$113+ Cheap flights from Baltimore (BWI) 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Baltimore to San Juan 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 Baltimore/Washington to San Juan are usually found in March or February, booked 62 days in advance, depart on a Monday or Tuesday and return on a Saturday
Cheap flight deals from Baltimore to San Juan
Cheapest flights from Baltimore to San JuanExplore the most affordable flight options available from Baltimore to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
Explore the most affordable flight options available from Baltimore to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Frontier deal was found by Cheapflights users on 12/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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.
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
This CheapOair deal was found by Cheapflights users on 12/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia deal was found by Cheapflights users on 12/11. 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.
This Super.com deal was found by Cheapflights users on 12/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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.
Find flight deals from Baltimore to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to San Juan (PR1). 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 December 12, 2025.
Round-trip from | $219 (Kiwi.com) |
|---|---|
One-way from | $113 (American Airlines) |
Popular in | December |
Cheapest in | March |
Average price | $464 |
Cheapflights Fare Finder
Use the filters below to find and compare flights from Baltimore to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Tue 1/6
11:45 am-11:44 pm
2 stops10h 59m
San Juan Luis Munoz Marin Intl
Fri 1/9
8:05 pm-11:17 am
1 stop16h 12m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Tue 1/20
10:05 am-12:36 am
2 stops13h 31m
San Juan Luis Munoz Marin Intl
Sat 1/24
7:45 am-4:06 pm
1 stop9h 21m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Mon 1/5
5:42 pm-2:39 am
1 stop7h 57m
San Juan Luis Munoz Marin Intl
Fri 1/9
6:00 am-9:14 am
Nonstop4h 14m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Fri 4/10
11:24 am-3:12 pm
Nonstop3h 48m
San Juan Luis Munoz Marin Intl
Tue 4/14
8:29 pm-12:33 am
Nonstop4h 04m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Sat 1/3
11:24 am-4:12 pm
Nonstop3h 48m
San Juan Luis Munoz Marin Intl
Sat 1/10
9:29 pm-12:38 am
Nonstop4h 09m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Sat 1/3
8:18 pm-1:06 am
Nonstop3h 48m
San Juan Luis Munoz Marin Intl
Wed 1/7
7:15 am-10:19 am
Nonstop4h 04m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Sun 2/8
5:18 pm-6:11 am
2 stops11h 53m
San Juan Luis Munoz Marin Intl
Wed 3/11
1:05 am-2:06 pm
2 stops13h 01m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Fri 1/2
5:42 pm-2:39 am
1 stop7h 57m
San Juan Luis Munoz Marin Intl
Fri 1/9
10:47 pm-4:04 pm
1 stop18h 17m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Tue 12/30
9:20 am-6:11 pm
1 stop7h 51m
San Juan Luis Munoz Marin Intl
Mon 1/12
6:30 am-2:22 pm
1 stop8h 52m
BaltimoreSan Juan
BWI - SJU
BWISJU
Baltimore/Washington
Tue 12/30
8:17 am-1:34 pm
1 stop28h 17m
San Juan Luis Munoz Marin Intl
Fri 1/9
10:47 pm-4:04 pm
1 stop18h 17m
Best time to book a flight from Baltimore to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Baltimore with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Baltimore to San Juan
How far ahead should I book a flight from Baltimore to San Juan?
Use this chart to determine the optimal time to book a round-trip flight from Baltimore to San Juan. Price data was last updated on December 5, 2025.
Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to San Juan. 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 Baltimore to San Juan?
Currently, June is the cheapest month in which you can book a flight from Baltimore to San Juan (average of $86). Flying from Baltimore to San Juan in December is currently the most expensive (average of $161). 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 BWI to SJU?
Find hourly flight availability from Baltimore 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 December 12, 2025.
A simple way to save on the total cost of your ticket is to fly from Baltimore to San Juan in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the afternoon.
What is the cheapest day to fly from Baltimore to San Juan?
Use this chart to determine the cheapest time to fly round-trip from Baltimore to San Juan. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Baltimore to San Juan flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Baltimore to San Juan
Explore weekly flight availability from Baltimore 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 December 12, 2025.
The most flights from BWI to PR1 are scheduled on a Monday (3 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).
How often are flights from Baltimore to San Juan delayed?
About 24% of weekly flights between Baltimore and San Juan have experienced delays in the past year, with the average delay time being 136 minutes.
What is the most punctual flight time for Baltimore to San Juan flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Baltimore to San Juan flights?
Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 19% of flights being delayed.
Reviews of airlines servicing San Juan
Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated December 12, 2025.
See what other customers who have flown with Southwest, Delta, and American Airlines from Baltimore to San Juan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Comfort
Crew
Boarding
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Crew
Boarding
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Crew
Boarding
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Crew
Boarding
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Crew
Boarding
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Comfort
Crew
Boarding
Entertainment
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Baltimore to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Baltimore to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Baltimore to San Juan
Discover the top 7 airlines that operate flights from Baltimore 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 December 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$124 | Average$260 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$129 | Average$321 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$167 | Average$390 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$192 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$214 | Average$427 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$222 | Average$468 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$346 | Average$487 | FlexibilityNo cancel fee | On-time63% |