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

According to our current data, Frontier ($203), American Airlines ($380), and United Airlines ($521) offers the cheapest pricing from Harrisburg to San Juan Luis Munoz Marin Intl Airport. Frontier is currently priced 62% below the average price you’ll pay for this route.

What are the most popular airlines that fly from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

When booking a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

What is the cheapest day to fly round-trip from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

Thursday flights are found to be more expensive to fly from Harrisburg to San Juan Luis Munoz Marin Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Juan Luis Munoz Marin Intl Airport.

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

Flights from Harrisburg to San Juan Luis Munoz Marin Intl Airport lean towards being more expensive in June. Prices are generally better when you fly from Harrisburg to San Juan Luis Munoz Marin Intl Airport in January, with the cheapest ticket starting at $291.

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 4 different airlines.

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.

$107+ Flights from Harrisburg to San Juan Luis Munoz Marin Intl Airport

Q: How far in advance should I book a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

To save on the cost of your flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport, book at least 34 days before your planned departure. Booking around this time can save you about 390% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $417 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $548.

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Find cheap flights from Harrisburg to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Harrisburg to San Juan Luis Munoz Marin Intl are usually found in January or August, booked 33 days in advance, depart on a Tuesday or Sunday and return on a Sunday

Cheap flight deals from Harrisburg to Luis Munoz Marin Intl

Round-trip from	$203 (Priceline)
One-way from	$107 (Priceline)
Popular in	June
Cheapest in	January
Average price	$760

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. 15% potential increase in price ($99 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find 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 June 12, 2025.

Sat 6/2111:18 amMDT - SJU

1 stop15h 17mFrontier

Sat 6/289:30 pmSJU - MDT

1 stop12h 33mFrontier

Deal found 6/10

$203

Thu 7/107:00 pmMDT - SJU

1 stop26h 09mMultiple Airlines

Sat 7/121:37 amSJU - MDT

2 stops16h 33mMultiple Airlines

Deal found 6/11

$353

Fri 8/299:45 amMDT - SJU

2 stops13h 11mAmerican Airlines

Fri 9/54:42 pmSJU - MDT

1 stop6h 00mAmerican Airlines

Deal found 6/11

$380

Sat 10/46:15 amMDT - SJU

1 stop6h 19mUnited Airlines

Sat 10/111:05 amSJU - MDT

2 stops8h 24mUnited Airlines

Deal found 6/11

$408

Best flights from Harrisburg to Luis Munoz Marin Intl
Discover carefully curated flight deals from Harrisburg to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Sat 6/2111:18 amMDT - SJU

1 stop15h 17mFrontier

Sat 6/289:30 pmSJU - MDT

1 stop12h 33mFrontier

Deal found 6/10

$203

Thu 7/107:00 pmMDT - SJU

1 stop26h 09mMultiple Airlines

Sat 7/121:37 amSJU - MDT

2 stops16h 33mMultiple Airlines

Deal found 6/11

$353

Fri 8/299:45 amMDT - SJU

2 stops13h 11mAmerican Airlines

Fri 9/54:42 pmSJU - MDT

1 stop6h 00mAmerican Airlines

Deal found 6/11

$380

Tue 7/18:30 amMDT - SJU

2 stops15h 32mUnited Airlines

Sat 7/124:55 pmSJU - MDT

1 stop6h 35mUnited Airlines

Deal found 6/10

$521

Sat 8/911:54 amMDT - SJU

1 stop10h 29mDelta

Sat 8/1612:50 pmSJU - MDT

1 stop10h 39mDelta

Deal found 6/11

$1,048

Last-minute flights from Harrisburg to Luis Munoz Marin Intl
Discover last-minute flight deals from Harrisburg to Luis Munoz Marin Intl. Data last updated June 12, 2025 and is based on user searches.

Sat 6/2111:18 amMDT - SJU

1 stop15h 17mFrontier

Sat 6/289:30 pmSJU - MDT

1 stop12h 33mFrontier

Deal found 6/10

$203

Sat 6/214:32 pmMDT - SJU

2 stops18h 07mMultiple Airlines

Sat 6/281:02 pmSJU - MDT

2 stops29h 01mMultiple Airlines

Deal found 6/10

$549

Sun 6/228:25 amMDT - SJU

1 stop15h 43mAmerican Airlines

Thu 6/268:30 amSJU - MDT

1 stop13h 36mAmerican Airlines

Deal found 6/12

$566

Sun 6/227:59 pmMDT - SJU

2 stops19h 43mUnited Airlines

Wed 6/251:05 amSJU - MDT

2 stops8h 40mUnited Airlines

Deal found 6/11

$836

Tue 7/18:30 amMDT - SJU

2 stops15h 32mUnited Airlines

Sat 7/124:55 pmSJU - MDT

1 stop6h 35mUnited Airlines

Deal found 6/10

$521

Wed 7/29:42 amMDT - SJU

1 stop13h 13mAmerican Airlines

Wed 7/96:15 amSJU - MDT

1 stop17h 07mAmerican Airlines

Deal found 6/12

$441

Thu 7/107:00 pmMDT - SJU

1 stop26h 09mMultiple Airlines

Sat 7/121:37 amSJU - MDT

2 stops16h 33mMultiple Airlines

Deal found 6/11

$353

One-way flights from Harrisburg to Luis Munoz Marin Intl
Search for one-way flight options from Harrisburg to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Sat 6/2811:18 amMDT - SJU

1 stop9h 07mFrontier

Deal found 6/10

$107

Sat 6/284:32 pmMDT - SJU

2 stops26h 47mMultiple Airlines

Deal found 6/10

$171

Fri 8/1512:34 pmMDT - SJU

2 stops11h 25mAmerican Airlines

Deal found 6/10

$225

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sat 6/21

11:18 am-2:35 am

1 stop15h 17m

San Juan Luis Munoz Marin Intl

Sat 6/28

9:30 pm-10:03 am

1 stop12h 33m

$203

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Thu 7/10

7:00 pm-9:09 pm

1 stop26h 09m

San Juan Luis Munoz Marin Intl

Sat 7/12

1:37 am-6:10 pm

2 stops16h 33m

$353

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Fri 8/29

9:45 am-10:56 pm

2 stops13h 11m

San Juan Luis Munoz Marin Intl

Fri 9/5

4:42 pm-10:42 pm

1 stop6h 00m

$380

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Tue 7/1

8:30 am-12:02 am

2 stops15h 32m

San Juan Luis Munoz Marin Intl

Sat 7/12

4:55 pm-11:30 pm

1 stop6h 35m

$521

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sat 8/9

11:54 am-10:23 pm

1 stop10h 29m

San Juan Luis Munoz Marin Intl

Sat 8/16

12:50 pm-11:29 pm

1 stop10h 39m

$1,048

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sat 6/28

11:18 am-8:25 pm

1 stop9h 07m

$107

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Sat 6/28

4:32 pm-7:19 pm

2 stops26h 47m

$171

HarrisburgSan Juan

MDT - SJU

MDTSJU

Harrisburg

Fri 8/15

12:34 pm-11:59 pm

2 stops11h 25m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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?

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, September is the cheapest month in which you can book a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Harrisburg to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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?

A simple way to save on the total cost of your ticket is to fly from Harrisburg to San Juan Luis Munoz Marin Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 41% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

Travelers seeking maximum savings on their Harrisburg to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Luis Munoz Marin Intl by month

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Luis Munoz Marin Intl

Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Harrisburg to San Juan. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,946 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Frontier

6.0

Okay

3,295 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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 4 different airlines.
What are the cheapest airlines flying from Harrisburg to San Juan Luis Munoz Marin Intl Airport round-trip?
According to our current data, Frontier ($203), American Airlines ($380), and United Airlines ($521) offers the cheapest pricing from Harrisburg to San Juan Luis Munoz Marin Intl Airport. Frontier is currently priced 62% below the average price you’ll pay for this route.
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, September is the cheapest month in which you can book a flight from Harrisburg to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Harrisburg to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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

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Luquillo

Rio Grande

Humacao

Bayamón

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Top 4 airlines flying from Harrisburg to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$155	Average$258	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$371	Average$550	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$404	Average$722	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$484	Average$556	FlexibilityNo cancel fee	On-timeN/A

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$107+ 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 6/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Harrisburg to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Harrisburg to San Juan Luis Munoz Marin Intl are usually found in January or August, booked 33 days in advance, depart on a Tuesday or Sunday and return on a Sunday

Cheap flight deals from Harrisburg to Luis Munoz Marin Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Harrisburg to Luis Munoz Marin Intl

Cheapest flights from Harrisburg to Luis Munoz Marin IntlExplore 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 June 12, 2025.

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 June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harrisburg to San Juan Luis Munoz Marin Intl Airport that are best for you.

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.

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 June 9, 2025.

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

What is the cheapest time of day to fly from MDT to SJU?

Find hourly flight availability from Harrisburg to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

What is the cheapest day to fly from Harrisburg to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Harrisburg to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Luis Munoz Marin Intl

Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Harrisburg to San Juan. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

How can I 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?

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

Traveling to a place near Harrisburg?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Harrisburg to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Harrisburg to Luis Munoz Marin Intl

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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 June 12, 2025.