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Cheap flights from Harrisburg to San Diego from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to San Diego departing on 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Harrisburg to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:54 pm - 10:39 pm
MDT
-
SAN
7h 45m
1 stop
United Airlines Logo
10:40 pm - 9:35 am
SAN
-
MDT
7h 55m
1 stop
$367United Airlines
Tue, May 19 - Tue, May 26
American Airlines Logo
5:00 am - 9:14 am
MDT
-
SAN
7h 14m
1 stop
American Airlines Logo
12:05 pm - 11:09 pm
SAN
-
MDT
8h 04m
1 stop
$372American Airlines
Wed, Aug 26 - Thu, Sep 3
American Airlines Logo
6:00 am - 11:08 am
MDT
-
SAN
8h 08m
1 stop
American Airlines Logo
6:15 am - 7:02 pm
SAN
-
MDT
9h 47m
1 stop
$373American Airlines
Tue, May 19 - Tue, May 26
American Airlines Logo
1:55 pm - 8:13 pm
MDT
-
SAN
9h 18m
1 stop
American Airlines Logo
11:09 am - 11:09 pm
SAN
-
MDT
9h 00m
1 stop
$375American Airlines
Wed, Aug 26 - Thu, Sep 3
United Airlines Logo
2:08 pm - 6:51 pm
MDT
-
SAN
7h 43m
1 stop
United Airlines Logo
12:55 pm - 11:28 pm
SAN
-
MDT
7h 33m
1 stop
$377United Airlines
Tue, Apr 21 - Sat, Apr 25
United Airlines Logo
6:30 am - 11:21 am
MDT
-
SAN
7h 51m
1 stop
United Airlines Logo
9:45 pm - 9:40 am
SAN
-
MDT
8h 55m
1 stop
$385United Airlines
Thu, May 28 - Mon, Jun 1
American Airlines Logo
7:17 pm - 11:39 pm
MDT
-
SAN
7h 22m
1 stop
American Airlines Logo
10:57 am - 10:42 pm
SAN
-
MDT
8h 45m
1 stop
$387American Airlines
Sat, May 23 - Sat, May 30
United Airlines Logo
6:15 am - 10:49 am
MDT
-
SAN
7h 34m
1 stop
United Airlines Logo
8:32 pm - 9:40 am
SAN
-
MDT
10h 08m
2 stops
$390United Airlines
Thu, May 28 - Mon, Jun 1
United Airlines Logo
6:30 am - 11:21 am
MDT
-
SAN
7h 51m
1 stop
United Airlines Logo
9:45 pm - 9:40 am
SAN
-
MDT
8h 55m
1 stop
$391United Airlines
Thu, Jun 18 - Tue, Jun 30
American Airlines Logo
7:17 pm - 11:39 pm
MDT
-
SAN
7h 22m
1 stop
American Airlines Logo
9:25 pm - 9:28 am
SAN
-
MDT
9h 03m
1 stop
$392American Airlines
Thu, Jun 11 - Tue, Jun 16

United Airlines flights from Harrisburg to San Diego

Our best United Airlines deals on Harrisburg to San Diego flight tickets
United Airlines
May 19
MDT5:54 pmHarrisburg
7h 45m
1 stop
SAN10:39 pmSan Diego
May 26
SAN10:40 pmSan Diego
7h 55m
1 stop
MDT9:35 amHarrisburg
$367
United Airlines
Apr 21
MDT2:08 pmHarrisburg
7h 43m
1 stop
SAN6:51 pmSan Diego
Apr 25
SAN12:55 pmSan Diego
7h 33m
1 stop
MDT11:28 pmHarrisburg
$377
United Airlines
May 28
MDT6:30 amHarrisburg
7h 51m
1 stop
SAN11:21 amSan Diego
Jun 1
SAN9:45 pmSan Diego
8h 55m
1 stop
MDT9:40 amHarrisburg
$385

American Airlines flights from Harrisburg to San Diego

Our best American Airlines deals on Harrisburg to San Diego flight tickets
American Airlines
Aug 26
MDT5:00 amHarrisburg
7h 14m
1 stop
SAN9:14 amSan Diego
Sep 3
SAN12:05 pmSan Diego
8h 04m
1 stop
MDT11:09 pmHarrisburg
$372
American Airlines
May 19
MDT6:00 amHarrisburg
8h 08m
1 stop
SAN11:08 amSan Diego
May 26
SAN6:15 amSan Diego
9h 47m
1 stop
MDT7:02 pmHarrisburg
$373
American Airlines
Aug 26
MDT1:55 pmHarrisburg
9h 18m
1 stop
SAN8:13 pmSan Diego
Sep 3
SAN11:09 amSan Diego
9h 00m
1 stop
MDT11:09 pmHarrisburg
$375

momondo Fare Finder

 
Customize your flight search to find flights from Harrisburg 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 April 10, 2026.
Use the filters below to find and compare flights from Harrisburg to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Tue 5/19

5:54 pm-10:39 pm

1 stop7h 45m

San Diego

Tue 5/26

10:40 pm-9:35 am

1 stop7h 55m

$367

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Wed 8/26

5:00 am-9:14 am

1 stop7h 14m

San Diego

Thu 9/3

12:05 pm-11:09 pm

1 stop8h 04m

$372

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Tue 5/19

6:00 am-11:08 am

1 stop8h 08m

San Diego

Tue 5/26

6:15 am-7:02 pm

1 stop9h 47m

$373

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Wed 8/26

1:55 pm-8:13 pm

1 stop9h 18m

San Diego

Thu 9/3

11:09 am-11:09 pm

1 stop9h 00m

$375
Quickest round-trip

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Tue 4/21

2:08 pm-6:51 pm

1 stop7h 43m

San Diego

Sat 4/25

12:55 pm-11:28 pm

1 stop7h 33m

$377

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Thu 5/28

6:30 am-11:21 am

1 stop7h 51m

San Diego

Mon 6/1

9:45 pm-9:40 am

1 stop8h 55m

$385

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Sat 5/23

7:17 pm-11:39 pm

1 stop7h 22m

San Diego

Sat 5/30

10:57 am-10:42 pm

1 stop8h 45m

$387

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Thu 5/28

6:15 am-10:49 am

1 stop7h 34m

San Diego

Mon 6/1

8:32 pm-9:40 am

2 stops10h 08m

$390

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Thu 6/18

6:30 am-11:21 am

1 stop7h 51m

San Diego

Tue 6/30

9:45 pm-9:40 am

1 stop8h 55m

$391

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Thu 6/11

7:17 pm-11:39 pm

1 stop7h 22m

San Diego

Tue 6/16

9:25 pm-9:28 am

1 stop9h 03m

$392

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 Harrisburg 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 Harrisburg and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of May, then departing from Harrisburg during the month August is also very affordable. Most momondo users find prices during this month for around $380.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Harrisburg when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $424 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Harrisburg for as low as $320 on momondo.

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

As of April 2026, prices for Harrisburg to San Diego flights are approximately 49% more expensive when compared to flights at the same time last year.

When to book flights from Harrisburg to San Diego

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

Cheap Harrisburg to San Diego (MDT to SAN) flight deals and tips

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

Fastest flight time

7h 19m

Direct flights

None
The fastest flight from Harrisburg to San Diego takes 7h 19m
There are no direct flights from Harrisburg to San Diego. There are no popular flight routes from Harrisburg to San Diego.
Search flight deals

Frequently asked questions about flying from Harrisburg to San Diego

  • How far is Harrisburg to San Diego by plane?

    There are 2275.0 mi between Harrisburg and San Diego. In terms of flight time, this usually takes a little over 7h 19m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Harrisburg Airport to San Diego Airport.

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

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Harrisburg to San Diego

Compare and see reviews for airlines that fly from Harrisburg to San Diego with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $306Free CancellationRating
7.4
9,562 reviews
Search United Airlines flights
American AirlinesPriceFrom $308Free CancellationRating
7.1
11,564 reviews
Search American Airlines flights
DeltaPriceFrom $331Free CancellationRating
7.9
8,398 reviews
Search Delta 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
Poway
San Ysidro
Imperial Beach
La Mesa
Lemon Grove
Borrego Springs
Alpine
Santee

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Harrisburg to San Diego for you.

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

momondo does allow users to show only those flights to San Diego from Harrisburg which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Harrisburg.

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

Yes momondo offers price alerts on flights to San Diego from Harrisburg. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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