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Cheap flights from Kaua'i to Boston (BOS)

LIH — BOS
Sep 9 — Sep 161
Wed 9/9
Wed 9/16
1 adult, Economy
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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 August 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$655
(Alaska Airlines)

One-way from

$304
(Delta)

Popular in

June

Cheapest in

November

Average price

$819
Provider with most accurate pricing for Lihue-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Lihue-Boston Logan Intl flights.
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From Kaua'i to Boston Logan Intl
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One-way flight from Kaua'i to Boston Logan Intl
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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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 August 10, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican 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
7.8
Good
8,497 reviews

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
7.8
Good
8,497 reviews
Delta
7.8
Good
8,497 reviews

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
10,095 reviews
Delta
7.8
Good
8,497 reviews

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
American Airlines
7.1
Good
11,897 reviews
Delta
7.8
Good
8,497 reviews

Boarding

8.1

Food

7.2

Comfort

7.8

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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 04m. 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 American Airlines ($232), United Airlines ($264), and Delta ($268).

  • 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
Waltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Auburn
Chelsea
York Beach
Londonderry
Swansea
Revere
Fitchburg
North Falmouth
Braintree
Sandwich

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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 3 airlines flying from Kaua'i to Boston

Discover the top 3 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 August 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$424Average$709FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$517Average$687FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$528Average$689FlexibilityNo cancel feeOn-time71%

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