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Kaua'i

$297+ 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LIH
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$512
(Alaska Airlines)

One-way from

$297
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$806
From San Antonio to Kaua'i
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One-way flight from San Antonio to Kaua'i
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Highest demand for flights based on searches. 17% potential increase in price ($144 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/286:30 amSAT - LIH
2 stops14h 20mAlaska Airlines
Tue 9/210:30 pmLIH - SAT
1 stop15h 16mAlaska Airlines
Deal found 6/11$512
This Southwest deal was found by Cheapflights users on 6/11. 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.
Fri 8/226:15 amSAT - LIH
2 stops14h 45mSouthwest
Thu 8/288:40 pmLIH - SAT
2 stops11h 55mSouthwest
Deal found 6/11$532
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 8/229:10 amSAT - LIH
1 stop9h 46mAmerican Airlines
Thu 8/289:16 pmLIH - SAT
1 stop11h 04mAmerican Airlines
Deal found 6/12$537
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 8/268:55 amSAT - LIH
1 stop11h 41mUnited Airlines
Wed 9/37:40 pmLIH - SAT
1 stop12h 08mUnited Airlines
Deal found 6/11$613
This United deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/285:30 amSAT - LIH
3 stops19h 08mMultiple Airlines
Tue 7/297:55 pmLIH - SAT
2 stops17h 42mMultiple Airlines
Deal found 6/9$1,069

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 June 12, 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

Thu 8/28

6:30 am-3:50 pm

2 stops14h 20m

Lihue

Tue 9/2

10:30 pm-6:46 pm

1 stop15h 16m

$512

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Fri 8/22

6:15 am-4:00 pm

2 stops14h 45m

Lihue

Thu 8/28

8:40 pm-1:35 pm

2 stops11h 55m

$532

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Fri 8/22

9:10 am-1:56 pm

1 stop9h 46m

Lihue

Thu 8/28

9:16 pm-1:20 pm

1 stop11h 04m

$537

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Tue 8/26

8:55 am-3:36 pm

1 stop11h 41m

Lihue

Wed 9/3

7:40 pm-12:48 pm

1 stop12h 08m

$613

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Mon 7/28

5:30 am-7:38 pm

3 stops19h 08m

Lihue

Tue 7/29

7:55 pm-6:37 pm

2 stops17h 42m

$1,069

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Mon 7/28

7:37 pm-3:51 pm

2 stops25h 14m

$297

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Mon 7/28

6:00 am-11:11 am

1 stop10h 11m

$407

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Sat 6/21

6:00 am-5:32 pm

2 stops16h 32m

$469

San AntonioLihue

SAT - LIH

SATLIH

San Antonio

Sat 6/21

9:00 am-2:16 pm

1 stop10h 16m

$496

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

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 $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.

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 June 12, 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 June 12, 2025.
To help decide which airline to fly from San Antonio to Kaua'i, see what other customers have to say about Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    $297 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $407 and $469, 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 $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 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$417Average$727FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$419Average$713FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$471Average$638FlexibilityNo cancel feeOn-time71%
DeltaCheapest$477Average$579FlexibilityNo cancel feeOn-timeN/A

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