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

JetBlue, Delta, and United Airlines are the most popular carriers operating from Buffalo to Puerto Rico

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 40% 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.

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.

$85 Cheap Flights from Buffalo to Puerto Rico in 2025/26

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Cheap round-trip flights

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11:02 am - 1:08 amBUF-SJU

13h 06m1 stop

8:00 am - 7:04 pmSJU-BUF

12h 04m1 stop

$236Frontier

Find Deal

dom., ene. 25 - jue., ene. 29

4:55 pm - 2:29 pmBUF-SJU

20h 34m1 stop

3:55 am - 2:15 pmSJU-BUF

11h 20m1 stop

$238Frontier

Find Deal

jue., dic. 4 - dom., dic. 7

3:25 pm - 11:48 pmBUF-SJU

7h 23m1 stop

1:00 pm - 8:18 pmSJU-BUF

8h 18m1 stop

$240JetBlue

Find Deal

jue., ene. 15 - vie., ene. 16

8:06 pm - 1:36 pmBUF-SJU

16h 30m1 stop

4:36 pm - 6:36 pmSJU-BUF

27h 00m1 stop

$241Frontier

Find Deal

sáb., ene. 17 - jue., ene. 22

11:24 am - 11:44 pmBUF-SJU

11h 20m1 stop

2:47 pm - 11:53 pmSJU-BUF

10h 06m1 stop

$242American Airlines

Find Deal

jue., feb. 19 - jue., feb. 26

8:06 pm - 1:36 pmBUF-SJU

16h 30m1 stop

4:40 pm - 7:04 pmSJU-BUF

27h 24m2 stops

$245Multiple Airlines

Find Deal

sáb., ene. 17 - mié., ene. 21

8:06 pm - 12:32 pmBUF-SJU

15h 26m2 stops

4:36 pm - 6:36 pmSJU-BUF

27h 00m1 stop

$249Multiple Airlines

Find Deal

sáb., ene. 17 - jue., ene. 22

7:00 am - 3:53 pmBUF-SJU

7h 53m1 stop

1:00 pm - 8:18 pmSJU-BUF

8h 18m1 stop

$261JetBlue

Find Deal

mar., ene. 13 - vie., ene. 16

8:30 am - 11:57 pmBUF-BQN

14h 27m2 stops

1:09 am - 1:24 pmBQN-BUF

13h 15m2 stops

$315United Airlines

Find Deal

dom., ene. 25 - mié., ene. 28

6:00 am - 4:13 pmBUF-CPX

10h 13m2 stops

10:30 am - 10:45 pmCPX-BUF

36h 15m2 stops

$1,796United Airlines

Find Deal

jue., abr. 2 - mar., abr. 14

American Airlines flights from Buffalo to Puerto Rico

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

American Airlines

Feb 19

BUF11:24 amBuffalo

11h 20m

1 stop

SJU11:44 pmSan Juan Luis Munoz Marin Intl

Feb 26

SJU2:47 pmSan Juan Luis Munoz Marin Intl

10h 06m

1 stop

BUF11:53 pmBuffalo

$242

Find similar

American Airlines

Feb 5

BUF11:50 amBuffalo

11h 06m

1 stop

SJU11:56 pmSan Juan Luis Munoz Marin Intl

Feb 10

SJU6:00 amSan Juan Luis Munoz Marin Intl

11h 57m

2 stops

BUF4:57 pmBuffalo

$269

Find similar

American Airlines

Jan 12

BUF5:27 pmBuffalo

18h 00m

2 stops

SJU12:27 pmSan Juan Luis Munoz Marin Intl

Jan 17

SJU5:51 pmSan Juan Luis Munoz Marin Intl

18h 30m

2 stops

BUF11:21 amBuffalo

$275

Find similar

United Airlines flights from Buffalo to Puerto Rico

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

United Airlines

Mar 1

BUF7:00 amBuffalo

13h 26m

2 stops

SJU9:26 pmSan Juan Luis Munoz Marin Intl

Mar 5

SJU8:10 amSan Juan Luis Munoz Marin Intl

7h 04m

1 stop

BUF2:14 pmBuffalo

$243

Find similar

United Airlines

Apr 25

BUF10:50 amBuffalo

9h 44m

1 stop

SJU8:34 pmSan Juan Luis Munoz Marin Intl

Apr 30

SJU7:45 amSan Juan Luis Munoz Marin Intl

9h 02m

1 stop

BUF4:47 pmBuffalo

$244

Find similar

United Airlines

Jan 25

BUF2:49 pmBuffalo

6h 33m

1 stop

SJU10:22 pmSan Juan Luis Munoz Marin Intl

Jan 28

SJU2:05 amSan Juan Luis Munoz Marin Intl

12h 19m

2 stops

BUF1:24 pmBuffalo

$285

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

dom. 1/25

11:02 am-1:08 am

1 stop13h 06m

San Juan Luis Munoz Marin Intl

jue. 1/29

8:00 am-7:04 pm

1 stop12h 04m

$236

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

jue. 12/4

4:55 pm-2:29 pm

1 stop20h 34m

San Juan Luis Munoz Marin Intl

dom. 12/7

3:55 am-2:15 pm

1 stop11h 20m

$238

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

jue. 1/15

3:25 pm-11:48 pm

1 stop7h 23m

San Juan Luis Munoz Marin Intl

vie. 1/16

1:00 pm-8:18 pm

1 stop8h 18m

$240

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

sáb. 1/17

8:06 pm-1:36 pm

1 stop16h 30m

San Juan Luis Munoz Marin Intl

jue. 1/22

4:36 pm-6:36 pm

1 stop27h 00m

$241

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

jue. 2/19

11:24 am-11:44 pm

1 stop11h 20m

San Juan Luis Munoz Marin Intl

jue. 2/26

2:47 pm-11:53 pm

1 stop10h 06m

$242

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

sáb. 1/17

8:06 pm-1:36 pm

1 stop16h 30m

San Juan Luis Munoz Marin Intl

mié. 1/21

4:40 pm-7:04 pm

2 stops27h 24m

$245

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

sáb. 1/17

8:06 pm-12:32 pm

2 stops15h 26m

San Juan Luis Munoz Marin Intl

jue. 1/22

4:36 pm-6:36 pm

1 stop27h 00m

$249

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

mar. 1/13

7:00 am-3:53 pm

1 stop7h 53m

San Juan Luis Munoz Marin Intl

vie. 1/16

1:00 pm-8:18 pm

1 stop8h 18m

$261

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

dom. 1/25

8:30 am-11:57 pm

2 stops14h 27m

Aguadilla Borinquen

mié. 1/28

1:09 am-1:24 pm

2 stops13h 15m

$315

BuffaloCulebra

BUF - CPX

BUFCPX

Buffalo

jue. 4/2

6:00 am-4:13 pm

2 stops10h 13m

Culebra

mar. 4/14

10:30 am-10:45 pm

2 stops36h 15m

$1,796

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 $342.

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 $309 on momondo.

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

You could potentially save up to 9% 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

Fastest flight time	6h 21m
Direct flights	None

The fastest flight from Buffalo to Puerto Rico takes 6h 21m

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 $130	Free Cancellation	Rating 5.8 3,097 reviews	Search Frontier flights
Delta	PriceFrom $159	Free Cancellation	Rating 7.9 7,997 reviews	Search Delta flights
Southwest	PriceFrom $225	Free Cancellation	Rating 8.0 4,252 reviews	Search Southwest flights
JetBlue	PriceFrom $245	Free Cancellation	Rating 7.2 2,903 reviews	Search JetBlue flights
United Airlines	PriceFrom $250	Free Cancellation	Rating 7.4 9,043 reviews	Search United Airlines flights
American Airlines	PriceFrom $264	Free Cancellation	Rating 7.2 11,039 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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jue. 12/25

jue. 1/1

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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 $161

Flights to Mayagüezfrom $358

Cheap flights from Buffalo to Puerto Rico from $85

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 4/11. 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

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 May to fly from Buffalo, when ticket prices are also cheap, with an average price of $342.

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 9% 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?

JetBlue, Delta, 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

Fastest flight time

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