What airlines fly to Kaua'i?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Kaua'i from Buffalo according to our data. American Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Kaua'i. Keep in mind that there are 3 different airlines that fly to Kaua'i on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Buffalo to Kaua'i?

Delta and United Airlines are the most popular carriers operating from Buffalo to Kaua'i

When did momondo last update prices for flights from Buffalo Airport to Kaua'i?

Prices for flights from Buffalo Airport to Kaua'i refresh daily.

How many operators does momondo search for flights from Buffalo Airport to Kaua'i?

The number of operators available for flights from Buffalo Airport to Kaua'i is 3 as of September 2026.

How old do you have to be to fly from Buffalo Airport to Kaua'i?

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 Buffalo Airport to Kaua'i.

What documentation or ID do you need to fly to Kaua'i?

The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$464 Cheap Flights from Buffalo to Kaua'i in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Kaua'i

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:24 am - 5:04 pmBUF Buffalo-LIH Lihue

13h 40m1 stop Denver Intl

1:50 pm - 9:20 amLIH Lihue-BUF Buffalo

14h 30m2 stops San Francisco Chicago O'Hare Intl

$492United Airlines

Mon, Feb 1 - Sun, Feb 7

6:45 pm - 1:16 pmBUF Buffalo-LIH Lihue

23h 31m2 stops Chicago O'Hare Intl Los Angeles

10:35 pm - 9:40 pmLIH Lihue-BUF Buffalo

18h 05m2 stops Phoenix Sky Harbor Intl Charlotte Douglas

$541American Airlines

Wed, Dec 2 - Tue, Dec 8

6:37 pm - 1:25 pmBUF Buffalo-LIH Lihue

23h 48m2 stops Chicago O'Hare Intl Los Angeles

10:35 pm - 5:57 pmLIH Lihue-BUF Buffalo

14h 22m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$555American Airlines

Thu, Jan 7 - Thu, Jan 14

8:45 am - 3:40 pmBUF Buffalo-LIH Lihue

12h 55m1 stop Denver Intl

1:05 pm - 9:29 amLIH Lihue-BUF Buffalo

14h 24m2 stops Los Angeles Chicago O'Hare Intl

$556United Airlines

Wed, Oct 14 - Sun, Oct 18

6:37 pm - 1:25 pmBUF Buffalo-LIH Lihue

23h 48m2 stops Chicago O'Hare Intl Los Angeles

10:35 pm - 5:57 pmLIH Lihue-BUF Buffalo

14h 22m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

$581American Airlines

Thu, Jan 7 - Thu, Jan 14

6:35 am - 4:20 pmBUF Buffalo-LIH Lihue

14h 45m2 stops Las Vegas Harry Reid Intl Oakland

3:45 pm - 10:20 amLIH Lihue-BUF Buffalo

13h 35m2 stops Oakland Chicago Midway

$611Southwest

Tue, Feb 16 - Fri, Feb 26

8:17 am - 4:55 pmBUF Buffalo-LIH Lihue

13h 38m1 stop Denver Intl

8:30 pm - 6:10 pmLIH Lihue-BUF Buffalo

16h 40m2 stops Denver Intl Newark

$621United Airlines

Wed, Dec 2 - Tue, Dec 8

6:25 am - 8:22 pmBUF Buffalo-LIH Lihue

18h 57m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

10:26 pm - 6:54 pmLIH Lihue-BUF Buffalo

15h 28m2 stops Los Angeles New York John F Kennedy Intl

$628Delta

Tue, Feb 16 - Fri, Feb 26

6:35 am - 4:20 pmBUF Buffalo-LIH Lihue

14h 45m2 stops Las Vegas Harry Reid Intl Oakland

3:45 pm - 10:20 amLIH Lihue-BUF Buffalo

13h 35m2 stops Oakland Chicago Midway

$644Southwest

Tue, Feb 16 - Fri, Feb 26

12:50 pm - 8:22 pmBUF Buffalo-LIH Lihue

36h 32m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

9:26 pm - 6:54 pmLIH Lihue-BUF Buffalo

15h 28m2 stops Los Angeles New York John F Kennedy Intl

$679Delta

Wed, Feb 24 - Tue, Mar 16

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United Airlines flights from Buffalo to Kaua'i

Our best United Airlines deals on Buffalo to Kaua'i flight tickets

United Airlines

Feb 1

BUF8:24 amBuffalo

13h 40m

1 stop

LIH5:04 pmLihue

Feb 7

LIH1:50 pmLihue

14h 30m

2 stops

BUF9:20 amBuffalo

$492

United Airlines

Oct 14

BUF8:45 amBuffalo

12h 55m

1 stop

LIH3:40 pmLihue

Oct 18

LIH1:05 pmLihue

14h 24m

2 stops

BUF9:29 amBuffalo

$556

United Airlines

Dec 2

BUF8:17 amBuffalo

13h 38m

1 stop

LIH4:55 pmLihue

Dec 8

LIH8:30 pmLihue

16h 40m

2 stops

BUF6:10 pmBuffalo

$621

American Airlines flights from Buffalo to Kaua'i

Our best American Airlines deals on Buffalo to Kaua'i flight tickets

American Airlines

Dec 2

BUF6:45 pmBuffalo

23h 31m

2 stops

LIH1:16 pmLihue

Dec 8

LIH10:35 pmLihue

18h 05m

2 stops

BUF9:40 pmBuffalo

$541

American Airlines

Jan 7

BUF6:37 pmBuffalo

23h 48m

2 stops

LIH1:25 pmLihue

Jan 14

LIH10:35 pmLihue

14h 22m

2 stops

BUF5:57 pmBuffalo

$555

American Airlines

Jan 7

BUF6:37 pmBuffalo

23h 48m

2 stops

LIH1:25 pmLihue

Jan 14

LIH10:35 pmLihue

14h 22m

2 stops

BUF5:57 pmBuffalo

$581

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Mon 2/1

8:24 am-5:04 pm

1 stop13h 40m

Lihue

Sun 2/7

1:50 pm-9:20 am

2 stops14h 30m

$492

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Wed 12/2

6:45 pm-1:16 pm

2 stops23h 31m

Lihue

Tue 12/8

10:35 pm-9:40 pm

2 stops18h 05m

$541

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Thu 1/7

6:37 pm-1:25 pm

2 stops23h 48m

Lihue

Thu 1/14

10:35 pm-5:57 pm

2 stops14h 22m

$555

Quickest round-trip

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Wed 10/14

8:45 am-3:40 pm

1 stop12h 55m

Lihue

Sun 10/18

1:05 pm-9:29 am

2 stops14h 24m

$556

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Thu 1/7

6:37 pm-1:25 pm

2 stops23h 48m

Lihue

Thu 1/14

10:35 pm-5:57 pm

2 stops14h 22m

$581

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Tue 2/16

6:35 am-4:20 pm

2 stops14h 45m

Lihue

Fri 2/26

3:45 pm-10:20 am

2 stops13h 35m

$611

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Wed 12/2

8:17 am-4:55 pm

1 stop13h 38m

Lihue

Tue 12/8

8:30 pm-6:10 pm

2 stops16h 40m

$621

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Tue 2/16

6:25 am-8:22 pm

2 stops18h 57m

Lihue

Fri 2/26

10:26 pm-6:54 pm

2 stops15h 28m

$628

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Tue 2/16

6:35 am-4:20 pm

2 stops14h 45m

Lihue

Fri 2/26

3:45 pm-10:20 am

2 stops13h 35m

$644

BuffaloLihue

BUF Buffalo - LIH Lihue

BUFLIH

Buffalo

Wed 2/24

12:50 pm-8:22 pm

2 stops36h 32m

Lihue

Tue 3/16

9:26 pm-6:54 pm

2 stops15h 28m

$679

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Kaua'i

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

Prices

Airlines

What is the cheapest month to fly to Kaua'i?

In general, June is the cheapest month to fly from Buffalo to Kaua'i. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of July is another great option to travel to Kaua'i, with average flight prices from Buffalo averaging around $665.

Can stopping save me money on Buffalo to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Buffalo to Kaua'i.

Cheap Buffalo to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Kaua'i

Best Price Found	$464
Fastest flight time	12h 55m
Direct flights	None

The best one-way flight to Kaua'i from Buffalo in the past 72 hours is $464. The best round-trip flight deal from Buffalo to Kaua'i found on momondo in the last 72 hours is $492.

The fastest flight from Buffalo to Kaua'i takes 12h 55m

There are no direct flights from Buffalo to Kaua'i. There are no popular flight routes from Buffalo to Kaua'i.

Search flight deals

Frequently asked questions about flying from Buffalo to Kaua'i

When did momondo last update prices for flights from Buffalo Airport to Kaua'i?
Prices for flights from Buffalo Airport to Kaua'i refresh daily.
How many operators does momondo search for flights from Buffalo Airport to Kaua'i?
The number of operators available for flights from Buffalo Airport to Kaua'i is 3 as of September 2026.
How old do you have to be to fly from Buffalo Airport to Kaua'i?
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 Buffalo Airport to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Buffalo to Kaua'i?
Based on momondo bookings for flights between Buffalo and Kaua'i, the leading plane model is Airbus A320-100/200, making up 19.66% of the total bookings. Other popular models include Airbus A220-300 with 14.15%, Boeing 737 MAX 8 with 9.75%, and Embraer 175 with 8.86%.

Best airlines flying from Buffalo to Kaua'i

Compare and see reviews for airlines that fly from Buffalo to Kaua'i with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $441	Free Cancellation	Rating 7.8 8,589 reviews	Search Delta flights
American Airlines	PriceFrom $518	Free Cancellation	Rating 7.0 12,087 reviews	Search American Airlines flights
United Airlines	PriceFrom $697	Free Cancellation	Rating 7.4 10,232 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Kaua'i?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buffalo to Kaua'i for you.

Can I find flights from Buffalo to Kaua'i with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Buffalo to Kaua'i flights to just show those with flexible booking policies.

How can momondo help me find flights from Buffalo to Kaua'i?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buffalo to Kaua'i.

I’m not ready to book a flight from Buffalo to Kaua'i right now. Can momondo alert me if prices change?

Price alerts on flights to Kaua'i from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.