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Kaua'i

$620+ Cheap flights from Buffalo (BUF) to Kaua'i

This is the cheapest round-trip 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.
BUF — LIH
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheap flight deals from Buffalo to Kaua'i

Keep the following information in mind while searching for Buffalo to Kaua'i flight deals. Data was last updated June 16, 2025.

Round-trip from

$620
(American Airlines)

Popular in

April

Cheapest in

January
From Buffalo to Kaua'i
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals

Find flight deals from Buffalo to Kaua'i

Cheapest flights from Buffalo to Kaua'i
Explore the most affordable flight options available from Buffalo to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2025.

This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:30 amBUF - LIH
2 stops14h 26mAmerican Airlines
Wed 8/271:45 pmLIH - BUF
2 stops15h 19mAmerican Airlines
Deal found 6/14$620
This United Airlines deal was found by Cheapflights users on 6/14. 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 8/1310:50 amBUF - LIH
3 stops30h 21mUnited Airlines
Wed 8/271:13 pmLIH - BUF
2 stops14h 40mUnited Airlines
Deal found 6/14$931
This Southwest deal was found by Cheapflights users on 6/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/27:35 amBUF - LIH
2 stops19h 55mSouthwest
Sat 7/128:40 pmLIH - BUF
1 stop17h 00mSouthwest
Deal found 6/15$1,239

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo to Kaua'i 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 June 16, 2025.
Use the filters below to find and compare flights from Buffalo to Kaua'i that are best for you.

Fly from

Buffalo

Fly to

Kaua'i

Route

Depart

Return

Price

BuffaloLihue

BUF - LIH

BUFLIH

Buffalo

Wed 8/13

5:30 am-1:56 pm

2 stops14h 26m

Lihue

Wed 8/27

1:45 pm-11:04 am

2 stops15h 19m

$620

BuffaloLihue

BUF - LIH

BUFLIH

Buffalo

Wed 8/13

10:50 am-11:11 am

3 stops30h 21m

Lihue

Wed 8/27

1:13 pm-9:53 am

2 stops14h 40m

$931

BuffaloLihue

BUF - LIH

BUFLIH

Buffalo

Wed 7/2

7:35 am-9:30 pm

2 stops19h 55m

Lihue

Sat 7/12

8:40 pm-7:40 pm

1 stop17h 00m

$1,239

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Best time to book a flight from Buffalo to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Buffalo 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 Buffalo to Kaua'i

What is the cheapest month to book a flight from Buffalo to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from Buffalo to Kaua'i (average of $440). Flying from Buffalo to Kaua'i in June is currently the most expensive (average of $689). 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.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated June 16, 2025.
Southwest
8.0
Very good
4,278 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,278 reviews
Southwest
8.0
Very good
4,278 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,801 reviews
Southwest
8.0
Very good
4,278 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,278 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Kaua'i. 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 from for flights from Buffalo to Kaua'i?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to Kaua'i. Buffalo is conveniently located just 8.3 mi from Buffalo’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Kaua'i by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Kaua'i (average of $440). Flying from Buffalo to Kaua'i in June is currently the most expensive (average of $689). 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.

See more FAQs

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Top 2 airlines flying from Buffalo to Kaua'i

Discover the top 2 airlines that operate flights from Buffalo to Kaua'i. 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$617Average$758FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$697Average$938FlexibilityNo cancel feeOn-time69%

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