How long is the flight from Buffalo to Puerto Rico?

For as low as C$ 331, United Airlines can have you in Puerto Rico from Buffalo in 7h 40m. 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$ 408. On average you can expect to pay C$ 583. The most popular route, (Buffalo - San Juan Luis Munoz Marin Intl), can usually be booked for C$ 331.

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$ 166+ 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 29 October 2026.

Tue 10/116:35 a.m. -

1 stop6h 34m

Wed 11/113:20 p.m. -

1 stop9h 38m

Deal found 27/10C$ 331

Tue 3/116:30 a.m. -

2 stops14h 52m

Tue 10/118:05 a.m. -

1 stop7h 05m

Deal found 27/10C$ 354

Sat 14/1112:08 p.m. -

1 stop7h 40m

Wed 18/117:00 a.m. -

1 stop7h 18m

Deal found 25/10C$ 355

Sat 31/1012:08 p.m. -

1 stop7h 34m

Sat 7/118:00 a.m. -

1 stop9h 34m

Deal found 24/10C$ 364

Fri 27/117:45 a.m. -

Nonstop4h 50m

Fri 4/125:01 a.m. -

1 stop8h 18m

Deal found 26/10C$ 365

Sat 31/106:00 a.m. -

2 stops14h 00m

Tue 10/118:05 a.m. -

1 stop7h 05m

Deal found 25/10C$ 368

Fri 4/129:05 a.m. -

Nonstop4h 53m

Sat 12/125:01 a.m. -

1 stop8h 46m

Deal found 29/10C$ 369

Wed 9/126:00 a.m. -

1 stop7h 40m

Sat 12/122:05 a.m. -

1 stop9h 37m

Deal found 26/10C$ 371

Sun 1/113:05 p.m. -

1 stop9h 00m

Wed 4/116:40 a.m. -

1 stop10h 50m

Deal found 24/10C$ 376

Sat 28/117:35 a.m. -

Nonstop4h 50m

Fri 4/125:01 a.m. -

1 stop8h 18m

Deal found 26/10C$ 379

Find flight deals from Buffalo to Puerto Rico

Round-trip from	C$ 331
One-way from	C$ 166
Popular in	December
Cheapest in	October
Average price	C$ 421
Good round-trip deal	C$ 571 or less

Southwest
5/12-8/12
2 total stops
15h 15m total
Buffalo to Puerto Rico

Search Deals

Delta
10/11-31/12
1 total stop
6h 34m total
Buffalo to Puerto Rico

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (C$ 119 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (C$ 35 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 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

Quickest round-trip

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sun 24/1

6:15 a.m.-1:45 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$ 166

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Tue 12/1

5:50 a.m.-9:00 p.m.

2 stops14h 10m

San Juan Luis Munoz Marin Intl

Wed 31/12

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

Nonstop0h 00m

C$ 166

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Tue 17/11

6:00 a.m.-5:43 p.m.

1 stop10h 43m

San Juan Luis Munoz Marin Intl

Wed 31/12

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

Nonstop0h 00m

C$ 166

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Wed 9/12

6:10 a.m.-1:54 p.m.

1 stop6h 44m

San Juan Luis Munoz Marin Intl

Wed 31/12

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

Nonstop0h 00m

C$ 166

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Wed 20/1

12:20 p.m.-11:58 p.m.

1 stop10h 38m

San Juan Luis Munoz Marin Intl

Wed 31/12

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

Nonstop0h 00m

C$ 166

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Tue 8/12

6:00 a.m.-2:20 p.m.

1 stop7h 20m

San Juan Luis Munoz Marin Intl

Wed 31/12

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

Nonstop0h 00m

C$ 166

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Tue 10/11

6:35 a.m.-2:09 p.m.

1 stop6h 34m

San Juan Luis Munoz Marin Intl

Wed 31/12

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

Nonstop0h 00m

C$ 166

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sun 8/11

6:00 a.m.-2:40 p.m.

1 stop7h 40m

San Juan Luis Munoz Marin Intl

Thu 12/11

8:05 a.m.-8:36 p.m.

2 stops13h 31m

C$ 331

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sat 14/11

12:08 p.m.-8:48 p.m.

1 stop7h 40m

San Juan Luis Munoz Marin Intl

Wed 18/11

7:00 a.m.-1:18 p.m.

1 stop7h 18m

C$ 355

BuffaloSan Juan

BUF Buffalo - SJU San Juan Luis Munoz Marin Intl

BUFSJU

Buffalo

Sun 1/11

3:05 p.m.-1:05 a.m.

1 stop9h 00m

San Juan Luis Munoz Marin Intl

Wed 4/11

6:40 a.m.-4:30 p.m.

1 stop10h 50m

C$ 376

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 14 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$ 430). Flying from Buffalo to Puerto Rico in December is currently the most expensive (average of C$ 831). 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,JetBlue, andAmerican Airlines 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

7.9

Good

4,220 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Southwest

7.9

Good

4,220 reviews

Southwest

7.9

Good

4,220 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

JetBlue

7.1

Good

3,075 reviews

Southwest

7.9

Good

4,220 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

American Airlines

7.0

Good

12,204 reviews

Southwest

7.9

Good

4,220 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Frontier

5.5

Fair

2,515 reviews

Southwest

7.9

Good

4,220 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

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$ 331, United Airlines can have you in Puerto Rico from Buffalo in 7h 40m. 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$ 408. On average you can expect to pay C$ 583. The most popular route, (Buffalo - San Juan Luis Munoz Marin Intl), can usually be booked for C$ 331.
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$ 430). Flying from Buffalo to Puerto Rico in December is currently the most expensive (average of C$ 831). 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

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Alternative routes for Buffalo to Puerto Rico

Buffalo to Luis Munoz Marin Intl flights

Newark to Punta Cana flights

John F Kennedy Intl to Santo Domingo flights

John F Kennedy Intl 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

Buffalo to Port of Spain flights

Newark to Simpson Bay flights

Newark to Santo Domingo flights

Buffalo to Saint Thomas Island flights

Buffalo to Oranjestad flights

Buffalo to Nassau flights

Top 4 airlines flying from Buffalo to Puerto Rico

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 204	AverageC$ 496	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Frontier	CheapestC$ 241	AverageC$ 511	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
JetBlue	CheapestC$ 299	AverageC$ 509	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Southwest	CheapestC$ 305	AverageC$ 639	FlexibilityNo cancel fee	On-time63%	Search Southwest flights

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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.

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Cheap flights from Buffalo to Puerto Rico from C$ 166

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 10/11. 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 29 October 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 29 October 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 29 October 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 29 October 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 29 October 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 29 October 2026.

Last-minute flights from Buffalo to Puerto RicoDiscover last-minute flight deals from Buffalo to Puerto Rico. Data last updated 29 October 2026 and is based on user searches.

Discover last-minute flight deals from Buffalo to Puerto Rico. Data last updated 29 October 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 29 October 2026.

Search for one-way flight options from Buffalo to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated 29 October 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 29 October 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,JetBlue, andAmerican Airlines 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

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Alternative routes for Buffalo to Puerto Rico

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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

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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 29 October 2026.

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Top 4 airlines flying from Buffalo to Puerto Rico

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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?

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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 29 October 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 29 October 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 29 October 2026.

Last-minute flights from Buffalo to Puerto Rico
Discover last-minute flight deals from Buffalo to Puerto Rico. Data last updated 29 October 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 29 October 2026.