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San Juan

$89+ Cheap flights from Maryland 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SJU
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap flight deals from Maryland to San Juan

Cheapest flights from Maryland to San Juan
Explore the most affordable flight options available from Maryland to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/7. 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 8/3111:41 am
PHL
-
SJU
Nonstop4h 00m
Frontier
Sun 9/66:30 am
SJU
-
PHL
Nonstop4h 06m
Frontier
Deal found 6/7$205
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 9/147:20 am
PHL
-
SJU
Nonstop3h 44m
Frontier
Sun 9/206:15 am
SJU
-
PHL
Nonstop4h 03m
Frontier
Deal found 6/8$211
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 10/117:20 am
PHL
-
SJU
Nonstop3h 44m
Frontier
Fri 10/166:15 am
SJU
-
PHL
Nonstop4h 03m
Frontier
Deal found 6/10$221
This Cheapflightsfares deal was found by Cheapflights users on 6/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:47 pm
PHL
-
SJU
Nonstop4h 10m
Frontier
Fri 9/46:30 am
SJU
-
PHL
Nonstop4h 06m
Frontier
Deal found 6/6$224
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:59 pm
PHL
-
SJU
Nonstop3h 58m
Frontier
Fri 9/46:30 am
SJU
-
PHL
Nonstop4h 06m
Frontier
Deal found 6/6$225
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:41 am
PHL
-
SJU
Nonstop4h 00m
Frontier
Fri 9/46:30 am
SJU
-
PHL
Nonstop4h 06m
Frontier
Deal found 6/6$226
This Cheapflightsfares deal was found by Cheapflights users on 6/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:20 am
PHL
-
SJU
Nonstop3h 44m
Frontier
Sun 10/46:15 am
SJU
-
PHL
Nonstop4h 03m
Frontier
Deal found 6/7$228
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:41 am
PHL
-
SJU
Nonstop4h 00m
Frontier
Wed 9/26:45 pm
SJU
-
PHL
Nonstop4h 07m
Frontier
Deal found 6/6$229
This Frontier deal was found by Cheapflights users on 6/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:59 pm
PHL
-
SJU
Nonstop3h 58m
Frontier
Fri 9/112:36 pm
SJU
-
PHL
Nonstop4h 06m
Frontier
Deal found 6/6$231
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:47 pm
PHL
-
SJU
Nonstop4h 03m
Frontier
Sat 9/261:59 am
SJU
-
PHL
Nonstop4h 05m
Frontier
Deal found 6/10$232
This Super.com deal was found by Cheapflights users on 6/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:59 pm
PHL
-
SJU
Nonstop3h 58m
Frontier
Sat 9/126:15 am
SJU
-
PHL
Nonstop4h 03m
Frontier
Deal found 6/7$233
This Orbitz deal was found by Cheapflights users on 6/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:44 pm
BWI
-
SJU
Nonstop4h 00m
Frontier
Tue 9/13:35 pm
SJU
-
BWI
Nonstop4h 14m
Frontier
Deal found 6/9$242

Find flight deals from Maryland to San Juan

Keep the following information in mind while searching for Maryland to San Juan flight deals. Data was last updated June 11, 2026.

Round-trip from

$205
(Kiwi.com)

One-way from

$89
(Super.com)

Popular in

March

Cheapest in

October

Average price

$421
From Maryland to San Juan
Search Deals
One-way flight from Maryland to San Juan
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 June 11, 2026.
Use the filters below to find and compare flights from Maryland to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sun 8/16

1:40 pm-12:30 am

2 stops10h 50m

San Juan Luis Munoz Marin Intl

Thu 8/20

6:30 am-3:25 pm

1 stop8h 55m

$306

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Thu 9/24

4:40 pm-11:50 pm

1 stop7h 10m

San Juan Luis Munoz Marin Intl

Sun 9/27

11:35 am-11:30 pm

1 stop11h 55m

$306

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sat 8/22

8:55 am-7:20 pm

2 stops10h 25m

San Juan Luis Munoz Marin Intl

Sun 8/30

5:00 am-11:05 am

1 stop6h 05m

$326

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Fri 8/21

2:10 pm-11:50 pm

2 stops9h 40m

San Juan Luis Munoz Marin Intl

Sun 8/30

5:00 am-11:05 am

1 stop6h 05m

$326

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Mon 8/24

8:10 am-8:38 pm

2 stops12h 28m

San Juan Luis Munoz Marin Intl

Tue 9/1

7:00 am-9:29 pm

2 stops14h 29m

$340

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Thu 8/27

1:50 pm-11:05 pm

2 stops9h 15m

San Juan Luis Munoz Marin Intl

Mon 8/31

8:55 pm-8:35 am

1 stop11h 40m

$340

SalisburySan Juan

SBY - SJU

SBYSJU

Salisbury-Ocean City

Fri 8/28

9:45 am-11:59 pm

1 stop14h 14m

San Juan Luis Munoz Marin Intl

Mon 8/31

10:33 am-10:58 pm

2 stops12h 25m

$357

SalisburySan Juan

SBY - SJU

SBYSJU

Salisbury-Ocean City

Wed 9/2

6:41 am-11:59 pm

2 stops17h 18m

San Juan Luis Munoz Marin Intl

Mon 9/7

7:00 am-10:58 pm

1 stop15h 58m

$362

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Fri 10/9

4:30 pm-12:05 am

1 stop7h 35m

San Juan Luis Munoz Marin Intl

Mon 10/12

5:00 am-11:40 am

1 stop6h 40m

$364

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Fri 10/2

2:30 pm-12:05 am

2 stops9h 35m

San Juan Luis Munoz Marin Intl

Mon 10/5

5:00 am-3:50 pm

2 stops10h 50m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Maryland to San Juan

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

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

Currently, January is the cheapest month in which you can book a flight from Maryland to San Juan (average of $80). Flying from Maryland to San Juan in June is currently the most expensive (average of $586). 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 MD to SJU?

Find hourly flight availability from Maryland 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 June 11, 2026.

It’s optimal to fly from Maryland to San Juan at noon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Maryland to San Juan

Explore weekly flight availability from Maryland to San Juan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 11, 2026.

The most flights from USMD to PR1 are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

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

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

To ensure you get the cheapest price possible for a flight from Maryland to San Juan, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Maryland to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Maryland to San Juan. Price data was last updated on June 8, 2026.

Travelers seeking maximum savings on their Maryland to San Juan flight should consider departing on Sunday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

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

    Airlines like Southwest, United Airlines, and American Airlines fly from Maryland to San Juan in about 10h 50m. The time it takes to get you to your destination can typically vary by up to 3h 24m. Airlines will cover a distance of 1579 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Maryland to San Juan one-way?

    $67 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on JetBlue and American Airlines, with prices starting from $98 and $112, respectively.

  • What are the most popular routes from Maryland to San Juan?

    When deciding which route to take from Maryland to San Juan consider Philadelphia - San Juan Luis Munoz Marin Intl, Baltimore/Washington - San Juan Luis Munoz Marin Intl or Washington, D.C. Reagan-National - San Juan Luis Munoz Marin Intl as they are the most popular.

  • What are the most reliable airlines from Maryland to San Juan?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Maryland to San Juan on time: Southwest (68%), Frontier (58%), Spirit Airlines (54%).

  • What are the cheapest flights from Maryland to San Juan?

    Looking at all options, your cheapest flight can be booked for $77. While the most popular route (Philadelphia - San Juan Luis Munoz Marin Intl) can be booked for $253 on average, our data indicates $378 when flying from Maryland to San Juan.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Maryland to San Juan (average of $80). Flying from Maryland to San Juan in June is currently the most expensive (average of $586). 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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Alternative routes for Maryland to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Maryland to San Juan

Discover the top 6 airlines that operate flights from Maryland 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 June 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$135Average$685FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$146Average$425FlexibilityNo cancel feeOn-time62%
FrontierCheapest$161Average$351FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$172Average$491FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$251Average$613FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$373Average$550FlexibilityNo cancel feeOn-time63%

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