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$131+ Cheap flights from Luis Munoz Marin Intl (SJU) to Baltimore (BWI)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BWI
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Find cheap flights from Luis Munoz Marin Intl to Baltimore with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Baltimore/Washington are usually found in April or February, booked 49 days in advance, depart on a Thursday or Friday and return on a Monday

Cheap flight deals from Luis Munoz Marin Intl to Baltimore

Cheapest flights from Luis Munoz Marin Intl to Baltimore
Explore the most affordable flight options available from Luis Munoz Marin Intl to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 8/255:37 pm
SJU
-
BWI
2 stops18h 47m
Frontier
Thu 8/277:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/22$265
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Wed 8/197:30 am
SJU
-
BWI
1 stop12h 33m
Frontier
Mon 8/317:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/19$266
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:34 am
SJU
-
BWI
Nonstop4h 06m
Frontier
Mon 8/104:19 pm
BWI
-
SJU
1 stop8h 04m
Frontier
Deal found 7/20$267
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:30 am
SJU
-
BWI
1 stop12h 33m
Frontier
Tue 8/257:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/20$268
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:30 am
SJU
-
BWI
1 stop12h 33m
Frontier
Thu 8/277:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/20$269
This Frontier deal was found by Cheapflights users on 7/19. 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.
Wed 8/192:14 pm
SJU
-
BWI
Nonstop4h 09m
Frontier
Sun 8/237:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/19$270
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/246:35 am
SJU
-
BWI
1 stop29h 50m
Frontier
Thu 8/277:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/22$271
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:15 pm
SJU
-
BWI
2 stops19h 09m
Frontier
Thu 8/277:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/21$273
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 9/37:30 am
SJU
-
BWI
1 stop12h 33m
Frontier
Mon 9/77:18 pm
BWI
-
SJU
Nonstop4h 02m
Frontier
Deal found 7/22$275
This Kiwi.com deal was found by Cheapflights users on 7/18. 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.
Fri 9/42:14 pm
SJU
-
BWI
Nonstop4h 09m
Frontier
Mon 9/78:48 pm
BWI
-
SJU
1 stop27h 55m
Frontier
Deal found 7/18$276

Find flight deals from Luis Munoz Marin Intl to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Baltimore (BWI). 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$265
(Kiwi.com)

One-way from

$131
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$331
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Baltimore/Washington flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Baltimore/Washington flights.
Search Deals
From San Juan Luis Munoz Marin Intl to Baltimore/Washington
Search Deals
One-way flight from San Juan Luis Munoz Marin Intl to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luis Munoz Marin Intl to Baltimore 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 July 23, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 9/10

6:00 am-12:20 pm

1 stop6h 20m

Baltimore/Washington

Mon 9/14

10:10 am-2:30 pm

Nonstop4h 20m

$336

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 10/15

1:05 pm-9:30 pm

1 stop8h 25m

Baltimore/Washington

Tue 10/20

7:00 pm-11:05 pm

Nonstop4h 05m

$336

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Tue 8/18

5:15 am-1:15 pm

2 stops8h 00m

Baltimore/Washington

Tue 8/25

10:35 am-9:05 pm

2 stops10h 30m

$384

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Wed 9/23

7:00 am-4:28 pm

1 stop9h 28m

Baltimore/Washington

Wed 9/30

9:09 am-11:50 pm

2 stops14h 41m

$416

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Sat 8/15

5:05 am-1:35 pm

2 stops8h 30m

Baltimore/Washington

Tue 8/18

9:35 am-7:00 pm

2 stops9h 25m

$438

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 10/1

5:30 am-9:40 am

Nonstop4h 10m

Baltimore/Washington

Mon 10/12

8:00 pm-12:05 am

Nonstop4h 05m

$449
Quickest round-trip

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Sun 11/1

6:35 am-9:45 am

Nonstop4h 10m

Baltimore/Washington

Sun 11/1

8:05 pm-1:05 am

Nonstop4h 00m

$494

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Sat 8/22

5:55 am-10:00 am

Nonstop4h 05m

Baltimore/Washington

Sat 8/22

5:50 pm-9:55 pm

Nonstop4h 05m

$510

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Tue 9/1

7:00 am-4:28 pm

1 stop9h 28m

Baltimore/Washington

Fri 9/4

8:10 am-1:45 pm

2 stops29h 35m

$556

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Fri 9/4

1:00 am-9:30 pm

2 stops20h 30m

Baltimore/Washington

Sun 9/6

6:05 am-2:44 pm

1 stop8h 39m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Showing 1-10 of 23 resultsSorted by cheapest first
1
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Compare providers for flights from Luis Munoz Marin Intl to Baltimore

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 Luis Munoz Marin Intl to Baltimore in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust 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 San Juan Luis Munoz Marin Intl Airport-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Baltimore flights, Cheapflights users trust FlightHub the most. FlightHub 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 San Juan Luis Munoz Marin Intl Airport-Baltimore 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 Luis Munoz Marin Intl to Baltimore

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

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

To ensure you get the cheapest price possible for a flight from San Juan Luis Munoz Marin Intl Airport to Baltimore, you should look to book at least 48 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 month to book a flight from San Juan Luis Munoz Marin Intl Airport to Baltimore?

Currently, April is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Baltimore (average of $205). Flying from San Juan Luis Munoz Marin Intl Airport to Baltimore in June is currently the most expensive (average of $331). 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 SJU to BWI?

Find hourly flight availability from Luis Munoz Marin Intl to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

A simple way to save on the total cost of your ticket is to fly from San Juan Luis Munoz Marin Intl Airport to Baltimore at noon. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Luis Munoz Marin Intl to Baltimore. Price data was last updated on July 18, 2026.

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

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

Airfare is typical for this route at the moment.

San Juan Luis Munoz Marin Intl Airport to Baltimore flights typically cost between $264 and $379 in August.
The cheapest round-trip price found within the last 5 days was $265 on Frontier (Aug 12-Aug 16).

The best insider tips for San Juan Luis Munoz Marin Intl Airport to Baltimore flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Juan Luis Munoz Marin Intl Airport to Baltimore trip
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Emily Zemler

Emily Zemler

Expert on BWI

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Brandon Schultz

Brandon Schultz

Expert on SJU

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated July 23, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from San Juan Luis Munoz Marin Intl Airport to Baltimore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Joseph,Sep 2023

LAX - BWI

The plane departure and arrival were on time. The crew was entertaining and professional at the same time. Baggage claim was efficient. Glad I flew on Southwest airlines.
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Joseph,Sep 2023

LAX - BWI

The plane departure and arrival were on time. The crew was entertaining and professional at the same time. Baggage claim was efficient. Glad I flew on Southwest airlines.
United Airlines
7.4
Good
10,024 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Joseph,Sep 2023

LAX - BWI

The plane departure and arrival were on time. The crew was entertaining and professional at the same time. Baggage claim was efficient. Glad I flew on Southwest airlines.
American Airlines
7.1
Good
11,831 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Joseph,Sep 2023

LAX - BWI

The plane departure and arrival were on time. The crew was entertaining and professional at the same time. Baggage claim was efficient. Glad I flew on Southwest airlines.
Frontier
5.6
Fair
2,770 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Joseph,Sep 2023

LAX - BWI

The plane departure and arrival were on time. The crew was entertaining and professional at the same time. Baggage claim was efficient. Glad I flew on Southwest airlines.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl to Baltimore. 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 into for flights to Baltimore from San Juan Luis Munoz Marin Intl?

    If you book a flight to Baltimore from San Juan Luis Munoz Marin Intl, you will be flying to Baltimore/Washington, which is the city’s only airport. Baltimore/Washington (BWI) is located 8.5 mi from the center of Baltimore. There are 3 flights from San Juan Luis Munoz Marin Intl to Baltimore/Washington per day from 4 different airlines.

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

    Southwest and United Airlines can get you from San Juan Luis Munoz Marin Intl Airport to Baltimore in just under 6h 20m. Your travel time can differ by up to 3h 08m. The distance from San Juan Luis Munoz Marin Intl Airport to Baltimore is about 1568 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on United Airlines is currently your cheapest option to Baltimore, with prices starting at $128. Additional round-trip tickets that might be worth considering are offered by Frontier and American Airlines, with the lowest prices starting at $158 and $225, respectively. United Airlines is 53% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $72. JetBlue flights start at $118 while deals on American Airlines start at $132 one-way.

  • What are the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Baltimore?

    The cheapest flight price from San Juan Luis Munoz Marin Intl Airport to Baltimore is $134. On average you can expect to pay $274. The most popular route, (San Juan Luis Munoz Marin Intl - Baltimore/Washington), can usually be booked for $253.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl to Baltimore 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 San Juan Luis Munoz Marin Intl Airport to Baltimore?

    Currently, April is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Baltimore (average of $205). Flying from San Juan Luis Munoz Marin Intl Airport to Baltimore in June is currently the most expensive (average of $331). 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 Luis Munoz Marin Intl to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Philadelphia flights

Top 4 airlines flying from Luis Munoz Marin Intl to Baltimore

Discover the top 4 airlines that operate flights from Luis Munoz Marin Intl to Baltimore. 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$128Average$288FlexibilityNo cancel feeOn-time69%
FrontierCheapest$158Average$293FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$225Average$402FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$340Average$506FlexibilityNo cancel feeOn-time63%

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