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Cheap flights from Harrisburg to San Diego from $144

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 1/17. 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
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.
Delta Logo
6:10 am - 10:33 am
MDT
-
SAN
7h 23m1 stop
Delta Logo
11:43 am - 10:56 pm
SAN
-
MDT
8h 13m1 stop
$329Delta
Wed, Jan 21 - Sat, Jan 24
American Airlines Logo
6:25 am - 11:32 am
MDT
-
SAN
8h 07m1 stop
American Airlines Logo
10:09 am - 10:52 pm
SAN
-
MDT
9h 43m2 stops
$334American Airlines
Wed, Jan 21 - Sat, Jan 24
United Airlines Logo
6:30 am - 11:48 am
MDT
-
SAN
8h 18m1 stop
United Airlines Logo
10:00 pm - 9:35 am
SAN
-
MDT
8h 35m1 stop
$359United Airlines
Wed, Jan 14 - Mon, Jan 19
American Airlines Logo
10:42 am - 6:31 pm
MDT
-
SAN
10h 49m2 stops
American Airlines Logo
10:50 am - 10:52 pm
SAN
-
MDT
9h 02m1 stop
$364American Airlines
Tue, Jan 13 - Sun, Jan 18
United Airlines Logo
2:28 pm - 8:42 pm
MDT
-
SAN
9h 14m2 stops
United Airlines Logo
6:55 pm - 9:35 am
SAN
-
MDT
11h 40m2 stops
$369United Airlines
Wed, Jan 14 - Mon, Jan 19
Delta Logo
5:05 pm - 10:31 pm
MDT
-
SAN
8h 26m1 stop
Delta Logo
11:43 am - 10:56 pm
SAN
-
MDT
8h 13m1 stop
$384Delta
Thu, Jan 8 - Fri, Jan 16
United Airlines Logo
6:15 am - 11:50 am
MDT
-
SAN
8h 35m1 stop
United Airlines Logo
8:50 pm - 9:32 am
SAN
-
MDT
9h 42m2 stops
$388United Airlines
Fri, Mar 13 - Wed, Mar 18
United Airlines Logo
6:30 am - 11:48 am
MDT
-
SAN
8h 18m1 stop
United Airlines Logo
10:00 pm - 9:35 am
SAN
-
MDT
8h 35m1 stop
$389United Airlines
Sat, Jan 10 - Sun, Jan 11
United Airlines Logo
2:28 pm - 8:42 pm
MDT
-
SAN
9h 14m2 stops
United Airlines Logo
10:00 pm - 9:35 am
SAN
-
MDT
8h 35m1 stop
$394United Airlines
Fri, Jan 9 - Wed, Jan 14
United Airlines Logo
6:15 am - 12:59 pm
MDT
-
SAN
9h 44m2 stops
United Airlines Logo
9:00 am - 9:05 pm
SAN
-
MDT
9h 05m2 stops
$399United Airlines
Thu, Jan 8 - Tue, Jan 13

Delta flights from Harrisburg to San Diego

Our best Delta deals on Harrisburg to San Diego flight tickets
Delta
Jan 21
MDT6:10 amHarrisburg
7h 23m
1 stop
SAN10:33 amSan Diego
Jan 24
SAN11:43 amSan Diego
8h 13m
1 stop
MDT10:56 pmHarrisburg
$329
Find similar
Delta
Jan 1
MDT2:01 pmHarrisburg
9h 59m
1 stop
SAN9:00 pmSan Diego
Jan 9
SAN6:15 amSan Diego
7h 10m
1 stop
MDT4:25 pmHarrisburg
$361
Find similar
Delta
Jan 8
MDT5:05 pmHarrisburg
8h 26m
1 stop
SAN10:31 pmSan Diego
Jan 16
SAN11:43 amSan Diego
8h 13m
1 stop
MDT10:56 pmHarrisburg
$384
Find similar

American Airlines flights from Harrisburg to San Diego

Our best American Airlines deals on Harrisburg to San Diego flight tickets
American Airlines
Jan 21
MDT6:25 amHarrisburg
8h 07m
1 stop
SAN11:32 amSan Diego
Jan 24
SAN10:09 amSan Diego
9h 43m
2 stops
MDT10:52 pmHarrisburg
$334
Find similar
American Airlines
Jan 9
MDT5:47 amHarrisburg
8h 46m
1 stop
SAN11:33 amSan Diego
Jan 15
SAN1:19 pmSan Diego
6h 33m
1 stop
MDT10:52 pmHarrisburg
$359
Find similar
American Airlines
Jan 9
MDT3:03 pmHarrisburg
9h 55m
2 stops
SAN9:58 pmSan Diego
Jan 15
SAN1:58 pmSan Diego
6h 52m
1 stop
MDT11:50 pmHarrisburg
$364
Find similar

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 December 27, 2025.
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

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Wed 1/21

6:10 am-10:33 am

1 stop7h 23m

San Diego

Sat 1/24

11:43 am-10:56 pm

1 stop8h 13m

$329

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Wed 1/21

6:25 am-11:32 am

1 stop8h 07m

San Diego

Sat 1/24

10:09 am-10:52 pm

2 stops9h 43m

$334

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Wed 1/14

6:30 am-11:48 am

1 stop8h 18m

San Diego

Mon 1/19

10:00 pm-9:35 am

1 stop8h 35m

$359

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Tue 1/13

10:42 am-6:31 pm

2 stops10h 49m

San Diego

Sun 1/18

10:50 am-10:52 pm

1 stop9h 02m

$364

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Wed 1/14

2:28 pm-8:42 pm

2 stops9h 14m

San Diego

Mon 1/19

6:55 pm-9:35 am

2 stops11h 40m

$369

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Thu 1/8

5:05 pm-10:31 pm

1 stop8h 26m

San Diego

Fri 1/16

11:43 am-10:56 pm

1 stop8h 13m

$384

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Fri 3/13

6:15 am-11:50 am

1 stop8h 35m

San Diego

Wed 3/18

8:50 pm-9:32 am

2 stops9h 42m

$388

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Sat 1/10

6:30 am-11:48 am

1 stop8h 18m

San Diego

Sun 1/11

10:00 pm-9:35 am

1 stop8h 35m

$389

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Fri 1/9

2:28 pm-8:42 pm

2 stops9h 14m

San Diego

Wed 1/14

10:00 pm-9:35 am

1 stop8h 35m

$394

HarrisburgSan Diego

MDT - SAN

MDTSAN

Harrisburg

Thu 1/8

6:15 am-12:59 pm

2 stops9h 44m

San Diego

Tue 1/13

9:00 am-9:05 pm

2 stops9h 05m

$399

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 August, then departing from Harrisburg during the month July is also very affordable. Most momondo users find prices during this month for around $383.

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

The cheapest day to depart from Harrisburg to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $412. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $605. 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 at noon when flights can be purchased for as low as $430. Flights in the morning are often more expensive with an average ticket price of $498.

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 $431 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 $352 on momondo.

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

As of December 2025, prices for Harrisburg to San Diego flights are approximately 27% 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 23m

Direct flights

None
The fastest flight from Harrisburg to San Diego takes 7h 23m
There are no direct flights from Harrisburg to San Diego. There are no popular flight routes from Harrisburg to San Diego.
Search flight deals

  • 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 23m.

  • 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 $308Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
American AirlinesPriceFrom $308Free CancellationRating
7.2
11,067 reviews
Search American Airlines flights
DeltaPriceFrom $308Free CancellationRating
7.9
8,018 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
Poway
National City
Borrego Springs
Imperial Beach
La Mesa
San Ysidro
Lemon Grove
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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