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San Juan

$76+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SJU
Apr 26 — May 31
Sun 4/26
Sun 5/3
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 March 27, 2026.

This Priceline deal was found by Cheapflights users on 3/24. 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 4/128:52 pm
PHL
-
SJU
Nonstop3h 42m
Multiple Airlines
Thu 4/236:00 am
SJU
-
PHL
1 stop7h 59m
Multiple Airlines
Deal found 3/24$158
This eDestinos deal was found by Cheapflights users on 3/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:00 am
PHL
-
SJU
1 stop8h 59m
Frontier
Thu 4/236:00 am
SJU
-
PHL
1 stop18h 20m
Frontier
Deal found 3/25$159
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:39 pm
PHL
-
SJU
Nonstop3h 50m
Frontier
Sun 5/105:39 pm
SJU
-
PHL
1 stop7h 27m
Frontier
Deal found 3/26$160
This Frontier deal was found by Cheapflights users on 3/27. 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 4/2111:40 am
PHL
-
SJU
Nonstop3h 50m
Frontier
Tue 4/213:08 am
SJU
-
PHL
1 stop7h 30m
Frontier
Deal found 3/27$161
This Super.com deal was found by Cheapflights users on 3/26. 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.
Sat 4/258:39 pm
PHL
-
SJU
Nonstop3h 50m
Frontier
Tue 4/281:59 am
SJU
-
PHL
Nonstop4h 09m
Frontier
Deal found 3/26$162
This Priceline deal was found by Cheapflights users on 3/27. 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.
Sat 4/255:45 am
PHL
-
SJU
1 stop13h 37m
Multiple Airlines
Fri 5/11:59 am
SJU
-
PHL
Nonstop4h 09m
Multiple Airlines
Deal found 3/27$163
This Super.com deal was found by Cheapflights users on 3/26. 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.
Sun 4/196:29 pm
BWI
-
SJU
Nonstop3h 50m
Frontier
Fri 4/241:43 pm
SJU
-
BWI
Nonstop4h 12m
Frontier
Deal found 3/26$164
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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.
Sun 4/1211:14 am
PHL
-
SJU
Nonstop3h 50m
Frontier
Sat 4/181:59 am
SJU
-
PHL
Nonstop4h 09m
Frontier
Deal found 3/25$164
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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.
Wed 4/226:50 am
PHL
-
SJU
1 stop11h 09m
Frontier
Mon 4/271:59 am
SJU
-
PHL
Nonstop4h 09m
Frontier
Deal found 3/25$165
This Frontier deal was found by Cheapflights users on 3/27. 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 4/2111:40 am
PHL
-
SJU
Nonstop3h 50m
Frontier
Thu 4/233:31 pm
SJU
-
PHL
1 stop8h 58m
Frontier
Deal found 3/27$166
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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.
Sun 4/269:00 am
PHL
-
SJU
Nonstop3h 50m
Frontier
Wed 4/291:59 am
SJU
-
PHL
Nonstop4h 09m
Frontier
Deal found 3/25$167
This eDestinos deal was found by Cheapflights users on 3/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:25 pm
BWI
-
SJU
1 stop7h 04m
Frontier
Mon 5/47:15 am
SJU
-
BWI
1 stop8h 10m
Frontier
Deal found 3/27$168

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 March 27, 2026.

Round-trip from

$158
(Priceline)

One-way from

$76
(Super.com)

Popular in

December

Cheapest in

July

Average price

$373
From Maryland to San Juan
Search Deals
One-way flight from Maryland to San Juan
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 27, 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

BaltimoreSan Juan

BWI - SJU

BWISJU

Baltimore/Washington

Tue 4/21

11:08 am-11:50 pm

2 stops12h 42m

San Juan Luis Munoz Marin Intl

Fri 4/24

1:00 am-5:33 pm

2 stops16h 33m

$326
Quickest round-trip

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Wed 4/15

8:00 am-11:43 am

Nonstop3h 43m

San Juan Luis Munoz Marin Intl

Fri 4/24

6:00 pm-9:56 pm

Nonstop3h 56m

$333

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Fri 6/5

5:25 pm-1:20 am

1 stop7h 55m

San Juan Luis Munoz Marin Intl

Sat 6/6

6:00 am-2:15 pm

1 stop8h 15m

$337

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Mon 6/1

5:24 pm-9:24 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Thu 6/4

1:00 am-7:22 am

1 stop6h 22m

$338

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Mon 6/1

5:24 pm-9:24 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Fri 6/5

1:00 am-7:22 am

1 stop6h 22m

$338

Washington, D.C.San Juan

IAD - SJU

IADSJU

Washington, D.C. Dulles Intl

Sat 5/2

10:08 am-8:34 pm

1 stop10h 26m

San Juan Luis Munoz Marin Intl

Wed 5/6

7:20 am-11:21 am

Nonstop4h 01m

$338

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Sun 5/10

6:00 am-12:01 pm

1 stop6h 01m

San Juan Luis Munoz Marin Intl

Tue 5/12

7:05 am-5:07 pm

1 stop10h 02m

$342

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Mon 4/13

5:00 pm-11:59 pm

1 stop6h 59m

San Juan Luis Munoz Marin Intl

Fri 4/24

12:55 pm-10:34 pm

1 stop9h 39m

$342

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Sat 5/2

6:00 am-7:05 pm

1 stop13h 05m

San Juan Luis Munoz Marin Intl

Wed 5/6

5:35 am-4:15 pm

2 stops10h 40m

$342

Washington, D.C.San Juan

DCA - SJU

DCASJU

Washington, D.C. Reagan-National

Tue 5/5

4:00 pm-11:13 pm

1 stop7h 13m

San Juan Luis Munoz Marin Intl

Thu 5/7

7:05 am-5:07 pm

1 stop10h 02m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

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, May is the cheapest month in which you can book a flight from Maryland to San Juan (average of $118). Flying from Maryland to San Juan 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.

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 March 27, 2026.

It’s optimal to fly from Maryland to San Juan in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the evening.

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 March 23, 2026.

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

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 March 27, 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?

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 United Airlines, JetBlue, and Southwest fly from Maryland to San Juan in about 3h 43m. The time it takes to get you to your destination can typically vary by up to 8h 59m. Airlines will cover a distance of 1557 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?

    $64 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and American Airlines, with prices starting from $72 and $88, 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, Washington, D.C. Dulles Intl - San Juan Luis Munoz Marin Intl or Baltimore/Washington - 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: Spirit Airlines (83%), Frontier (60%), Southwest (59%).

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

    Looking at all options, your cheapest flight can be booked for $94. While the most popular route (Philadelphia - San Juan Luis Munoz Marin Intl) can be booked for $156 on average, our data indicates $356 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, May is the cheapest month in which you can book a flight from Maryland to San Juan (average of $118). Flying from Maryland to San Juan 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

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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 7 airlines flying from Maryland to San Juan

Discover the top 7 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 March 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$123Average$272FlexibilityNo cancel feeOn-time65%
DeltaCheapest$135Average$435FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$142Average$335FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$146Average$334FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$172Average$434FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$225Average$531FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$343Average$505FlexibilityNo cancel feeOn-time63%

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