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Kaua'i

$310+ Cheap flights from Santa Rosa (STS) 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
STS — LIH
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Cheap flight deals from Santa Rosa to Kaua'i

Keep the following information in mind while searching for Santa Rosa to Kaua'i flight deals. Data was last updated November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$354
(Alaska Airlines)

One-way from

$310
(Alaska Airlines)

Popular in

April

Cheapest in

September

Average price

$437
Provider with most accurate pricing for San Francisco-Lihue flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Lihue flights.
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From Santa Rosa Sonoma County to Kaua'i
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One-way flight from Santa Rosa Sonoma County to Kaua'i
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Highest demand for flights based on searches. 12% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Santa Rosa to Kaua'i

Cheapest flights from Santa Rosa to Kaua'i
Explore the most affordable flight options available from Santa Rosa to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 12/92:21 pmSTS - LIH
1 stop10h 04mAlaska Airlines
Mon 12/1511:25 pmLIH - STS
1 stop12h 04mAlaska Airlines
Deal found 11/16$354
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 12/97:00 amSTS - LIH
2 stops17h 25mAlaska Airlines
Tue 12/1611:25 pmLIH - STS
1 stop12h 04mAlaska Airlines
Deal found 11/16$359
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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 12/86:43 pmSTS - LIH
1 stop21h 10mAlaska Airlines
Wed 12/172:53 pmLIH - STS
1 stop18h 30mAlaska Airlines
Deal found 11/16$360
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Sun 12/72:21 pmSTS - LIH
1 stop10h 04mAlaska Airlines
Mon 12/1511:25 pmLIH - STS
1 stop12h 04mAlaska Airlines
Deal found 11/16$363
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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 12/86:43 pmSTS - LIH
1 stop21h 10mAlaska Airlines
Thu 12/1112:59 pmLIH - STS
1 stop8h 53mAlaska Airlines
Deal found 11/16$366
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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 12/87:50 amSTS - LIH
2 stops16h 35mAlaska Airlines
Tue 12/1611:25 pmLIH - STS
1 stop12h 04mAlaska Airlines
Deal found 11/16$369
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Sun 12/72:21 pmSTS - LIH
1 stop10h 04mAlaska Airlines
Sun 12/1411:25 pmLIH - STS
1 stop12h 04mAlaska Airlines
Deal found 11/16$373
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 12/92:21 pmSTS - LIH
1 stop10h 04mAlaska Airlines
Wed 12/178:32 amLIH - STS
2 stops12h 22mAlaska Airlines
Deal found 11/16$374
This Alaska Airlines deal was found by Cheapflights users on 11/16. 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.
Sun 12/77:50 amSTS - LIH
2 stops16h 35mAlaska Airlines
Tue 12/1611:25 pmLIH - STS
1 stop12h 04mAlaska Airlines
Deal found 11/16$378

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa 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 November 18, 2025.
Use the filters below to find and compare flights from Santa Rosa to Kaua'i that are best for you.

Fly from

Santa Rosa

Fly to

Kaua'i

Route

Depart

Return

Price

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Wed 12/10

7:00 am-10:25 pm

2 stops17h 25m

Lihue

Mon 12/15

11:25 pm-1:29 pm

1 stop12h 04m

$359

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Tue 12/9

2:21 pm-10:25 pm

1 stop10h 04m

Lihue

Sun 12/14

11:25 pm-1:29 pm

1 stop12h 04m

$363

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Sun 12/7

2:21 pm-10:25 pm

1 stop10h 04m

Lihue

Tue 12/16

11:25 pm-1:29 pm

1 stop12h 04m

$363

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Mon 12/8

6:43 pm-1:53 pm

1 stop21h 10m

Lihue

Thu 12/11

12:59 pm-11:52 pm

1 stop8h 53m

$366

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Tue 2/3

11:15 am-10:23 pm

2 stops13h 08m

Lihue

Wed 2/4

6:47 am-7:19 pm

2 stops10h 32m

$367

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Mon 12/8

7:00 am-6:24 pm

2 stops13h 24m

Lihue

Wed 12/17

2:53 pm-11:23 am

1 stop18h 30m

$368

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Tue 12/9

2:21 pm-10:25 pm

1 stop10h 04m

Lihue

Thu 12/11

12:59 pm-11:52 pm

1 stop8h 53m

$369

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Mon 12/8

2:21 pm-10:25 pm

1 stop10h 04m

Lihue

Sun 12/14

11:25 pm-1:29 pm

1 stop12h 04m

$373

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Wed 12/3

2:21 pm-10:25 pm

1 stop10h 04m

$310

Santa RosaLihue

STS - LIH

STSLIH

Santa Rosa Sonoma County

Fri 2/13

7:48 pm-4:57 pm

2 stops23h 09m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 17 results
1
2

Best time to book a flight from Santa Rosa to Kaua'i

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

What is the cheapest month to book a flight from Santa Rosa to Kaua'i?

Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Kaua'i (average of $197). Flying from Santa Rosa to Kaua'i in June is currently the most expensive (average of $292). 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 STS to FUS?

Find hourly flight availability from Santa Rosa 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 November 18, 2025.

It’s optimal to fly from Santa Rosa to Kaua'i in the morning. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the evening.

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 November 18, 2025.
See what other customers who have flown with Alaska Airlines from Santa Rosa to Kaua'i have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,317 reviews

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,317 reviews
Alaska Airlines
8.0
Very good
11,317 reviews

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa 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 Santa Rosa to Kaua'i?

    For a flight from Santa Rosa to Kaua'i, you will be flying from Sonoma County. Santa Rosa Sonoma County (STS) is just 7.2 mi from the center of the city.

  • How long is the flight from Santa Rosa to Kaua'i?

    Airlines like Alaska Airlines fly from Santa Rosa to Kaua'i in about 17h 25m. The time it takes to get you to your destination can typically vary by up to . The distance between Santa Rosa and Kaua'i is about 2437 mi.

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

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

  • How can I find direct flights from Santa Rosa to Kaua'i?

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

  • Can I find deals for business class flights from Santa Rosa to Kaua'i?

    Yes. Cheapflights offers flight deals from Santa Rosa 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 Santa Rosa to Kaua'i?

    Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Kaua'i (average of $197). Flying from Santa Rosa to Kaua'i in June is currently the most expensive (average of $292). 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 airline flying from Santa Rosa to Kaua'i

Discover the top airline that operate flights from Santa Rosa 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 November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$335Average$613FlexibilityNo cancel feeOn-time75%

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