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Cheap flights from Buffalo to Puerto Rico from C$ 136

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJU
25 Feb — 4 Mar1
1 adult

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 20 February 2025.

Round-trip from

C$ 298

One-way from

C$ 136

Popular in

December

Cheapest in

September

Average price

C$ 523
Frontier
  • Frontier
  • 1/3-11/3
  • 2 total stops
  • 19h 47m total
  • Buffalo to Puerto Rico
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Frontier
  • Frontier
  • 15/3
  • 1 total stop
  • 29h 50m total
  • Buffalo to Puerto Rico
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 20 February 2025.

Sat 1/34:49 p.m.BUF - SJU
1 stop6h 58mFrontier
Tue 11/39:35 p.m.SJU - BUF
1 stop12h 49mFrontier
Deal found 20/2C$ 298
Thu 6/37:26 p.m.BUF - SJU
1 stop6h 59mJetBlue
Wed 12/35:46 p.m.SJU - BUF
1 stop6h 51mJetBlue
Deal found 20/2C$ 325
Sat 5/410:20 a.m.BUF - SJU
2 stops13h 34mUnited Airlines
Tue 8/44:55 p.m.SJU - BUF
1 stop6h 49mUnited Airlines
Deal found 20/2C$ 419
Sun 6/41:23 p.m.BUF - SJU
1 stop10h 46mAmerican Airlines
Tue 13/51:10 p.m.SJU - BUF
2 stops9h 35mAmerican Airlines
Deal found 20/2C$ 442
Wed 11/63:58 p.m.BUF - SJU
1 stop7h 12mDelta
Wed 18/612:50 p.m.SJU - BUF
1 stop11h 08mDelta
Deal found 20/2C$ 473
Mon 3/32:15 p.m.BUF - SJU
2 stops9h 20mSouthwest
Thu 13/35:35 a.m.SJU - BUF
1 stop6h 50mSouthwest
Deal found 20/2C$ 537
Thu 27/211:24 a.m.BUF - SJU
2 stops12h 29mMultiple Airlines
Thu 6/34:12 p.m.SJU - BUF
2 stops19h 12mMultiple Airlines
Deal found 20/2C$ 651

Find flights from Buffalo to Puerto Rico within your budget

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 629,999 searches. Data last updated 20 February 2025.

Fly from

Buffalo

Fly to

Puerto Rico

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 3/3

5:07 p.m.-2:54 a.m.

1 stop8h 47m

San Juan Luis Munoz Marin Intl

Mon 10/3

2:54 a.m.-10:24 a.m.

1 stop7h 30m

C$ 298

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Thu 6/3

7:26 p.m.-3:25 a.m.

1 stop6h 59m

San Juan Luis Munoz Marin Intl

Wed 12/3

5:46 p.m.-12:37 a.m.

1 stop6h 51m

C$ 325

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 5/4

10:20 a.m.-11:54 p.m.

2 stops13h 34m

San Juan Luis Munoz Marin Intl

Tue 8/4

4:55 p.m.-11:44 p.m.

1 stop6h 49m

C$ 419

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 6/4

1:23 p.m.-12:09 a.m.

1 stop10h 46m

San Juan Luis Munoz Marin Intl

Tue 13/5

1:10 p.m.-10:45 p.m.

2 stops9h 35m

C$ 442

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Wed 11/6

3:58 p.m.-11:10 p.m.

1 stop7h 12m

San Juan Luis Munoz Marin Intl

Wed 18/6

12:50 p.m.-11:58 p.m.

1 stop11h 08m

C$ 473

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 3/3

2:15 p.m.-12:35 a.m.

2 stops9h 20m

San Juan Luis Munoz Marin Intl

Thu 13/3

5:35 a.m.-12:25 p.m.

1 stop6h 50m

C$ 537

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 15/3

6:43 p.m.-12:33 a.m.

1 stop29h 50m

C$ 136

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Wed 5/3

1:30 p.m.-11:50 p.m.

1 stop9h 20m

C$ 163

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 17/6

3:30 p.m.-10:14 p.m.

1 stop6h 44m

C$ 210

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 1/3

10:30 a.m.-11:00 p.m.

2 stops11h 30m

C$ 311

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 13 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.

Travel insights for flights from Buffalo to Puerto Rico

Get recent, data-driven insights about flights from Buffalo to Puerto Rico including ideal travel times, pricing trends, and more.

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

Currently, April is the cheapest month in which you can book a flight from Buffalo to Puerto Rico (average of C$ 254). Flying from Buffalo to Puerto Rico in May is currently the most expensive (average of C$ 580). 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 20 February 2025.

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.

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 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.

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 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).

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 20 February 2025.
Read through reviews of airlines operating flights from Buffalo to Puerto Rico, such as Southwest, Alaska Airlines and Delta. 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
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews
Check prices

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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?

    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.

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

    One-way options have recently been found by users for as low as C$ 136 on Frontier. Other airlines that offer cheap prices include JetBlue from C$ 163 and Southwest from C$ 311 one-way.

  • 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, April is the cheapest month in which you can book a flight from Buffalo to Puerto Rico (average of C$ 254). Flying from Buffalo to Puerto Rico in May is currently the most expensive (average of C$ 580). 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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Top 5 airlines flying from Buffalo to Puerto Rico

Discover the top 5 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 629,999 searches. Data last updated 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 241AverageC$ 399FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapestC$ 352AverageC$ 581FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapestC$ 389AverageC$ 542FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
SouthwestCheapestC$ 477AverageC$ 740FlexibilityNo cancel feeOn-time63%
Search Southwest flights
United AirlinesCheapestC$ 527AverageC$ 878FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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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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