$140 Cheap Flights from Ponce (PSE) to Buffalo (BUF)

View $140 flight on Thu, Dec 18, 2025Opens in a new window

Popular airlines from Ponce (PSE-Mercedita) to Buffalo Niagara Intl. Airport (BUF)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Ponce to Buffalo (PSE-BUF)

Prices were available within the past 7 days and start at $140 for one-way flights and $325 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Dec 24 - Thu, Jan 8
PSE
Ponce
BUF
Buffalo
$325 Roundtrip, found 15 hours ago
$325
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Wed, Dec 24 from Ponce to Buffalo, returning Thu, Jan 8, priced at $325 found 15 hours ago
JetBlue Airways
Thu, Dec 18 - Wed, Dec 31
PSE
Ponce
BUF
Buffalo
$330 Roundtrip, found 10 hours ago
$330
Roundtrip
found 10 hours ago
Select JetBlue Airways flight, departing Thu, Dec 18 from Ponce to Buffalo, returning Wed, Dec 31, priced at $330 found 10 hours ago
JetBlue Airways
Thu, Dec 11 - Wed, Dec 31
PSE
Ponce
BUF
Buffalo
$330 Roundtrip, found 15 hours ago
$330
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Thu, Dec 11 from Ponce to Buffalo, returning Wed, Dec 31, priced at $330 found 15 hours ago
JetBlue Airways
Tue, Dec 9 - Wed, Dec 31
PSE
Ponce
BUF
Buffalo
$332 Roundtrip, found 15 hours ago
$332
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Tue, Dec 9 from Ponce to Buffalo, returning Wed, Dec 31, priced at $332 found 15 hours ago
Frontier Airlines
Thu, Dec 4 - Sat, Dec 6
PSE
Ponce
BUF
Buffalo
$346 Roundtrip, found 10 hours ago
$346
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Ponce to Buffalo, returning Sat, Dec 6, priced at $346 found 10 hours ago
JetBlue Airways
Thu, Dec 18 - Fri, Jan 2
PSE
Ponce
BUF
Buffalo
$352 Roundtrip, found 10 hours ago
$352
Roundtrip
found 10 hours ago
Select JetBlue Airways flight, departing Thu, Dec 18 from Ponce to Buffalo, returning Fri, Jan 2, priced at $352 found 10 hours ago
JetBlue Airways
Thu, Dec 18 - Thu, Jan 1
PSE
Ponce
BUF
Buffalo
$361 Roundtrip, found 10 hours ago
$361
Roundtrip
found 10 hours ago
Select JetBlue Airways flight, departing Thu, Dec 18 from Ponce to Buffalo, returning Thu, Jan 1, priced at $361 found 10 hours ago
JetBlue Airways
Thu, Dec 11 - Thu, Jan 1
PSE
Ponce
BUF
Buffalo
$361 Roundtrip, found 15 hours ago
$361
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Thu, Dec 11 from Ponce to Buffalo, returning Thu, Jan 1, priced at $361 found 15 hours ago
JetBlue Airways
Tue, Dec 9 - Thu, Jan 1
PSE
Ponce
BUF
Buffalo
$363 Roundtrip, found 15 hours ago
$363
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Tue, Dec 9 from Ponce to Buffalo, returning Thu, Jan 1, priced at $363 found 15 hours ago
Frontier Airlines
Sun, Jan 18 - Fri, Jan 30
PSE
Ponce
BUF
Buffalo
$377 Roundtrip, found 15 hours ago
$377
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Sun, Jan 18 from Ponce to Buffalo, returning Fri, Jan 30, priced at $377 found 15 hours ago

Find the cheapest month to fly from Ponce (PSE) to Buffalo (BUF)

June is typically the cheapest month to fly

From $285 - $757 per traveler.

Alternative airports near Buffalo

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

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $511
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $511

Frequently asked questions

How much does a flight from Mercedita Airport (PSE) to Buffalo Niagara Intl. Airport (BUF) cost?
Secure a cheap one-way flight from $140 or cheap return flight from $325 from Mercedita Airport (PSE) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Mercedita Airport (PSE) to Buffalo Niagara Intl. Airport (BUF)?
Traveling in December may help you find better deals, as it's the cheapest month for flights between PSE and BUF. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Mercedita Airport (PSE) to Buffalo Niagara Intl. Airport (BUF)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from PSE to BUF. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Mercedita Airport (PSE) to Buffalo Niagara Intl. Airport (BUF)?
Direct flights from Mercedita Airport (PSE) to Buffalo Niagara Intl. Airport (BUF) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PSE to BUF?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the time of year, carrier and other factors.*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 Buffalo Niagara Intl. Airport (BUF)?
To arrive at Buffalo Niagara Intl. Airport (BUF) on time, opt for a flight that leaves Mercedita Airport (PSE) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Buffalo Niagara Intl. Airport (BUF) last-minute?
Last-minute bookings from PSE to BUF are typically more expensive. To lock in the best rates, start searching for flights well ahead of time. That said, if you're flexible with your travel plans, you may score a cheap ticket just before your departure.
Is it cheaper to book a PSE to BUF flight and hotel package?
Booking a PSE to BUF flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Mercedita Airport (PSE) to Buffalo Niagara Intl. Airport (BUF)?
If you booked your PSE to BUF flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Mercedita
Destination airport
Buffalo Niagara Intl.
Airlines serving
Frontier Airlines, JetBlue Airways
Roundtrip price
$324
Distance
1863 mi

Book with confidence

Ponce to Buffalo Flights

The cheapest times to fly from Ponce to Buffalo

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 Buffalo are during the month of December. You can find some of the cheapest flights from Ponce to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ponce to Buffalo

Sunday is one of the best days to book for cheap flights from Ponce to Buffalo: 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 Buffalo

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 Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $140 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 Buffalo 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 Buffalo 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.

 

Ponce to Buffalo Flights

Explore a world of travel with Expedia

*Available to One Key members.