Security lines at KOA are rarely a concern. Even without TSA PreCheck, you shouldn’t wait more than 15 to 20 minutes here.
$139+ Cheap flights from Kailua-Kona to San Diego (KOA - 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — SAN
Aug 21 — Aug 281
1 adult, Economy
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Find cheap flights from Kailua-Kona to San Diego 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.Cheapflights Tip: The best prices from Kona Intl to San Diego are usually found in September or January, booked 43 days in advance, depart on a Friday or Wednesday and return on a Tuesday
Cheap flight deals from Kailua-Kona to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 16, 2025.
Round-trip from | $243 (Alaska Airlines) |
|---|---|
One-way from | $139 (Delta) |
Popular in | June |
Cheapest in | September |
Average price | $367 |
Good round-trip deal | $380 or less |
Good one-way deal | $169 or less |
Find flight deals from Kailua-Kona to San Diego
Cheapest flights from Kailua-Kona to San DiegoExplore the most affordable flight options available from Kailua-Kona to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.
Explore the most affordable flight options available from Kailua-Kona to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 11/241:40 pmKOA - SAN
Nonstop5h 22mAlaska Airlines
Tue 12/26:45 pmSAN - KOA
1 stop19h 44mAlaska Airlines
Deal found 8/14![Alaska Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 8/15. 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.
Thu 9/116:05 amKOA - SAN
1 stop11h 50mSouthwest
Wed 9/177:45 amSAN - KOA
1 stop9h 40mSouthwest
Deal found 8/15![Southwest logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 8/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1110:27 amKOA - SAN
Nonstop5h 26mHawaiian Airlines
Wed 9/1711:17 amSAN - KOA
Nonstop6h 02mHawaiian Airlines
Deal found 8/15![Hawaiian Airlines logo]()
$271
This Hawaiian Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 11/241:40 pmKOA - SAN
Nonstop5h 22mHawaiian Airlines
Tue 12/210:50 amSAN - KOA
Nonstop5h 56mHawaiian Airlines
Deal found 8/14![Hawaiian Airlines logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 9/111:23 pmKOA - SAN
1 stop15h 07mAlaska Airlines
Wed 9/1711:17 amSAN - KOA
Nonstop6h 02mAlaska Airlines
Deal found 8/15![Alaska Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 8/13. 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.
Wed 9/109:30 pmKOA - SAN
1 stop12h 27mDelta
Sun 9/149:59 amSAN - KOA
1 stop10h 36mDelta
Deal found 8/13![Delta logo]()
$292
This Southwest deal was found by Cheapflights users on 8/14. 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 10/248:00 amKOA - SAN
1 stop10h 25mSouthwest
Tue 10/288:30 amSAN - KOA
1 stop9h 05mSouthwest
Deal found 8/14![Southwest logo]()
$293
This Delta deal was found by Cheapflights users on 8/14. 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 11/69:30 pmKOA - SAN
1 stop9h 50mDelta
Tue 11/1110:00 amSAN - KOA
1 stop9h 50mDelta
Deal found 8/14![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 8/14. 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.
Mon 10/279:30 pmKOA - SAN
1 stop9h 56mDelta
Tue 11/46:30 amSAN - KOA
1 stop14h 00mDelta
Deal found 8/14![Delta logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/1010:27 amKOA - SAN
Nonstop5h 26mAlaska Airlines
Sun 9/1411:17 amSAN - KOA
Nonstop6h 02mAlaska Airlines
Deal found 8/13![Alaska Airlines logo]()
$308
Cheapflights Fare Finder
Customize your flight search to find flights from Kailua-Kona 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 August 16, 2025.
Use the filters below to find and compare flights from Kailua-Kona to San Diego that are best for you.
Fly from
Kailua-Kona
Fly to
San Diego
Route
Depart
Return
Price
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Mon 11/24
1:40 pm-9:02 pm
Nonstop5h 22m
San Diego
Tue 12/2
6:45 pm-12:29 pm
1 stop19h 44m
$243
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Thu 9/11
6:05 am-8:55 pm
1 stop11h 50m
San Diego
Wed 9/17
7:45 am-2:25 pm
1 stop9h 40m
$268
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Thu 9/11
10:27 am-6:53 pm
Nonstop5h 26m
San Diego
Wed 9/17
11:17 am-2:19 pm
Nonstop6h 02m
$271
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Mon 11/24
1:40 pm-9:02 pm
Nonstop5h 22m
San Diego
Tue 12/2
10:50 am-2:46 pm
Nonstop5h 56m
$278
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Thu 9/11
1:23 pm-7:30 am
1 stop15h 07m
San Diego
Wed 9/17
11:17 am-2:19 pm
Nonstop6h 02m
$283
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Wed 9/10
9:30 pm-12:57 pm
1 stop12h 27m
San Diego
Sun 9/14
9:59 am-5:35 pm
1 stop10h 36m
$292
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Thu 9/11
1:30 pm-11:44 pm
1 stop7h 14m
San Diego
Sun 9/14
6:15 am-11:46 am
1 stop8h 31m
$292
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Fri 10/24
8:00 am-9:25 pm
1 stop10h 25m
San Diego
Tue 10/28
8:30 am-2:35 pm
1 stop9h 05m
$293
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Tue 11/4
2:20 pm-11:44 pm
1 stop7h 24m
San Diego
Wed 11/5
6:15 am-12:36 pm
1 stop8h 21m
$297
Kailua-KonaSan Diego
KOA - SAN
KOASAN
Kona Intl
Thu 11/6
9:30 pm-9:20 am
1 stop9h 50m
San Diego
Tue 11/11
6:15 am-7:10 pm
1 stop14h 55m
$297
Showing 1-10 of 18 results
The best insider tips for Kailua-Kona to San Diego flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Kailua-Kona to San Diego trip
Best time to book a flight from Kailua-Kona to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Kailua-Kona 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 Kailua-Kona to San Diego
How far ahead should I book a flight from Kailua-Kona to San Diego?
Use this chart to determine the optimal time to book a round-trip flight from Kailua-Kona to San Diego. Price data was last updated on August 8, 2025.
To ensure you get the cheapest price possible for a flight from Kailua-Kona to San Diego, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Kailua-Kona to San Diego?
Currently, August is the cheapest month in which you can book a flight from Kailua-Kona to San Diego (average of $286). Flying from Kailua-Kona 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 KOA to SAN?
Find hourly flight availability from Kailua-Kona 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 August 16, 2025.
When flying from Kailua-Kona to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 24% versus a flight at noon.
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 August 16, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Kailua-Kona to San Diego. 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.
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
Related info for your journey
Find useful and relevant information for your journey from Kailua-Kona to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Kailua-Kona to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Kailua-Kona to San Diego
Discover the top 5 airlines that operate flights from Kailua-Kona 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 August 16, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$319 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$206 | Average$442 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$208 | Average$593 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$208 | Average$387 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$493 | FlexibilityNo cancel fee | On-time85% |