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Cheap flights from San Antonio to Kaua'i from $259

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Kaua'i departing on 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Antonio to Kaua'i

Cheap round-trip flights

American Airlines Logo
6:14 am - 3:04 pmSAT-LIH
12h 50m1 stop
American Airlines Logo
10:14 pm - 12:50 pmLIH-SAT
10h 36m1 stop
$521American Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 11
Alaska Airlines Logo
6:20 am - 10:14 pmSAT-LIH
19h 54m1 stop
Alaska Airlines Logo
1:35 pm - 5:38 amLIH-SAT
12h 03m2 stops
$526Alaska Airlines
Find Deal
Mon, Nov 24 - Sun, Dec 7
American Airlines Logo
9:03 am - 6:42 pmSAT-LIH
13h 39m1 stop
American Airlines Logo
3:59 pm - 9:27 amLIH-SAT
13h 28m2 stops
$527American Airlines
Find Deal
Wed, Dec 24 - Wed, Dec 31
Alaska Airlines Logo
6:20 am - 10:14 pmSAT-LIH
19h 54m1 stop
Alaska Airlines Logo
10:10 pm - 5:58 pmLIH-SAT
15h 48m1 stop
$538Alaska Airlines
Find Deal
Wed, Nov 26 - Thu, Dec 11
Delta Logo
8:00 am - 6:23 pmSAT-LIH
14h 23m2 stops
Delta Logo
10:26 pm - 1:55 pmLIH-SAT
11h 29m1 stop
$556Delta
Find Deal
Fri, Nov 28 - Sun, Dec 14
United Airlines Logo
8:55 am - 3:35 pmSAT-LIH
11h 40m1 stop
United Airlines Logo
7:40 pm - 12:48 pmLIH-SAT
12h 08m1 stop
$560United Airlines
Find Deal
Sun, Aug 17 - Thu, Aug 21
United Airlines Logo
8:55 am - 3:35 pmSAT-LIH
11h 40m1 stop
United Airlines Logo
12:57 pm - 10:37 amLIH-SAT
16h 40m2 stops
$565United Airlines
Find Deal
Sun, Aug 17 - Thu, Aug 21
Delta Logo
6:30 am - 2:42 pmSAT-LIH
12h 12m2 stops
Delta Logo
10:26 pm - 1:55 pmLIH-SAT
11h 29m1 stop
$617Delta
Find Deal
Wed, Nov 19 - Sun, Dec 7
Southwest Logo
6:35 am - 4:15 pmSAT-LIH
13h 40m2 stops
Southwest Logo
9:10 pm - 1:35 pmLIH-SAT
12h 25m2 stops
$622Southwest
Find Deal
Fri, Nov 28 - Sun, Dec 14
Southwest Logo
6:15 am - 4:00 pmSAT-LIH
14h 45m2 stops
Southwest Logo
8:40 pm - 4:20 pmLIH-SAT
14h 40m1 stop
$687Southwest
Find Deal
Thu, Aug 14 - Tue, Aug 19

United Airlines flights from San Antonio to Kaua'i

Our best United Airlines deals on San Antonio to Kaua'i flight tickets
United Airlines
Aug 17
SAT8:55 amSan Antonio
11h 40m
1 stop
LIH3:35 pmLihue
Aug 21
LIH7:40 pmLihue
12h 08m
1 stop
SAT12:48 pmSan Antonio
$560
Find similar
United Airlines
Aug 17
SAT8:55 amSan Antonio
11h 40m
1 stop
LIH3:35 pmLihue
Aug 21
LIH12:57 pmLihue
16h 40m
2 stops
SAT10:37 amSan Antonio
$565
Find similar
United Airlines
Aug 17
SAT12:13 pmSan Antonio
13h 12m
2 stops
LIH8:25 pmLihue
Aug 21
LIH12:57 pmLihue
15h 00m
2 stops
SAT8:57 amSan Antonio
$572
Find similar

Southwest flights from San Antonio to Kaua'i

Our best Southwest deals on San Antonio to Kaua'i flight tickets
Southwest
Nov 28
SAT6:35 amSan Antonio
13h 40m
2 stops
LIH4:15 pmLihue
Dec 14
LIH9:10 pmLihue
12h 25m
2 stops
SAT1:35 pmSan Antonio
$622
Find similar
Southwest
Aug 14
SAT6:15 amSan Antonio
14h 45m
2 stops
LIH4:00 pmLihue
Aug 19
LIH8:40 pmLihue
14h 40m
1 stop
SAT4:20 pmSan Antonio
$687
Find similar
Southwest
Aug 10
SAT5:45 amSan Antonio
12h 05m
1 stop
LIH12:50 pmLihue
Aug 16
LIH8:40 pmLihue
9h 25m
1 stop
SAT11:05 amSan Antonio
$828
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio 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, momondo users made 832,500 searches. Data last updated August 4, 2025.
Use the filters below to find and compare flights from San Antonio to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Thu 11/27

6:14 am-3:04 pm

1 stop12h 50m

Lihue

Thu 12/11

10:14 pm-12:50 pm

1 stop10h 36m

$521

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Mon 11/24

6:20 am-10:14 pm

1 stop19h 54m

Lihue

Sun 12/7

1:35 pm-5:38 am

2 stops12h 03m

$526

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 12/24

9:03 am-6:42 pm

1 stop13h 39m

Lihue

Wed 12/31

3:59 pm-9:27 am

2 stops13h 28m

$527

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 11/26

6:20 am-10:14 pm

1 stop19h 54m

Lihue

Thu 12/11

10:10 pm-5:58 pm

1 stop15h 48m

$538

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Fri 11/28

8:00 am-6:23 pm

2 stops14h 23m

Lihue

Sun 12/14

10:26 pm-1:55 pm

1 stop11h 29m

$556

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Sun 8/17

8:55 am-3:35 pm

1 stop11h 40m

Lihue

Thu 8/21

7:40 pm-12:48 pm

1 stop12h 08m

$560

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Sun 8/17

8:55 am-3:35 pm

1 stop11h 40m

Lihue

Thu 8/21

12:57 pm-10:37 am

2 stops16h 40m

$565

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 11/19

6:30 am-2:42 pm

2 stops12h 12m

Lihue

Sun 12/7

10:26 pm-1:55 pm

1 stop11h 29m

$617

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Fri 11/28

6:35 am-4:15 pm

2 stops13h 40m

Lihue

Sun 12/14

9:10 pm-1:35 pm

2 stops12h 25m

$622

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Thu 8/14

6:15 am-4:00 pm

2 stops14h 45m

Lihue

Tue 8/19

8:40 pm-4:20 pm

1 stop14h 40m

$687

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Kaua'i from

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

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

In general, September 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 $506. The month of February is another great option to travel to Kaua'i, with average flight prices from San Antonio averaging around $515.

What is the cheapest day to depart on your flight to Kaua'i?

According to our data, Friday is the cheapest day to fly to Kaua'i from San Antonio. The lowest ticket price found for a Friday departure recently was $580. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $831. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.

What is the cheapest time of day to depart on your flight to Kaua'i?

The cheapest time of day to fly to Kaua'i is in the evening when flights can be purchased for as low as $524. In contrast, the most expensive time of day to depart to Kaua'i is in the morning when prices are around $655.

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

Best Price Found

$259

Fastest flight time

10h 12m

Direct flights

None

Airports in Kaua'i

1 airport
The best one-way flight to Kaua'i from San Antonio in the past 72 hours is $259. The best round-trip flight deal from San Antonio to Kaua'i found on momondo in the last 72 hours is $521.
The fastest flight from San Antonio to Kaua'i takes 10h 12m
There are no direct flights from San Antonio to Kaua'i. Popular non-direct route for this connection is San Antonio Airport - Lihue Airport.
There is 1 airport near Kaua'i: Lihue (LIH)
Search flight deals

  • 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?

  • 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?

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 AirlinesPriceFrom $417Free CancellationRating
7.4
8,912 reviews
Search United Airlines flights
SouthwestPriceFrom $419Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
DeltaPriceFrom $477Free CancellationRating
8.0
7,987 reviews
Search Delta flights
American AirlinesPriceFrom $479Free CancellationRating
7.2
10,000 reviews
Search American Airlines 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.

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