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Cheap flights from Harrisburg to San Antonio from $239

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to San Antonio departing on 12/21. 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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0 bags

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Find the cheapest flights from Harrisburg to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:42 pm - 10:53 pmMDT-SAT
8h 11m1 stop
American Airlines Logo
5:48 pm - 12:19 amSAT-MDT
5h 31m1 stop
$239American Airlines
Find Deal
Sun, Dec 21 - Fri, Dec 26
Delta Logo
6:02 pm - 11:23 pmMDT-SAT
6h 21m1 stop
Delta Logo
4:29 pm - 11:26 pmSAT-MDT
5h 57m1 stop
$269Delta
Find Deal
Tue, Jan 6 - Sat, Jan 10
United Airlines Logo
6:15 am - 12:25 pmMDT-SAT
7h 10m1 stop
United Airlines Logo
12:09 pm - 11:17 pmSAT-MDT
10h 08m2 stops
$300United Airlines
Find Deal
Thu, Mar 26 - Mon, Mar 30
United Airlines Logo
6:15 am - 11:11 amMDT-SAT
5h 56m1 stop
United Airlines Logo
2:15 pm - 9:05 pmSAT-MDT
5h 50m1 stop
$304United Airlines
Find Deal
Thu, Mar 19 - Mon, Mar 23
United Airlines Logo
6:29 am - 3:38 pmMDT-SAT
10h 09m2 stops
United Airlines Logo
7:05 am - 1:56 pmSAT-MDT
5h 51m1 stop
$305United Airlines
Find Deal
Thu, Feb 12 - Sun, Feb 15
Delta Logo
6:00 am - 11:25 amMDT-SAT
6h 25m1 stop
Delta Logo
4:25 pm - 10:47 pmSAT-MDT
5h 22m1 stop
$319Delta
Find Deal
Thu, Mar 26 - Sun, Mar 29
United Airlines Logo
10:35 am - 7:23 pmMDT-SAT
9h 48m2 stops
United Airlines Logo
2:01 pm - 9:20 pmSAT-MDT
6h 19m1 stop
$334United Airlines
Find Deal
Thu, May 7 - Mon, May 11
American Airlines Logo
5:00 am - 9:18 amMDT-SAT
5h 18m1 stop
American Airlines Logo
5:48 pm - 12:19 amSAT-MDT
5h 31m1 stop
$339American Airlines
Find Deal
Fri, Dec 19 - Mon, Dec 29
American Airlines Logo
6:14 am - 2:10 pmMDT-SAT
8h 56m1 stop
American Airlines Logo
3:00 pm - 10:50 pmSAT-MDT
6h 50m1 stop
$343American Airlines
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Sun, Dec 21 - Thu, Dec 25
Delta Logo
6:00 am - 11:25 amMDT-SAT
6h 25m1 stop
Delta Logo
4:29 pm - 11:33 pmSAT-MDT
6h 04m1 stop
$344Delta
Find Deal
Sat, Feb 21 - Tue, Feb 24

Delta flights from Harrisburg to San Antonio

Our best Delta deals on Harrisburg to San Antonio flight tickets
Delta
Jan 6
MDT6:02 pmHarrisburg
6h 21m
1 stop
SAT11:23 pmSan Antonio
Jan 10
SAT4:29 pmSan Antonio
5h 57m
1 stop
MDT11:26 pmHarrisburg
$269
Find similar
Delta
Mar 26
MDT6:00 amHarrisburg
6h 25m
1 stop
SAT11:25 amSan Antonio
Mar 29
SAT4:25 pmSan Antonio
5h 22m
1 stop
MDT10:47 pmHarrisburg
$319
Find similar
Delta
Feb 21
MDT6:00 amHarrisburg
6h 25m
1 stop
SAT11:25 amSan Antonio
Feb 24
SAT4:29 pmSan Antonio
6h 04m
1 stop
MDT11:33 pmHarrisburg
$344
Find similar

American Airlines flights from Harrisburg to San Antonio

Our best American Airlines deals on Harrisburg to San Antonio flight tickets
American Airlines
Dec 19
MDT5:00 amHarrisburg
5h 18m
1 stop
SAT9:18 amSan Antonio
Dec 29
SAT5:48 pmSan Antonio
5h 31m
1 stop
MDT12:19 amHarrisburg
$339
Find similar
American Airlines
Dec 21
MDT6:14 amHarrisburg
8h 56m
1 stop
SAT2:10 pmSan Antonio
Dec 25
SAT3:00 pmSan Antonio
6h 50m
1 stop
MDT10:50 pmHarrisburg
$343
Find similar
American Airlines
Dec 23
MDT5:00 amHarrisburg
5h 18m
1 stop
SAT9:18 amSan Antonio
Jan 1
SAT6:41 amSan Antonio
7h 16m
1 stop
MDT2:57 pmHarrisburg
$388
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harrisburg to San Antonio 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 2, 2025.
Use the filters below to find and compare flights from Harrisburg to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Sun 12/21

3:42 pm-10:53 pm

1 stop8h 11m

San Antonio

Fri 12/26

5:48 pm-12:19 am

1 stop5h 31m

$239

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Tue 1/6

6:02 pm-11:23 pm

1 stop6h 21m

San Antonio

Sat 1/10

4:29 pm-11:26 pm

1 stop5h 57m

$269

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 3/26

6:15 am-12:25 pm

1 stop7h 10m

San Antonio

Mon 3/30

12:09 pm-11:17 pm

2 stops10h 08m

$300

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 3/19

6:15 am-11:11 am

1 stop5h 56m

San Antonio

Mon 3/23

2:15 pm-9:05 pm

1 stop5h 50m

$304

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 2/12

6:29 am-3:38 pm

2 stops10h 09m

San Antonio

Sun 2/15

7:05 am-1:56 pm

1 stop5h 51m

$305

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 3/26

6:00 am-11:25 am

1 stop6h 25m

San Antonio

Sun 3/29

4:25 pm-10:47 pm

1 stop5h 22m

$319

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 5/7

10:35 am-7:23 pm

2 stops9h 48m

San Antonio

Mon 5/11

2:01 pm-9:20 pm

1 stop6h 19m

$334

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Fri 12/19

5:00 am-9:18 am

1 stop5h 18m

San Antonio

Mon 12/29

5:48 pm-12:19 am

1 stop5h 31m

$339

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Sun 12/21

6:14 am-2:10 pm

1 stop8h 56m

San Antonio

Thu 12/25

3:00 pm-10:50 pm

1 stop6h 50m

$343

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Sat 2/21

6:00 am-11:25 am

1 stop6h 25m

San Antonio

Tue 2/24

4:29 pm-11:33 pm

1 stop6h 04m

$344

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Harrisburg to San Antonio

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 Antonio?

If you aren’t able to travel during the month of September, then book flights to San Antonio from Harrisburg during May instead. Flights to San Antonio in May, while not as cheap as those in September, still average around $293.

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

The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $341. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $558.

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

According to our data, the cheapest time of day to fly to San Antonio is in the morning. momondo users have found flights departing from Harrisburg to San Antonio in the morning for as low as $378. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $462. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to San Antonio from Harrisburg when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $389 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Harrisburg for as low as $270 on momondo.

When to book flights from Harrisburg to San Antonio

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

Cheap Harrisburg to San Antonio (MDT to SAT) flight deals and tips

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

Fastest flight time

5h 56m

Direct flights

None
The fastest flight from Harrisburg to San Antonio takes 5h 56m
There are no direct flights from Harrisburg to San Antonio. There are no popular flight routes from Harrisburg to San Antonio.
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  • How far is Harrisburg to San Antonio by plane?

    The distance between Harrisburg and San Antonio is about 1429.5 mi. In terms of flight time, this usually takes a little over 5h 18m.

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

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

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

  • How old do you have to be to fly from Harrisburg Airport to San Antonio 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 Antonio Airport.

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

    The required travel and health documents for your San Antonio 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 Antonio 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 Antonio?

Best airlines flying from Harrisburg to San Antonio

Compare and see reviews for airlines that fly from Harrisburg to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $268Free CancellationRating
7.9
8,010 reviews
Search Delta flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
United AirlinesPriceFrom $318Free CancellationRating
7.4
9,065 reviews
Search United Airlines flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Schertz
Pleasanton

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Harrisburg.

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

momondo does allow users to show only those flights to San Antonio 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 Antonio?

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 Antonio from Harrisburg.

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

Yes. momondo can track prices for Harrisburg to San Antonio 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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