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$264+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — BOS
May 27 — Jun 31
Wed 5/27
Wed 6/3
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 April 27, 2026.

This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:45 pm
LIH
-
BOS
1 stop16h 38m
Delta
Tue 10/207:05 am
BOS
-
LIH
1 stop18h 17m
Delta
Deal found 4/23$528
This Delta deal was found by Cheapflights users on 4/25. 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 6/19:55 pm
LIH
-
BOS
2 stops19h 34m
Delta
Tue 6/97:45 am
BOS
-
LIH
1 stop17h 16m
Delta
Deal found 4/25$534
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:01 am
LIH
-
BOS
2 stops16h 30m
Multiple Airlines
Tue 10/205:45 pm
BOS
-
LIH
2 stops26h 13m
Multiple Airlines
Deal found 4/23$539
This Delta deal was found by Cheapflights users on 4/25. 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 5/289:55 pm
LIH
-
BOS
1 stop15h 54m
Delta
Thu 6/45:40 am
BOS
-
LIH
2 stops19h 24m
Delta
Deal found 4/25$562
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 5/2810:44 pm
LIH
-
BOS
1 stop12h 20m
United Airlines
Thu 6/46:00 am
BOS
-
LIH
1 stop13h 16m
United Airlines
Deal found 4/22$577

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 April 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$528
(Delta)

One-way from

$264
(Delta)

Popular in

July

Cheapest in

November

Average price

$631
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. 13% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 27, 2026.
Use the filters below to find and compare flights from Kaua'i to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LihueBoston

LIH - BOS

LIHBOS

Lihue

Mon 6/1

9:55 pm-11:29 pm

2 stops19h 34m

Boston Logan Intl

Tue 6/9

7:45 am-7:01 pm

1 stop17h 16m

$534

LihueBoston

LIH - BOS

LIHBOS

Lihue

Thu 5/28

9:55 pm-10:51 pm

2 stops18h 56m

Boston Logan Intl

Thu 6/4

6:00 am-7:04 pm

2 stops19h 04m

$567

LihueBoston

LIH - BOS

LIHBOS

Lihue

Thu 7/9

9:55 pm-11:57 pm

2 stops20h 02m

Boston Logan Intl

Tue 7/14

5:40 am-7:03 pm

2 stops19h 23m

$567
Quickest round-trip

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 5/26

9:55 pm-3:49 pm

1 stop11h 54m

Boston Logan Intl

Mon 6/1

5:40 am-7:04 pm

2 stops19h 24m

$622
Cheapest one-way
Quickest one-way

LihueBoston

LIH - BOS

LIHBOS

Lihue

Wed 10/14

9:45 pm-3:54 pm

1 stop12h 09m

$264

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 7/28

9:55 pm-11:59 pm

2 stops20h 04m

$275

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sat 10/10

9:45 pm-3:54 pm

1 stop12h 09m

$297

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 5/12

9:30 pm-4:40 pm

1 stop13h 10m

$299

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sun 8/16

9:45 pm-11:57 pm

2 stops20h 12m

$308

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 8/18

9:40 pm-11:24 pm

1 stop19h 44m

$322

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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 April 27, 2026.
See what other customers who have flown with Delta and United 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.
Delta
7.9
Good
8,463 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,463 reviews
Delta
7.9
Good
8,463 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,665 reviews
Delta
7.9
Good
8,463 reviews

Boarding

8.1

Comfort

7.9

Food

7.2

Entertainment

7.8

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 fly from Kaua'i to Boston in about 19h 34m. The time it takes to get you to your destination can typically vary by up to . The distance between Kaua'i and Boston is about 5124 mi.

  • 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 United Airlines ($269), Alaska Airlines ($272), and American Airlines ($272).

  • 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
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Cranston
Chelsea
Warwick
Peabody
Seabrook
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy
Waltham
Lowell
Braintree

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Alternative routes for Kaua'i 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 Kaua'i to Boston

Discover the top 2 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 April 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$424Average$635FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$517Average$686FlexibilityNo cancel feeOn-time69%

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