$147 Cheap Flights from Ponce (PSE) to Baltimore (BWI)

View $147 flight on Thu, Aug 28, 2025Opens in a new window

Popular airlines from Ponce (PSE-Mercedita) to Baltimore Washington Intl. Airport (BWI)

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Cheap Flights from Ponce to Baltimore (PSE-BWI)

Prices were available within the past 7 days and start at $147 for one-way flights and $294 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Aug 21 - Sat, Aug 23
PSE
Ponce
BWI
Baltimore
$294 Roundtrip, found 1 day ago
$294
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Aug 21 from Ponce to Baltimore, returning Sat, Aug 23, priced at $294 found 1 day ago
Frontier Airlines
Fri, Jul 25 - Sat, Jul 26
PSE
Ponce
BWI
Baltimore
$303 Roundtrip, found 2 days ago
$303
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Jul 25 from Ponce to Baltimore, returning Sat, Jul 26, priced at $303 found 2 days ago
Frontier Airlines
Thu, Aug 21 - Wed, Aug 27
PSE
Ponce
BWI
Baltimore
$311 Roundtrip, found 1 day ago
$311
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Aug 21 from Ponce to Baltimore, returning Wed, Aug 27, priced at $311 found 1 day ago
Frontier Airlines
Thu, Sep 11 - Sat, Sep 20
PSE
Ponce
BWI
Baltimore
$317 Roundtrip, found 4 days ago
$317
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Sep 11 from Ponce to Baltimore, returning Sat, Sep 20, priced at $317 found 4 days ago
Frontier Airlines
Mon, Aug 18 - Sat, Aug 23
PSE
Ponce
BWI
Baltimore
$332 Roundtrip, found 1 day ago
$332
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Aug 18 from Ponce to Baltimore, returning Sat, Aug 23, priced at $332 found 1 day ago
Frontier Airlines
Thu, Jul 24 - Sun, Aug 3
PSE
Ponce
BWI
Baltimore
$334 Roundtrip, found 2 days ago
$334
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Jul 24 from Ponce to Baltimore, returning Sun, Aug 3, priced at $334 found 2 days ago
Frontier Airlines
Thu, Jul 24 - Sat, Jul 26
PSE
Ponce
BWI
Baltimore
$357 Roundtrip, found 2 days ago
$357
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Jul 24 from Ponce to Baltimore, returning Sat, Jul 26, priced at $357 found 2 days ago
Frontier Airlines
Sun, Jul 20 - Sat, Aug 2
PSE
Ponce
BWI
Baltimore
$364 Roundtrip, found 2 days ago
$364
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Jul 20 from Ponce to Baltimore, returning Sat, Aug 2, priced at $364 found 2 days ago
Frontier Airlines
Sun, Jul 20 - Tue, Aug 5
PSE
Ponce
BWI
Baltimore
$384 Roundtrip, found 2 days ago
$384
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Sun, Jul 20 from Ponce to Baltimore, returning Tue, Aug 5, priced at $384 found 2 days ago
Frontier Airlines
Sun, Jul 6 - Thu, Jul 10
PSE
Ponce
BWI
Baltimore
$394 Roundtrip, found 1 day ago
$394
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Jul 6 from Ponce to Baltimore, returning Thu, Jul 10, priced at $394 found 1 day ago

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Average driving time to city center is 57 minutes. Flights from $361
DCA
Ronald Reagan Washington National
Average driving time to city center57 min
Flights from $361
Flights from Ponce (PSE) to Baltimore (BWI)
Origin airport
Mercedita
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Frontier Airlines
Roundtrip price
$294
Distance
1583 mi

Ponce to Baltimore Flights

The cheapest times to fly from Ponce to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ponce to Baltimore are during the month of August. You can find some of the cheapest flights from Ponce to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ponce to Baltimore

Sunday is one of the best days to book for cheap flights from Ponce to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ponce to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ponce to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $147 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ponce to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ponce to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Mercedita Airport (PSE) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
Discover the latest flight deals from PSE to BWI by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PSE to BWI?
The cheapest flights from PSE to BWI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Mercedita Airport (PSE) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
While Ponce (PSE-Mercedita) doesn't offer any direct flights to Baltimore Washington Intl. Thurgood Marshall Airport (BWI), other airports have nonstop routes. Departing from Luis Munoz Marin Intl. Airport (SJU) will get you to Baltimore without any detours.
What is the cheapest airline that flies from PSE to BWI?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PSE to BWI. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Mercedita Airport (PSE) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
There are no daily nonstop flights departing from Mercedita Airport (PSE) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from PSE to BWI?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mercedita Airport (PSE) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
To arrive at Baltimore Washington Intl. Thurgood Marshall Airport (BWI) on time, pick a flight that leaves Mercedita Airport (PSE) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Mercedita Airport (PSE) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Last-minute bookings from PSE to BWI are usually more expensive. To lock in the best prices, start searching for flights well in advance. That said, if you can play around with your travel dates, you may land a cheap ticket just before your departure.
Is it cheaper to book a PSE to BWI flight and hotel package?
You can save money by booking a PSE to BWI flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your ideal accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Mercedita Airport (PSE) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Typically, you can modify or cancel your PSE to BWI flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you want more details, head to our Customer Service portal.

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*Available to One Key members.