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

American Airlines, Southwest, and Delta are the most popular carriers operating from San Antonio to Kaua'i

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 San Antonio according to our data. American Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Kaua'i. Keep in mind that there are 5 different airlines that fly to Kaua'i on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from San Antonio Airport to Kaua'i are refreshed on a daily basis.

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

As of June 2026, there are 3 operators available to choose from for flights from San Antonio Airport to Kaua'i.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Kaua'i.

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

The necessary travel and health documents for your Kaua'i trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$229 Cheap Flights from San Antonio to Kaua'i in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Kaua'i

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 11:29 am

SAT

LIH

10h 14m

1 stop

10:00 pm - 2:22 pm

LIH

SAT

11h 22m

1 stop

$458American Airlines

Tue, Aug 11 - Thu, Aug 27

5:30 am - 3:40 pm

SAT

LIH

15h 10m

2 stops

7:35 pm - 12:43 pm

LIH

SAT

12h 08m

1 stop

$464United Airlines

Wed, Sep 9 - Wed, Sep 16

6:45 am - 7:10 pm

SAT

LIH

17h 25m

2 stops

9:54 pm - 5:12 pm

LIH

SAT

14h 18m

2 stops

$469Delta

Wed, Sep 9 - Wed, Sep 16

9:07 am - 3:40 pm

SAT

LIH

11h 33m

1 stop

7:35 pm - 12:43 pm

LIH

SAT

12h 08m

1 stop

$482United Airlines

Wed, Sep 9 - Wed, Sep 16

4:44 pm - 6:40 am

SAT

LIH

18h 56m

2 stops

9:35 pm - 4:13 pm

LIH

SAT

13h 38m

1 stop

$492Multiple Airlines

Tue, Aug 11 - Thu, Aug 27

7:35 am - 3:40 pm

SAT

LIH

13h 05m

2 stops

7:35 pm - 3:43 pm

LIH

SAT

15h 08m

2 stops

$493United Airlines

Wed, Sep 9 - Wed, Sep 16

4:44 pm - 6:40 am

SAT

LIH

18h 56m

2 stops

12:31 pm - 5:00 am

LIH

SAT

11h 29m

1 stop

$494Multiple Airlines

Mon, Aug 10 - Mon, Aug 17

4:44 pm - 6:40 am

SAT

LIH

18h 56m

2 stops

8:03 pm - 4:13 pm

LIH

SAT

15h 10m

2 stops

$497Multiple Airlines

Tue, Aug 11 - Thu, Aug 27

4:44 pm - 6:40 am

SAT

LIH

18h 56m

2 stops

10:30 am - 5:00 am

LIH

SAT

13h 30m

2 stops

$499Multiple Airlines

Mon, Aug 10 - Mon, Aug 17

3:09 pm - 8:48 pm

SAT

LIH

10h 39m

1 stop

9:15 pm - 2:03 pm

LIH

SAT

11h 48m

1 stop

$526American Airlines

Tue, Jul 14 - Sun, Jul 19

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American Airlines flights from San Antonio to Kaua'i

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

American Airlines

Aug 11

SAT6:15 amSan Antonio

10h 14m

1 stop

LIH11:29 amLihue

Aug 27

LIH10:00 pmLihue

11h 22m

1 stop

SAT2:22 pmSan Antonio

$458

American Airlines

Jul 14

SAT3:09 pmSan Antonio

10h 39m

1 stop

LIH8:48 pmLihue

Jul 19

LIH9:15 pmLihue

11h 48m

1 stop

SAT2:03 pmSan Antonio

$526

American Airlines

Jul 14

SAT11:04 amSan Antonio

14h 44m

2 stops

LIH8:48 pmLihue

Jul 19

LIH9:15 pmLihue

11h 48m

1 stop

SAT2:03 pmSan Antonio

$532

United Airlines flights from San Antonio to Kaua'i

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

United Airlines

Sep 9

SAT5:30 amSan Antonio

15h 10m

2 stops

LIH3:40 pmLihue

Sep 16

LIH7:35 pmLihue

12h 08m

1 stop

SAT12:43 pmSan Antonio

$464

United Airlines

Sep 9

SAT9:07 amSan Antonio

11h 33m

1 stop

LIH3:40 pmLihue

Sep 16

LIH7:35 pmLihue

12h 08m

1 stop

SAT12:43 pmSan Antonio

$482

United Airlines

Sep 9

SAT7:35 amSan Antonio

13h 05m

2 stops

LIH3:40 pmLihue

Sep 16

LIH7:35 pmLihue

15h 08m

2 stops

SAT3:43 pmSan Antonio

$493

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 8/11

6:15 am-11:29 am

1 stop10h 14m

Lihue

Thu 8/27

10:00 pm-2:22 pm

1 stop11h 22m

$458

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 9/9

5:30 am-3:40 pm

2 stops15h 10m

Lihue

Wed 9/16

7:35 pm-12:43 pm

1 stop12h 08m

$464

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 9/9

6:45 am-7:10 pm

2 stops17h 25m

Lihue

Wed 9/16

9:54 pm-5:12 pm

2 stops14h 18m

$469

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 9/9

9:07 am-3:40 pm

1 stop11h 33m

Lihue

Wed 9/16

7:35 pm-12:43 pm

1 stop12h 08m

$482

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 8/11

4:44 pm-6:40 am

2 stops18h 56m

Lihue

Thu 8/27

9:35 pm-4:13 pm

1 stop13h 38m

$492

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 9/9

7:35 am-3:40 pm

2 stops13h 05m

Lihue

Wed 9/16

7:35 pm-3:43 pm

2 stops15h 08m

$493

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Mon 8/10

4:44 pm-6:40 am

2 stops18h 56m

Lihue

Mon 8/17

12:31 pm-5:00 am

1 stop11h 29m

$494

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 8/11

4:44 pm-6:40 am

2 stops18h 56m

Lihue

Thu 8/27

8:03 pm-4:13 pm

2 stops15h 10m

$497

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Mon 8/10

4:44 pm-6:40 am

2 stops18h 56m

Lihue

Mon 8/17

10:30 am-5:00 am

2 stops13h 30m

$499

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 7/14

3:09 pm-8:48 pm

1 stop10h 39m

Lihue

Sun 7/19

9:15 pm-2:03 pm

1 stop11h 48m

$526

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Antonio 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, April is the cheapest month to fly from San Antonio to Kaua'i. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $443. The month of May is another great option to travel to Kaua'i, with average flight prices from San Antonio averaging around $467.

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

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

Cheap San Antonio to Kaua'i flight deals and tips

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

Fastest flight time	11h 44m
Direct flights	None

The fastest flight from San Antonio to Kaua'i takes 11h 44m

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

Search flight deals

Frequently asked questions about flying from San Antonio to Kaua'i

When did momondo last update prices for flights from San Antonio Airport to Kaua'i?
Prices for flights from San Antonio Airport to Kaua'i are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to Kaua'i?
As of June 2026, there are 3 operators available to choose from for flights from San Antonio Airport to Kaua'i.
How old do you have to be to fly from San Antonio Airport to Kaua'i?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The necessary travel and health documents for your Kaua'i trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Antonio to Kaua'i?
momondo data reveals that the most frequently booked plane model on the route from San Antonio to Kaua'i is Airbus A320-100/200, representing 15.75% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 14.84%, Boeing 737-800 Passenger/BBJ2 (winglets) at 10.46%, and Airbus A319 at 9.55%.

Best airlines flying from San Antonio to Kaua'i

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $443	Free Cancellation	Rating 7.4 9,881 reviews	Search United Airlines flights
American Airlines	PriceFrom $498	Free Cancellation	Rating 7.1 11,751 reviews	Search American Airlines flights
Southwest	PriceFrom $514	Free Cancellation	Rating 7.9 4,242 reviews	Search Southwest flights

Why use momondo?

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

It is quick and easy to find San Antonio to Kaua'i flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kaua'i that suits you.

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

All flight searches from San Antonio to Kaua'i on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between San Antonio and Kaua'i by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Kaua'i from San Antonio 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.