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Cheap flights from Buffalo to San Juan Luis Munoz Marin Intl Airport from $70

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 San Juan Luis Munoz Marin Intl Airport departing on 5/12. 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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Find the cheapest flights from Buffalo to San Juan

Cheap round-trip flights

These are some of the best round-trip flight deals from Buffalo to San Juan that have been recently found on momondo from popular airlines, departing in the coming months.
11:24 am - 9:36 pmBUF-SJU
10h 12m1 stop
9:35 pm - 10:24 amSJU-BUF
12h 49m1 stop
$130Frontier
Find Deal
Wed, Mar 26 - Wed, Apr 2
11:24 am - 9:36 pmBUF-SJU
10h 12m1 stop
9:35 pm - 10:24 amSJU-BUF
12h 49m1 stop
$150Frontier
Find Deal
Wed, Mar 26 - Tue, Apr 1
12:17 pm - 11:07 pmBUF-SJU
10h 50m1 stop
2:42 pm - 12:07 amSJU-BUF
9h 25m1 stop
$295Delta
Find Deal
Mon, Mar 17 - Wed, Mar 19
10:57 am - 7:05 pmBUF-SJU
8h 08m1 stop
12:59 am - 11:30 amSJU-BUF
10h 31m1 stop
$296JetBlue
Find Deal
Tue, Mar 18 - Tue, Mar 18
4:00 pm - 11:16 pmBUF-SJU
7h 16m1 stop
6:35 am - 3:12 pmSJU-BUF
8h 37m1 stop
$303Delta
Find Deal
Mon, Mar 31 - Mon, Apr 14
5:16 am - 4:36 pmBUF-SJU
11h 20m2 stops
7:15 am - 6:18 pmSJU-BUF
11h 03m1 stop
$311American Airlines
Find Deal
Tue, May 6 - Tue, May 13
10:57 am - 7:05 pmBUF-SJU
8h 08m1 stop
4:00 am - 12:35 pmSJU-BUF
8h 35m1 stop
$337JetBlue
Find Deal
Tue, Mar 18 - Fri, Mar 21
12:50 pm - 11:40 pmBUF-SJU
10h 50m2 stops
1:30 pm - 10:46 pmSJU-BUF
9h 16m2 stops
$352American Airlines
Find Deal
Tue, Mar 25 - Wed, Apr 2
1:35 pm - 12:10 amBUF-SJU
10h 35m2 stops
9:55 pm - 11:05 amSJU-BUF
13h 10m1 stop
$363Southwest
Find Deal
Tue, Apr 1 - Sat, Apr 5
1:35 pm - 11:40 pmBUF-SJU
10h 05m1 stop
12:40 pm - 12:05 amSJU-BUF
11h 25m2 stops
$391Southwest
Find Deal
Tue, Apr 1 - Sat, Apr 5

Frontier flights from Buffalo to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Buffalo to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
Mar 26
BUF11:24 amBuffalo
10h 12m
1 stop
SJU9:36 pmSan Juan Luis Munoz Marin Intl
Apr 2
SJU9:35 pmSan Juan Luis Munoz Marin Intl
12h 49m
1 stop
BUF10:24 amBuffalo
Frontier
Mar 26
BUF11:24 amBuffalo
10h 12m
1 stop
SJU9:36 pmSan Juan Luis Munoz Marin Intl
Apr 1
SJU9:35 pmSan Juan Luis Munoz Marin Intl
12h 49m
1 stop
BUF10:24 amBuffalo
Frontier
Mar 25
BUF4:58 pmBuffalo
6h 43m
1 stop
SJU11:41 pmSan Juan Luis Munoz Marin Intl
Apr 2
SJU9:35 pmSan Juan Luis Munoz Marin Intl
12h 49m
1 stop
BUF10:24 amBuffalo

Delta flights from Buffalo to San Juan Luis Munoz Marin Intl Airport

Our best Delta deals on Buffalo to San Juan Luis Munoz Marin Intl Airport flight tickets
Delta
Mar 17
BUF12:17 pmBuffalo
10h 50m
1 stop
SJU11:07 pmSan Juan Luis Munoz Marin Intl
Mar 19
SJU2:42 pmSan Juan Luis Munoz Marin Intl
9h 25m
1 stop
BUF12:07 amBuffalo
Delta
Mar 31
BUF4:00 pmBuffalo
7h 16m
1 stop
SJU11:16 pmSan Juan Luis Munoz Marin Intl
Apr 14
SJU6:35 amSan Juan Luis Munoz Marin Intl
8h 37m
1 stop
BUF3:12 pmBuffalo
Delta
Mar 16
BUF6:18 amBuffalo
6h 45m
1 stop
SJU1:03 pmSan Juan Luis Munoz Marin Intl
Mar 20
SJU7:45 amSan Juan Luis Munoz Marin Intl
11h 22m
1 stop
BUF7:07 pmBuffalo

See travel insights to San Juan from

How to get the cheapest flight ticket from Buffalo to San Juan Luis Munoz Marin Intl Airport

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 typical price of a round-trip flight between Buffalo and San Juan Luis Munoz Marin Intl Airport?

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $342.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport 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. On the other hand, Sunday is the most expensive day to depart from Buffalo because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $468.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the evening when flights can be purchased for as low as $325. Flights at noon are often more expensive with an average ticket price of $468.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Buffalo when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $396 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Buffalo for as low as $328 on momondo.

How have Buffalo to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of February 2025, prices for Buffalo to San Juan Luis Munoz Marin Intl Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to San Juan Luis Munoz Marin Intl Airport (BUF to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to San Juan Luis Munoz Marin Intl Airport

Best Price Found

$70

Fastest flight time

6h 17m

Direct flights

None
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Buffalo in the past 72 hours is $70. The best round-trip flight deal from Buffalo to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $130.
The fastest flight from Buffalo to San Juan Luis Munoz Marin Intl Airport takes 6h 17m
There are no direct flights from Buffalo to San Juan Luis Munoz Marin Intl Airport. Popular non-direct route for this connection is Buffalo Airport - San Juan Luis Munoz Marin Intl Airport.

  • How far is Buffalo to San Juan Luis Munoz Marin Intl by plane?

    Buffalo and San Juan Luis Munoz Marin Intl are 1848.0 mi apart from one another. Typically, this will take 6h 17m by plane in normal conditions.

  • When did momondo last update prices for flights from Buffalo Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Buffalo Airport to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Buffalo Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Buffalo Airport to San Juan Luis Munoz Marin Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Buffalo to San Juan Luis Munoz Marin Intl Airport?


Best airlines flying from Buffalo to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Buffalo to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $144Free CancellationRating
6.0
3,351 reviews
Search Frontier flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
8,746 reviews
Search United Airlines flights
JetBluePriceFrom $258Free CancellationRating
7.4
3,065 reviews
Search JetBlue flights
DeltaPriceFrom $274Free CancellationRating
8.0
8,187 reviews
Search Delta flights
American AirlinesPriceFrom $311Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $334Free CancellationRating
8.1
4,385 reviews
Search Southwest flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Caguas
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to San Juan?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to San Juan. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to San Juan with flexible booking policies on momondo?

Flights from Buffalo to San Juan with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to San Juan?

Once you have performed a search for Buffalo to San Juan 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 San Juan right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Buffalo to San Juan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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