How long is the flight from Buffalo to Puerto Rico?

For as low as C$ 396, Southwest can have you in Puerto Rico from Buffalo in 9h 30m. The distance from Buffalo to Puerto Rico is about 2974 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Puerto Rico ranges from 55.0 - 156.0 mm per month. November is typically the wettest month, when rainfall can reach 156.0 mm. March is typically the driest time to visit Puerto Rico when rainfall is around 55.0 mm.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

What are the cheapest flights from Buffalo to Puerto Rico?

The cheapest flight price from Buffalo to Puerto Rico is C$ 204. On average you can expect to pay C$ 506. The most popular route, (Buffalo - San Juan Luis Munoz Marin Intl), can usually be booked for C$ 499.

What are the most popular airlines that fly from Buffalo to Puerto Rico?

The most popular airlines flying from Buffalo to Puerto Rico are JetBlue, Southwest and Frontier. Something to consider prior to booking your flight.

What airport do you fly from for flights from Buffalo to Puerto Rico?

Located just 13.4 km from the city centre, Buffalo (BUF) is the airport most travellers will use when flying to Puerto Rico from Buffalo.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Buffalo to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 145+ Cheap Flights from Buffalo to Puerto Rico

Cheap flight deals from Buffalo to Puerto Rico

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Buffalo to Puerto Rico
Explore the most affordable flight options available from Buffalo to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Fri 2/105:45 p.m. -

1 stop6h 20m

Fri 9/105:35 p.m. -

1 stop6h 10m

Deal found 8/9C$ 290

Wed 28/106:55 a.m. -

1 stop8h 10m

Wed 4/117:00 a.m. -

1 stop7h 19m

Deal found 5/9C$ 291

Sat 17/105:15 p.m. -

1 stop6h 40m

Wed 21/105:50 a.m. -

1 stop6h 10m

Deal found 7/9C$ 332

Wed 30/96:30 a.m. -

1 stop7h 15m

Sat 3/101:00 a.m. -

2 stops8h 35m

Deal found 8/9C$ 364

Sat 24/105:15 p.m. -

1 stop6h 40m

Sat 31/106:50 a.m. -

1 stop6h 30m

Deal found 8/9C$ 367

Sat 26/911:05 a.m. -

Nonstop4h 41m

Sat 3/101:15 p.m. -

Nonstop4h 34m

Deal found 5/9C$ 370

Wed 18/118:15 a.m. -

Nonstop4h 45m

Wed 2/1210:43 a.m. -

1 stop8h 49m

Deal found 8/9C$ 374

Sat 24/1010:46 a.m. -

2 stops13h 04m

Sat 31/106:40 a.m. -

2 stops14h 11m

Deal found 8/9C$ 375

Sat 10/108:15 a.m. -

Nonstop4h 39m

Fri 16/106:15 p.m. -

Nonstop4h 35m

Deal found 6/9C$ 379

Sat 7/117:00 a.m. -

1 stop8h 56m

Sat 14/116:10 p.m. -

1 stop6h 47m

Deal found 8/9C$ 392

Find flight deals from Buffalo to Puerto Rico

Round-trip from	C$ 290
One-way from	C$ 145
Popular in	December
Cheapest in	October
Average price	C$ 472
Good round-trip deal	C$ 418 or less

Southwest
2/10-9/10
2 total stops
12h 30m total
Buffalo to Puerto Rico

Search Deals

Southwest
4/10-31/12
1 total stop
6h 30m total
Buffalo to Puerto Rico

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (C$ 120 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (C$ 36 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Buffalo to Puerto Rico.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buffalo to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sun 4/10

5:50 a.m.-12:20 p.m.

1 stop6h 30m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 145

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sat 3/10

10:46 a.m.-11:50 p.m.

2 stops13h 04m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 188

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Wed 20/1

6:30 a.m.-9:24 p.m.

2 stops13h 54m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 188

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Fri 2/10

5:45 p.m.-12:05 a.m.

1 stop6h 20m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 188

Quickest round-trip

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Mon 19/10

8:15 a.m.-12:54 p.m.

Nonstop4h 39m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 204

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Mon 2/11

8:15 a.m.-2:05 p.m.

Nonstop4h 50m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 204

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Fri 2/10

10:46 a.m.-11:50 p.m.

2 stops13h 04m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 222

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Fri 6/11

5:30 p.m.-1:05 a.m.

1 stop6h 35m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 222

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sun 6/12

6:00 a.m.-1:53 p.m.

1 stop6h 53m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 237

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sat 5/12

12:11 p.m.-11:13 p.m.

1 stop10h 02m

San Juan Luis Munoz Marin Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 237

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 17 resultsSorted by cheapest first

Best time to book a flight from Buffalo to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Buffalo with our price prediction graph.

BUF-SJU

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 Buffalo to Puerto Rico

BUF-PR0

BUF-SJU

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

Currently, October is the cheapest month in which you can book a flight from Buffalo to Puerto Rico (average of C$ 461). Flying from Buffalo to Puerto Rico in December is currently the most expensive (average of C$ 815). 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 BUF to PR?

When flying from Buffalo to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How far ahead should I book a flight from Buffalo to Puerto Rico?

The price you pay for your flight from Buffalo to Puerto Rico may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Puerto Rico

Read reviews from past customers who have flown Southwest,American Airlines, andJetBlue from Buffalo to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,195 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

Southwest

8.0

Very good

4,195 reviews

Southwest

8.0

Very good

4,195 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

American Airlines

7.1

Good

12,045 reviews

Southwest

8.0

Very good

4,195 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

JetBlue

7.1

Good

3,041 reviews

Southwest

8.0

Very good

4,195 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

Frontier

5.6

Fair

2,611 reviews

Southwest

8.0

Very good

4,195 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

Related info for your journey

What airport do you fly from for flights from Buffalo to Puerto Rico?
Located just 13.4 km from the city centre, Buffalo (BUF) is the airport most travellers will use when flying to Puerto Rico from Buffalo.
How long is the flight from Buffalo to Puerto Rico?
For as low as C$ 396, Southwest can have you in Puerto Rico from Buffalo in 9h 30m. The distance from Buffalo to Puerto Rico is about 2974 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest flights from Buffalo to Puerto Rico?
The cheapest flight price from Buffalo to Puerto Rico is C$ 204. On average you can expect to pay C$ 506. The most popular route, (Buffalo - San Juan Luis Munoz Marin Intl), can usually be booked for C$ 499.
Can I find deals for flights from Buffalo to Puerto Rico that include hotel bookings?
Yes. In addition to deals on Buffalo to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Buffalo to Puerto Rico?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Puerto Rico.
Can I find deals for business class flights from Buffalo to Puerto Rico?
Yes. Cheapflights offers flight deals from Buffalo to Puerto Rico 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 Buffalo to Puerto Rico?
Currently, October is the cheapest month in which you can book a flight from Buffalo to Puerto Rico (average of C$ 461). Flying from Buffalo to Puerto Rico in December is currently the most expensive (average of C$ 815). 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

Alternative routes

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Alternative routes for Buffalo to Puerto Rico

John F Kennedy Intl to Santo Domingo flights

Buffalo to Luis Munoz Marin Intl flights

Newark to Punta Cana flights

Newark to Simpson Bay flights

Buffalo to Punta Cana flights

Newark to Luis Munoz Marin Intl flights

John F Kennedy Intl to Montego Bay flights

John F Kennedy Intl to Luis Munoz Marin Intl flights

Newark to Santo Domingo flights

John F Kennedy Intl to Punta Cana flights

Buffalo to Oranjestad flights

Buffalo to Nassau flights

Buffalo to Puerto Plata flights

Buffalo to Port of Spain flights

Buffalo to Saint Thomas Island flights

Top 4 airlines flying from Buffalo to Puerto Rico

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 201	AverageC$ 487	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Frontier	CheapestC$ 237	AverageC$ 502	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
JetBlue	CheapestC$ 293	AverageC$ 493	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Southwest	CheapestC$ 299	AverageC$ 644	FlexibilityNo cancel fee	On-time63%	Search Southwest flights

Fly with Cheapflights

How does Cheapflights help users find flights from Buffalo to Puerto Rico?

When you search for this flight from Buffalo to Puerto Rico, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Puerto Rico?

Millions of users choose and trust Cheapflights to book the best flight deals from Buffalo to Puerto Rico for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Buffalo to Puerto Rico with no change fees?

Certainly. Search results for flights to Puerto Rico from Buffalo shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Buffalo to Puerto Rico become cheaper?

Yes! Start tracking prices for Buffalo to Puerto Rico flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.

Cheap flights from Buffalo to Puerto Rico from C$ 145

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Buffalo to Puerto Rico

Cheapest flights from Buffalo to Puerto RicoExplore the most affordable flight options available from Buffalo to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Explore the most affordable flight options available from Buffalo to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from Buffalo to Puerto RicoDiscover carefully curated flight deals from Buffalo to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Discover carefully curated flight deals from Buffalo to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Direct flights from Buffalo to Puerto RicoExplore direct flight options from Buffalo to Puerto Rico based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Explore direct flight options from Buffalo to Puerto Rico based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Last-minute flights from Buffalo to Puerto RicoDiscover last-minute flight deals from Buffalo to Puerto Rico. Data last updated 9 September 2026 and is based on user searches.

Discover last-minute flight deals from Buffalo to Puerto Rico. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Buffalo to Puerto RicoSearch for one-way flight options from Buffalo to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Search for one-way flight options from Buffalo to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Find flight deals from Buffalo to Puerto Rico

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buffalo to Puerto Rico that are best for you.

Best time to book a flight from Buffalo to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Buffalo with our price prediction graph.

Cheapflights Insights

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

What is the cheapest time of day to fly from BUF to PR?

Find hourly flight availability from Buffalo to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 September 2026.

When flying from Buffalo to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How far ahead should I book a flight from Buffalo to Puerto Rico?

The price you pay for your flight from Buffalo to Puerto Rico may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Puerto Rico

Read reviews from past customers who have flown Southwest,American Airlines, andJetBlue from Buffalo to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Buffalo to Puerto Rico?

How long is the flight from Buffalo to Puerto Rico?

What are the cheapest flights from Buffalo to Puerto Rico?

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

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

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

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

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 Buffalo to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Buffalo to Puerto Rico by cabin class

Find flights from Buffalo to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Buffalo and Puerto Rico flights

Browse other Buffalo and Puerto Rico flight options. Last updated on 9 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 4 airlines flying from Buffalo to Puerto Rico

Fly with Cheapflights

How does Cheapflights help users find flights from Buffalo to Puerto Rico?

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Puerto Rico?

Can Cheapflights find flights from Buffalo to Puerto Rico with no change fees?

Can Cheapflights notify me if prices for flights from Buffalo to Puerto Rico become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Buffalo to Puerto Rico
Explore the most affordable flight options available from Buffalo to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from Buffalo to Puerto Rico
Discover carefully curated flight deals from Buffalo to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Direct flights from Buffalo to Puerto Rico
Explore direct flight options from Buffalo to Puerto Rico based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Last-minute flights from Buffalo to Puerto Rico
Discover last-minute flight deals from Buffalo to Puerto Rico. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Buffalo to Puerto Rico
Search for one-way flight options from Buffalo to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.