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$269+ Cheap flights from Harrisburg to San Antonio (MDT - SAT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SAT
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Harrisburg to San Antonio are usually found in November or May, booked 79 days in advance, depart on a Saturday or Wednesday and return on a Saturday

Cheap flight deals from Harrisburg to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$269
(American Airlines)

Popular in

April

Cheapest in

November

Average price

$422
From Harrisburg to San Antonio
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Harrisburg to San Antonio

Cheapest flights from Harrisburg to San Antonio
Explore the most affordable flight options available from Harrisburg to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/124:45 pmMDT - SAT
1 stop5h 39mAmerican Airlines
Mon 9/157:08 amSAT - MDT
1 stop6h 37mAmerican Airlines
Deal found 7/28$269
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2212:33 pmMDT - SAT
2 stops12h 47mDelta
Sat 10/255:14 amSAT - MDT
1 stop6h 05mDelta
Deal found 7/29$274
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:30 amMDT - SAT
1 stop6h 28mUnited Airlines
Sun 9/287:00 amSAT - MDT
1 stop5h 54mUnited Airlines
Deal found 7/28$349
This Mytrip deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/88:51 pmMDT - SAT
2 stops28h 43mMultiple Airlines
Mon 8/117:10 amSAT - MDT
2 stops11h 51mMultiple Airlines
Deal found 7/28$497

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Harrisburg to San Antonio that are best for you.

Fly from

Harrisburg

Fly to

San Antonio

Route

Depart

Return

Price

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Fri 9/12

4:45 pm-9:24 pm

1 stop5h 39m

San Antonio

Mon 9/15

7:08 am-2:45 pm

1 stop6h 37m

$269

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Wed 10/22

12:33 pm-12:20 am

2 stops12h 47m

San Antonio

Sat 10/25

5:14 am-12:19 pm

1 stop6h 05m

$274

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 9/25

6:30 am-11:58 am

1 stop6h 28m

San Antonio

Sun 9/28

7:00 am-1:54 pm

1 stop5h 54m

$349

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Fri 8/8

8:51 pm-12:34 am

2 stops28h 43m

San Antonio

Mon 8/11

7:10 am-8:01 pm

2 stops11h 51m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Harrisburg to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Harrisburg with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Harrisburg to San Antonio

How far ahead should I book a flight from Harrisburg to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Harrisburg to San Antonio. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Harrisburg to San Antonio, you should look to book at least 79 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Harrisburg to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Harrisburg to San Antonio (average of $295). Flying from Harrisburg to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MDT to SAT?

Find hourly flight availability from Harrisburg to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

It’s optimal to fly from Harrisburg to San Antonio in the morning. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Harrisburg to San Antonio?

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Harrisburg to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Harrisburg to San Antonio round-trip?

    Currently priced at $269, American Airlines will fly you from Harrisburg to San Antonio and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $274 and $349, respectively. American Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Harrisburg to San Antonio that include hotel bookings?

    Yes. In addition to deals on Harrisburg to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harrisburg to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harrisburg to San Antonio.

  • Can I find deals for business class flights from Harrisburg to San Antonio?

    Yes. Cheapflights offers flight deals from Harrisburg to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Harrisburg to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Harrisburg to San Antonio (average of $295). Flying from Harrisburg to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels

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Top 3 airlines flying from Harrisburg to San Antonio

Discover the top 3 airlines that operate flights from Harrisburg to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$228Average$385FlexibilityNo cancel feeOn-time71%
DeltaCheapest$256Average$360FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$418FlexibilityNo cancel feeOn-time69%

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