HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Baltimore

$100+ Cheap flights from San Juan 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BWI
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Juan to Baltimore 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 San Juan to Baltimore/Washington are usually found in February or March, booked 23 days in advance, depart on a Saturday or Friday and return on a Monday

Find flight deals from San Juan to Baltimore

Cheapest flights from San Juan to Baltimore
Explore the most affordable flight options available from San Juan to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:09 pmSJU - BWI
Nonstop4h 14mFrontier
Fri 1/25:42 pmBWI - SJU
1 stop13h 57mFrontier
Deal found 10/27$173
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/257:10 amSJU - BWI
Nonstop4h 04mMultiple Airlines
Tue 12/24:01 pmBWI - SJU
Nonstop3h 39mMultiple Airlines
Deal found 10/28$179
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 12/266:25 amSJU - BWI
Nonstop4h 14mFrontier
Wed 12/318:18 pmBWI - SJU
Nonstop3h 48mFrontier
Deal found 10/29$181
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:30 pmSJU - BWI
1 stop20h 16mFrontier
Sun 11/238:45 pmBWI - SJU
1 stop29h 09mFrontier
Deal found 10/29$182
This Frontier deal was found by Cheapflights users on 10/27. 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.
Sat 12/204:09 pmSJU - BWI
Nonstop4h 14mFrontier
Mon 1/511:55 amBWI - SJU
2 stops13h 44mFrontier
Deal found 10/27$183
This Frontier deal was found by Cheapflights users on 10/28. 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 12/238:47 pmSJU - BWI
Nonstop4h 15mFrontier
Fri 1/25:42 pmBWI - SJU
1 stop7h 57mFrontier
Deal found 10/28$184
This Frontier deal was found by Cheapflights users on 10/28. 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 12/238:47 pmSJU - BWI
Nonstop4h 15mFrontier
Thu 1/111:55 amBWI - SJU
1 stop11h 42mFrontier
Deal found 10/28$186
This Frontier deal was found by Cheapflights users on 10/27. 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.
Mon 12/224:09 pmSJU - BWI
Nonstop4h 14mFrontier
Sat 1/35:37 pmBWI - SJU
1 stop8h 02mFrontier
Deal found 10/27$188
This Booking.com deal was found by Cheapflights users on 10/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:55 amSJU - BWI
1 stop28h 27mFrontier
Wed 12/311:31 pmBWI - SJU
1 stop18h 08mFrontier
Deal found 10/29$189
This Frontier deal was found by Cheapflights users on 10/28. 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 12/254:09 pmSJU - BWI
Nonstop4h 14mFrontier
Thu 1/15:30 amBWI - SJU
1 stop8h 31mFrontier
Deal found 10/28$190
This Frontier deal was found by Cheapflights users on 10/27. 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.
Fri 12/264:09 pmSJU - BWI
Nonstop4h 14mFrontier
Wed 1/710:09 amBWI - SJU
Nonstop3h 48mFrontier
Deal found 10/27$191

Cheap flight deals from San Juan to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) 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 October 29, 2025.

Round-trip from

$173
(Mytrip)

One-way from

$100
(Kiwi.com)

Popular in

September

Cheapest in

February

Average price

$281
From San Juan to Baltimore/Washington
Search Deals
One-way flight from San Juan to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan 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 October 29, 2025.
Use the filters below to find and compare flights from San Juan to Baltimore that are best for you.

Fly from

San Juan

Fly to

Baltimore

Route

Depart

Return

Price

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 12/25

4:10 am-9:35 am

1 stop6h 25m

Baltimore/Washington

Wed 12/31

1:31 pm-2:39 am

1 stop12h 08m

$252

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Mon 12/22

9:37 pm-7:22 am

1 stop10h 45m

Baltimore/Washington

Fri 1/2

5:42 pm-8:39 am

1 stop13h 57m

$270

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Fri 1/23

7:45 am-4:06 pm

1 stop9h 21m

Baltimore/Washington

Tue 1/27

10:05 am-12:36 am

2 stops13h 31m

$299

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Sat 11/1

7:10 am-8:07 pm

1 stop12h 57m

Baltimore/Washington

Sun 11/2

5:04 am-8:58 pm

1 stop14h 54m

$335

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 1/15

7:45 am-4:06 pm

1 stop9h 21m

Baltimore/Washington

Sun 1/18

5:18 pm-6:11 am

2 stops11h 53m

$389

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Sat 11/1

6:45 am-9:25 pm

2 stops14h 40m

Baltimore/Washington

Tue 11/11

6:00 am-4:36 pm

1 stop9h 36m

$391

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Wed 11/26

7:15 am-3:30 pm

1 stop9h 15m

Baltimore/Washington

Sun 11/30

11:09 am-4:00 pm

Nonstop3h 51m

$400

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Wed 12/3

3:55 pm-10:40 pm

1 stop7h 45m

Baltimore/Washington

Wed 12/10

6:25 pm-11:20 pm

Nonstop3h 55m

$407

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Mon 11/10

2:05 am-5:14 pm

2 stops16h 09m

Baltimore/Washington

Sat 11/15

10:55 am-12:36 am

2 stops12h 41m

$414

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Wed 11/19

2:05 am-5:14 pm

2 stops16h 09m

Baltimore/Washington

Sun 11/23

10:56 am-12:36 am

2 stops12h 40m

$432

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from San Juan to Baltimore

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Juan to Baltimore. Price data was last updated on October 24, 2025.

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan to Baltimore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, December is the cheapest month in which you can book a flight from San Juan to Baltimore (average of $54). Flying from San Juan to Baltimore in August is currently the most expensive (average of $138). 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 San Juan 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 October 29, 2025.

A simple way to save on the total cost of your ticket is to fly from San Juan to Baltimore in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from San Juan to Baltimore. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Juan to Baltimore flight should consider departing on Wednesday mornings 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.

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 October 29, 2025.
Read through reviews of airlines operating flights from San Juan to Baltimore, such as Southwest, American Airlines, and Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,032 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,114 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,124 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from San Juan 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?

    If you book a flight to Baltimore from San Juan, 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 0 flights from San Juan to Baltimore/Washington per day from 4 different airlines.

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

    Airlines like Frontier, United Airlines, and American Airlines fly from San Juan to Baltimore in about 9h 21m. The time it takes to get you to your destination can typically vary by up to 3h 36m. Airlines will cover a distance of 1568 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 flying from San Juan to Baltimore round-trip?

    Our cheapest airline available from San Juan to Baltimore is Spirit Airlines. Our recent data shows that you can find tickets from as low as $111 on this airline. Additional options worth looking into are Frontier and American Airlines, starting at $113 and $165 round-trip. Spirit Airlines is priced at 52% lower than the current average price of a flight leaving 3 months from now.

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

    No one likes to see their flight delayed. When booking a flight from San Juan to Baltimore consider choosing Spirit Airlines (92%), Frontier (70%) or Southwest (65%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from San Juan to Baltimore? While on average our users pay $247, our data indicates the cheapest price to be $112. The most popular route (San Juan Luis Munoz Marin Intl - Baltimore/Washington), is priced around $135.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from San Juan to Baltimore (average of $54). Flying from San Juan to Baltimore in August is currently the most expensive (average of $138). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from San Juan to Baltimore

Discover the top 4 airlines that operate flights from San Juan 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$111Average$205FlexibilityNo cancel feeOn-time65%
FrontierCheapest$113Average$235FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$165Average$363FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$328Average$466FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.