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Puerto Rico

$121+ Cheap flights from Buffalo (BUF) to Puerto Rico

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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJU
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Buffalo to Puerto Rico

Keep the following information in mind while searching for Buffalo to Puerto Rico flight deals. Data was last updated April 24, 2025.

Round-trip from

$280
(Delta)

One-way from

$121
(Delta)

Popular in

December

Cheapest in

September

Average price

$423
From Buffalo to Puerto Rico
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One-way flight from Buffalo to Puerto Rico
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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Buffalo to Puerto Rico

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 April 24, 2025.

This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 12/24:00 pmBUF - SJU
1 stop6h 50mDelta
Thu 12/117:00 amSJU - BUF
1 stop9h 38mDelta
Deal found 4/23$241
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 9/206:17 amBUF - SJU
2 stops13h 53mAmerican Airlines
Sat 9/273:55 pmSJU - BUF
1 stop16h 56mAmerican Airlines
Deal found 4/23$247
This Frontier deal was found by Cheapflights users on 4/23. 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.
Fri 5/27:28 pmBUF - SJU
1 stop7h 23mFrontier
Sat 5/109:30 pmSJU - BUF
1 stop11h 31mFrontier
Deal found 4/23$298
This JetBlue deal was found by Cheapflights users on 4/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2010:33 amBUF - SJU
1 stop8h 25mJetBlue
Tue 5/273:33 amSJU - BUF
1 stop10h 20mJetBlue
Deal found 4/23$304
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Wed 10/110:50 amBUF - SJU
2 stops13h 07mUnited Airlines
Tue 10/71:05 amSJU - BUF
2 stops8h 41mUnited Airlines
Deal found 4/22$331
This CheapOair deal was found by Cheapflights users on 4/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:52 amBUF - PSE
1 stop22h 54mFrontier
Thu 5/19:46 amPSE - BUF
1 stop23h 15mFrontier
Deal found 4/22$348
This JetBlue deal was found by Cheapflights users on 4/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:45 pmBUF - BQN
1 stop6h 54mJetBlue
Tue 12/96:10 amBQN - BUF
1 stop6h 40mJetBlue
Deal found 4/23$385
This Southwest deal was found by Cheapflights users on 4/22. 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.
Thu 9/1110:30 amBUF - SJU
2 stops10h 15mSouthwest
Sat 9/2011:25 amSJU - BUF
2 stops10h 15mSouthwest
Deal found 4/22$435
This Trip.com deal was found by Cheapflights users on 4/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:52 amBUF - SJU
1 stop12h 10mMultiple Airlines
Thu 5/12:40 pmSJU - BUF
2 stops18h 21mMultiple Airlines
Deal found 4/22$438
This Trip.com deal was found by Cheapflights users on 4/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/119:51 amBUF - BQN
1 stop16h 06mFrontier
Wed 5/142:47 amBQN - BUF
2 stops17h 01mFrontier
Deal found 4/23$541
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 5/1110:30 amBUF - BQN
2 stops12h 39mUnited Airlines
Wed 5/1412:15 amBQN - BUF
2 stops9h 30mUnited Airlines
Deal found 4/23$549
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 12/46:00 amBUF - CPX
2 stops9h 51mUnited Airlines
Mon 12/810:13 amCPX - BUF
2 stops37h 32mUnited Airlines
Deal found 4/23$1,686

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo to Puerto Rico 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 April 24, 2025.
Use the filters below to find and compare flights from Buffalo to Puerto Rico that are best for you.

Fly from

Buffalo

Fly to

Puerto Rico

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 5/20

11:59 am-11:42 pm

1 stop11h 43m

San Juan Luis Munoz Marin Intl

Wed 5/28

1:12 pm-12:40 am

1 stop11h 28m

$280

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 5/20

1:08 pm-10:30 pm

1 stop9h 22m

San Juan Luis Munoz Marin Intl

Wed 5/28

6:10 am-5:15 pm

2 stops11h 05m

$281

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Fri 5/2

7:28 pm-2:51 am

1 stop7h 23m

San Juan Luis Munoz Marin Intl

Sat 5/10

9:30 pm-9:01 am

1 stop11h 31m

$298

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 5/20

10:33 am-6:58 pm

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Tue 5/27

3:33 am-1:53 pm

1 stop10h 20m

$304

BuffaloPonce

BUF - PSE

BUFPSE

Buffalo

Sun 5/25

9:37 pm-8:24 am

1 stop10h 47m

Ponce Mercedita

Sun 6/1

9:25 am-7:50 am

1 stop22h 25m

$349

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 5/20

6:00 am-1:45 pm

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Sun 5/25

7:25 am-9:01 pm

2 stops13h 36m

$374

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Mon 5/5

8:00 pm-2:38 am

1 stop6h 38m

Aguadilla Borinquen

Mon 5/12

5:05 am-1:53 pm

1 stop8h 48m

$437

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 5/12

3:35 pm-11:55 pm

2 stops8h 20m

San Juan Luis Munoz Marin Intl

Thu 5/15

7:40 am-4:35 pm

2 stops8h 55m

$454

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Sun 5/11

9:51 am-1:57 am

1 stop16h 06m

Aguadilla Borinquen

Wed 5/14

2:47 am-7:48 pm

2 stops17h 01m

$541

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Sun 5/11

10:30 am-11:09 pm

2 stops12h 39m

Aguadilla Borinquen

Wed 5/14

12:15 am-9:45 am

2 stops9h 30m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 18 results
1
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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.
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

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

Currently, September is the cheapest month in which you can book a flight from Buffalo to Puerto Rico (average of $254). Flying from Buffalo to Puerto Rico in December is currently the most expensive (average of $336). 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?

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 April 24, 2025.

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

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated April 24, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from Buffalo to Puerto Rico. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,286 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,286 reviews
Southwest
8.0
Very good
4,286 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,920 reviews
Southwest
8.0
Very good
4,286 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,685 reviews
Southwest
8.0
Very good
4,286 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,924 reviews
Southwest
8.0
Very good
4,286 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,286 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.1

Crew

8.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Puerto Rico. 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 from for flights from Buffalo to Puerto Rico?

    For a flight from Buffalo to Puerto Rico, you will be flying from Buffalo. Buffalo (BUF) is just 8.3 mi from the center of the city.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $121. However, be on the lookout for offers from Frontier and JetBlue, as they are both options that can get you from Buffalo to Puerto Rico for a low price.

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

    Most travelers choose Buffalo - San Juan Luis Munoz Marin Intl, Buffalo - Ponce Mercedita or Buffalo - Aguadilla Borinquen when deciding on the best route from Buffalo to Puerto Rico.

  • 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, September is the cheapest month in which you can book a flight from Buffalo to Puerto Rico (average of $254). Flying from Buffalo to Puerto Rico in December is currently the most expensive (average of $336). 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

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Alternative routes for Buffalo to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Buffalo to Puerto Rico

Discover the top 6 airlines that operate flights from Buffalo to Puerto Rico. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$138Average$378FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$220Average$451FlexibilityNo cancel feeOn-time62%
DeltaCheapest$240Average$350FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$254Average$499FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$290Average$472FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$338Average$525FlexibilityNo cancel feeOn-time63%

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