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Cheap flights from Buffalo to San Juan Luis Munoz Marin Intl Airport from C$ 168

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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJU
22 abr. — 29 abr.1
1 adult

Cheap flight deals from Buffalo to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Luis Munoz Marin Intl (SJU). 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 17 abril 2025.

Round-trip from

C$ 334

One-way from

C$ 168

Popular in

December

Cheapest in

September

Average price

C$ 588
United Airlines
  • United Airlines
  • 13/5-17/5
  • 2 total stops
  • 13h 09m total
  • Buffalo to San Juan
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Delta
  • Delta
  • 14/6
  • 1 total stop
  • 8h 01m total
  • Buffalo to San Juan
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Highest demand for flights based on searches. 6% potential increase in price (C$ 51 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 23 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 Luis Munoz Marin Intl

Cheapest flights from Buffalo to Luis Munoz Marin Intl
Explore the most affordable flight options available from Buffalo to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 abril 2025.

mar. 13/56:00 a.m.BUF - SJU
1 stop6h 34mUnited Airlines
sáb. 17/57:25 a.m.SJU - BUF
1 stop6h 35mUnited Airlines
Deal found 16/4C$ 334
mar. 15/73:58 p.m.BUF - SJU
1 stop7h 48mDelta
jue. 24/72:39 p.m.SJU - BUF
1 stop9h 20mDelta
Deal found 16/4C$ 348
mié. 7/53:05 p.m.BUF - SJU
1 stop6h 25mJetBlue
mar. 13/51:58 p.m.SJU - BUF
1 stop7h 56mJetBlue
Deal found 16/4C$ 421
dom. 18/59:51 a.m.BUF - SJU
1 stop22h 45mFrontier
mié. 21/53:21 a.m.SJU - BUF
1 stop28h 30mFrontier
Deal found 16/4C$ 441
mar. 13/54:15 p.m.BUF - SJU
1 stop6h 15mSouthwest
lun. 19/56:05 a.m.SJU - BUF
1 stop7h 35mSouthwest
Deal found 16/4C$ 505
mar. 29/76:00 a.m.BUF - SJU
2 stops8h 54mAmerican Airlines
mié. 13/88:40 a.m.SJU - BUF
2 stops27h 12mAmerican Airlines
Deal found 16/4C$ 586

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo to Luis Munoz Marin Intl 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 17 abril 2025.
Use the filters below to find and compare flights from Buffalo to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Buffalo

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mar. 13/5

6:00 a.m.-12:34 p.m.

1 stop6h 34m

San Juan Luis Munoz Marin Intl

sáb. 17/5

7:25 a.m.-2:00 p.m.

1 stop6h 35m

C$ 334

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mar. 15/7

3:58 p.m.-11:46 p.m.

1 stop7h 48m

San Juan Luis Munoz Marin Intl

jue. 24/7

2:39 p.m.-11:59 p.m.

1 stop9h 20m

C$ 348

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mié. 7/5

3:05 p.m.-9:30 p.m.

1 stop6h 25m

San Juan Luis Munoz Marin Intl

mar. 13/5

1:58 p.m.-9:54 p.m.

1 stop7h 56m

C$ 421

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

dom. 18/5

9:51 a.m.-8:36 a.m.

1 stop22h 45m

San Juan Luis Munoz Marin Intl

mié. 21/5

3:21 a.m.-7:51 a.m.

1 stop28h 30m

C$ 441

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mar. 13/5

4:15 p.m.-10:30 p.m.

1 stop6h 15m

San Juan Luis Munoz Marin Intl

lun. 19/5

6:05 a.m.-1:40 p.m.

1 stop7h 35m

C$ 505

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mar. 29/7

6:23 a.m.-2:54 p.m.

1 stop8h 31m

San Juan Luis Munoz Marin Intl

vie. 8/8

8:40 a.m.-11:52 a.m.

2 stops27h 12m

C$ 586

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

sáb. 14/6

3:53 p.m.-11:54 p.m.

1 stop8h 01m

C$ 168

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

lun. 14/7

3:55 p.m.-11:01 p.m.

1 stop7h 06m

C$ 212

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

jue. 11/9

8:30 a.m.-6:45 p.m.

2 stops10h 15m

C$ 304

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

vie. 9/5

6:45 a.m.-8:38 p.m.

2 stops13h 53m

C$ 315

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

Best time to book a flight from Buffalo to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Buffalo to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Luis Munoz Marin Intl. Price data was last updated on 11 April 2025.

The best time to book flights from Buffalo to San Juan Luis Munoz Marin Intl Airport is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Buffalo to San Juan Luis Munoz Marin Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Buffalo to San Juan Luis Munoz Marin Intl Airport (average of C$ 254). Flying from Buffalo to San Juan Luis Munoz Marin Intl Airport in July 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 SJU?

Find hourly flight availability from Buffalo to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 abril 2025.

One of the essential ways to save on airfare from Buffalo to San Juan Luis Munoz Marin Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 15% on airfare.

What is the cheapest day to fly from Buffalo to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Luis Munoz Marin Intl. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Buffalo to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport when rainfall is around 55.0 mm.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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 Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated 17 abril 2025.
To help decide which airline to fly from Buffalo to San Juan, see what other customers have to say about Southwest, Delta and United 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.
Southwest
8.0
Very good
4,280 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,280 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,916 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,667 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,926 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,280 reviews
Check prices

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to San Juan Luis Munoz Marin Intl. On average, Buffalo has 0 outbound flights to San Juan Luis Munoz Marin Intl per day from 5 airlines. Buffalo is conveniently located just 13.4 km from Buffalo’s city centre.

  • What are the cheapest airlines flying from Buffalo to San Juan Luis Munoz Marin Intl Airport round-trip?

    According to our current data, United Airlines (C$ 334), Delta (C$ 348), and JetBlue (C$ 421) offers the cheapest pricing from Buffalo to San Juan Luis Munoz Marin Intl Airport. Users have found that United Airlines is 39% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Buffalo to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapest airlines for a one-way flight from Buffalo to San Juan Luis Munoz Marin Intl Airport are Delta (C$ 168), JetBlue (C$ 212), and Southwest (C$ 304).

  • Can I find deals for flights from Buffalo to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Buffalo to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Buffalo to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Buffalo to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Buffalo to San Juan Luis Munoz Marin Intl Airport (average of C$ 254). Flying from Buffalo to San Juan Luis Munoz Marin Intl Airport in July 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

Travelling to a place near Buffalo?

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Alternative routes for Buffalo to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Luis Munoz Marin Intl flights
John F Kennedy Intl to Luis Munoz Marin Intl flights

Top 5 airlines flying from Buffalo to Luis Munoz Marin Intl

Discover the top 5 airlines that operate flights from Buffalo to Luis Munoz Marin Intl. 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 17 abril 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 166AverageC$ 628FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FrontierCheapestC$ 236AverageC$ 390FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapestC$ 343AverageC$ 605FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
SouthwestCheapestC$ 465AverageC$ 745FlexibilityNo cancel feeOn-time63%
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United AirlinesCheapestC$ 514AverageC$ 857FlexibilityNo cancel feeOn-time69%
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Fly with Cheapflights

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How does Cheapflights help users find flights from Buffalo to Luis Munoz Marin Intl?

Cheapflights helps you search for flights from Buffalo to Luis Munoz Marin Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Luis Munoz Marin Intl?

Cheapflights simply makes it quick and affordable to book flights from Buffalo to Luis Munoz Marin Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Buffalo to Luis Munoz Marin Intl with no change fees?

Need flexible booking options for your flight to Luis Munoz Marin Intl from Buffalo? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Buffalo to Luis Munoz Marin Intl become cheaper?

Of course! You can now track prices for flights from Buffalo to Luis Munoz Marin Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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