HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

$113+ Cheap flights from Puerto Rico to Buffalo (BUF)

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BUF
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to Buffalo 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.

Cheap flight deals from Puerto Rico to Buffalo

Keep the following information in mind while searching for Puerto Rico to Buffalo flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$225
(Southwest)

One-way from

$113
(Delta)

Popular in

December

Cheapest in

September

Average price

$255
From Puerto Rico to Buffalo
Search Deals
One-way flight from Puerto Rico to Buffalo
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Puerto Rico to Buffalo

Cheapest flights from Puerto Rico to Buffalo
Explore the most affordable flight options available from Puerto Rico to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/237:15 amSJU - BUF
1 stop11h 10mDelta
lun. 10/273:57 pmBUF - SJU
1 stop7h 59mDelta
Deal found 9/15$225
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/245:30 amSJU - BUF
1 stop15h 17mAmerican Airlines
dom. 11/25:00 amBUF - SJU
1 stop16h 52mAmerican Airlines
Deal found 9/14$235
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/133:20 pmSJU - BUF
1 stop8h 37mDelta
mar. 11/187:00 amBUF - SJU
1 stop9h 20mDelta
Deal found 9/16$240
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/138:00 amSJU - BUF
1 stop17h 08mAmerican Airlines
mar. 11/185:34 amBUF - SJU
2 stops10h 31mAmerican Airlines
Deal found 9/15$241
This Frontier deal was found by Cheapflights users on 9/15. 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.
jue. 10/239:06 pmSJU - BUF
2 stops19h 23mFrontier
lun. 10/279:13 pmBUF - SJU
2 stops20h 41mFrontier
Deal found 9/15$248
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/245:30 amSJU - BUF
1 stop17h 23mAmerican Airlines
sáb. 11/110:45 amBUF - SJU
2 stops13h 10mAmerican Airlines
Deal found 9/15$258
This Southwest deal was found by Cheapflights users on 9/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/245:30 pmSJU - BUF
1 stop6h 20mSouthwest
sáb. 11/13:50 pmBUF - SJU
1 stop7h 55mSouthwest
Deal found 9/15$261
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/259:07 amSJU - BUF
1 stop8h 20mFrontier
lun. 9/296:59 pmBUF - SJU
1 stop25h 32mFrontier
Deal found 9/15$264
This Mytrip deal was found by Cheapflights users on 9/16. 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.
mié. 9/243:39 amSJU - BUF
1 stop13h 48mFrontier
sáb. 9/277:11 pmBUF - SJU
1 stop12h 51mFrontier
Deal found 9/16$274
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/35:30 pmSJU - BUF
1 stop6h 20mSouthwest
dom. 10/55:15 amBUF - SJU
1 stop10h 00mSouthwest
Deal found 9/14$276
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/2512:15 amBQN - BUF
2 stops13h 07mUnited Airlines
mar. 10/74:08 pmBUF - BQN
1 stop7h 01mUnited Airlines
Deal found 9/15$333
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/307:15 amPSE - BUF
1 stop13h 45mJetBlue
sáb. 10/48:00 amBUF - PSE
1 stop14h 56mJetBlue
Deal found 9/15$494

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to Buffalo 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Puerto Rico to Buffalo that are best for you.

Fly from

Puerto Rico

Fly to

Buffalo

Route

Depart

Return

Price

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

jue. 10/23

7:15 am-3:28 pm

1 stop8h 13m

Buffalo

mar. 10/28

3:57 pm-11:56 pm

1 stop7h 59m

$225

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

vie. 10/24

5:30 am-6:18 pm

1 stop12h 48m

Buffalo

mar. 10/28

10:35 am-10:10 pm

2 stops11h 35m

$235

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

jue. 11/13

3:20 pm-10:57 pm

1 stop8h 37m

Buffalo

mar. 11/18

7:00 am-5:20 pm

1 stop9h 20m

$240

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

jue. 11/13

2:05 pm-12:08 am

1 stop11h 03m

Buffalo

mar. 11/18

5:34 am-5:05 pm

2 stops10h 31m

$240

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

mar. 10/7

7:00 am-3:10 pm

1 stop8h 10m

Buffalo

mar. 10/14

3:57 pm-11:56 pm

1 stop7h 59m

$240

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

sáb. 2/28

6:15 am-1:02 pm

1 stop7h 47m

Buffalo

mar. 3/3

7:00 am-4:51 pm

1 stop8h 51m

$240

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

vie. 10/24

5:30 pm-11:50 pm

1 stop6h 20m

Buffalo

sáb. 11/1

1:05 pm-11:45 pm

1 stop10h 40m

$261

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

mar. 10/28

6:10 am-12:30 pm

1 stop6h 20m

Buffalo

mar. 10/28

4:15 pm-10:45 pm

1 stop6h 30m

$276

AguadillaBuffalo

BQN - BUF

BQNBUF

Aguadilla Borinquen

jue. 2/26

6:05 am-11:50 am

1 stop6h 45m

Buffalo

lun. 3/2

12:45 pm-9:04 pm

1 stop7h 19m

$294

PonceBuffalo

PSE - BUF

PSEBUF

Ponce Mercedita

mar. 9/30

7:15 am-9:00 pm

1 stop13h 45m

Buffalo

sáb. 10/4

8:00 am-10:56 pm

1 stop14h 56m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 32 results
1
2
3
4

Best time to book a flight from Puerto Rico to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Puerto Rico 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 Puerto Rico to Buffalo

What is the cheapest month to book a flight from Puerto Rico to Buffalo?

Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Buffalo (average of $256). Flying from Puerto Rico to Buffalo in December is currently the most expensive (average of $337). 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 PR to BUF?

Find hourly flight availability from Puerto Rico to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Buffalo as you normally would.

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated septiembre 16, 2025.
Read through reviews of airlines operating flights from Puerto Rico to Buffalo, such as Southwest, Delta, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

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
Delta
8.0
Very good
7,957 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

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
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

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
JetBlue
7.2
Good
2,914 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

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
3,174 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

Entertainment

7.5

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 Puerto Rico to Buffalo. 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 Buffalo from Puerto Rico?

    Located just 8.3 mi from the city center, Buffalo (BUF) is the airport most travelers will use when flying to Buffalo from Puerto Rico.

  • How long is the flight from Puerto Rico to Buffalo?

    Departing from Puerto Rico to Buffalo will take you 6h 45m. Airlines will cover a distance of 1819 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Puerto Rico to Buffalo one-way?

    The cheapest airlines for a one-way flight from Puerto Rico to Buffalo are Delta ($113), Frontier ($132), and JetBlue ($235).

  • What are the most popular routes from Puerto Rico to Buffalo?

    While some choose either Aguadilla Borinquen - Buffalo or Culebra - Buffalo, San Juan Luis Munoz Marin Intl - Buffalo is the most popular route from Puerto Rico to Buffalo.

  • Can I find deals for flights from Puerto Rico to Buffalo that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Buffalo.

  • Can I find deals for business class flights from Puerto Rico to Buffalo?

    Yes. Cheapflights offers flight deals from Puerto Rico to Buffalo 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 Puerto Rico to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Buffalo (average of $256). Flying from Puerto Rico to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

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.

Alternative routes for Puerto Rico to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to John F Kennedy Intl flights
Luis Munoz Marin Intl to Newark flights
Santo Domingo to John F Kennedy Intl flights
Santo Domingo to Newark flights
Santiago de los Caballeros to John F Kennedy Intl flights
Luis Munoz Marin Intl to LaGuardia flights
Santiago de los Caballeros to Newark flights
Port of Spain to John F Kennedy Intl flights
Santo Domingo to LaGuardia flights
Kingston to John F Kennedy Intl flights
Punta Cana to John F Kennedy Intl flights
Santiago de los Caballeros to LaGuardia flights
Montego Bay to John F Kennedy Intl flights
Bridgetown to John F Kennedy Intl flights
Punta Cana to Newark flights
Aguadilla to John F Kennedy Intl flights
Kingston to LaGuardia flights
Kingston to Newark flights
Port of Spain to Newark flights
Port of Spain to LaGuardia flights
Montego Bay to Newark flights
Luis Munoz Marin Intl to Buffalo flights
Oranjestad to Newark flights
Simpson Bay to Newark flights
Nassau to John F Kennedy Intl flights
Ponce to John F Kennedy Intl flights
Oranjestad to John F Kennedy Intl flights
Luis Munoz Marin Intl to Islip flights
St. George's to John F Kennedy Intl flights
Nassau to Newark flights
Puerto Plata to John F Kennedy Intl flights
Montego Bay to LaGuardia flights
Punta Cana to LaGuardia flights
Simpson Bay to John F Kennedy Intl flights
Aguadilla to Newark flights
Luis Munoz Marin Intl to White Plains flights
Luis Munoz Marin Intl to Rochester flights
Pointe-à-Pitre to Newark flights
Castries to John F Kennedy Intl flights
Simpson Bay to LaGuardia flights
Willemstad to John F Kennedy Intl flights
Oranjestad to LaGuardia flights
Pointe-à-Pitre to John F Kennedy Intl flights
Saint Thomas Island to John F Kennedy Intl flights
Aguadilla to LaGuardia flights
Fort-de-France to Newark flights
St. John's to John F Kennedy Intl flights
Fort-de-France to John F Kennedy Intl flights
Nassau to LaGuardia flights

Top 6 airlines flying from Puerto Rico to Buffalo

Discover the top 6 airlines that operate flights from Puerto Rico to Buffalo. 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$102Average$314FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$129Average$245FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$215Average$352FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$261Average$442FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$264Average$411FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$370Average$488FlexibilityNo cancel feeOn-time69%

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.