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Cheap flights from Buffalo to Puerto Rico from $95

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 4/8. 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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0 bags

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Find the cheapest flights from Buffalo to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:04 pm - 2:25 am
BUF
-
SJU
13h 21m
1 stop
Frontier Logo
5:55 pm - 7:49 am
SJU
-
BUF
14h 54m
1 stop
$206Frontier
Sun, Mar 1 - Sat, Mar 7
Multiple Airlines Logo
11:25 am - 2:01 am
BUF
-
SJU
14h 36m
1 stop
Multiple Airlines Logo
12:00 pm - 9:25 pm
SJU
-
BUF
9h 25m
1 stop
$207Multiple Airlines
Fri, May 8 - Tue, May 12
Multiple Airlines Logo
3:00 pm - 11:58 pm
BUF
-
SJU
7h 58m
1 stop
Multiple Airlines Logo
7:09 pm - 4:10 pm
SJU
-
BUF
22h 01m
1 stop
$208Multiple Airlines
Sun, Feb 22 - Thu, Feb 26
Frontier Logo
11:25 am - 10:48 pm
BUF
-
SJU
11h 23m
1 stop
Frontier Logo
6:30 am - 10:49 am
SJU
-
BUF
28h 19m
1 stop
$211Frontier
Mon, May 4 - Fri, May 8
Delta Logo
7:00 am - 4:50 pm
BUF
-
SJU
8h 50m
1 stop
Delta Logo
6:02 pm - 12:14 am
SJU
-
BUF
7h 12m
1 stop
$212Delta
Tue, Mar 3 - Thu, Mar 5
Multiple Airlines Logo
3:05 pm - 10:32 pm
BUF
-
SJU
6h 27m
1 stop
Multiple Airlines Logo
5:25 pm - 9:52 am
SJU
-
BUF
17h 27m
1 stop
$213Multiple Airlines
Mon, Feb 23 - Sat, Feb 28
Multiple Airlines Logo
1:48 pm - 2:22 pm
BUF
-
SJU
23h 34m
1 stop
Multiple Airlines Logo
6:27 pm - 12:44 pm
SJU
-
BUF
19h 17m
1 stop
$214Multiple Airlines
Mon, Feb 23 - Thu, Feb 26
United Airlines Logo
10:50 am - 11:09 pm
BUF
-
BQN
12h 19m
2 stops
United Airlines Logo
12:15 am - 1:13 pm
BQN
-
BUF
12h 58m
2 stops
$342United Airlines
Sat, Apr 25 - Tue, Apr 28
JetBlue Logo
3:05 pm - 11:59 pm
BUF
-
BQN
7h 54m
1 stop
JetBlue Logo
4:35 pm - 11:33 pm
BQN
-
BUF
7h 58m
1 stop
$349JetBlue
Mon, Feb 23 - Thu, Feb 26
JetBlue Logo
3:05 pm - 11:59 pm
BUF
-
BQN
7h 54m
1 stop
JetBlue Logo
4:35 pm - 11:33 pm
BQN
-
BUF
7h 58m
1 stop
$392JetBlue
Mon, Feb 23 - Thu, Feb 26

JetBlue flights from Buffalo to Puerto Rico

Our best JetBlue deals on Buffalo to Puerto Rico flight tickets
JetBlue
May 19
BUF7:39 pmBuffalo
6h 28m
1 stop
SJU2:07 amSan Juan Luis Munoz Marin Intl
May 28
SJU1:50 pmSan Juan Luis Munoz Marin Intl
10h 05m
1 stop
BUF11:55 pmBuffalo
$223
JetBlue
May 18
BUF7:39 pmBuffalo
6h 28m
1 stop
SJU2:07 amSan Juan Luis Munoz Marin Intl
May 23
SJU6:20 pmSan Juan Luis Munoz Marin Intl
4h 25m
BUF10:45 pmBuffalo
$239
JetBlue
Feb 26
BUF7:30 pmBuffalo
7h 21m
1 stop
SJU3:51 amSan Juan Luis Munoz Marin Intl
Mar 1
SJU6:10 amSan Juan Luis Munoz Marin Intl
7h 54m
1 stop
BUF1:04 pmBuffalo
$244

United Airlines flights from Buffalo to Puerto Rico

Our best United Airlines deals on Buffalo to Puerto Rico flight tickets
United Airlines
Feb 22
BUF7:00 amBuffalo
7h 40m
1 stop
SJU3:40 pmSan Juan Luis Munoz Marin Intl
Feb 25
SJU2:05 amSan Juan Luis Munoz Marin Intl
12h 07m
2 stops
BUF1:12 pmBuffalo
$212
United Airlines
Feb 23
BUF6:07 amBuffalo
6h 10m
1 stop
SJU1:17 pmSan Juan Luis Munoz Marin Intl
Mar 3
SJU2:05 amSan Juan Luis Munoz Marin Intl
12h 07m
2 stops
BUF1:12 pmBuffalo
$222
United Airlines
Feb 25
BUF6:07 amBuffalo
14h 19m
2 stops
SJU9:26 pmSan Juan Luis Munoz Marin Intl
Mar 5
SJU2:05 amSan Juan Luis Munoz Marin Intl
8h 43m
1 stop
BUF9:48 amBuffalo
$230

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Puerto Rico that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Buffalo to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 3/1

12:04 pm-2:25 am

1 stop13h 21m

San Juan Luis Munoz Marin Intl

Sat 3/7

5:55 pm-7:49 am

1 stop14h 54m

$206

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Fri 5/8

11:25 am-2:01 am

1 stop14h 36m

San Juan Luis Munoz Marin Intl

Tue 5/12

12:00 pm-9:25 pm

1 stop9h 25m

$207

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 2/22

3:00 pm-11:58 pm

1 stop7h 58m

San Juan Luis Munoz Marin Intl

Thu 2/26

7:09 pm-4:10 pm

1 stop22h 01m

$208

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 5/4

11:25 am-10:48 pm

1 stop11h 23m

San Juan Luis Munoz Marin Intl

Fri 5/8

6:30 am-10:49 am

1 stop28h 19m

$211

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/3

7:00 am-4:50 pm

1 stop8h 50m

San Juan Luis Munoz Marin Intl

Thu 3/5

6:02 pm-12:14 am

1 stop7h 12m

$212

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 2/23

3:05 pm-10:32 pm

1 stop6h 27m

San Juan Luis Munoz Marin Intl

Sat 2/28

5:25 pm-9:52 am

1 stop17h 27m

$213

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 2/23

1:48 pm-2:22 pm

1 stop23h 34m

San Juan Luis Munoz Marin Intl

Thu 2/26

6:27 pm-12:44 pm

1 stop19h 17m

$214

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Sat 4/25

10:50 am-11:09 pm

2 stops12h 19m

Aguadilla Borinquen

Tue 4/28

12:15 am-1:13 pm

2 stops12h 58m

$342

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

$349

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

$392

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $306.

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 Monday. momondo users have found tickets for Monday departures for as low as $290. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Saturday, with ticket prices averaging around $635.

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 $379 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 $288 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

$333

Fastest flight time

3h 49m

Direct flights

Tue, Thu, Sat and Sun

Airports in Puerto Rico

20 airports
The best flight deal from Buffalo to Puerto Rico found on momondo in the last 72 hours is $333
The fastest flight from Buffalo to Puerto Rico takes 3h 49m
Direct flights go from Buffalo to Puerto Rico on Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.
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?

  • 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?

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
DeltaPriceFrom $126Free CancellationRating
7.9
8,183 reviews
Search Delta flights
FrontierPriceFrom $129Free CancellationRating
5.7
3,052 reviews
Search Frontier flights
JetBluePriceFrom $192Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
SouthwestPriceFrom $225Free CancellationRating
8.0
4,282 reviews
Search Southwest flights
American AirlinesPriceFrom $231Free CancellationRating
7.2
11,272 reviews
Search American Airlines flights
United AirlinesPriceFrom $239Free CancellationRating
7.4
9,282 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

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