What airlines fly to Puerto Rico?

JetBlue, Delta and Southwest are the top three most popular airlines that fly to Puerto Rico from Buffalo according to our data. JetBlue is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 7 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Buffalo to Puerto Rico?

Frontier, United Airlines, and American Airlines are the most popular carriers operating from Buffalo to Puerto Rico

When did momondo last update prices for flights from Buffalo Airport to Puerto Rico?

Prices for flights from Buffalo Airport to Puerto Rico were last updated today.

How many operators does momondo search for flights from Buffalo Airport to Puerto Rico?

There are 6 operators available for flights from Buffalo Airport to Puerto Rico as of November 2025.

How old do you have to be to fly from Buffalo Airport to Puerto Rico?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Puerto Rico.

What documentation or ID do you need to fly to Puerto Rico?

The travel and health documents required for your trip to Puerto Rico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$84 Cheap Flights from Buffalo to Puerto Rico in 2025/26

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Cheap round-trip flights

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9:57 am - 9:55 amBUF-SJU

22h 58m1 stop

7:00 am - 4:00 pmSJU-BUF

10h 00m1 stop

$241Frontier

Find Deal

vie., feb. 20 - vie., feb. 27

9:53 pm - 11:19 amBUF-SJU

12h 26m1 stop

6:52 pm - 1:04 pmSJU-BUF

19h 12m1 stop

$247Frontier

Find Deal

lun., nov. 17 - lun., nov. 24

2:54 pm - 10:22 pmBUF-SJU

6h 28m1 stop

4:50 pm - 11:46 pmSJU-BUF

6h 56m1 stop

$250United Airlines

Find Deal

mar., mar. 3 - mié., mar. 18

1:10 pm - 8:35 pmBUF-SJU

7h 25m1 stop

5:40 am - 2:25 pmSJU-BUF

8h 45m1 stop

$264JetBlue

Find Deal

sáb., mar. 21 - lun., mar. 30

2:55 pm - 10:22 pmBUF-SJU

6h 27m1 stop

8:30 am - 2:20 pmSJU-BUF

6h 50m1 stop

$268United Airlines

Find Deal

jue., nov. 13 - mar., nov. 18

12:45 pm - 11:47 pmBUF-SJU

10h 02m1 stop

1:59 am - 8:29 amSJU-BUF

7h 30m1 stop

$280JetBlue

Find Deal

dom., mar. 1 - mié., mar. 4

12:35 pm - 11:20 pmBUF-SJU

9h 45m1 stop

5:45 am - 11:30 amSJU-BUF

6h 45m1 stop

$284Southwest

Find Deal

vie., dic. 5 - mar., dic. 9

5:34 am - 11:52 pmBUF-SJU

17h 18m1 stop

6:00 am - 3:17 pmSJU-BUF

10h 17m2 stops

$290American Airlines

Find Deal

mié., dic. 10 - mié., ene. 14

5:24 pm - 11:59 amBUF-SJU

17h 35m2 stops

6:57 pm - 11:07 amSJU-BUF

17h 10m2 stops

$295American Airlines

Find Deal

dom., dic. 14 - lun., dic. 22

3:40 pm - 11:20 pmBUF-SJU

6h 40m1 stop

5:45 am - 2:20 pmSJU-BUF

9h 35m2 stops

$299Southwest

Find Deal

vie., dic. 5 - mar., dic. 9

American Airlines flights from Buffalo to Puerto Rico

Our best American Airlines deals on Buffalo to Puerto Rico flight tickets

American Airlines

Dec 10

BUF5:34 amBuffalo

17h 18m

1 stop

SJU11:52 pmSan Juan Luis Munoz Marin Intl

Jan 14

SJU6:00 amSan Juan Luis Munoz Marin Intl

10h 17m

2 stops

BUF3:17 pmBuffalo

$290

Find similar

American Airlines

Dec 14

BUF5:24 pmBuffalo

17h 35m

2 stops

SJU11:59 amSan Juan Luis Munoz Marin Intl

Dec 22

SJU6:57 pmSan Juan Luis Munoz Marin Intl

17h 10m

2 stops

BUF11:07 amBuffalo

$295

Find similar

American Airlines

Apr 28

BUF1:00 pmBuffalo

11h 10m

2 stops

SJU12:10 amSan Juan Luis Munoz Marin Intl

May 1

SJU5:40 amSan Juan Luis Munoz Marin Intl

9h 25m

1 stop

BUF3:05 pmBuffalo

$313

Find similar

JetBlue flights from Buffalo to Puerto Rico

Our best JetBlue deals on Buffalo to Puerto Rico flight tickets

JetBlue

Mar 21

BUF1:10 pmBuffalo

7h 25m

1 stop

SJU8:35 pmSan Juan Luis Munoz Marin Intl

Mar 30

SJU5:40 amSan Juan Luis Munoz Marin Intl

8h 45m

1 stop

BUF2:25 pmBuffalo

$264

Find similar

JetBlue

Mar 1

BUF12:45 pmBuffalo

10h 02m

1 stop

SJU11:47 pmSan Juan Luis Munoz Marin Intl

Mar 4

SJU1:59 amSan Juan Luis Munoz Marin Intl

7h 30m

1 stop

BUF8:29 amBuffalo

$280

Find similar

JetBlue

Mar 7

BUF7:30 pmBuffalo

7h 20m

1 stop

SJU3:50 amSan Juan Luis Munoz Marin Intl

Mar 15

SJU12:59 amSan Juan Luis Munoz Marin Intl

7h 30m

1 stop

BUF8:29 amBuffalo

$282

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

vie. 2/20

9:57 am-9:55 am

1 stop22h 58m

San Juan Luis Munoz Marin Intl

vie. 2/27

7:00 am-4:00 pm

1 stop10h 00m

$241

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

lun. 11/17

9:53 pm-11:19 am

1 stop12h 26m

San Juan Luis Munoz Marin Intl

lun. 11/24

6:52 pm-1:04 pm

1 stop19h 12m

$247

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mar. 3/3

2:54 pm-10:22 pm

1 stop6h 28m

San Juan Luis Munoz Marin Intl

mié. 3/18

4:50 pm-11:46 pm

1 stop6h 56m

$250

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

sáb. 3/21

1:10 pm-8:35 pm

1 stop7h 25m

San Juan Luis Munoz Marin Intl

lun. 3/30

5:40 am-2:25 pm

1 stop8h 45m

$264

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

jue. 11/13

2:55 pm-10:22 pm

1 stop6h 27m

San Juan Luis Munoz Marin Intl

mar. 11/18

8:30 am-2:20 pm

1 stop6h 50m

$268

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

dom. 3/1

12:45 pm-11:47 pm

1 stop10h 02m

San Juan Luis Munoz Marin Intl

mié. 3/4

1:59 am-8:29 am

1 stop7h 30m

$280

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

vie. 12/5

12:35 pm-11:20 pm

1 stop9h 45m

San Juan Luis Munoz Marin Intl

mar. 12/9

5:45 am-11:30 am

1 stop6h 45m

$284

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mié. 12/10

5:34 am-11:52 pm

1 stop17h 18m

San Juan Luis Munoz Marin Intl

mié. 1/14

6:00 am-3:17 pm

2 stops10h 17m

$290

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

dom. 12/14

5:24 pm-11:59 am

2 stops17h 35m

San Juan Luis Munoz Marin Intl

lun. 12/22

6:57 pm-11:07 am

2 stops17h 10m

$295

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

vie. 12/5

3:40 pm-11:20 pm

1 stop6h 40m

San Juan Luis Munoz Marin Intl

mar. 12/9

5:45 am-2:20 pm

2 stops9h 35m

$299

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How to get the cheapest flight ticket from Buffalo to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in September, then you should wait until March to fly from Buffalo, when ticket prices are also cheap, with an average price of $350.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Buffalo is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $374. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Sunday, with ticket prices averaging around $468.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Buffalo to Puerto Rico during this time can be as low as $325. In contrast, the most expensive time of day to depart to Puerto Rico is at noon when prices are around $468.

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $394 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Buffalo for as low as $315 on momondo.

Can stopping save me money on Buffalo to Puerto Rico flights?

You could potentially save up to 23% on your flight if you consider stops on a Buffalo to Puerto Rico flight.

Cheap Buffalo to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Puerto Rico

Direct flights	None

There are no direct flights from Buffalo to Puerto Rico. There are no popular flight routes from Buffalo to Puerto Rico.

Search flight deals

When did momondo last update prices for flights from Buffalo Airport to Puerto Rico?
Prices for flights from Buffalo Airport to Puerto Rico were last updated today.
How many operators does momondo search for flights from Buffalo Airport to Puerto Rico?
There are 6 operators available for flights from Buffalo Airport to Puerto Rico as of November 2025.
How old do you have to be to fly from Buffalo Airport to Puerto Rico?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The travel and health documents required for your trip to Puerto Rico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Buffalo to Puerto Rico

Compare and see reviews for airlines that fly from Buffalo to Puerto Rico with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $134	Free Cancellation	Rating 5.8 3,117 reviews	Search Frontier flights
Delta	PriceFrom $160	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,238 reviews	Search Southwest flights
JetBlue	PriceFrom $245	Free Cancellation	Rating 7.2 2,906 reviews	Search JetBlue flights
United Airlines	PriceFrom $254	Free Cancellation	Rating 7.4 8,996 reviews	Search United Airlines flights
American Airlines	PriceFrom $264	Free Cancellation	Rating 7.2 11,036 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Puerto Rico?

Finding the right flight to Puerto Rico from Buffalo is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Rico quick and easy, saving you time and money.

Can I find flights from Buffalo to Puerto Rico with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Puerto Rico from Buffalo with this policy.

How can momondo help me find flights from Buffalo to Puerto Rico?

Once you have performed a search for Buffalo to Puerto Rico flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Buffalo to Puerto Rico right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Puerto Rico from Buffalo. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

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mié. 12/3

mié. 12/10

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Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Flights to San Juanfrom $119

Flights to Aguadillafrom $176

Flights to Mayagüezfrom $328

Cheap flights from Buffalo to Puerto Rico from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Puerto Rico departing on 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Buffalo to Puerto Rico

Cheap round-trip flights

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American Airlines flights from Buffalo to Puerto Rico

Our best American Airlines deals on Buffalo to Puerto Rico flight tickets

JetBlue flights from Buffalo to Puerto Rico

Our best JetBlue deals on Buffalo to Puerto Rico flight tickets

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Use the filters below to find and compare flights from Buffalo to Puerto Rico that are best for you.

See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Buffalo to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in September, then you should wait until March to fly from Buffalo, when ticket prices are also cheap, with an average price of $350.

What is the cheapest day to depart on your flight to Puerto Rico?

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Buffalo to Puerto Rico during this time can be as low as $325. In contrast, the most expensive time of day to depart to Puerto Rico is at noon when prices are around $468.

How far in advance should I book a flight to Puerto Rico?

Can stopping save me money on Buffalo to Puerto Rico flights?

You could potentially save up to 23% on your flight if you consider stops on a Buffalo to Puerto Rico flight.

What is the cheapest airline that flies from Buffalo to Puerto Rico?

Frontier, United Airlines, and American Airlines are the most popular carriers operating from Buffalo to Puerto Rico

What airlines fly to Puerto Rico?

Cheap Buffalo to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Puerto Rico

Direct flights

When did momondo last update prices for flights from Buffalo Airport to Puerto Rico?

How many operators does momondo search for flights from Buffalo Airport to Puerto Rico?

How old do you have to be to fly from Buffalo Airport to Puerto Rico?

What documentation or ID do you need to fly to Puerto Rico?

Best airlines flying from Buffalo to Puerto Rico

Compare and see reviews for airlines that fly from Buffalo to Puerto Rico with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Puerto Rico?

Can I find flights from Buffalo to Puerto Rico with flexible booking policies on momondo?

How can momondo help me find flights from Buffalo to Puerto Rico?

I’m not ready to book a flight from Buffalo to Puerto Rico right now. Can momondo alert me if prices change?

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo