Latest deals
Insights
FAQs
Reviews
Price Alerts

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 3/23. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Buffalo to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:02 am - 8:34 pm
BUF
-
SJU
9h 32m
1 stop
United Airlines Logo
1:00 am - 9:53 am
SJU
-
BUF
8h 53m
2 stops
$222United Airlines
Sat, May 9 - Tue, May 12
Delta Logo
4:42 pm - 11:15 pm
BUF
-
SJU
6h 33m
1 stop
Delta Logo
6:15 am - 3:53 pm
SJU
-
BUF
9h 38m
1 stop
$226Delta
Sun, Apr 12 - Thu, Apr 16
Southwest Logo
5:00 pm - 11:15 pm
BUF
-
SJU
6h 15m
1 stop
Southwest Logo
5:05 am - 12:15 pm
SJU
-
BUF
7h 10m
1 stop
$227Southwest
Sat, May 2 - Wed, May 6
Multiple Airlines Logo
1:02 pm - 12:52 am
BUF
-
SJU
11h 50m
1 stop
Multiple Airlines Logo
6:30 pm - 11:19 pm
SJU
-
BUF
4h 49mnonstop
$229Multiple Airlines
Fri, Apr 10 - Fri, Apr 17
Southwest Logo
2:55 pm - 12:05 am
BUF
-
SJU
9h 10m
1 stop
Southwest Logo
5:05 am - 2:35 pm
SJU
-
BUF
9h 30m
1 stop
$232Southwest
Sun, May 31 - Tue, Jun 2
Frontier Logo
11:02 am - 2:01 am
BUF
-
SJU
14h 59m
1 stop
Frontier Logo
3:08 am - 10:49 am
SJU
-
BUF
7h 41m
1 stop
$234Frontier
Fri, May 1 - Fri, May 8
Multiple Airlines Logo
1:02 pm - 12:52 am
BUF
-
SJU
11h 50m
1 stop
Multiple Airlines Logo
6:30 pm - 11:19 pm
SJU
-
BUF
4h 49mnonstop
$235Multiple Airlines
Fri, Apr 10 - Fri, Apr 17
Frontier Logo
12:32 pm - 1:43 am
BUF
-
BQN
13h 11m
2 stops
Frontier Logo
2:43 am - 10:07 am
BQN
-
BUF
7h 24m
1 stop
$344Frontier
Mon, Apr 20 - Thu, Apr 23
JetBlue Logo
7:05 am - 1:46 am
BUF
-
BQN
18h 41m
1 stop
JetBlue Logo
2:25 pm - 10:29 pm
BQN
-
BUF
8h 04m
1 stop
$397JetBlue
Wed, May 6 - Wed, May 13
JetBlue Logo
2:28 pm - 1:46 am
BUF
-
BQN
11h 18m
2 stops
JetBlue Logo
2:25 pm - 10:29 pm
BQN
-
BUF
8h 04m
1 stop
$414JetBlue
Wed, May 6 - Wed, May 13

United Airlines flights from Buffalo to Puerto Rico

Our best United Airlines deals on Buffalo to Puerto Rico flight tickets
United Airlines
May 9
BUF11:02 amBuffalo
9h 32m
1 stop
SJU8:34 pmSan Juan Luis Munoz Marin Intl
May 12
SJU1:00 amSan Juan Luis Munoz Marin Intl
8h 53m
2 stops
BUF9:53 amBuffalo
$222
United Airlines
Apr 12
BUF6:00 amBuffalo
7h 45m
1 stop
SJU1:45 pmSan Juan Luis Munoz Marin Intl
Apr 16
SJU1:00 amSan Juan Luis Munoz Marin Intl
12h 13m
2 stops
BUF1:13 pmBuffalo
$237
United Airlines
Apr 28
BUF10:30 amBuffalo
10h 54m
2 stops
SJU9:24 pmSan Juan Luis Munoz Marin Intl
Apr 30
SJU1:00 amSan Juan Luis Munoz Marin Intl
8h 53m
2 stops
BUF9:53 amBuffalo
$257

American Airlines flights from Buffalo to Puerto Rico

Our best American Airlines deals on Buffalo to Puerto Rico flight tickets
American Airlines
Apr 18
BUF5:00 amBuffalo
17h 05m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
Apr 22
SJU1:25 pmSan Juan Luis Munoz Marin Intl
9h 54m
1 stop
BUF11:19 pmBuffalo
$242
American Airlines
Apr 15
BUF5:00 amBuffalo
17h 05m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
Apr 22
SJU6:00 amSan Juan Luis Munoz Marin Intl
17h 19m
1 stop
BUF11:19 pmBuffalo
$267
American Airlines
Apr 25
BUF7:28 pmBuffalo
15h 20m
1 stop
SJU10:48 amSan Juan Luis Munoz Marin Intl
May 2
SJU6:00 amSan Juan Luis Munoz Marin Intl
9h 29m
1 stop
BUF3:29 pmBuffalo
$289

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 March 5, 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

Cheapest round-trip

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 5/9

11:02 am-8:34 pm

1 stop9h 32m

San Juan Luis Munoz Marin Intl

Tue 5/12

1:00 am-9:53 am

2 stops8h 53m

$222

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 4/12

4:42 pm-11:15 pm

1 stop6h 33m

San Juan Luis Munoz Marin Intl

Thu 4/16

6:15 am-3:53 pm

1 stop9h 38m

$226
Quickest round-trip

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 5/2

5:00 pm-11:15 pm

1 stop6h 15m

San Juan Luis Munoz Marin Intl

Wed 5/6

5:05 am-12:15 pm

1 stop7h 10m

$227

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Fri 4/10

1:02 pm-12:52 am

1 stop11h 50m

San Juan Luis Munoz Marin Intl

Fri 4/17

6:30 pm-11:19 pm

Nonstop4h 49m

$229

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 5/31

2:55 pm-12:05 am

1 stop9h 10m

San Juan Luis Munoz Marin Intl

Tue 6/2

5:05 am-2:35 pm

1 stop9h 30m

$232

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Fri 5/1

11:02 am-2:01 am

1 stop14h 59m

San Juan Luis Munoz Marin Intl

Fri 5/8

3:08 am-10:49 am

1 stop7h 41m

$234

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Fri 4/10

1:02 pm-12:52 am

1 stop11h 50m

San Juan Luis Munoz Marin Intl

Fri 4/17

6:30 pm-11:19 pm

Nonstop4h 49m

$235

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Mon 4/20

12:32 pm-1:43 am

2 stops13h 11m

Aguadilla Borinquen

Thu 4/23

2:43 am-10:07 am

1 stop7h 24m

$344

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Wed 5/6

7:05 am-1:46 am

1 stop18h 41m

Aguadilla Borinquen

Wed 5/13

2:25 pm-10:29 pm

1 stop8h 04m

$397

BuffaloAguadilla

BUF - BQN

BUFBQN

Buffalo

Wed 5/6

2:28 pm-1:46 am

2 stops11h 18m

Aguadilla Borinquen

Wed 5/13

2:25 pm-10:29 pm

1 stop8h 04m

$414

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $345. 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 $295.
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 $120Free CancellationRating
7.9
8,250 reviews
Search Delta flights
FrontierPriceFrom $129Free CancellationRating
5.7
3,041 reviews
Search Frontier flights
JetBluePriceFrom $140Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
United AirlinesPriceFrom $211Free CancellationRating
7.4
9,388 reviews
Search United Airlines flights
SouthwestPriceFrom $225Free CancellationRating
8.0
4,307 reviews
Search Southwest flights
American AirlinesPriceFrom $231Free CancellationRating
7.1
11,381 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
Sat 4/4
Sat 4/11
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

Popular flights according to clicks in the last 7 days on momondo
Flights to San Juanfrom $89
Flights to Aguadillafrom $190
Flights to Mayagüezfrom $389