Cheap flights from Boston to Kailua-Kona from $248

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Kailua-Kona departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Kailua-Kona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:34 am - 7:35 pm
BOS
-
KOA
14h 01m
1 stop
United Airlines Logo
2:03 pm - 8:14 am
KOA
-
BOS
12h 11m
1 stop
$496United Airlines
Tue, Aug 25 - Mon, Aug 31
Multiple Airlines Logo
8:00 am - 5:13 pm
BOS
-
KOA
15h 13m
2 stops
Multiple Airlines Logo
10:35 am - 5:49 am
KOA
-
BOS
13h 14m
1 stop
$499Multiple Airlines
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
8:00 am - 5:13 pm
BOS
-
KOA
15h 13m
2 stops
Multiple Airlines Logo
10:35 am - 5:49 am
KOA
-
BOS
13h 14m
1 stop
$501Multiple Airlines
Tue, Aug 25 - Mon, Aug 31
Delta Logo
5:40 am - 6:34 pm
BOS
-
KOA
18h 54m
2 stops
Delta Logo
9:03 pm - 4:00 pm
KOA
-
BOS
12h 57m
1 stop
$502Delta
Tue, Sep 8 - Tue, Sep 15
Delta Logo
6:00 am - 6:34 pm
BOS
-
KOA
18h 34m
2 stops
Delta Logo
9:03 pm - 11:59 pm
KOA
-
BOS
20h 56m
2 stops
$507Delta
Tue, Sep 8 - Tue, Sep 15
Delta Logo
10:50 am - 7:19 pm
BOS
-
KOA
14h 29m
1 stop
Delta Logo
9:03 pm - 4:00 pm
KOA
-
BOS
12h 57m
1 stop
$516Delta
Wed, Aug 26 - Tue, Sep 15
Multiple Airlines Logo
6:07 pm - 2:46 pm
BOS
-
KOA
26h 39m
1 stop
Multiple Airlines Logo
7:10 pm - 5:22 pm
KOA
-
BOS
17h 12m
2 stops
$521Multiple Airlines
Wed, Oct 28 - Wed, Nov 11
Delta Logo
8:15 am - 6:34 pm
BOS
-
KOA
16h 19m
2 stops
Delta Logo
9:03 pm - 4:00 pm
KOA
-
BOS
12h 57m
1 stop
$522Delta
Tue, Sep 8 - Tue, Sep 15
Delta Logo
6:00 am - 6:34 pm
BOS
-
KOA
18h 34m
2 stops
Delta Logo
9:03 pm - 10:13 pm
KOA
-
BOS
19h 10m
2 stops
$527Delta
Tue, Sep 8 - Tue, Sep 15
Delta Logo
10:55 am - 6:34 pm
BOS
-
KOA
13h 39m
1 stop
Delta Logo
9:03 pm - 4:00 pm
KOA
-
BOS
12h 57m
1 stop
$530Delta
Tue, Sep 8 - Tue, Sep 15

American Airlines flights from Boston to Kailua-Kona

Our best American Airlines deals on Boston to Kailua-Kona flight tickets
American Airlines
Sep 8
BOS7:00 amBoston Logan Intl
14h 40m
1 stop
KOA3:40 pmKona Intl
Sep 15
KOA9:45 pmKona Intl
17h 11m
1 stop
BOS8:56 pmBoston Logan Intl
$554
American Airlines
Aug 18
BOS6:30 amBoston Logan Intl
13h 28m
1 stop
KOA1:58 pmKona Intl
Aug 20
KOA9:45 pmKona Intl
19h 39m
1 stop
BOS11:24 pmBoston Logan Intl
$574
American Airlines
Sep 8
BOS6:30 amBoston Logan Intl
13h 28m
1 stop
KOA1:58 pmKona Intl
Sep 15
KOA9:45 pmKona Intl
16h 31m
2 stops
BOS8:16 pmBoston Logan Intl
$602

Delta flights from Boston to Kailua-Kona

Our best Delta deals on Boston to Kailua-Kona flight tickets
Delta
Sep 8
BOS5:40 amBoston Logan Intl
18h 54m
2 stops
KOA6:34 pmKona Intl
Sep 15
KOA9:03 pmKona Intl
12h 57m
1 stop
BOS4:00 pmBoston Logan Intl
$502
Delta
Sep 8
BOS6:00 amBoston Logan Intl
18h 34m
2 stops
KOA6:34 pmKona Intl
Sep 15
KOA9:03 pmKona Intl
20h 56m
2 stops
BOS11:59 pmBoston Logan Intl
$507
Delta
Aug 26
BOS10:50 amBoston Logan Intl
14h 29m
1 stop
KOA7:19 pmKona Intl
Sep 15
KOA9:03 pmKona Intl
12h 57m
1 stop
BOS4:00 pmBoston Logan Intl
$516

momondo 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, momondo users made 832,500 searches. Data last updated May 30, 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
Quickest round-trip

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 8/25

11:34 am-7:35 pm

1 stop14h 01m

Kona Intl

Mon 8/31

2:03 pm-8:14 am

1 stop12h 11m

$496

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 9/9

8:00 am-5:13 pm

2 stops15h 13m

Kona Intl

Mon 9/14

10:35 am-5:49 am

1 stop13h 14m

$499

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 8/25

8:00 am-5:13 pm

2 stops15h 13m

Kona Intl

Mon 8/31

10:35 am-5:49 am

1 stop13h 14m

$501

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 9/8

5:40 am-6:34 pm

2 stops18h 54m

Kona Intl

Tue 9/15

9:03 pm-4:00 pm

1 stop12h 57m

$502

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 9/8

6:00 am-6:34 pm

2 stops18h 34m

Kona Intl

Tue 9/15

9:03 pm-11:59 pm

2 stops20h 56m

$507

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 8/26

10:50 am-7:19 pm

1 stop14h 29m

Kona Intl

Tue 9/15

9:03 pm-4:00 pm

1 stop12h 57m

$516

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Wed 10/28

6:07 pm-2:46 pm

1 stop26h 39m

Kona Intl

Wed 11/11

7:10 pm-5:22 pm

2 stops17h 12m

$521

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 9/8

8:15 am-6:34 pm

2 stops16h 19m

Kona Intl

Tue 9/15

9:03 pm-4:00 pm

1 stop12h 57m

$522

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 9/8

6:00 am-6:34 pm

2 stops18h 34m

Kona Intl

Tue 9/15

9:03 pm-10:13 pm

2 stops19h 10m

$527

BostonKailua-Kona

BOS - KOA

BOSKOA

Boston Logan Intl

Tue 9/8

10:55 am-6:34 pm

1 stop13h 39m

Kona Intl

Tue 9/15

9:03 pm-4:00 pm

1 stop12h 57m

$530

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kailua-Kona from

How to get the cheapest flight ticket from Boston to Kailua-Kona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Kailua-Kona?

What is the cheapest month to fly to Kailua-Kona?

The cheapest month to fly to Kailua-Kona from Boston is in January. Flight prices, which tend to average around $519, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Kailua-Kona, with average flight prices from Boston averaging around $583.

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

You are more likely to see cheaper flights to Kailua-Kona from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Kailua-Kona for around $659 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kailua-Kona from Boston for as low as $545 on momondo.

How have Boston to Kailua-Kona flight prices changed over time?

As of May 2026, prices for Boston to Kailua-Kona flights are approximately 23% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Kailua-Kona

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Kailua-Kona according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Kailua-Kona (BOS to KOA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Kailua-Kona

Fastest flight time

13h 56m

Direct flights

None
The fastest flight from Boston to Kailua-Kona takes 13h 56m
There are no direct flights from Boston to Kailua-Kona. There are no popular flight routes from Boston to Kailua-Kona.

Frequently asked questions about flying from Boston to Kailua-Kona

  • How far is Boston Logan Intl to Kona Intl by plane?

    Boston Logan Intl and Kona Intl are 5058.6 mi apart from one another. A reasonable flight in good conditions will take 13h 56m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Kona Intl Airport?

    Prices for flights from Boston Logan Intl Airport to Kona Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Kona Intl Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Kona Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Kona Intl Airport.

  • What documentation or ID do you need to fly to Kona Intl Airport?

    The necessary travel and health documents for your Kona Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Kailua-Kona?

Best airlines flying from Boston to Kailua-Kona

Compare and see reviews for airlines that fly from Boston to Kailua-Kona with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $248Free CancellationRating
7.1
2,985 reviews
Search JetBlue flights
DeltaPriceFrom $293Free CancellationRating
7.9
8,416 reviews
Search Delta flights
Alaska AirlinesPriceFrom $295Free CancellationRating
7.9
12,433 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $364Free CancellationRating
7.8
2,833 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $430Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
United AirlinesPriceFrom $450Free CancellationRating
7.4
9,766 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Kailua-Kona?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Kailua-Kona. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Kailua-Kona with flexible booking policies on momondo?

Flights from Boston to Kailua-Kona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Kailua-Kona?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kailua-Kona from Boston.

I’m not ready to book a flight from Boston to Kailua-Kona right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Kailua-Kona from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Mon 6/29
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