport for flights from Boston to Kailua-Kona?
Average round-trip fare for 1-stop flights from Boston to Kailua-Kona, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Phoenix (PHX) is the most affordable 1-stop option, with an average round-trip price of $1,013.
What’s the fastest layover option from Boston to Kailua-Kona?
Shortest average travel time for 1-stop one-way flights from Boston to Kailua-Kona, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via San Francisco (SFO) have the shortest average one-way travel time for 1-stop routes: 12h 37m.
Which airport typically offers the quickest layover for flights from Boston to Kailua-Kona?
Average layover duration for 1-stop one-way flights from Boston to Kailua-Kona, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 1h 03m.
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 July 19, 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.
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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.
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.
Alternative routes
Complete your trip
Flights by cabin class
Kailua-Kona flight routes
Other flight options
Other flights from Boston
Popular flights
Alternative routes for Boston to Kailua-Kona
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Kailua-Kona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Kailua-Kona by cabin class
Find flights from Boston to Kailua-Kona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Kailua-Kona
Explore flights to Kailua-Kona departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 19, 2026.
Boston and Kailua-Kona flights
Browse other Boston and Kailua-Kona flight options. Last updated on July 19, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on July 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Boston to Kailua-Kona
Discover the top 5 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 July 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$293 | Average$600 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$294 | Average$696 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$295 | Average$834 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$415 | Average$614 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$451 | Average$680 | FlexibilityNo cancel fee | On-time69% |