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Cheap flights from Hilo to San Diego from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hilo to San Diego departing on 2/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Hilo to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Hawaiian Airlines Logo
7:29 am - 8:30 pmITO-SAN
10h 01m1 stop
Hawaiian Airlines Logo
4:35 pm - 9:58 pmSAN-ITO
8h 23m1 stop
$248Hawaiian Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
Alaska Airlines Logo
7:29 am - 8:30 pmITO-SAN
10h 01m1 stop
Alaska Airlines Logo
4:35 pm - 9:58 pmSAN-ITO
8h 23m1 stop
$288Alaska Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
Alaska Airlines Logo
7:29 am - 8:30 pmITO-SAN
10h 01m1 stop
Alaska Airlines Logo
10:50 am - 7:14 pmSAN-ITO
11h 24m2 stops
$473Alaska Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
United Airlines Logo
6:00 am - 11:40 pmITO-SAN
14h 40m2 stops
United Airlines Logo
6:30 am - 3:23 pmSAN-ITO
11h 53m2 stops
$478United Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
Alaska Airlines Logo
5:30 pm - 6:40 amITO-SAN
10h 10m2 stops
Alaska Airlines Logo
4:35 pm - 9:58 pmSAN-ITO
8h 23m1 stop
$482Alaska Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
Alaska Airlines Logo
8:26 am - 7:25 pmITO-SAN
8h 59m1 stop
Alaska Airlines Logo
5:10 pm - 7:03 amSAN-ITO
15h 53m1 stop
$669Alaska Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
Alaska Airlines Logo
8:26 am - 7:25 pmITO-SAN
8h 59m1 stop
Alaska Airlines Logo
9:36 am - 10:24 pmSAN-ITO
14h 48m2 stops
$679Alaska Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
American Airlines Logo
7:43 pm - 8:49 amITO-SAN
11h 06m2 stops
American Airlines Logo
10:09 am - 10:24 pmSAN-ITO
14h 15m3 stops
$1,353American Airlines
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Wed, Nov 19 - Sun, Nov 23
American Airlines Logo
7:44 pm - 8:49 amITO-SAN
11h 05m2 stops
American Airlines Logo
10:09 am - 10:24 pmSAN-ITO
14h 15m3 stops
$1,388American Airlines
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Fri, Nov 21 - Tue, Nov 25
American Airlines Logo
7:44 pm - 3:53 pmITO-SAN
18h 09m2 stops
American Airlines Logo
10:09 am - 10:24 pmSAN-ITO
14h 15m3 stops
$1,850American Airlines
Find Deal
Wed, Nov 26 - Sun, Nov 30

Alaska Airlines flights from Hilo to San Diego

Our best Alaska Airlines deals on Hilo to San Diego flight tickets
Alaska Airlines
Mar 9
ITO7:29 amHilo Intl
10h 01m
1 stop
SAN8:30 pmSan Diego
Mar 10
SAN4:35 pmSan Diego
8h 23m
1 stop
ITO9:58 pmHilo Intl
$288
Find similar
Alaska Airlines
Mar 9
ITO7:29 amHilo Intl
10h 01m
1 stop
SAN8:30 pmSan Diego
Mar 10
SAN10:50 amSan Diego
11h 24m
2 stops
ITO7:14 pmHilo Intl
$473
Find similar
Alaska Airlines
Mar 9
ITO5:30 pmHilo Intl
10h 10m
2 stops
SAN6:40 amSan Diego
Mar 10
SAN4:35 pmSan Diego
8h 23m
1 stop
ITO9:58 pmHilo Intl
$482
Find similar

American Airlines flights from Hilo to San Diego

Our best American Airlines deals on Hilo to San Diego flight tickets
American Airlines
Nov 19
ITO7:43 pmHilo Intl
11h 06m
2 stops
SAN8:49 amSan Diego
Nov 23
SAN10:09 amSan Diego
14h 15m
3 stops
ITO10:24 pmHilo Intl
$1,353
Find similar
American Airlines
Nov 21
ITO7:44 pmHilo Intl
11h 05m
2 stops
SAN8:49 amSan Diego
Nov 25
SAN10:09 amSan Diego
14h 15m
3 stops
ITO10:24 pmHilo Intl
$1,388
Find similar
American Airlines
Nov 26
ITO7:44 pmHilo Intl
18h 09m
2 stops
SAN3:53 pmSan Diego
Nov 30
SAN10:09 amSan Diego
14h 15m
3 stops
ITO10:24 pmHilo Intl
$1,850
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
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

Price

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Mon 3/9

7:29 am-8:30 pm

1 stop10h 01m

San Diego

Tue 3/10

4:35 pm-9:58 pm

1 stop8h 23m

$248

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Mon 3/9

7:29 am-8:30 pm

1 stop10h 01m

San Diego

Tue 3/10

4:35 pm-9:58 pm

1 stop8h 23m

$288

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Mon 3/9

7:29 am-8:30 pm

1 stop10h 01m

San Diego

Tue 3/10

10:50 am-7:14 pm

2 stops11h 24m

$473

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Mon 3/9

6:00 am-11:40 pm

2 stops14h 40m

San Diego

Tue 3/10

6:30 am-3:23 pm

2 stops11h 53m

$478

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Mon 3/9

5:30 pm-6:40 am

2 stops10h 10m

San Diego

Tue 3/10

4:35 pm-9:58 pm

1 stop8h 23m

$482

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Wed 11/19

8:26 am-7:25 pm

1 stop8h 59m

San Diego

Sun 11/23

5:10 pm-7:03 am

1 stop15h 53m

$669

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Wed 11/19

8:26 am-7:25 pm

1 stop8h 59m

San Diego

Sun 11/23

9:36 am-10:24 pm

2 stops14h 48m

$679

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Wed 11/19

7:43 pm-8:49 am

2 stops11h 06m

San Diego

Sun 11/23

10:09 am-10:24 pm

3 stops14h 15m

$1,353

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Fri 11/21

7:44 pm-8:49 am

2 stops11h 05m

San Diego

Tue 11/25

10:09 am-10:24 pm

3 stops14h 15m

$1,388

HiloSan Diego

ITO - SAN

ITOSAN

Hilo Intl

Wed 11/26

7:44 pm-3:53 pm

2 stops18h 09m

San Diego

Sun 11/30

10:09 am-10:24 pm

3 stops14h 15m

$1,850

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Hilo to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Hilo and San Diego?

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Hilo to San Diego is on a Sunday. Travelers who choose to depart for San Diego on a Sunday will often find tickets for as low as $300. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $581. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $306. Flights in the morning are often more expensive with an average ticket price of $456.

Can stopping save me money on Hilo to San Diego flights?

You could potentially save up to 60% on your flight if you consider stops on a Hilo to San Diego flight.

How have Hilo to San Diego flight prices changed over time?

As of November 2025, prices for Hilo to San Diego flights are approximately 57% cheaper when compared to flights at the same time last year.

When to book flights from Hilo to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Hilo to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hilo to San Diego (ITO to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hilo to San Diego

Direct flights

None
There are no direct flights from Hilo to San Diego. There are no popular flight routes from Hilo to San Diego.
Search flight deals

  • How far is Hilo Intl to San Diego by plane?

    The distance between Hilo Intl and San Diego is about 2498.4 mi. A reasonable flight in good conditions will take 8h 59m.

  • When did momondo last update prices for flights from Hilo Intl Airport to San Diego Airport?

    Prices for flights from Hilo Intl Airport to San Diego Airport are updated daily.

  • How many operators does momondo search for flights from Hilo Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Hilo Intl Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Hilo to San Diego?

Best airlines flying from Hilo to San Diego

Compare and see reviews for airlines that fly from Hilo to San Diego with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $328Free CancellationRating
8.0
4,240 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $344Free CancellationRating
8.0
11,243 reviews
Search Alaska Airlines flights

Traveling to a place near San Diego?

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

Why use momondo?

Why should I use momondo to find a flight deal from Hilo to San Diego?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Hilo to San Diego. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Hilo to San Diego with flexible booking policies on momondo?

Yes. All flights to San Diego from Hilo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Hilo to San Diego?

Once all potential Hilo to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Hilo to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Hilo to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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