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San Juan

$123+ 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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SJU
Dec 8 — Dec 151
Mon 12/8
Mon 12/15
1 adult, Economy
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Cheapflights Tip: The best prices from Harrisburg to San Juan are usually found in January or October, booked 33 days in advance, depart on a Tuesday or Sunday and return on a Sunday

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 8, 2025.

This American Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/85:40 amMDT - SJU
1 stop15h 29mAmerican Airlines
Tue 12/96:25 amSJU - MDT
1 stop13h 44mAmerican Airlines
Deal found 11/7$230
This American Airlines deal was found by Cheapflights users on 11/7. 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.
Sat 12/611:07 amMDT - SJU
1 stop11h 45mAmerican Airlines
Wed 12/105:56 pmSJU - MDT
1 stop16h 05mAmerican Airlines
Deal found 11/7$330
This American Airlines deal was found by Cheapflights users on 11/6. 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 12/53:01 pmMDT - SJU
1 stop7h 51mAmerican Airlines
Fri 12/124:41 pmSJU - MDT
1 stop17h 20mAmerican Airlines
Deal found 11/6$375
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/83:00 pmMDT - SJU
1 stop6h 22mUnited Airlines
Mon 12/82:05 amSJU - MDT
2 stops15h 48mUnited Airlines
Deal found 11/7$398
This American Airlines deal was found by Cheapflights users on 11/6. 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 12/45:00 amMDT - SJU
1 stop16h 05mAmerican Airlines
Thu 12/116:25 amSJU - MDT
1 stop9h 04mAmerican Airlines
Deal found 11/6$420
This American Airlines deal was found by Cheapflights users on 11/7. 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.
Mon 12/811:07 amMDT - SJU
1 stop11h 45mAmerican Airlines
Mon 12/156:25 amSJU - MDT
1 stop13h 42mAmerican Airlines
Deal found 11/7$425
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Fri 12/56:32 pmMDT - SJU
1 stop20h 02mMultiple Airlines
Fri 12/123:06 pmSJU - MDT
2 stops21h 22mMultiple Airlines
Deal found 11/6$447
This Kiwi.com deal was found by Cheapflights users on 11/7. 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.
Mon 12/811:35 amMDT - SJU
1 stop11h 41mMultiple Airlines
Mon 12/156:59 pmSJU - MDT
2 stops40h 21mMultiple Airlines
Deal found 11/7$451
This Kiwi.com deal was found by Cheapflights users on 11/7. 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.
Sat 11/89:12 pmMDT - SJU
1 stop13h 07mMultiple Airlines
Fri 11/143:59 amSJU - MDT
1 stop17h 23mMultiple Airlines
Deal found 11/7$459
This Priceline deal was found by Cheapflights users on 11/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:57 pmMDT - SJU
1 stop13h 22mFrontier
Sun 11/910:39 pmSJU - MDT
1 stop22h 33mFrontier
Deal found 11/6$464
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 11/166:30 amMDT - SJU
2 stops13h 56mUnited Airlines
Sat 11/222:05 amSJU - MDT
2 stops15h 48mUnited Airlines
Deal found 11/5$471

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 8, 2025.

Round-trip from

$230
(American Airlines)

One-way from

$123
(Kiwi.com)

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. 9% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
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 8, 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

Sun 1/25

2:28 pm-10:22 pm

1 stop6h 54m

San Juan Luis Munoz Marin Intl

Thu 1/29

2:05 am-4:34 pm

2 stops15h 29m

$235

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 1/25

5:30 pm-6:11 am

2 stops11h 41m

San Juan Luis Munoz Marin Intl

Fri 1/30

2:05 am-2:15 pm

2 stops13h 10m

$267

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 1/25

2:07 pm-2:50 am

1 stop11h 43m

San Juan Luis Munoz Marin Intl

Sat 1/31

11:05 am-1:12 pm

1 stop27h 07m

$309

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 2/22

6:15 am-1:17 pm

1 stop6h 02m

San Juan Luis Munoz Marin Intl

Thu 2/26

8:35 am-4:44 pm

1 stop9h 09m

$325

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 2/22

3:16 pm-11:48 pm

1 stop7h 32m

San Juan Luis Munoz Marin Intl

Sat 2/28

6:00 am-7:27 pm

1 stop14h 27m

$330

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Tue 12/30

10:56 am-1:06 am

2 stops37h 10m

$123

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Tue 12/30

10:56 am-2:12 am

1 stop14h 16m

$207

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 11/24

10:04 am-5:21 pm

3 stops30h 17m

$214

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Wed 12/31

9:40 am-11:59 pm

1 stop13h 19m

$218

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 11/24

10:54 am-11:52 pm

1 stop11h 58m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 12 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

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

Use this chart to determine the optimal time to book a round-trip flight from Harrisburg to San Juan. Price data was last updated on October 31, 2025.

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Harrisburg to San Juan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Harrisburg to San Juan (average of $103). 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 8, 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.

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 8, 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
9,009 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

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
9,009 reviews
United Airlines
7.4
Good
9,009 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

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
11,044 reviews
United Airlines
7.4
Good
9,009 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

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
3,115 reviews
United Airlines
7.4
Good
9,009 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

Entertainment

7.1

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 $235. There are 1633 mi between Harrisburg and San Juan. 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 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, November is the cheapest month in which you can book a flight from Harrisburg to San Juan (average of $103). 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 8, 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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