HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kaua'i

$372+ Cheap flights from San Antonio (SAT) to Kaua'i

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LIH
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Kaua'i with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Kaua'i

Keep the following information in mind while searching for San Antonio to Kaua'i flight deals. Data was last updated April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$521
(American Airlines)

One-way from

$462
(Southwest)

Popular in

June

Cheapest in

February

Average price

$609
Provider with most accurate pricing for San Antonio-Lihue flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Lihue flights.
Search Deals
From San Antonio to Kaua'i
Search Deals
One-way flight from San Antonio to Kaua'i
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from San Antonio to Kaua'i

Cheapest flights from San Antonio to Kaua'i
Explore the most affordable flight options available from San Antonio to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This American Airlines deal was found by Cheapflights users on 4/3. 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 4/307:02 amSAT - LIH
1 stop10h 40mAmerican Airlines
Wed 5/79:40 pmLIH - SAT
1 stop11h 27mAmerican Airlines
Deal found 4/3$521
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:35 amSAT - LIH
1 stop19h 57mAlaska Airlines
Sun 5/186:00 amLIH - SAT
2 stops18h 10mAlaska Airlines
Deal found 4/4$558
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/288:00 amSAT - LIH
2 stops16h 16mDelta
Wed 9/39:26 pmLIH - SAT
2 stops14h 58mDelta
Deal found 4/2$563
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 8/288:55 amSAT - LIH
2 stops31h 30mUnited Airlines
Wed 9/31:15 pmLIH - SAT
3 stops18h 47mUnited Airlines
Deal found 4/2$783
This Southwest deal was found by Cheapflights users on 4/3. 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 7/237:00 amSAT - LIH
1 stop10h 45mSouthwest
Sun 7/278:40 pmLIH - SAT
1 stop9h 25mSouthwest
Deal found 4/3$853

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
Use the filters below to find and compare flights from San Antonio to Kaua'i that are best for you.

Fly from

San Antonio

Fly to

Kaua'i

Route

Depart

Return

Price

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 4/30

7:02 am-12:42 pm

1 stop10h 40m

Lihue

Wed 5/7

9:40 pm-2:07 pm

1 stop11h 27m

$521

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Mon 5/12

6:35 am-9:32 pm

1 stop19h 57m

Lihue

Sun 5/18

6:00 am-5:10 am

2 stops18h 10m

$558

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Thu 8/28

8:00 am-7:16 pm

2 stops16h 16m

Lihue

Wed 9/3

9:26 pm-5:24 pm

2 stops14h 58m

$563

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Thu 8/28

8:55 am-11:25 am

2 stops31h 30m

Lihue

Wed 9/3

1:15 pm-1:02 pm

3 stops18h 47m

$783

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Wed 7/23

7:00 am-12:45 pm

1 stop10h 45m

Lihue

Sun 7/27

8:40 pm-11:05 am

1 stop9h 25m

$853

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 7/22

6:30 am-4:00 pm

2 stops14h 30m

$372

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 7/22

7:00 am-9:54 pm

1 stop19h 54m

$448

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 7/22

5:30 am-7:38 pm

3 stops19h 08m

$487

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Sat 6/21

5:00 am-12:04 pm

2 stops12h 04m

$501

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Best time to book a flight from San Antonio to Kaua'i

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

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Kaua'i (average of $440). Flying from San Antonio to Kaua'i in June is currently the most expensive (average of $683). 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.

What is the cheapest time of day to fly from SAT to FUS?

Find hourly flight availability from San Antonio to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

When flying from San Antonio to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 April 4, 2025.
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,837 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,618 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Antonio 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 San Antonio to Kaua'i?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly out of when you book flights from San Antonio to Kaua'i.

  • What are the cheapest airlines to fly from San Antonio to Kaua'i one-way?

    $462 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $501 and $525, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Kaua'i (average of $440). Flying from San Antonio to Kaua'i in June is currently the most expensive (average of $683). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Honolulu flights
Hobby to Honolulu flights
George Bush Intcntl to Honolulu flights
Dallas/Fort Worth to Kahului flights
Dallas/Fort Worth to Kailua-Kona flights
Austin to Honolulu flights
Love Field to Honolulu flights
Hobby to Kahului flights
San Antonio to Honolulu flights
George Bush Intcntl to Kahului flights
Dallas/Fort Worth to Lihue flights
Austin to Kahului flights
Hobby to Kailua-Kona flights
George Bush Intcntl to Kailua-Kona flights
Love Field to Kailua-Kona flights
Austin to Lihue flights
Hobby to Lihue flights
Love Field to Kahului flights
Austin to Kailua-Kona flights
El Paso to Honolulu flights
San Antonio to Kahului flights
George Bush Intcntl to Lihue flights
McAllen to Honolulu flights
San Antonio to Lihue flights
Love Field to Lihue flights
Lubbock to Honolulu flights
Dallas/Fort Worth to Hilo flights
El Paso to Lihue flights
Midland to Honolulu flights
San Antonio to Kailua-Kona flights
Corpus Christi to Honolulu flights
Hobby to Hilo flights
George Bush Intcntl to Hilo flights
El Paso to Kailua-Kona flights
Lubbock to Kahului flights
Laredo to Honolulu flights
Abilene to Honolulu flights
Amarillo to Honolulu flights
Austin to Hilo flights
Harlingen to Honolulu flights
Love Field to Hilo flights
El Paso to Kahului flights
Dallas/Fort Worth to Kapalua flights
San Antonio to Hilo flights
Hobby to Kapalua flights
Waco to Honolulu flights
Lubbock to Kailua-Kona flights
Dallas/Fort Worth to Hana flights
Killeen to Hilo flights
Tyler to Honolulu flights

Top 4 airlines flying from San Antonio to Kaua'i

Discover the top 4 airlines that operate flights from San Antonio 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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$419Average$573FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$459Average$650FlexibilityNo cancel feeOn-time71%
DeltaCheapest$477Average$624FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$501Average$786FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.