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$269+ Cheap flights from Kaua'i to Boston (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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — BOS
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Kaua'i to Boston

Cheapest flights from Kaua'i to Boston
Explore the most affordable flight options available from Kaua'i to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Delta deal was found by Cheapflights users on 2/1. 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 2/179:20 pm
LIH
-
BOS
1 stop13h 39m
Delta
Sat 2/215:29 am
BOS
-
LIH
2 stops18h 17m
Delta
Deal found 2/1$640
This United Airlines deal was found by Cheapflights users on 2/1. 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 2/178:40 pm
LIH
-
BOS
1 stop12h 14m
United Airlines
Sat 2/211:50 pm
BOS
-
LIH
1 stop13h 54m
United Airlines
Deal found 2/1$676
This Delta deal was found by Cheapflights users on 2/3. 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 4/269:25 pm
LIH
-
BOS
2 stops20h 32m
Delta
Fri 5/17:37 am
BOS
-
LIH
1 stop16h 03m
Delta
Deal found 2/3$725
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 2/310:20 pm
LIH
-
BOS
1 stop13h 00m
Multiple Airlines
Thu 2/57:00 am
BOS
-
LIH
2 stops18h 30m
Multiple Airlines
Deal found 2/1$858
This United Airlines deal was found by Cheapflights users on 2/1. 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 2/38:30 pm
LIH
-
BOS
1 stop14h 07m
United Airlines
Thu 2/57:25 am
BOS
-
LIH
1 stop14h 39m
United Airlines
Deal found 2/1$892
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 2/310:20 pm
LIH
-
BOS
1 stop13h 00m
Alaska Airlines
Thu 2/54:20 pm
BOS
-
LIH
1 stop26h 25m
Alaska Airlines
Deal found 2/2$949

Find flight deals from Kaua'i to Boston

Keep the following information in mind while searching for Kaua'i to Boston flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$640
(Delta)

One-way from

$269
(Kiwi.com)

Popular in

July

Cheapest in

June

Average price

$493
Provider with most accurate pricing for Lihue-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lihue-Boston Logan Intl flights.
Search Deals
From Kaua'i to Boston Logan Intl
Search Deals
One-way flight from Kaua'i to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($44 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 February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i 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 February 4, 2026.
Use the filters below to find and compare flights from Kaua'i to Boston that are best for you.

Fly from

Kaua'i

Fly to

Boston

Route

Depart

Return

Price

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 2/17

9:20 pm-3:59 pm

1 stop13h 39m

Boston Logan Intl

Sat 2/21

5:29 am-6:46 pm

2 stops18h 17m

$640

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 2/17

8:40 pm-1:54 pm

1 stop12h 14m

Boston Logan Intl

Sat 2/21

1:50 pm-10:44 pm

1 stop13h 54m

$676

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sun 4/26

9:25 pm-11:57 pm

2 stops20h 32m

Boston Logan Intl

Fri 5/1

7:37 am-5:40 pm

1 stop16h 03m

$725

LihueBoston

LIH - BOS

LIHBOS

Lihue

Wed 5/13

8:31 pm-4:56 pm

2 stops14h 25m

Boston Logan Intl

Wed 5/20

5:55 am-5:40 pm

2 stops17h 45m

$2,179

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 4/14

9:00 pm-6:35 pm

3 stops39h 35m

$269

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 4/14

8:10 pm-5:20 pm

2 stops15h 10m

$277

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 5/12

9:00 pm-5:49 am

2 stops26h 49m

$278

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 4/14

9:25 pm-7:16 pm

1 stop15h 51m

$284

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sun 5/10

1:01 pm-7:24 am

1 stop12h 23m

$287

LihueBoston

LIH - BOS

LIHBOS

Lihue

Thu 5/28

10:44 pm-5:04 pm

1 stop12h 20m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 11 results
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Best time to book a flight from Kaua'i to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Kaua'i 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 Kaua'i to Boston
No data available for this route at this time. Please check back soon.

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 February 4, 2026.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Kaua'i to Boston have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,839 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,839 reviews
Alaska Airlines
8.0
Very good
11,839 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,146 reviews
Alaska Airlines
8.0
Very good
11,839 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,831 reviews
Alaska Airlines
8.0
Very good
11,839 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,236 reviews
Alaska Airlines
8.0
Very good
11,839 reviews

Food

7.1

Entertainment

7.0

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Kaua'i?

    If you book a flight to Boston from Kaua'i, you will be flying to Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

  • How long is the flight from Kaua'i to Boston?

    Airlines like Delta and United Airlines fly from Kaua'i to Boston in about 12h 14m. The time it takes to get you to your destination can typically vary by up to 1h 25m. The distance between Kaua'i and Boston is about 5124 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kaua'i to Boston one-way?

    The cheapest airlines for a one-way flight from Kaua'i to Boston are Alaska Airlines ($242), Delta ($246), and United Airlines ($254).

  • Can I find deals for flights from Kaua'i to Boston that include hotel bookings?

    Yes. In addition to deals on Kaua'i to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kaua'i to Boston?

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

  • Can I find deals for business class flights from Kaua'i to Boston?

    Yes. Cheapflights offers flight deals from Kaua'i 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
Medford
Cambridge
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Lincoln
Warwick
Smithfield
Peabody
Quincy
York Beach
Londonderry
Swansea
Old Orchard Beach
Waltham
Lowell
Chelsea

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Top 4 airlines flying from Kaua'i to Boston

Discover the top 4 airlines that operate flights from Kaua'i 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$254Average$692FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$302Average$605FlexibilityNo cancel feeOn-time69%
DeltaCheapest$351Average$635FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$500Average$700FlexibilityNo cancel feeOn-time75%

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