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$172+ Cheap flights from O'ahu 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — SAN
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from O'ahu to San Diego

Keep the following information in mind while searching for O'ahu to San Diego flight deals. Data was last updated August 14, 2025.

Round-trip from

$288
(Alaska Airlines)

One-way from

$172
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$443

Good round-trip deal

$372 or less

Good one-way deal

$251 or less
From O'ahu to San Diego
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One-way flight from O'ahu to San Diego
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Highest demand for flights based on searches. 11% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from O'ahu to San Diego.
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Price to beat on a one-way flight from O'ahu to San Diego.
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Find flight deals from O'ahu to San Diego

Cheapest flights from O'ahu to San Diego
Explore the most affordable flight options available from O'ahu to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/177:55 amHNL - SAN
Nonstop5h 35mAlaska Airlines
Mon 10/208:36 amSAN - HNL
Nonstop6h 15mAlaska Airlines
Deal found 8/12$288
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/198:00 amHNL - SAN
Nonstop5h 30mHawaiian Airlines
Sun 9/2111:17 amSAN - HNL
1 stop10h 33mHawaiian Airlines
Deal found 8/14$291
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/177:33 amHNL - SAN
1 stop9h 56mAlaska Airlines
Tue 10/218:36 amSAN - HNL
Nonstop6h 15mAlaska Airlines
Deal found 8/12$293
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/89:25 pmHNL - SAN
1 stop18h 28mAlaska Airlines
Mon 10/65:55 pmSAN - HNL
Nonstop6h 10mAlaska Airlines
Deal found 8/12$294
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.
Fri 9/2610:20 pmHNL - SAN
Nonstop5h 40mAlaska Airlines
Wed 10/11:45 pmSAN - HNL
1 stop13h 01mAlaska Airlines
Deal found 8/14$298
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:30 amHNL - SAN
1 stop8h 23mAlaska Airlines
Wed 10/810:30 amSAN - HNL
1 stop12h 47mAlaska Airlines
Deal found 8/12$303
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.
Fri 9/1210:33 pmHNL - SAN
1 stop13h 02mDelta
Sun 9/1411:03 amSAN - HNL
1 stop10h 54mDelta
Deal found 8/14$307
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:48 pmHNL - SAN
1 stop7h 51mAlaska Airlines
Mon 12/15:02 pmSAN - HNL
Nonstop6h 17mAlaska Airlines
Deal found 8/12$313
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.
Tue 9/238:00 amHNL - SAN
Nonstop5h 30mAlaska Airlines
Tue 9/236:59 pmSAN - HNL
1 stop14h 46mAlaska Airlines
Deal found 8/13$332
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:20 pmHNL - SAN
Nonstop5h 40mAlaska Airlines
Wed 9/245:50 pmSAN - HNL
Nonstop6h 05mAlaska Airlines
Deal found 8/12$333
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3011:09 pmHNL - SAN
1 stop12h 39mAlaska Airlines
Tue 10/712:18 pmSAN - HNL
2 stops14h 41mAlaska Airlines
Deal found 8/12$334
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 10/210:33 pmHNL - SAN
1 stop13h 02mDelta
Sun 10/57:29 amSAN - HNL
1 stop14h 28mDelta
Deal found 8/14$335

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'ahu 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 14, 2025.
Use the filters below to find and compare flights from O'ahu to San Diego that are best for you.

Fly from

O'ahu

Fly to

San Diego

Route

Depart

Return

Price

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Fri 10/24

10:20 pm-7:00 am

Nonstop5h 40m

San Diego

Mon 10/27

9:06 am-12:22 pm

Nonstop6h 16m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Fri 9/5

8:00 am-4:30 pm

Nonstop5h 30m

San Diego

Sun 9/7

12:30 pm-3:40 pm

Nonstop6h 10m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Tue 10/14

7:55 am-4:30 pm

Nonstop5h 35m

San Diego

Sun 10/19

5:55 pm-9:05 pm

Nonstop6h 10m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Fri 9/26

8:00 am-4:30 pm

Nonstop5h 30m

San Diego

Mon 9/29

5:50 pm-8:55 pm

Nonstop6h 05m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Fri 10/31

12:35 pm-9:05 pm

Nonstop5h 30m

San Diego

Mon 11/3

5:45 pm-9:52 pm

Nonstop6h 07m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Wed 10/8

7:55 am-4:30 pm

Nonstop5h 35m

San Diego

Tue 10/14

12:30 pm-3:45 pm

Nonstop6h 15m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Thu 10/16

7:55 am-4:30 pm

Nonstop5h 35m

San Diego

Wed 10/22

5:55 pm-9:05 pm

Nonstop6h 10m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Fri 10/31

12:35 pm-9:05 pm

Nonstop5h 30m

San Diego

Mon 11/10

5:45 pm-9:52 pm

Nonstop6h 07m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Thu 9/25

8:00 am-4:30 pm

Nonstop5h 30m

San Diego

Tue 9/30

5:50 pm-8:55 pm

Nonstop6h 05m

$288

HonoluluSan Diego

HNL - SAN

HNLSAN

Honolulu

Tue 10/7

7:55 am-4:30 pm

Nonstop5h 35m

San Diego

Wed 10/15

5:55 pm-9:05 pm

Nonstop6h 10m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 22 results
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Best time to book a flight from O'ahu to San Diego

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

What is the cheapest month to book a flight from O'ahu to San Diego?

Currently, August is the cheapest month in which you can book a flight from O'ahu to San Diego (average of $286). Flying from O'ahu 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 FUW to SAN?

Find hourly flight availability from O'ahu 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 14, 2025.

When flying from O'ahu 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 O'ahu to San Diego

Explore weekly flight availability from O'ahu 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 August 14, 2025.

The most flights from zzFUW to SAN are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 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 August 14, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from O'ahu to San Diego by reading reviews from past customers. 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

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Southwest
8.0
Very good
4,244 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Hawaiian Airlines
7.8
Good
2,656 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from O'ahu 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 O'ahu?

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

  • How popular is this O'ahu to San Diego flight route?

    This flight path from O'ahu to San Diego was viewed by 50 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the most reliable airlines from O'ahu to San Diego?

    No one likes to see their flight delayed. When booking a flight from O'ahu to San Diego consider choosing Southwest (95%), Fiji Airways (90%) or Qantas Airways (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from O'ahu to San Diego?

    On average you can expect to pay $1,069 for a flight from O'ahu to San Diego. The cheapest flight overall is $159 while the most popular route, (Honolulu - San Diego) is currently priced at $282.

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

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

  • How can I find direct flights from O'ahu to San Diego?

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

  • Can I find deals for business class flights from O'ahu to San Diego?

    Yes. Cheapflights offers flight deals from O'ahu 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 O'ahu to San Diego?

    Currently, August is the cheapest month in which you can book a flight from O'ahu to San Diego (average of $286). Flying from O'ahu 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
La Mesa
Poway
National City
Lemon Grove
Imperial Beach
Alpine

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'ahu to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from O'ahu to San Diego

Discover the top 6 airlines that operate flights from O'ahu 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 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$118Average$377FlexibilityNo cancel feeOn-time71%
DeltaCheapest$151Average$405FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$208Average$500FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$279Average$464FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$296Average$530FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$296Average$469FlexibilityNo cancel feeOn-time85%

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