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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 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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
11:57 am - 1:53 am
BUF
-
BQN
13h 56m
1 stop
Frontier Logo
2:38 am - 10:49 am
BQN
-
BUF
8h 11m
1 stop
$213Frontier
Sun, Apr 12 - Fri, Apr 17
United Airlines Logo
10:00 am - 12:36 am
BUF
-
SJU
13h 36m
2 stops
United Airlines Logo
2:05 am - 9:48 am
SJU
-
BUF
8h 43m
1 stop
$222United Airlines
Tue, Mar 3 - Thu, Mar 5
Multiple Airlines Logo
7:17 pm - 9:54 am
BUF
-
SJU
13h 37m
1 stop
Multiple Airlines Logo
11:59 pm - 9:35 am
SJU
-
BUF
10h 36m
1 stop
$228Multiple Airlines
Tue, Mar 3 - Fri, Mar 6
Southwest Logo
5:00 pm - 11:15 pm
BUF
-
SJU
6h 15m
1 stop
Southwest Logo
2:00 pm - 9:45 pm
SJU
-
BUF
7h 45m
1 stop
$232Southwest
Sat, Apr 11 - Wed, Apr 15
Multiple Airlines Logo
11:25 am - 2:01 am
BUF
-
SJU
14h 36m
1 stop
Multiple Airlines Logo
5:01 am - 1:33 pm
SJU
-
BUF
8h 32m
1 stop
$233Multiple Airlines
Thu, May 7 - Tue, May 12
Frontier Logo
11:44 am - 2:01 am
BUF
-
SJU
14h 17m
1 stop
Frontier Logo
6:30 am - 7:13 pm
SJU
-
BUF
12h 43m
1 stop
$234Frontier
Sat, May 9 - Thu, May 14
Frontier Logo
8:08 pm - 12:40 am
BUF
-
SJU
28h 32m
1 stop
Frontier Logo
6:30 am - 7:13 pm
SJU
-
BUF
12h 43m
1 stop
$240Frontier
Thu, May 14 - Sun, May 17
United Airlines Logo
7:00 am - 9:26 pm
BUF
-
SJU
13h 26m
2 stops
United Airlines Logo
2:05 am - 9:48 am
SJU
-
BUF
8h 43m
1 stop
$242United Airlines
Tue, Mar 3 - Thu, Mar 5
JetBlue Logo
7:30 pm - 3:51 am
BUF
-
SJU
7h 21m
1 stop
JetBlue Logo
5:15 am - 12:55 pm
SJU
-
BUF
7h 40m
1 stop
$243JetBlue
Tue, Mar 3 - Wed, Mar 11
JetBlue Logo
7:30 pm - 3:52 am
BUF
-
BQN
7h 22m
1 stop
JetBlue Logo
1:32 am - 9:35 am
BQN
-
BUF
8h 03m
1 stop
$275JetBlue
Sat, Mar 7 - Tue, Mar 10

Southwest flights from Buffalo to Puerto Rico

Our best Southwest deals on Buffalo to Puerto Rico flight tickets
Southwest
Apr 11
BUF5:00 pmBuffalo
6h 15m
1 stop
SJU11:15 pmSan Juan Luis Munoz Marin Intl
Apr 15
SJU2:00 pmSan Juan Luis Munoz Marin Intl
7h 45m
1 stop
BUF9:45 pmBuffalo
$232
Southwest
Feb 26
BUF2:40 pmBuffalo
9h 25m
1 stop
SJU1:05 amSan Juan Luis Munoz Marin Intl
Mar 5
SJU6:20 pmSan Juan Luis Munoz Marin Intl
6h 50m
1 stop
BUF12:10 amBuffalo
$307
Southwest
Mar 1
BUF2:40 pmBuffalo
9h 55m
2 stops
SJU1:35 amSan Juan Luis Munoz Marin Intl
Mar 4
SJU6:10 amSan Juan Luis Munoz Marin Intl
7h 20m
1 stop
BUF12:30 pmBuffalo
$318

Delta flights from Buffalo to Puerto Rico

Our best Delta deals on Buffalo to Puerto Rico flight tickets
Delta
Apr 22
BUF12:09 pmBuffalo
11h 03m
1 stop
SJU11:12 pmSan Juan Luis Munoz Marin Intl
Apr 30
SJU1:25 pmSan Juan Luis Munoz Marin Intl
11h 25m
1 stop
BUF12:50 amBuffalo
$258
Delta
Mar 2
BUF3:39 pmBuffalo
7h 17m
1 stop
SJU11:56 pmSan Juan Luis Munoz Marin Intl
Mar 4
SJU3:55 pmSan Juan Luis Munoz Marin Intl
8h 31m
1 stop
BUF11:26 pmBuffalo
$269
Delta
Mar 3
BUF11:52 amBuffalo
11h 04m
1 stop
SJU11:56 pmSan Juan Luis Munoz Marin Intl
Mar 13
SJU7:30 amSan Juan Luis Munoz Marin Intl
11h 13m
1 stop
BUF6:43 pmBuffalo
$279

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 22, 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

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Sun 4/12

11:57 am-1:53 am

1 stop13h 56m

Aguadilla Borinquen

Fri 4/17

2:38 am-10:49 am

1 stop8h 11m

$213

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/3

10:00 am-12:36 am

2 stops13h 36m

San Juan Luis Munoz Marin Intl

Thu 3/5

2:05 am-9:48 am

1 stop8h 43m

$222

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/3

7:17 pm-9:54 am

1 stop13h 37m

San Juan Luis Munoz Marin Intl

Fri 3/6

11:59 pm-9:35 am

1 stop10h 36m

$228

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 4/11

5:00 pm-11:15 pm

1 stop6h 15m

San Juan Luis Munoz Marin Intl

Wed 4/15

2:00 pm-9:45 pm

1 stop7h 45m

$232

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Thu 5/7

11:25 am-2:01 am

1 stop14h 36m

San Juan Luis Munoz Marin Intl

Tue 5/12

5:01 am-1:33 pm

1 stop8h 32m

$233

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 5/9

11:44 am-2:01 am

1 stop14h 17m

San Juan Luis Munoz Marin Intl

Thu 5/14

6:30 am-7:13 pm

1 stop12h 43m

$234

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Thu 5/14

8:08 pm-12:40 am

1 stop28h 32m

San Juan Luis Munoz Marin Intl

Sun 5/17

6:30 am-7:13 pm

1 stop12h 43m

$240

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/3

7:00 am-9:26 pm

2 stops13h 26m

San Juan Luis Munoz Marin Intl

Thu 3/5

2:05 am-9:48 am

1 stop8h 43m

$242

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/3

7:30 pm-3:51 am

1 stop7h 21m

San Juan Luis Munoz Marin Intl

Wed 3/11

5:15 am-12:55 pm

1 stop7h 40m

$243

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Sat 3/7

7:30 pm-3:52 am

1 stop7h 22m

Aguadilla Borinquen

Tue 3/10

1:32 am-9:35 am

1 stop8h 03m

$275

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 $303.

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 $291. 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 $604.

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 $378 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?

You could potentially save up to 2% 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

Best Price Found

$168

Fastest flight time

3h 49m

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 $168. The best round-trip flight deal from Buffalo to Puerto Rico found on momondo in the last 72 hours is $290.
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. 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?

  • 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
8,240 reviews
Search Delta flights
FrontierPriceFrom $129Free CancellationRating
5.7
3,045 reviews
Search Frontier flights
JetBluePriceFrom $140Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights
United AirlinesPriceFrom $211Free CancellationRating
7.4
9,341 reviews
Search United Airlines flights
SouthwestPriceFrom $225Free CancellationRating
8.0
4,299 reviews
Search Southwest flights
American AirlinesPriceFrom $231Free CancellationRating
7.2
11,338 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.
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Find better results for your trip to Puerto Rico

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