What airlines fly to Puerto Rico?

JetBlue, Southwest and Delta 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 44% 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, JetBlue, and United 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 December 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.

$116 Cheap Flights from Buffalo to Puerto Rico in 2025/26

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Find the cheapest flights from Buffalo to Puerto Rico

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:07 am - 2:25 am

BUF

SJU

14h 18m1 stop

11:07 am - 11:34 am

SJU

BUF

25h 27m1 stop

$180Frontier

Thu, Feb 19 - Wed, Feb 25

4:45 pm - 2:25 am

BUF

SJU

8h 40m1 stop

5:25 pm - 9:52 am

SJU

BUF

17h 27m1 stop

$181Frontier

Mon, Feb 23 - Sat, Feb 28

6:33 pm - 2:50 am

BUF

SJU

7h 17m1 stop

3:58 am - 7:11 pm

SJU

BUF

16h 13m1 stop

$199Frontier

Sat, Jan 10 - Fri, Jan 16

6:33 pm - 11:19 am

BUF

PSE

15h 46m1 stop

1:00 pm - 7:11 pm

PSE

BUF

7h 11m1 stop

$200Frontier

Sat, Jan 10 - Sat, Jan 17

7:00 am - 4:50 pm

BUF

SJU

8h 50m1 stop

7:00 am - 2:56 pm

SJU

BUF

8h 56m1 stop

$211Delta

Sun, Feb 8 - Sat, Feb 14

10:21 am - 7:49 pm

BUF

SJU

8h 28m1 stop

6:10 am - 2:08 pm

SJU

BUF

8h 58m1 stop

$225JetBlue

Mon, Mar 2 - Wed, Mar 4

7:30 pm - 3:50 am

BUF

SJU

7h 20m1 stop

6:10 am - 2:08 pm

SJU

BUF

8h 58m1 stop

$226JetBlue

Mon, Mar 2 - Wed, Mar 4

10:25 am - 10:28 pm

BUF

BQN

11h 03m2 stops

3:53 am - 5:38 pm

BQN

BUF

14h 45m1 stop

$290Multiple Airlines

Tue, Jan 6 - Fri, Jan 9

7:27 pm - 7:53 pm

BUF

BQN

23h 26m1 stop

3:53 am - 5:38 pm

BQN

BUF

14h 45m1 stop

$306Multiple Airlines

Tue, Jan 6 - Fri, Jan 9

7:00 am - 11:57 pm

BUF

BQN

15h 57m2 stops

1:09 am - 8:51 pm

BQN

BUF

20h 42m2 stops

$654United Airlines

Mon, Mar 2 - Tue, Mar 3

Frontier flights from Buffalo to Puerto Rico

Our best Frontier deals on Buffalo to Puerto Rico flight tickets

Frontier

Feb 19

BUF11:07 amBuffalo

14h 18m

1 stop

SJU2:25 amSan Juan Luis Munoz Marin Intl

Feb 25

SJU11:07 amSan Juan Luis Munoz Marin Intl

25h 27m

1 stop

BUF11:34 amBuffalo

$180

Find similar

Frontier

Feb 23

BUF4:45 pmBuffalo

8h 40m

1 stop

SJU2:25 amSan Juan Luis Munoz Marin Intl

Feb 28

SJU5:25 pmSan Juan Luis Munoz Marin Intl

17h 27m

1 stop

BUF9:52 amBuffalo

$181

Find similar

Frontier

Jan 10

BUF6:33 pmBuffalo

7h 17m

1 stop

SJU2:50 amSan Juan Luis Munoz Marin Intl

Jan 16

SJU3:58 amSan Juan Luis Munoz Marin Intl

16h 13m

1 stop

BUF7:11 pmBuffalo

$199

Find similar

Delta flights from Buffalo to Puerto Rico

Our best Delta deals on Buffalo to Puerto Rico flight tickets

Delta

Feb 8

BUF7:00 amBuffalo

8h 50m

1 stop

SJU4:50 pmSan Juan Luis Munoz Marin Intl

Feb 14

SJU7:00 amSan Juan Luis Munoz Marin Intl

8h 56m

1 stop

BUF2:56 pmBuffalo

$211

Find similar

Delta

Apr 13

BUF12:06 pmBuffalo

8h 00m

1 stop

SJU8:06 pmSan Juan Luis Munoz Marin Intl

Apr 22

SJU7:30 amSan Juan Luis Munoz Marin Intl

10h 55m

1 stop

BUF6:25 pmBuffalo

$243

Find similar

Delta

Apr 13

BUF12:06 pmBuffalo

8h 00m

1 stop

SJU8:06 pmSan Juan Luis Munoz Marin Intl

Apr 20

SJU7:00 amSan Juan Luis Munoz Marin Intl

7h 52m

1 stop

BUF2:52 pmBuffalo

$275

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Thu 2/19

11:07 am-2:25 am

1 stop14h 18m

San Juan Luis Munoz Marin Intl

Wed 2/25

11:07 am-11:34 am

1 stop25h 27m

$180

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 2/23

4:45 pm-2:25 am

1 stop8h 40m

San Juan Luis Munoz Marin Intl

Sat 2/28

5:25 pm-9:52 am

1 stop17h 27m

$181

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 1/10

6:33 pm-2:50 am

1 stop7h 17m

San Juan Luis Munoz Marin Intl

Fri 1/16

3:58 am-7:11 pm

1 stop16h 13m

$199

BuffaloPonce

BUF - PSE

BUFPSE

Buffalo

Sat 1/10

6:33 pm-11:19 am

1 stop15h 46m

Ponce Mercedita

Sat 1/17

1:00 pm-7:11 pm

1 stop7h 11m

$200

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 2/8

7:00 am-4:50 pm

1 stop8h 50m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:00 am-2:56 pm

1 stop8h 56m

$211

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 3/2

10:21 am-7:49 pm

1 stop8h 28m

San Juan Luis Munoz Marin Intl

Wed 3/4

6:10 am-2:08 pm

1 stop8h 58m

$225

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 3/2

7:30 pm-3:50 am

1 stop7h 20m

San Juan Luis Munoz Marin Intl

Wed 3/4

6:10 am-2:08 pm

1 stop8h 58m

$226

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Tue 1/6

10:25 am-10:28 pm

2 stops11h 03m

Aguadilla Borinquen

Fri 1/9

3:53 am-5:38 pm

1 stop14h 45m

$290

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Tue 1/6

7:27 pm-7:53 pm

1 stop23h 26m

Aguadilla Borinquen

Fri 1/9

3:53 am-5:38 pm

1 stop14h 45m

$306

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Mon 3/2

7:00 am-11:57 pm

2 stops15h 57m

Aguadilla Borinquen

Tue 3/3

1:09 am-8:51 pm

2 stops20h 42m

$654

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 May to fly from Buffalo, when ticket prices are also cheap, with an average price of $322.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $314. 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 morning. Flights from Buffalo to Puerto Rico during this time can be as low as $314. In contrast, the most expensive time of day to depart to Puerto Rico is at noon when prices are around $468.

What is the cheapest Buffalo to Puerto Rico flight route?

Fly from Buffalo to San Juan Luis Munoz Marin Intl for the best Buffalo - Puerto Rico flight prices

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 $392 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 $292 on momondo.

What cabin class options are available on Buffalo to Puerto Rico flights?

There is only 1 cabin class available to choose from on Buffalo to Puerto Rico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

No. A direct flight is the cheapest option for a flight between Buffalo 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

Best Price Found	$230
Fastest flight time	4h 15m
Direct flights	Tue, Thu, Sat and Sun
Airports in Puerto Rico	20 airports

The best one-way flight to Puerto Rico from Buffalo in the past 72 hours is $230. The best round-trip flight deal from Buffalo to Puerto Rico found on momondo in the last 72 hours is $158.

The fastest flight from Buffalo to Puerto Rico takes 4h 15m

Direct flights go from Buffalo to Puerto Rico on Tuesday, Thursday, Saturday and Sunday. The only airline offering direct flights is JetBlue.

There are 20 airports in Puerto Rico. From Buffalo there are direct flights to San Juan Luis Munoz Marin Intl (SJU).

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 December 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.
What is the most popular plane model from Buffalo to Puerto Rico?
Based on momondo bookings for flights between Buffalo and Puerto Rico, the leading plane model is Airbus A320-100/200, making up 100.00% of the total bookings.

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 $130	Free Cancellation	Rating 5.8 3,075 reviews	Search Frontier flights
Delta	PriceFrom $152	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,253 reviews	Search Southwest flights
JetBlue	PriceFrom $235	Free Cancellation	Rating 7.2 2,897 reviews	Search JetBlue flights
United Airlines	PriceFrom $239	Free Cancellation	Rating 7.4 9,105 reviews	Search United Airlines flights
American Airlines	PriceFrom $264	Free Cancellation	Rating 7.2 11,054 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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Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Flights to San Juanfrom $96

Flights to Aguadillafrom $136

Flights to Mayagüezfrom $329

Cheap flights from Buffalo to Puerto Rico from $116

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 1/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Buffalo to Puerto Rico

Cheap round-trip flights

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Frontier flights from Buffalo to Puerto Rico

Our best Frontier deals on Buffalo to Puerto Rico flight tickets

Delta flights from Buffalo to Puerto Rico

Our best Delta 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

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 May to fly from Buffalo, when ticket prices are also cheap, with an average price of $322.

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 morning. Flights from Buffalo to Puerto Rico during this time can be as low as $314. In contrast, the most expensive time of day to depart to Puerto Rico is at noon when prices are around $468.

What is the cheapest Buffalo to Puerto Rico flight route?

Fly from Buffalo to San Juan Luis Munoz Marin Intl for the best Buffalo - Puerto Rico flight prices

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

What cabin class options are available on Buffalo to Puerto Rico flights?

There is only 1 cabin class available to choose from on Buffalo to Puerto Rico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

No. A direct flight is the cheapest option for a flight between Buffalo to Puerto Rico.

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

Frontier, JetBlue, and United 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

Best Price Found

Fastest flight time

Direct flights

Airports in Puerto Rico

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?

What is the most popular plane model from Buffalo 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