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

Flights from Kaua'i to San Diego have been viewed 1 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 ($127), United Airlines ($128), and Delta ($138).

Weekly flight availability from Kaua'i to San Diego

The most flights from zzFUS to SAN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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

The cheapest flight price from Kaua'i to San Diego is $303. On average you can expect to pay $731. The most popular route, (Lihue - San Diego), can usually be booked for $330.

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.

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.

Find Cheap Flights from Kaua'i to San Diego

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Find flight deals from Kaua'i to San Diego

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	April
Cheapest in	February
Average price	$396
Good one-way deal	$363 or less

Provider with most accurate pricing for Lihue-San Diego flight deals.

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Provider most trusted by Cheapflights users for Lihue-San Diego flights.

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Highest demand for flights based on searches. 28% potential increase in price ($185 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Price to beat on a one-way flight from Kaua'i to San Diego.

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Everything you need to know about your flight from Kaua'i to San Diego

Prices

Airlines

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

Currently, February is the cheapest month in which you can book a flight from Kaua'i to San Diego (average of $173). Flying from Kaua'i to San Diego in April is currently the most expensive (average of $688). 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?

A simple way to save on the total cost of your ticket is to fly from Kaua'i to San Diego at noon. If you’re flexible enough to do this you can expect to save up to 66% on your trip compared to booking a flight in the evening.

Reviews of airlines servicing San Diego

Read through reviews of airlines operating flights from Kaua'i to San Diego, such as Southwest and Alaska Airlines. 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.

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Southwest

8.0

Very good

4,196 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Alaska Airlines

7.9

Good

12,956 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

10.0

Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

Related info for your journey

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 1 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 ($127), United Airlines ($128), and Delta ($138).
What are the cheapest flights from Kaua'i to San Diego?
The cheapest flight price from Kaua'i to San Diego is $303. On average you can expect to pay $731. The most popular route, (Lihue - San Diego), can usually be booked for $330.
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, February is the cheapest month in which you can book a flight from Kaua'i to San Diego (average of $173). Flying from Kaua'i to San Diego in April is currently the most expensive (average of $688). 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.

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Top 2 airlines flying from Kaua'i to San Diego

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$173	Average$379	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$352	Average$540	FlexibilityNo cancel fee	On-time63%

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

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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Kaua'i to San Diego

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Good one-way deal

Cheapflights Insights

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

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

A simple way to save on the total cost of your ticket is to fly from Kaua'i to San Diego at noon. If you’re flexible enough to do this you can expect to save up to 66% on your trip compared to booking a flight in the evening.

Weekly flight availability from Kaua'i to San Diego

The most flights from zzFUS to SAN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing San Diego

Read through reviews of airlines operating flights from Kaua'i to San Diego, such as Southwest and Alaska Airlines. 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.

Related info for your journey

What airport do you fly into for flights to San Diego from Kaua'i?

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

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

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

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

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

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

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

Traveling to a place near San Diego?

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Complete your trip

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Search flights from Kaua'i to San Diego by cabin class

Find flights from Kaua'i to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Kaua'i and San Diego flights

Browse other Kaua'i and San Diego flight options. Last updated on September 23, 2026.

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Top 2 airlines flying from Kaua'i to San Diego

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