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San Juan

$118+ Cheap flights from Harrisburg (MDT) to San Juan

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SJU
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Find flight deals from Harrisburg to San Juan

Cheapest flights from Harrisburg to San Juan
Explore the most affordable flight options available from Harrisburg to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This United Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/98:20 amMDT - SJU
2 stops15h 16mUnited Airlines
Wed 3/117:10 amSJU - MDT
1 stop6h 41mUnited Airlines
Deal found 11/18$266
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Sun 12/76:30 amMDT - SJU
1 stop16h 22mAmerican Airlines
Thu 12/118:18 amSJU - MDT
1 stop7h 34mAmerican Airlines
Deal found 11/17$335
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
Thu 12/116:19 pmMDT - SJU
1 stop18h 17mMultiple Airlines
Fri 12/196:28 pmSJU - MDT
2 stops40h 48mMultiple Airlines
Deal found 11/18$347
This United Airlines deal was found by Cheapflights users on 11/18. 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 12/116:30 amMDT - SJU
1 stop8h 10mUnited Airlines
Fri 12/194:52 pmSJU - MDT
1 stop8h 15mUnited Airlines
Deal found 11/18$353
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 12/149:30 amMDT - SJU
2 stops26h 02mMultiple Airlines
Sun 2/16:00 amSJU - MDT
1 stop13h 55mMultiple Airlines
Deal found 11/16$363
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 12/149:30 amMDT - SJU
2 stops26h 02mMultiple Airlines
Sat 12/202:59 amSJU - MDT
1 stop8h 17mMultiple Airlines
Deal found 11/16$381
This Mytrip deal was found by Cheapflights users on 11/18. 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.
Thu 12/189:30 amMDT - SJU
2 stops15h 42mMultiple Airlines
Tue 12/234:10 amSJU - MDT
2 stops12h 28mMultiple Airlines
Deal found 11/18$427
This American Airlines deal was found by Cheapflights users on 11/16. 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 12/56:40 amMDT - SJU
1 stop8h 17mAmerican Airlines
Mon 12/86:25 amSJU - MDT
1 stop13h 42mAmerican Airlines
Deal found 11/16$430

Cheap flight deals from Harrisburg to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to San Juan (PR1). 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 November 18, 2025.

Round-trip from

$235
(United Airlines)

One-way from

$118
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$579
From Harrisburg to San Juan
Search Deals
One-way flight from Harrisburg to San Juan
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg to San Juan 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 November 18, 2025.
Use the filters below to find and compare flights from Harrisburg to San Juan that are best for you.

Fly from

Harrisburg

Fly to

San Juan

Route

Depart

Return

Price

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Wed 1/21

2:28 pm-10:22 pm

1 stop6h 54m

San Juan Luis Munoz Marin Intl

Fri 1/30

8:10 am-9:05 pm

2 stops13h 55m

$266

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Tue 12/9

8:20 am-12:36 am

2 stops15h 16m

San Juan Luis Munoz Marin Intl

Wed 3/11

7:10 am-1:51 pm

1 stop6h 41m

$266

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sat 1/24

3:10 pm-6:11 am

2 stops14h 01m

San Juan Luis Munoz Marin Intl

Fri 1/30

2:05 am-2:15 pm

2 stops13h 10m

$271

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 1/11

5:30 pm-6:11 am

2 stops11h 41m

San Juan Luis Munoz Marin Intl

Wed 1/14

8:10 am-9:05 pm

2 stops13h 55m

$317

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 1/26

6:30 am-3:40 pm

1 stop8h 10m

San Juan Luis Munoz Marin Intl

Wed 1/28

2:05 am-4:34 pm

2 stops15h 29m

$325

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 12/7

6:30 am-11:52 pm

1 stop16h 22m

San Juan Luis Munoz Marin Intl

Thu 12/11

8:18 am-2:52 pm

1 stop7h 34m

$335

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Wed 1/7

6:15 am-1:17 pm

1 stop6h 02m

San Juan Luis Munoz Marin Intl

Wed 1/14

8:10 am-9:05 pm

2 stops13h 55m

$348

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Wed 12/10

6:30 am-9:26 pm

2 stops13h 56m

San Juan Luis Munoz Marin Intl

Sat 12/13

8:30 am-6:43 pm

2 stops11h 13m

$404

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 2/22

9:48 am-9:26 pm

2 stops10h 38m

San Juan Luis Munoz Marin Intl

Sat 2/28

5:09 pm-10:16 pm

1 stop6h 07m

$425

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Tue 12/9

7:10 am-10:09 pm

2 stops13h 59m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 15 results
1
2

Best time to book a flight from Harrisburg to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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 Juan

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

Currently, January is the cheapest month in which you can book a flight from Harrisburg to San Juan (average of $111). Flying from Harrisburg to San Juan in September is currently the most expensive (average of $160). 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 SJU?

Find hourly flight availability from Harrisburg to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Harrisburg to San Juan in the evening. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight at noon.

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

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 Juan. Reviews last updated November 18, 2025.
See what other customers who have flown with United Airlines, American Airlines, and Frontier from Harrisburg to San Juan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,015 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,015 reviews
United Airlines
7.4
Good
9,015 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,015 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Frontier
5.8
Fair
3,103 reviews
United Airlines
7.4
Good
9,015 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

  • What airport do you fly from for flights from Harrisburg to San Juan?

    For a flight from Harrisburg to San Juan, you will be flying from Harrisburg. Harrisburg (MDT) is just 8.5 mi from the center of the city. Harrisburg is the only Harrisburg airport and it handles 0 outbound flights to San Juan per day. 3 airlines have flights to San Juan from Harrisburg on a regular basis.

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

    A quick flight from Harrisburg to San Juan can take about 6h 54m. United Airlines provides one of the quickest options available for as low as $266. There are 1633 mi between Harrisburg and San Juan.

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

    Currently priced at $155, Frontier will fly you from Harrisburg to San Juan and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $300 and $341, respectively. Frontier is 71% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harrisburg to San Juan 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 Juan?

    Currently, January is the cheapest month in which you can book a flight from Harrisburg to San Juan (average of $111). Flying from Harrisburg to San Juan in September is currently the most expensive (average of $160). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Harrisburg to San Juan

Discover the top 3 airlines that operate flights from Harrisburg to San Juan. 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 November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$155Average$332FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$300Average$558FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$341Average$563FlexibilityNo cancel feeOn-time69%

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