$168+ Cheap flights from Hilo to San Diego (ITO - SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — SAN
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Best
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One-way
Cheapest flights from Hilo to San DiegoExplore the most affordable flight options available from Hilo to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Hilo to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:51 pm -
1 stop10h 05m
Wed 1/69:30 am -
1 stop10h 50m
Deal found 10/24![Multiple Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 10/21. 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 11/123:30 pm -
1 stop13h 15m
Mon 11/169:55 am -
1 stop10h 15m
Deal found 10/21![Southwest logo]()
$407
This Southwest deal was found by Cheapflights users on 10/26. 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.
Wed 12/239:25 pm -
1 stop7h 55m
Wed 1/208:20 am -
1 stop10h 45m
Deal found 10/26![Southwest logo]()
$443
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 12/228:31 am -
2 stops11h 19m
Tue 1/199:30 am -
1 stop10h 50m
Deal found 10/26![Multiple Airlines logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 12/811:00 am -
2 stops19h 42m
Wed 12/911:08 am -
1 stop8h 41m
Deal found 10/21![Multiple Airlines logo]()
$455
This Hawaiian Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 11/136:00 am -
1 stop7h 30m
Tue 11/178:05 am -
1 stop10h 22m
Deal found 10/25![Alaska Airlines logo]()
$457
This Hawaiian Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/56:00 am -
1 stop7h 59m
Mon 11/98:05 am -
1 stop9h 17m
Deal found 10/21![Alaska Airlines logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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 12/218:31 am -
2 stops12h 43m
Mon 1/189:30 am -
1 stop10h 50m
Deal found 10/26![Multiple Airlines logo]()
$488
Best flights from Hilo to San DiegoDiscover carefully curated flight deals from Hilo to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Hilo to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 12/811:00 am -
2 stops19h 42m
Wed 12/911:08 am -
1 stop8h 41m
Deal found 10/21![Multiple Airlines logo]()
$455
This Southwest deal was found by Cheapflights users on 10/21. 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 11/129:25 pm -
2 stops10h 15m
Mon 11/161:40 pm -
2 stops10h 10m
Deal found 10/21![Southwest logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 2/47:35 am -
2 stops11h 56m
Mon 2/89:30 am -
1 stop10h 50m
Deal found 10/23![Multiple Airlines logo]()
$479
This Southwest deal was found by Cheapflights users on 10/24. 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.
Sun 11/83:30 pm -
1 stop13h 15m
Thu 11/129:55 am -
1 stop13h 55m
Deal found 10/24![Southwest logo]()
$497
This Priceline deal was found by Cheapflights users on 10/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:07 pm -
2 stops19h 03m
Sun 11/228:48 pm -
2 stops20h 32m
Deal found 10/23![Multiple Airlines logo]()
$531
This Southwest deal was found by Cheapflights users on 10/25. 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.
Sun 11/83:30 pm -
1 stop13h 15m
Wed 11/119:55 am -
1 stop13h 55m
Deal found 10/25![Southwest logo]()
$547
Last-minute flights from Hilo to San DiegoDiscover last-minute flight deals from Hilo to San Diego. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Hilo to San Diego. Data last updated October 26, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 10/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:54 pm -
1 stop13h 56m
Thu 11/1211:05 am -
1 stop9h 14m
Deal found 10/21![Multiple Airlines logo]()
$491
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:45 pm -
2 stops13h 30m
Thu 11/126:25 am -
3 stops17h 32m
Deal found 10/21![American Airlines logo]()
$1,001
This Hawaiian Airlines deal was found by Cheapflights users on 10/21. 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 11/46:00 am -
1 stop7h 59m
Sat 11/78:05 am -
1 stop9h 17m
Deal found 10/21![Alaska Airlines logo]()
$517
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 11/46:19 pm -
2 stops12h 23m
Sat 11/78:05 am -
1 stop10h 22m
Deal found 10/21![Multiple Airlines logo]()
$527
One-way flights from Hilo to San DiegoSearch for one-way flight options from Hilo to San Diego. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Hilo to San Diego. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/23. 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 1/216:55 pm -
1 stop9h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Southwest logo]()
$168
This Priceline deal was found by Cheapflights users on 10/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/219:28 am -
2 stops10h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$236
This Southwest deal was found by Cheapflights users on 10/25. 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 3/55:45 pm -
1 stop10h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Southwest logo]()
$248
This Southwest deal was found by Cheapflights users on 10/25. 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.
Sun 11/83:30 pm -
1 stop13h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Southwest logo]()
$264
This Orbitz deal was found by Cheapflights users on 10/23. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/318:31 am -
1 stop10h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$288
This CheapOair deal was found by Cheapflights users on 10/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/18:31 am -
1 stop20h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Fri 3/56:00 am -
3 stops11h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$498
Find flight deals from Hilo to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $401 (Expedia) |
One-way from | $168 (Southwest) |
Popular in | June |
Cheapest in | February |
Average price | $545 |
Cheapflights Fare Finder
Customize your flight search to find flights from Hilo 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Hilo to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Thu 12/31
7:37 am-7:24 am
2 stops21h 47m
San Diego
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$383
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Tue 12/8
11:00 am-8:42 am
2 stops19h 42m
San Diego
Wed 12/9
11:08 am-5:49 pm
1 stop8h 41m
$455
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Thu 2/4
7:35 am-9:31 pm
2 stops11h 56m
San Diego
Mon 2/8
9:30 am-6:20 pm
1 stop10h 50m
$479
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Thu 11/12
9:25 pm-9:40 am
2 stops10h 15m
San Diego
Mon 11/16
1:40 pm-9:50 pm
2 stops10h 10m
$487
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Sun 11/8
3:30 pm-6:45 am
1 stop13h 15m
San Diego
Thu 11/12
9:55 am-9:50 pm
1 stop13h 55m
$497
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Wed 11/18
2:07 pm-11:10 am
2 stops19h 03m
San Diego
Sun 11/22
8:48 pm-3:20 pm
2 stops20h 32m
$531
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Sun 11/8
3:30 pm-6:45 am
1 stop13h 15m
San Diego
Wed 11/11
9:55 am-9:50 pm
1 stop13h 55m
$547
Quickest round-trip
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Fri 1/1
9:29 am-8:13 pm
1 stop8h 44m
San Diego
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$614
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Sat 1/2
6:00 am-9:06 pm
2 stops13h 06m
San Diego
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$740
HiloSan Diego
ITO Hilo Intl - SAN San Diego
ITOSAN
Hilo Intl
Thu 11/12
6:00 am-10:27 pm
2 stops14h 27m
San Diego
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$949
Showing 1-10 of 15 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Hilo-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hilo-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hilo-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hilo-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hilo-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Hilo to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Hilo with our price prediction graph.
ITO-SAN
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.
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 October 26, 2026.
See what other customers who have flown with Southwest from Hilo to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.4
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Food
7.0
Boarding
8.1
Overall
7.9
Crew
8.6
Comfort
8.0
Entertainment
7.4
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Hilo to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
San Ysidro
Poway
Coronado
La Mesa
Julian
Santee
Lemon Grove
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Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Hilo to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hilo and San Diego flights
Browse other Hilo and San Diego flight options. Last updated on October 26, 2026.
Other flights from Hilo
Browse through other flights departing from Hilo. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Top airline flying from Hilo to San Diego
Discover the top airline that operate flights from Hilo 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$394 | Average$545 | FlexibilityNo cancel fee | On-time63% |