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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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SJU
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/30. 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 12/155:40 amMDT - SJU
1 stop10h 23mAmerican Airlines
Sat 12/208:35 pmSJU - MDT
1 stop13h 44mAmerican Airlines
Deal found 10/30$375
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:30 amMDT - SJU
2 stops13h 56mUnited Airlines
Tue 12/168:30 amSJU - MDT
1 stop6h 22mUnited Airlines
Deal found 10/29$380
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/156:30 amMDT - SJU
2 stops14h 52mUnited Airlines
Sat 12/208:30 amSJU - MDT
1 stop6h 24mUnited Airlines
Deal found 10/30$410
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2910:49 amMDT - SJU
1 stop12h 03mAmerican Airlines
Fri 12/55:56 pmSJU - MDT
1 stop6h 54mAmerican Airlines
Deal found 10/29$420
This Priceline deal was found by Cheapflights users on 10/30. 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.
Mon 11/178:57 pmMDT - SJU
1 stop13h 22mFrontier
Fri 11/283:59 amSJU - MDT
1 stop7h 14mFrontier
Deal found 10/30$463
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/65:00 amMDT - SJU
1 stop14h 58mAmerican Airlines
Mon 11/106:25 amSJU - MDT
1 stop16h 50mAmerican Airlines
Deal found 10/30$467
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/68:20 amMDT - SJU
2 stops15h 16mUnited Airlines
Wed 12/108:30 amSJU - MDT
2 stops11h 13mUnited Airlines
Deal found 10/30$475
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:02 pmMDT - SJU
1 stop14h 17mFrontier
Sun 11/210:39 pmSJU - MDT
1 stop22h 33mFrontier
Deal found 10/29$476
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/1511:35 amMDT - SJU
1 stop11h 41mMultiple Airlines
Fri 12/193:55 amSJU - MDT
1 stop17h 17mMultiple Airlines
Deal found 10/30$488

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 October 30, 2025.

Round-trip from

$263
(United Airlines)

One-way from

$118
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$425
From Harrisburg to San Juan
Search Deals
One-way flight from Harrisburg to San Juan
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Highest demand for flights based on searches. 9% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 30, 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 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

9:48 am-11:48 pm

1 stop13h 00m

San Juan Luis Munoz Marin Intl

Sat 2/28

5:09 pm-9:23 am

1 stop17h 14m

$330

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 3/2

6:30 am-4:19 pm

1 stop8h 49m

San Juan Luis Munoz Marin Intl

Fri 3/6

5:09 pm-9:23 am

1 stop17h 14m

$330

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 2/22

2:07 pm-2:50 am

1 stop11h 43m

San Juan Luis Munoz Marin Intl

Wed 2/25

3:55 am-1:12 pm

1 stop10h 17m

$333

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 3/2

6:29 am-3:40 pm

1 stop8h 11m

San Juan Luis Munoz Marin Intl

Thu 3/5

2:05 am-1:49 pm

2 stops12h 44m

$347

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 11/24

10:25 am-12:36 am

2 stops13h 11m

$151

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 11/24

10:04 am-2:54 am

1 stop15h 50m

$171

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Thu 11/20

5:00 am-8:58 pm

1 stop14h 58m

$213

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Wed 12/10

11:07 am-10:09 pm

2 stops10h 02m

$213

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Fri 11/28

5:00 am-8:58 pm

1 stop14h 58m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 13 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 24, 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 October 30, 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 October 30, 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
8,998 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

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
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

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
11,030 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

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
3,123 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

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 02m. United Airlines provides one of the quickest options available for as low as $325. 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, 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$155Average$332FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$300Average$559FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$341Average$561FlexibilityNo cancel feeOn-time69%

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