Cheap flights from Buffalo (BUF) to San Juan from $101

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BUF — SJU
Jun 18 — Jun 251

The best prices from Buffalo to San Juan are usually found in September or October, booked 14 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Buffalo to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 13, 2024.

Popular in

December

Cheapest in

September

Round-trip from

$244

One-way from

$147
High demand for flights, 32% potential price rise
Best time to find cheap flights, 27% potential price drop
From Buffalo to San Juan
One-way flight from Buffalo to San Juan

What is the cheapest day to fly round-trip from Buffalo to San Juan?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Buffalo to San Juan?

Users have found that booking a flight from Buffalo to San Juan at least 15 days early can save you up to 34% on average compared to booking a flight this week. If booking 15 days before your flight isn’t an option for you, users have found flights from Buffalo to San Juan for as little as $309 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $419 for flights departing within the next 3 days.

What is the cheapest month to fly from Buffalo to San Juan?

Flights from Buffalo to San Juan lean towards being more expensive in December. Prices are generally better when you fly from Buffalo to San Juan in September, with the cheapest ticket starting at $167.

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

A simple way to save on the total cost of your ticket is to fly from Buffalo to San Juan in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.

Cheap Buffalo to San Juan flights in June & July 2024

Find cheap flight options from Buffalo to San Juan specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Prices were last updated on June 13, 2024.
Listed are some of the best fares we've found on flights departing from Buffalo to San Juan in 2024. Check back in a little while for more flight options.
Tue 6/255:01 pmBUF - SJU
1 stop6h 34mFrontier
Tue 7/169:46 amSJU - BUF
1 stop7h 08mFrontier
Deal found 6/13$229
Sat 7/2012:36 pmBUF - SJU
1 stop8h 32mFrontier
Sat 8/103:08 amSJU - BUF
1 stop7h 38mFrontier
Deal found 6/13$236
Sat 7/2012:36 pmBUF - SJU
1 stop8h 32mFrontier
Thu 8/83:09 amSJU - BUF
1 stop29h 47mFrontier
Deal found 6/13$241
Thu 7/1811:30 amBUF - SJU
1 stop14h 34mFrontier
Sat 8/1010:15 pmSJU - BUF
1 stop12h 31mFrontier
Deal found 6/13$242
Tue 7/27:15 amBUF - SJU
1 stop8h 48mJetBlue
Tue 7/97:00 amSJU - BUF
1 stop9h 05mJetBlue
Deal found 6/11$248
Thu 7/1811:30 amBUF - SJU
1 stop14h 34mFrontier
Mon 8/125:57 pmSJU - BUF
1 stop16h 55mFrontier
Deal found 6/13$254
Tue 7/98:53 pmBUF - SJU
1 stop12h 48mFrontier
Mon 7/153:08 amSJU - BUF
1 stop13h 46mFrontier
Deal found 6/11$256
Tue 7/165:54 pmBUF - SJU
1 stop8h 07mFrontier
Mon 8/125:57 pmSJU - BUF
1 stop16h 55mFrontier
Deal found 6/13$258
Sun 7/1411:46 amBUF - SJU
1 stop14h 37mFrontier
Fri 8/910:15 pmSJU - BUF
1 stop10h 41mFrontier
Deal found 6/13$275

Buffalo to San Juan 2024 flight deals

Discover exclusive flight deals for travel between Buffalo and San Juan in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
Listed are some of the best fares we've found on flights departing from Buffalo to San Juan in 2024. Check back in a little while for more flight options.
Tue 8/205:08 pmBUF - SJU
2 stops19h 40mAmerican Airlines
Fri 8/303:50 pmSJU - BUF
2 stops19h 36mAmerican Airlines
Deal found 6/11$202
Tue 6/255:01 pmBUF - SJU
1 stop6h 34mFrontier
Tue 7/169:46 amSJU - BUF
1 stop7h 08mFrontier
Deal found 6/13$229
Sat 7/2012:36 pmBUF - SJU
1 stop8h 32mFrontier
Sat 8/103:08 amSJU - BUF
1 stop7h 38mFrontier
Deal found 6/13$236
Sat 7/2012:36 pmBUF - SJU
1 stop8h 32mFrontier
Thu 8/83:09 amSJU - BUF
1 stop29h 47mFrontier
Deal found 6/13$241
Thu 7/1811:30 amBUF - SJU
1 stop14h 34mFrontier
Sat 8/1010:15 pmSJU - BUF
1 stop12h 31mFrontier
Deal found 6/13$242
Tue 9/39:19 pmBUF - SJU
1 stop28h 44mFrontier
Tue 9/1010:50 amSJU - BUF
1 stop7h 19mFrontier
Deal found 6/13$243
Tue 12/35:37 pmBUF - SJU
2 stops19h 00mAmerican Airlines
Tue 12/107:28 amSJU - BUF
2 stops17h 02mAmerican Airlines
Deal found 6/12$247
Tue 7/28:25 amBUF - SJU
1 stop10h 26mJetBlue
Fri 7/123:25 pmSJU - BUF
1 stop7h 48mJetBlue
Deal found 6/11$248
Thu 7/1811:30 amBUF - SJU
1 stop14h 34mFrontier
Mon 8/125:57 pmSJU - BUF
1 stop16h 55mFrontier
Deal found 6/13$254

Buffalo to San Juan flights leaving soon

Find last-minute flight options from Buffalo to San Juan for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
Check out these flights departing soon from Buffalo to San Juan. To prevent any unwanted surprises, users should verify their flight info before booking.
Wed 6/196:52 pmBUF - SJU
2 stops20h 09mFrontier
Fri 6/213:08 amSJU - BUF
1 stop17h 09mFrontier
Deal found 6/13$360
Wed 6/196:52 pmBUF - SJU
2 stops20h 09mFrontier
Sat 6/2210:25 amSJU - BUF
1 stop29h 51mFrontier
Deal found 6/13$364
Wed 6/196:52 pmBUF - SJU
2 stops20h 09mFrontier
Wed 6/265:52 pmSJU - BUF
1 stop25h 01mFrontier
Deal found 6/12$367
Wed 6/196:52 pmBUF - SJU
2 stops20h 09mFrontier
Fri 6/213:08 amSJU - BUF
1 stop17h 09mFrontier
Deal found 6/13$368
Wed 6/196:52 pmBUF - SJU
2 stops20h 09mFrontier
Sat 6/2210:25 amSJU - BUF
1 stop29h 51mFrontier
Deal found 6/13$376
Fri 6/217:25 pmBUF - SJU
2 stops13h 54mFrontier
Mon 6/2410:15 pmSJU - BUF
1 stop17h 43mFrontier
Deal found 6/13$436
Wed 6/195:00 pmBUF - SJU
1 stop8h 57mJetBlue
Wed 6/2612:30 pmSJU - BUF
1 stop10h 43mJetBlue
Deal found 6/12$447
Fri 6/215:33 amBUF - SJU
1 stop8h 52mJetBlue
Mon 6/243:35 pmSJU - BUF
1 stop6h 34mJetBlue
Deal found 6/13$479
Fri 6/218:25 amBUF - SJU
1 stop10h 26mJetBlue
Mon 6/2410:35 pmSJU - BUF
1 stop9h 05mJetBlue
Deal found 6/12$496

One-way flights to San Juan from Buffalo

Search for one-way flight options from Buffalo to San Juan. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
Users traveling one-way from Buffalo to San Juan can select one of these great deals. Users in need of a round-trip flight from Buffalo to San Juan instead should update the search form at the top of page.
Tue 8/205:15 amBUF - SJU
2 stops9h 45mAmerican Airlines
Deal found 6/12$101
Fri 8/235:36 amBUF - SJU
2 stops15h 44mAmerican Airlines
Deal found 6/12$107
Tue 6/188:44 pmBUF - SJU
1 stop29h 15mFrontier
Deal found 6/12$114
Tue 7/25:01 pmBUF - SJU
1 stop6h 34mFrontier
Deal found 6/11$117
Tue 7/99:27 amBUF - SJU
1 stop18h 24mFrontier
Deal found 6/12$122
Thu 7/45:00 pmBUF - SJU
1 stop9h 57mJetBlue
Deal found 6/12$124
Tue 6/188:44 pmBUF - SJU
1 stop29h 15mFrontier
Deal found 6/12$128
Sun 7/710:17 amBUF - SJU
1 stop17h 34mFrontier
Deal found 6/12$131
Mon 6/245:52 pmBUF - SJU
2 stops21h 09mFrontier
Deal found 6/12$133

Find flights from Buffalo to San Juan within your budget

Customize your flight search to find flights from Buffalo to San Juan 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 3,214,720 searches. Data last updated June 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$202 - $348

Route

Depart

Return

Price

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Sat 10/5

2 stops21h 57m

San Juan Luis Munoz Marin Intl

Fri 10/11

2 stops16h 51m

$202

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Tue 6/25

1 stop6h 34m

San Juan Luis Munoz Marin Intl

Tue 7/16

1 stop7h 08m

$229

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Sun 8/4

1 stop17h 34m

San Juan Luis Munoz Marin Intl

Sun 8/18

1 stop13h 19m

$243

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Tue 12/3

2 stops19h 00m

San Juan Luis Munoz Marin Intl

Tue 12/10

2 stops17h 02m

$247

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Tue 7/2

1 stop8h 48m

San Juan Luis Munoz Marin Intl

Tue 7/9

1 stop9h 05m

$248

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Tue 9/17

1 stop8h 15m

San Juan Luis Munoz Marin Intl

Mon 9/23

1 stop7h 11m

$255

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Wed 10/9

1 stop9h 07m

San Juan Luis Munoz Marin Intl

Wed 10/16

1 stop10h 10m

$279

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Mon 8/5

1 stop7h 42m

San Juan Luis Munoz Marin Intl

Fri 8/9

1 stop9h 12m

$309

BuffaloSan Juan Luis Munoz Marin Intl

BUF - SJU

BUFSJU

Buffalo

Sat 9/28

1 stop6h 45m

San Juan Luis Munoz Marin Intl

Tue 10/1

2 stops8h 32m

$348

Flights are sorted by cheapest first

Deals found on 6/12

How far ahead should I book a flight from Buffalo to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to San Juan. Price data was last updated on June 12, 2024.
To ensure you get the cheapest price possible for a flight from Buffalo to San Juan, you should look to book at least 14 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from Buffalo to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to San Juan. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Buffalo to San Juan flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Buffalo to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan 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.

Temperature and rainfall in San Juan by month

Plan your trip to San Juan by taking into account the average temperature and rainfall totals by month.

SJU

Temperature

77 - 82.4 °F

If weather is an important factor for your trip to San Juan, 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 San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated June 13, 2024.
Read through reviews of airlines operating flights from Buffalo to San Juan, such as United Airlines, Frontier and American Airlines. 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.
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

8.0
Very good
10,000 reviews
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

7.6
Good
4,260 reviews
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

7.4
Good
3,529 reviews
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

7.4
Good
10,000 reviews
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

7.3
Good
10,000 reviews
8.0
Very good
10,000 reviews

Entertainment

8.0

Food

7.4

Crew

8.6

Overall

8.0

Boarding

8.2

Comfort

7.9

Reviews

1 / 10

In the boarding area at La Guardia, there are charging stations for electronics but the electric outlets do not work on many of the stations.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to San Juan. 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 San Juan?

    Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to San Juan. You should not have trouble finding flights to San Juan from Buffalo; the airport handles an average of 0 outbound flights to San Juan per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Buffalo airport to San Juan. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

  • Can I find flights from Buffalo to San Juan for under $300 on Cheapflights?

    Yes, there are multiple flights from Buffalo to San Juan for under $300. The cheapest flight booked recently is on American Airlines for just $202, but on average you can expect to pay $261.

  • Are there last-minute flights available from Buffalo to San Juan for under $400?

    There are currently 20+ open flights from Buffalo to San Juan within the next 7 days for less than $400.

  • What are the cheapest airlines flying from Buffalo to San Juan round-trip?

    American Airlines, at $202, was found to be the cheapest airline from Buffalo to San Juan.Alternate airlines to your destination round-trip include Frontier and JetBlue. These flights start at 50% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Buffalo to San Juan one-way?

    The cheapest airlines for a one-way flight from Buffalo to San Juan are American Airlines ($101), Frontier ($114), and JetBlue ($124).

  • What does BUF to SJU mean?

    BUF stands for Buffalo Airport, while SJU stands for San Juan Luis Munoz Marin Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Ponce Mercedita Airport (PSE), San Juan Isla Grande Airport (SIG), Culebra Airport (CPX), Vieques Airport (VQS), Ceiba J. Aponte de la Torre Airport (NRR) are some additional IATA codes for airports related to your trip.

  • Where are the most common layover locations when flying from Buffalo to San Juan?

  • What are some popular things to do or see while on a layover in New York?

    New York travelers tend to visit Times Square, New York City Center, and Madison Square Garden more than anywhere else. Travelers on a layover in New York can visit Times Square, New York City Center, and Madison Square Garden, by traveling 13.6 mi, 13.6 mi, and 13.6 mi, respectively after landing at New York John F Kennedy Intl. Travelers can book a car rental at New York John F Kennedy Intl for about $72 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Buffalo to San Juan flights?

  • Can I find deals for flights from Buffalo to San Juan that include extra baggage allowance?

    The amount of baggage you can bring on your Buffalo to San Juan flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Buffalo to San Juan with specific airlines?

    Yes, Cheapflights allows you to browse and filter Buffalo to San Juan flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Buffalo to San Juan that include hotel bookings?

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

  • How can I find direct flights from Buffalo to San Juan?

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

  • Can I find deals for business class flights from Buffalo to San Juan?

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

  • Can I find deals for flights from Buffalo to San Juan that allow pets onboard?

    Many airlines flying from Buffalo to San Juan offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Buffalo to San Juan?

    Yes, you can often find last-minute deals on Buffalo to San Juan flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Buffalo to San Juan flight deals updated?

    The Buffalo to San Juan flight deals you see on this page were last updated on 6/13.

  • What are the most popular airlines that fly from Buffalo to San Juan?

  • What is the cheapest month to book a flight from Buffalo to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Buffalo to San Juan (average of $244). Flying from Buffalo to San Juan in March is currently the most expensive (average of $338). 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 San Juan
See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Buffalo to San Juan

Discover the top 7 airlines that operate flights from Buffalo to San Juan. 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 3,214,720 searches. Data last updated June 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$177Average$323FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$259Average$457FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$266Average$579FlexibilityNo cancel feeOn-time69%
DeltaCheapest$284Average$385FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$299Average$567FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$558Average$565FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$581Average$581FlexibilityNo cancel feeOn-time83%

Search flights from Buffalo to San Juan by cabin class

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