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 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 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.

$91 Cheap Flights from Buffalo to Puerto Rico in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Buffalo to Puerto Rico

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:59 pm - 3:26 pm

BUF

SJU

18h 27m1 stop

3:53 am - 6:21 pm

SJU

BUF

15h 28m1 stop

$176Frontier

Thu, Feb 5 - Mon, Feb 9

8:06 pm - 7:59 pm

BUF

SJU

22h 53m1 stop

8:00 am - 10:07 am

SJU

BUF

27h 07m1 stop

$177Frontier

Sat, Jan 17 - Sat, Jan 24

6:33 pm - 8:54 am

BUF

SJU

13h 21m1 stop

3:47 pm - 9:21 am

SJU

BUF

18h 34m1 stop

$180Frontier

Sat, Jan 10 - Sat, Jan 17

6:33 pm - 11:19 am

BUF

PSE

15h 46m1 stop

1:00 pm - 7:11 pm

PSE

BUF

7h 11m1 stop

$181Frontier

Sat, Jan 10 - Sat, Jan 17

7:17 pm - 9:54 am

BUF

SJU

13h 37m1 stop

11:59 pm - 9:35 am

SJU

BUF

10h 36m1 stop

$192Multiple Airlines

Tue, Feb 24 - Tue, Mar 3

11:07 am - 2:25 am

BUF

SJU

14h 18m1 stop

11:59 pm - 9:27 am

SJU

BUF

10h 28m1 stop

$196Multiple Airlines

Thu, Feb 26 - Fri, Mar 6

6:00 am - 5:17 pm

BUF

SJU

10h 17m1 stop

7:30 am - 1:14 pm

SJU

BUF

6h 44m1 stop

$211Delta

Mon, Jan 12 - Wed, Jan 14

3:05 pm - 11:59 pm

BUF

BQN

7h 54m1 stop

4:35 pm - 11:33 pm

BQN

BUF

7h 58m1 stop

$228JetBlue

Mon, Feb 23 - Thu, Feb 26

3:05 pm - 11:59 pm

BUF

BQN

7h 54m1 stop

4:35 pm - 11:33 pm

BQN

BUF

7h 58m1 stop

$250JetBlue

Mon, Feb 23 - Thu, Feb 26

7:45 pm - 4:13 pm

BUF

CPX

20h 28m2 stops

10:30 am - 10:45 pm

CPX

BUF

36h 15m2 stops

$1,837United Airlines

Sat, Apr 25 - Wed, Apr 29

United Airlines flights from Buffalo to Puerto Rico

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

United Airlines

Feb 4

BUF11:00 amBuffalo

10h 22m

2 stops

SJU10:22 pmSan Juan Luis Munoz Marin Intl

Feb 9

SJU2:05 amSan Juan Luis Munoz Marin Intl

12h 19m

2 stops

BUF1:24 pmBuffalo

$218

Find similar

United Airlines

Jan 11

BUF5:23 pmBuffalo

11h 48m

2 stops

SJU6:11 amSan Juan Luis Munoz Marin Intl

Jan 14

SJU2:05 amSan Juan Luis Munoz Marin Intl

12h 19m

2 stops

BUF1:24 pmBuffalo

$226

Find similar

United Airlines

Jan 23

BUF8:30 amBuffalo

12h 52m

2 stops

SJU10:22 pmSan Juan Luis Munoz Marin Intl

Jan 26

SJU2:05 amSan Juan Luis Munoz Marin Intl

12h 19m

2 stops

BUF1:24 pmBuffalo

$243

Find similar

American Airlines flights from Buffalo to Puerto Rico

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

American Airlines

Jan 23

BUF12:38 pmBuffalo

10h 18m

2 stops

SJU11:56 pmSan Juan Luis Munoz Marin Intl

Jan 26

SJU5:20 pmSan Juan Luis Munoz Marin Intl

6h 35m

1 stop

BUF10:55 pmBuffalo

$231

Find similar

American Airlines

Jan 23

BUF6:00 amBuffalo

16h 56m

1 stop

SJU11:56 pmSan Juan Luis Munoz Marin Intl

Jan 29

SJU5:55 pmSan Juan Luis Munoz Marin Intl

6h 46m

1 stop

BUF11:41 pmBuffalo

$232

Find similar

American Airlines

Feb 3

BUF5:12 amBuffalo

10h 49m

2 stops

SJU5:01 pmSan Juan Luis Munoz Marin Intl

Feb 10

SJU6:00 amSan Juan Luis Munoz Marin Intl

11h 57m

2 stops

BUF4:57 pmBuffalo

$250

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Thu 2/5

7:59 pm-3:26 pm

1 stop18h 27m

San Juan Luis Munoz Marin Intl

Mon 2/9

3:53 am-6:21 pm

1 stop15h 28m

$176

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 1/17

8:06 pm-7:59 pm

1 stop22h 53m

San Juan Luis Munoz Marin Intl

Sat 1/24

8:00 am-10:07 am

1 stop27h 07m

$177

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 1/10

6:33 pm-8:54 am

1 stop13h 21m

San Juan Luis Munoz Marin Intl

Sat 1/17

3:47 pm-9:21 am

1 stop18h 34m

$180

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

$181

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 2/24

7:17 pm-9:54 am

1 stop13h 37m

San Juan Luis Munoz Marin Intl

Tue 3/3

11:59 pm-9:35 am

1 stop10h 36m

$192

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Thu 2/26

11:07 am-2:25 am

1 stop14h 18m

San Juan Luis Munoz Marin Intl

Fri 3/6

11:59 pm-9:27 am

1 stop10h 28m

$196

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 1/12

6:00 am-5:17 pm

1 stop10h 17m

San Juan Luis Munoz Marin Intl

Wed 1/14

7:30 am-1:14 pm

1 stop6h 44m

$211

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Mon 2/23

3:05 pm-11:59 pm

1 stop7h 54m

Aguadilla Borinquen

Thu 2/26

4:35 pm-11:33 pm

1 stop7h 58m

$228

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Mon 2/23

3:05 pm-11:59 pm

1 stop7h 54m

Aguadilla Borinquen

Thu 2/26

4:35 pm-11:33 pm

1 stop7h 58m

$250

BuffaloCulebra

BUF - CPX

BUFCPX

Buffalo

Sat 4/25

7:45 pm-4:13 pm

2 stops20h 28m

Culebra

Wed 4/29

10:30 am-10:45 pm

2 stops36h 15m

$1,837

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 $321.

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 $390 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	3h 54m
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 3h 54m

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 5.7 3,065 reviews	Search Frontier flights
Delta	PriceFrom $148	Free Cancellation	Rating 7.9 8,019 reviews	Search Delta flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,256 reviews	Search Southwest flights
JetBlue	PriceFrom $230	Free Cancellation	Rating 7.2 2,901 reviews	Search JetBlue flights
United Airlines	PriceFrom $239	Free Cancellation	Rating 7.4 9,113 reviews	Search United Airlines flights
American Airlines	PriceFrom $241	Free Cancellation	Rating 7.2 11,073 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

Find my bookings

Get notified when prices go down

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

1 adult

Tue 1/27

Tue 2/3

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Flights to San Juanfrom $80

Flights to Aguadillafrom $136

Flights to Mayagüezfrom $332

Cheap flights from Buffalo to Puerto Rico from $91

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 1/15. 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

Price Alerts

Price Alerts

Find the cheapest flights from Buffalo to Puerto Rico

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Buffalo to Puerto Rico

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

American Airlines flights from Buffalo to Puerto Rico

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

momondo Fare Finder

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 $321.

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 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

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