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 37% 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?

Delta, JetBlue, and Frontier 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 September 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.

$113 Cheap Flights from Buffalo to Puerto Rico in 2025/26

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Find the cheapest flights from Buffalo to Puerto Rico

Round-trip

One-way

Last minute

Cheap round-trip flights

3:45 pm - 11:56 pmBUF-SJU

7h 11m1 stop

3:20 pm - 10:57 pmSJU-BUF

8h 37m1 stop

$225Delta

Find Deal

Tue, Nov 11 - Thu, Nov 20

8:00 am - 10:10 pmBUF-SJU

14h 10m2 stops

3:05 pm - 11:26 pmSJU-BUF

9h 21m1 stop

$235American Airlines

Find Deal

Wed, Oct 29 - Mon, Nov 3

6:30 am - 1:45 pmBUF-SJU

7h 15m1 stop

1:30 pm - 10:42 pmSJU-BUF

9h 12m1 stop

$250United Airlines

Find Deal

Tue, Oct 7 - Thu, Oct 16

9:13 pm - 3:24 pmBUF-SJU

18h 11m2 stops

7:58 pm - 11:19 amSJU-BUF

15h 21m2 stops

$260Frontier

Find Deal

Mon, Oct 20 - Sat, Oct 25

6:00 am - 1:15 pmBUF-SJU

6h 15m1 stop

6:40 am - 2:20 pmSJU-BUF

8h 40m1 stop

$261Southwest

Find Deal

Tue, Nov 11 - Thu, Nov 20

9:13 pm - 3:24 pmBUF-SJU

18h 11m2 stops

7:58 pm - 11:19 amSJU-BUF

15h 21m2 stops

$262Frontier

Find Deal

Mon, Oct 13 - Sat, Oct 18

1:50 pm - 9:50 pmBUF-SJU

8h 00m1 stop

11:50 am - 8:45 pmSJU-BUF

8h 55m1 stop

$268Southwest

Find Deal

Sat, Sep 27 - Wed, Oct 1

7:00 am - 5:20 pmBUF-SJU

10h 20m1 stop

4:00 pm - 10:27 pmSJU-BUF

7h 27m1 stop

$278JetBlue

Find Deal

Fri, Oct 31 - Wed, Nov 5

6:00 am - 12:58 pmBUF-SJU

6h 58m1 stop

8:50 am - 10:01 pmSJU-BUF

13h 11m1 stop

$280JetBlue

Find Deal

Wed, Oct 8 - Tue, Oct 14

8:20 am - 11:09 pmBUF-BQN

14h 49m2 stops

12:15 am - 9:43 amBQN-BUF

9h 28m2 stops

$281United Airlines

Find Deal

Sat, Sep 27 - Tue, Sep 30

American Airlines flights from Buffalo to Puerto Rico

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

American Airlines

Oct 29

BUF8:00 amBuffalo

14h 10m

2 stops

SJU10:10 pmSan Juan Luis Munoz Marin Intl

Nov 3

SJU3:05 pmSan Juan Luis Munoz Marin Intl

9h 21m

1 stop

BUF11:26 pmBuffalo

$235

Find similar

American Airlines

Oct 20

BUF8:00 amBuffalo

15h 59m

1 stop

SJU11:59 pmSan Juan Luis Munoz Marin Intl

Oct 25

SJU7:10 amSan Juan Luis Munoz Marin Intl

11h 00m

2 stops

BUF6:10 pmBuffalo

$239

Find similar

American Airlines

Oct 20

BUF8:00 amBuffalo

15h 59m

1 stop

SJU11:59 pmSan Juan Luis Munoz Marin Intl

Oct 25

SJU7:10 amSan Juan Luis Munoz Marin Intl

11h 00m

2 stops

BUF6:10 pmBuffalo

$241

Find similar

United Airlines flights from Buffalo to Puerto Rico

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

United Airlines

Oct 7

BUF6:30 amBuffalo

7h 15m

1 stop

SJU1:45 pmSan Juan Luis Munoz Marin Intl

Oct 16

SJU1:30 pmSan Juan Luis Munoz Marin Intl

9h 12m

1 stop

BUF10:42 pmBuffalo

$250

Find similar

United Airlines

Sep 27

BUF8:20 amBuffalo

14h 49m

2 stops

BQN11:09 pmAguadilla Borinquen

Sep 30

BQN12:15 amAguadilla Borinquen

9h 28m

2 stops

BUF9:43 amBuffalo

$281

Find similar

United Airlines

Oct 1

BUF7:07 amBuffalo

13h 31m

2 stops

SJU8:38 pmSan Juan Luis Munoz Marin Intl

Oct 7

SJU1:05 amSan Juan Luis Munoz Marin Intl

8h 38m

2 stops

BUF9:43 amBuffalo

$329

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 11/11

3:45 pm-11:56 pm

1 stop7h 11m

San Juan Luis Munoz Marin Intl

Thu 11/20

3:20 pm-10:57 pm

1 stop8h 37m

$225

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Wed 10/29

8:00 am-10:10 pm

2 stops14h 10m

San Juan Luis Munoz Marin Intl

Mon 11/3

3:05 pm-11:26 pm

1 stop9h 21m

$235

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 10/7

6:30 am-1:45 pm

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Thu 10/16

1:30 pm-10:42 pm

1 stop9h 12m

$250

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 10/20

9:13 pm-3:24 pm

2 stops18h 11m

San Juan Luis Munoz Marin Intl

Sat 10/25

7:58 pm-11:19 am

2 stops15h 21m

$260

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 11/11

6:00 am-1:15 pm

1 stop6h 15m

San Juan Luis Munoz Marin Intl

Thu 11/20

6:40 am-2:20 pm

1 stop8h 40m

$261

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 10/13

9:13 pm-3:24 pm

2 stops18h 11m

San Juan Luis Munoz Marin Intl

Sat 10/18

7:58 pm-11:19 am

2 stops15h 21m

$262

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 9/27

1:50 pm-9:50 pm

1 stop8h 00m

San Juan Luis Munoz Marin Intl

Wed 10/1

11:50 am-8:45 pm

1 stop8h 55m

$268

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Fri 10/31

7:00 am-5:20 pm

1 stop10h 20m

San Juan Luis Munoz Marin Intl

Wed 11/5

4:00 pm-10:27 pm

1 stop7h 27m

$278

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Wed 10/8

6:00 am-12:58 pm

1 stop6h 58m

San Juan Luis Munoz Marin Intl

Tue 10/14

8:50 am-10:01 pm

1 stop13h 11m

$280

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Sat 9/27

8:20 am-11:09 pm

2 stops14h 49m

Aguadilla Borinquen

Tue 9/30

12:15 am-9:43 am

2 stops9h 28m

$281

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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 November to fly from Buffalo, when ticket prices are also cheap, with an average price of $340.

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 $397 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 $324 on momondo.

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 September 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 $135	Free Cancellation	Rating 5.8 3,173 reviews	Search Frontier flights
Delta	PriceFrom $167	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
JetBlue	PriceFrom $220	Free Cancellation	Rating 7.2 2,914 reviews	Search JetBlue flights
Southwest	PriceFrom $243	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
American Airlines	PriceFrom $265	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $295	Free Cancellation	Rating 7.4 8,926 reviews	Search United 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.

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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 $158

Flights to Mayagüezfrom $266

Cheap flights from Buffalo to Puerto Rico from $113

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 10/19. 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

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Filter for what you want

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Find the cheapest flights from Buffalo to Puerto Rico

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American Airlines flights from Buffalo to Puerto Rico

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

United Airlines flights from Buffalo to Puerto Rico

Our best United Airlines 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 November to fly from Buffalo, when ticket prices are also cheap, with an average price of $340.

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?

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

Delta, JetBlue, and Frontier 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