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Cheap flights from Hilo to San Diego from $172

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Hilo to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
8:45 pm - 7:15 amITO  Hilo Intl-SAN San Diego
7h 30m1 stop Las Vegas Harry Reid Intl
Southwest Logo
8:40 am - 6:10 pmSAN  San Diego-ITO Hilo Intl
12h 30m2 stops Oakland Honolulu
$423Southwest
Thu, Sep 10 - Mon, Sep 14
Southwest Logo
8:45 pm - 7:15 amITO  Hilo Intl-SAN San Diego
7h 30m1 stop Las Vegas Harry Reid Intl
Southwest Logo
9:35 am - 6:10 pmSAN  San Diego-ITO Hilo Intl
11h 35m1 stop Honolulu
$432Southwest
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
7:30 pm - 12:23 pmITO  Hilo Intl-SAN San Diego
13h 53m2 stops Honolulu San Francisco
Multiple Airlines Logo
5:00 pm - 9:57 pmSAN  San Diego-ITO Hilo Intl
7h 57m1 stop Honolulu
$433Multiple Airlines
Tue, Oct 27 - Wed, Oct 28
Multiple Airlines Logo
8:28 am - 8:21 amITO  Hilo Intl-SAN San Diego
20h 53m2 stops Kahului Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:09 pm - 7:03 amSAN  San Diego-ITO Hilo Intl
12h 54m2 stops Las Vegas Harry Reid Intl Honolulu
$436Multiple Airlines
Tue, Sep 22 - Thu, Sep 24
Multiple Airlines Logo
7:30 pm - 11:36 amITO  Hilo Intl-SAN San Diego
13h 06m2 stops Honolulu Portland
Multiple Airlines Logo
5:00 pm - 9:56 pmSAN  San Diego-ITO Hilo Intl
7h 56m1 stop Honolulu
$439Multiple Airlines
Wed, Oct 14 - Tue, Oct 20
Multiple Airlines Logo
7:30 pm - 6:35 amITO  Hilo Intl-SAN San Diego
8h 05m1 stop Honolulu
Multiple Airlines Logo
8:40 am - 3:21 pmSAN  San Diego-ITO Hilo Intl
9h 41m1 stop Honolulu
$443Multiple Airlines
Tue, Oct 27 - Wed, Oct 28
Multiple Airlines Logo
8:28 am - 8:21 amITO  Hilo Intl-SAN San Diego
20h 53m2 stops Kahului Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:09 pm - 7:03 amSAN  San Diego-ITO Hilo Intl
12h 54m2 stops Las Vegas Harry Reid Intl Honolulu
$445Multiple Airlines
Tue, Sep 22 - Thu, Sep 24
Multiple Airlines Logo
7:30 pm - 6:35 amITO  Hilo Intl-SAN San Diego
8h 05m1 stop Honolulu
Multiple Airlines Logo
5:00 pm - 9:56 pmSAN  San Diego-ITO Hilo Intl
7h 56m1 stop Honolulu
$448Multiple Airlines
Wed, Oct 14 - Tue, Oct 20
Southwest Logo
8:45 pm - 7:15 amITO  Hilo Intl-SAN San Diego
7h 30m1 stop Las Vegas Harry Reid Intl
Southwest Logo
9:35 am - 2:30 pmSAN  San Diego-ITO Hilo Intl
7h 55m1 stop Honolulu
$455Southwest
Thu, Sep 10 - Tue, Sep 15
Southwest Logo
6:00 am - 6:40 pmITO  Hilo Intl-SAN San Diego
9h 40m2 stops Honolulu Las Vegas Harry Reid Intl
Southwest Logo
7:20 am - 6:10 pmSAN  San Diego-ITO Hilo Intl
13h 50m2 stops Oakland Honolulu
$485Southwest
Thu, Sep 10 - Mon, Sep 14

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Alaska Airlines flights from Hilo to San Diego

Our best Alaska Airlines deals on Hilo to San Diego flight tickets
Alaska Airlines
Sep 9
ITO6:00 amHilo Intl
7h 00m
1 stop
SAN4:00 pmSan Diego
Sep 11
SAN5:15 pmSan Diego
16h 48m
1 stop
ITO7:03 amHilo Intl
$474
Alaska Airlines
Sep 9
ITO6:00 amHilo Intl
7h 00m
1 stop
SAN4:00 pmSan Diego
Sep 11
SAN5:15 pmSan Diego
16h 48m
1 stop
ITO7:03 amHilo Intl
$520
Alaska Airlines
Dec 8
ITO11:00 amHilo Intl
7h 25m
1 stop
SAN8:25 pmSan Diego
Dec 9
SAN8:25 amSan Diego
11h 24m
1 stop
ITO5:49 pmHilo Intl
$675

American Airlines flights from Hilo to San Diego

Our best American Airlines deals on Hilo to San Diego flight tickets
American Airlines
Aug 20
ITO7:44 pmHilo Intl
10h 06m
2 stops
SAN8:50 amSan Diego
Aug 26
SAN6:25 amSan Diego
14h 01m
2 stops
ITO5:26 pmHilo Intl
$595
American Airlines
Sep 10
ITO7:44 pmHilo Intl
10h 12m
2 stops
SAN8:56 amSan Diego
Sep 15
SAN9:46 amSan Diego
15h 08m
3 stops
ITO9:54 pmHilo Intl
$833
American Airlines
Sep 10
ITO7:44 pmHilo Intl
10h 12m
2 stops
SAN8:56 amSan Diego
Sep 14
SAN10:11 amSan Diego
14h 43m
3 stops
ITO9:54 pmHilo Intl
$847

momondo Fare Finder

 
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

Cheapest round-trip

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Thu 9/10

8:45 pm-7:15 am

1 stop7h 30m

San Diego

Mon 9/14

8:40 am-6:10 pm

2 stops12h 30m

$423

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Thu 9/10

8:45 pm-7:15 am

1 stop7h 30m

San Diego

Mon 9/14

9:35 am-6:10 pm

1 stop11h 35m

$432

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Tue 10/27

7:30 pm-12:23 pm

2 stops13h 53m

San Diego

Wed 10/28

5:00 pm-9:57 pm

1 stop7h 57m

$433

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Tue 9/22

8:28 am-8:21 am

2 stops20h 53m

San Diego

Thu 9/24

9:09 pm-7:03 am

2 stops12h 54m

$436

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Wed 10/14

7:30 pm-11:36 am

2 stops13h 06m

San Diego

Tue 10/20

5:00 pm-9:56 pm

1 stop7h 56m

$439

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Tue 10/27

7:30 pm-6:35 am

1 stop8h 05m

San Diego

Wed 10/28

8:40 am-3:21 pm

1 stop9h 41m

$443

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Tue 9/22

8:28 am-8:21 am

2 stops20h 53m

San Diego

Thu 9/24

9:09 pm-7:03 am

2 stops12h 54m

$445

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Wed 10/14

7:30 pm-6:35 am

1 stop8h 05m

San Diego

Tue 10/20

5:00 pm-9:56 pm

1 stop7h 56m

$448
Quickest round-trip

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Thu 9/10

8:45 pm-7:15 am

1 stop7h 30m

San Diego

Tue 9/15

9:35 am-2:30 pm

1 stop7h 55m

$455

HiloSan Diego

ITO Hilo Intl - SAN San Diego

ITOSAN

Hilo Intl

Thu 9/10

6:00 am-6:40 pm

2 stops9h 40m

San Diego

Mon 9/14

7:20 am-6:10 pm

2 stops13h 50m

$485

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 cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of November, then departing from Hilo during the month February is also very affordable. Most momondo users find prices during this month for around $315.

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

You could potentially save up to 10% 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 August 2026, prices for Hilo to San Diego flights are approximately 145% more expensive 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

Best Price Found

$172

Fastest flight time

7h 35m

Direct flights

None
The best one-way flight to San Diego from Hilo in the past 72 hours is $172. The best round-trip flight deal from Hilo to San Diego found on momondo in the last 72 hours is $423.
The fastest flight from Hilo to San Diego takes 7h 35m
There are no direct flights from Hilo to San Diego. There are no popular flight routes from Hilo to San Diego.
Search flight deals

Frequently asked questions about flying from Hilo to San Diego

  • 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 7h 35m.

  • 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 $315Free CancellationRating
8.0
4,219 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $390Free CancellationRating
7.9
12,815 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
Chula Vista
Coronado
El Cajon
National City
Julian
La Mesa
Poway
San Ysidro
Imperial Beach
Santee
Borrego Springs
Lemon Grove
Alpine

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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