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$140+ Cheap flights from Harrisburg to San Antonio (MDT - SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SAT
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Harrisburg to San Antonio are usually found in September or May, booked 8 days in advance, depart on a Saturday or Wednesday and return on a Saturday

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 October 22, 2025.

This Delta deal was found by Cheapflights users on 10/22. 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.
Sat 11/151:05 pmMDT - SAT
1 stop6h 11mDelta
Tue 11/183:00 pmSAT - MDT
1 stop7h 11mDelta
Deal found 10/22$269
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 11/152:35 pmMDT - SAT
2 stops9h 21mUnited Airlines
Tue 11/182:04 pmSAT - MDT
1 stop6h 00mUnited Airlines
Deal found 10/22$274
This Delta deal was found by Cheapflights users on 10/19. 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.
Mon 11/36:25 pmMDT - SAT
1 stop6h 55mDelta
Sat 11/83:35 pmSAT - MDT
1 stop6h 25mDelta
Deal found 10/19$319
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/276:07 amMDT - SAT
1 stop7h 54mAmerican Airlines
Wed 12/33:00 pmSAT - MDT
1 stop6h 50mAmerican Airlines
Deal found 10/22$328
This Delta deal was found by Cheapflights users on 10/20. 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 10/296:00 amMDT - SAT
1 stop6h 28mDelta
Mon 11/34:35 pmSAT - MDT
1 stop5h 25mDelta
Deal found 10/20$348
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/286:20 amMDT - SAT
1 stop6h 43mAmerican Airlines
Wed 2/186:19 amSAT - MDT
1 stop5h 15mAmerican Airlines
Deal found 10/21$349
This Delta deal was found by Cheapflights users on 10/20. 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.
Sun 12/216:00 amMDT - SAT
1 stop6h 07mDelta
Thu 12/255:20 amSAT - MDT
1 stop5h 40mDelta
Deal found 10/20$363
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:58 pmMDT - SAT
1 stop13h 06mMultiple Airlines
Fri 11/78:25 pmSAT - MDT
2 stops22h 57mMultiple Airlines
Deal found 10/20$375
This Delta deal was found by Cheapflights users on 10/20. 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 10/296:00 amMDT - SAT
1 stop6h 28mDelta
Sun 11/25:25 amSAT - MDT
1 stop5h 28mDelta
Deal found 10/20$377

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 October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(United Airlines)

One-way from

$140
(Trip.com)

Popular in

April

Cheapest in

September

Average price

$403
Provider with most accurate pricing for Harrisburg-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harrisburg-San Antonio flights.
Search Deals
From Harrisburg to San Antonio
Search Deals
One-way flight from Harrisburg to San Antonio
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 22, 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

Sat 11/15

6:15 am-11:06 am

1 stop5h 51m

San Antonio

Tue 11/18

2:04 pm-9:04 pm

1 stop6h 00m

$269

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Sat 12/13

6:19 am-2:04 pm

1 stop8h 45m

San Antonio

Thu 12/18

5:48 pm-12:19 am

1 stop5h 31m

$269

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Sat 11/15

1:05 pm-6:16 pm

1 stop6h 11m

San Antonio

Tue 11/18

3:00 pm-11:11 pm

1 stop7h 11m

$269

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Fri 1/9

6:25 pm-11:33 pm

1 stop6h 08m

San Antonio

Sun 1/11

4:00 pm-10:47 pm

1 stop5h 47m

$269

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Mon 11/3

6:25 pm-12:20 am

1 stop6h 55m

San Antonio

Sat 11/8

3:35 pm-11:00 pm

1 stop6h 25m

$319

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Thu 11/27

6:07 am-1:01 pm

1 stop7h 54m

San Antonio

Wed 12/3

3:00 pm-10:50 pm

1 stop6h 50m

$328

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Wed 10/29

6:00 am-11:28 am

1 stop6h 28m

San Antonio

Mon 11/3

4:35 pm-11:00 pm

1 stop5h 25m

$348

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Sun 12/21

6:00 am-11:07 am

1 stop6h 07m

San Antonio

Thu 12/25

5:20 am-12:00 pm

1 stop5h 40m

$363

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Sun 11/2

8:58 pm-9:04 am

1 stop13h 06m

San Antonio

Fri 11/7

8:25 pm-8:22 pm

2 stops22h 57m

$375

HarrisburgSan Antonio

MDT - SAT

MDTSAT

Harrisburg

Tue 12/2

7:27 pm-12:34 am

1 stop6h 07m

San Antonio

Wed 12/3

5:20 am-11:56 am

1 stop5h 36m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 16 results
1
2

Compare providers for flights from Harrisburg to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harrisburg to San Antonio in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harrisburg-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harrisburg-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harrisburg-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harrisburg-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harrisburg-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 17, 2025.

To ensure you get the cheapest price possible for a flight from Harrisburg to San Antonio, you should look to book at least 8 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, June is the cheapest month in which you can book a flight from Harrisburg to San Antonio (average of $122). Flying from Harrisburg to San Antonio in December is currently the most expensive (average of $177). 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 October 22, 2025.

It’s optimal to fly from Harrisburg to San Antonio in the morning. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

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 October 22, 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
7.9
Good
7,981 reviews

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,990 reviews
Delta
7.9
Good
7,981 reviews

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,028 reviews
Delta
7.9
Good
7,981 reviews

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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.

  • How long is the flight from Harrisburg to San Antonio?

    Airlines like United Airlines, American Airlines, and Delta fly from Harrisburg to San Antonio in about 5h 51m. The time it takes to get you to your destination can typically vary by up to 2h 54m. There are 1427 mi between Harrisburg and San Antonio. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $268, 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 $268 and $268, 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, June is the cheapest month in which you can book a flight from Harrisburg to San Antonio (average of $122). Flying from Harrisburg to San Antonio in December is currently the most expensive (average of $177). 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
Kerrville

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Alternative routes for Harrisburg to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$397FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$348FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$404FlexibilityNo cancel feeOn-time69%

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