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Luis Munoz Marin Intl

$87+ Cheap flights from Harrisburg (MDT) to Luis Munoz Marin Intl (SJU)

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SJU
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Harrisburg to Luis Munoz Marin Intl

Cheapest flights from Harrisburg to Luis Munoz Marin Intl
Explore the most affordable flight options available from Harrisburg to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Priceline deal was found by Cheapflights users on 1/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:57 pm
MDT
-
SJU
1 stop28h 46m
Frontier
Thu 2/265:25 pm
SJU
-
MDT
1 stop17h 26m
Frontier
Deal found 1/20$182
This Priceline deal was found by Cheapflights users on 1/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:50 pm
MDT
-
SJU
1 stop21h 50m
Frontier
Wed 2/113:53 am
SJU
-
MDT
1 stop15h 19m
Frontier
Deal found 1/21$217
This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3011:27 am
MDT
-
SJU
1 stop11h 32m
Frontier
Sat 2/78:00 am
SJU
-
MDT
1 stop12h 30m
Frontier
Deal found 1/20$237
This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3011:27 am
MDT
-
SJU
1 stop11h 32m
Frontier
Sun 2/86:00 am
SJU
-
MDT
1 stop13h 55m
Frontier
Deal found 1/20$272
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/85:30 pm
MDT
-
SJU
2 stops11h 41m
United Airlines
Thu 2/128:05 am
SJU
-
MDT
2 stops13h 51m
United Airlines
Deal found 1/21$277
This Frontier deal was found by Cheapflights users on 1/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:13 pm
MDT
-
SJU
1 stop10h 41m
Frontier
Thu 3/1212:07 pm
SJU
-
MDT
1 stop9h 21m
Frontier
Deal found 1/19$280
This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/108:00 am
MDT
-
SJU
2 stops12h 50m
American Airlines
Thu 3/125:00 am
SJU
-
MDT
1 stop9h 49m
American Airlines
Deal found 1/19$292
This Frontier deal was found by Cheapflights users on 1/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2210:46 am
MDT
-
SJU
1 stop13h 08m
Frontier
Sat 2/2811:24 am
SJU
-
MDT
1 stop8h 02m
Frontier
Deal found 1/19$323
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:13 pm
MDT
-
SJU
1 stop11h 04m
Multiple Airlines
Tue 3/105:00 am
SJU
-
MDT
1 stop12h 06m
Multiple Airlines
Deal found 1/19$324
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/46:25 am
MDT
-
SJU
2 stops10h 57m
American Airlines
Wed 2/117:00 am
SJU
-
MDT
1 stop8h 38m
American Airlines
Deal found 1/20$327
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:18 pm
MDT
-
SJU
1 stop9h 59m
Multiple Airlines
Thu 3/127:00 am
SJU
-
MDT
1 stop14h 28m
Multiple Airlines
Deal found 1/19$328
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:18 pm
MDT
-
SJU
1 stop9h 59m
Multiple Airlines
Tue 3/105:00 am
SJU
-
MDT
1 stop12h 06m
Multiple Airlines
Deal found 1/19$334

Find flight deals from Harrisburg to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to Luis Munoz Marin Intl (SJU). 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 January 21, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$182
(Priceline)

One-way from

$112
(Priceline)

Popular in

December

Cheapest in

August

Average price

$471
Provider with most accurate pricing for Harrisburg-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harrisburg-San Juan Luis Munoz Marin Intl flights.
Search Deals
From Harrisburg to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Harrisburg to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg to Luis Munoz Marin Intl 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 January 21, 2026.
Use the filters below to find and compare flights from Harrisburg to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Harrisburg

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Fri 2/20

10:46 am-2:53 am

1 stop15h 07m

San Juan Luis Munoz Marin Intl

Wed 2/25

5:25 pm-4:51 pm

1 stop24h 26m

$277

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 2/8

6:25 am-11:56 pm

1 stop16h 31m

San Juan Luis Munoz Marin Intl

Thu 2/12

5:02 pm-9:21 am

1 stop17h 19m

$277

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 2/8

5:30 pm-6:11 am

2 stops11h 41m

San Juan Luis Munoz Marin Intl

Thu 2/12

8:05 am-8:56 pm

2 stops13h 51m

$277

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sun 2/22

10:46 am-12:54 am

1 stop13h 08m

San Juan Luis Munoz Marin Intl

Sat 2/28

11:24 am-6:26 pm

1 stop8h 02m

$298

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Fri 2/20

5:40 pm-6:11 am

2 stops11h 31m

San Juan Luis Munoz Marin Intl

Wed 2/25

8:05 am-8:56 pm

2 stops13h 51m

$317

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Wed 2/4

6:25 am-6:22 pm

2 stops10h 57m

San Juan Luis Munoz Marin Intl

Wed 2/11

7:00 am-2:38 pm

1 stop8h 38m

$327

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Tue 3/10

6:15 am-9:22 pm

2 stops15h 07m

San Juan Luis Munoz Marin Intl

Tue 3/10

1:05 am-1:51 pm

2 stops12h 46m

$337

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Mon 2/9

6:30 am-3:40 pm

1 stop8h 10m

San Juan Luis Munoz Marin Intl

Wed 2/11

8:10 am-9:05 pm

2 stops13h 55m

$367

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Wed 2/25

11:09 am-11:09 pm

1 stop11h 00m

San Juan Luis Munoz Marin Intl

Mon 3/2

6:00 am-10:32 am

1 stop29h 32m

$375

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Tue 2/24

11:27 am-2:53 am

1 stop14h 26m

$87

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 20 results
1
2

Compare providers for flights from Harrisburg to Luis Munoz Marin Intl

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 Luis Munoz Marin Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harrisburg-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harrisburg-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harrisburg-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Harrisburg to Luis Munoz Marin Intl. Price data was last updated on January 16, 2026.

The price you pay for your flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport (average of $115). Flying from Harrisburg to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $214). 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.

How much does it cost to fly round-trip from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated January 21, 2026.
Get a feel of what it's like to fly with United Airlines, American Airlines, and Frontier from Harrisburg to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,191 reviews

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,174 reviews
United Airlines
7.4
Good
9,191 reviews

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Frontier
5.7
Fair
3,057 reviews
United Airlines
7.4
Good
9,191 reviews

Entertainment

7.1

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl?

    Located just 8.5 mi from the city center, Harrisburg is the airport most travelers will use when flying to San Juan Luis Munoz Marin Intl from Harrisburg. Booking flights from Harrisburg (MDT) to San Juan Luis Munoz Marin Intl should be relatively easy as there are 0 daily outbound flights to San Juan Luis Munoz Marin Intl from 3 different airlines.

  • How long is the flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

    For as low as $277, Frontier can have you in San Juan Luis Munoz Marin Intl Airport from Harrisburg in 11h 41m. Airlines will cover a distance of 1633 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Harrisburg to San Juan Luis Munoz Marin Intl Airport round-trip?

    According to our current data, Frontier ($155), American Airlines ($235), and United Airlines ($341) offers the cheapest pricing from Harrisburg to San Juan Luis Munoz Marin Intl Airport. Frontier is currently priced 72% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Harrisburg to San Juan Luis Munoz Marin Intl Airport one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $68. Users have also found prices from $116 and $162 on American Airlines and United Airlines, respectively.

  • Can I find deals for flights from Harrisburg to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Harrisburg to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harrisburg to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Harrisburg to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Harrisburg to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport (average of $115). Flying from Harrisburg to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $214). 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 Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Bayamón

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Top 3 airlines flying from Harrisburg to Luis Munoz Marin Intl

Discover the top 3 airlines that operate flights from Harrisburg to Luis Munoz Marin Intl. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$155Average$332FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$235Average$570FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$341Average$561FlexibilityNo cancel feeOn-time69%

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