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$129+ Cheap flights from Kaua'i to San Diego (SAN)

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — SAN
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Kaua'i to San Diego

Keep the following information in mind while searching for Kaua'i to San Diego flight deals. Data was last updated July 31, 2025.

Round-trip from

$257
(Delta)

One-way from

$129
(American Airlines)

Popular in

June

Cheapest in

November

Average price

$492

Good round-trip deal

$635 or less

Good one-way deal

$225 or less
From Kaua'i to San Diego
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One-way flight from Kaua'i to San Diego
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Highest demand for flights based on searches. 19% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Kaua'i to San Diego.
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Price to beat on a one-way flight from Kaua'i to San Diego.
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Find flight deals from Kaua'i to San Diego

Cheapest flights from Kaua'i to San Diego
Explore the most affordable flight options available from Kaua'i to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Delta deal was found by Cheapflights users on 7/31. 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.
Tue 9/29:40 pmLIH - SAN
1 stop14h 00mDelta
Mon 9/87:30 amSAN - LIH
1 stop14h 33mDelta
Deal found 7/31$257
This Southwest deal was found by Cheapflights users on 7/30. 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.
Tue 9/26:15 amLIH - SAN
1 stop7h 15mSouthwest
Mon 9/87:50 amSAN - LIH
1 stop11h 10mSouthwest
Deal found 7/30$273
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 8/2411:10 pmLIH - SAN
2 stops11h 30mUnited Airlines
Mon 9/16:15 amSAN - LIH
1 stop8h 32mUnited Airlines
Deal found 7/30$282
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 10/266:00 amLIH - SAN
1 stop7h 30mAlaska Airlines
Sun 11/21:45 pmSAN - LIH
1 stop10h 35mAlaska Airlines
Deal found 7/30$288
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:00 amLIH - SAN
1 stop7h 30mHawaiian Airlines
Sun 8/175:16 pmSAN - LIH
Nonstop6h 16mHawaiian Airlines
Deal found 7/29$477

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to San Diego 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 July 31, 2025.
Use the filters below to find and compare flights from Kaua'i to San Diego that are best for you.

Fly from

Kaua'i

Fly to

San Diego

Route

Depart

Return

Price

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Tue 9/2

9:40 pm-2:40 pm

1 stop14h 00m

San Diego

Mon 9/8

11:05 am-7:03 pm

1 stop10h 58m

$257

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Tue 9/2

6:15 am-4:30 pm

1 stop7h 15m

San Diego

Mon 9/8

7:50 am-4:00 pm

1 stop11h 10m

$273

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Sun 8/24

11:10 pm-1:40 pm

2 stops11h 30m

San Diego

Mon 9/1

6:15 am-11:47 am

1 stop8h 32m

$282

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Sun 10/26

6:00 am-4:30 pm

1 stop7h 30m

San Diego

Sun 11/2

1:45 pm-10:20 pm

1 stop10h 35m

$288

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Wed 8/13

6:00 am-4:30 pm

1 stop7h 30m

San Diego

Sun 8/17

5:16 pm-8:32 pm

Nonstop6h 16m

$477

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Wed 9/24

9:40 pm-11:57 am

1 stop11h 17m

$129

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Wed 10/15

1:20 pm-11:41 pm

1 stop7h 21m

$139

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Fri 8/29

6:15 am-4:30 pm

1 stop7h 15m

$144

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Sat 8/30

9:40 pm-2:40 pm

1 stop14h 00m

$182

LihueSan Diego

LIH - SAN

LIHSAN

Lihue

Sat 8/30

12:28 pm-7:30 am

1 stop16h 02m

$184

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 11 results
1
2

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

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

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

Currently, August is the cheapest month in which you can book a flight from Kaua'i to San Diego (average of $286). Flying from Kaua'i to San Diego in March is currently the most expensive (average of $366). 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 FUS to SAN?

Find hourly flight availability from Kaua'i to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

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

Weekly flight availability from Kaua'i to San Diego

Explore weekly flight availability from Kaua'i to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from zzFUS to SAN are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Kaua'i to San Diego, such as Alaska Airlines, Southwest, and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

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

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

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
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

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
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

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
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

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 Kaua'i to San Diego. 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 into for flights to San Diego from Kaua'i?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly into when you book flights from Kaua'i to San Diego.

  • How popular is this Kaua'i to San Diego flight route?

    Flights from Kaua'i to San Diego have been viewed 3 times in the past calendar month.

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

    The cheapest airlines for a one-way flight from Kaua'i to San Diego are American Airlines ($129), United Airlines ($139), and Southwest ($144).

  • What are the cheapest flights from Kaua'i to San Diego?

    The cheapest flight price from Kaua'i to San Diego is $175. On average you can expect to pay $571. The most popular route, (Lihue - San Diego), can usually be booked for $257.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Kaua'i to San Diego (average of $286). Flying from Kaua'i to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine

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Alternative routes for Kaua'i to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Kaua'i to San Diego

Discover the top 5 airlines that operate flights from Kaua'i to San Diego. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$196Average$447FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$236Average$467FlexibilityNo cancel feeOn-time85%
DeltaCheapest$267Average$341FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$288Average$425FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$329Average$410FlexibilityNo cancel feeOn-time69%

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