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Cheap flights from Buffalo to San Juan Luis Munoz Marin Intl Airport from $121

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 5/3. 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 San Juan

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Buffalo to San Juan.
Delta Logo
3:30 pm - 10:08 pmBUF-SJU
6h 38m1 stop
Delta Logo
1:10 pm - 11:50 pmSJU-BUF
10h 40m1 stop
$241Delta
Find Deal
Wed, Oct 1 - Wed, Oct 8
American Airlines Logo
6:17 am - 4:20 pmBUF-SJU
10h 03m2 stops
American Airlines Logo
11:50 am - 12:06 amSJU-BUF
12h 16m1 stop
$247American Airlines
Find Deal
Wed, Oct 1 - Tue, Oct 7
Frontier Logo
11:24 am - 9:38 pmBUF-SJU
10h 14m1 stop
Frontier Logo
9:30 pm - 9:01 amSJU-BUF
11h 31m1 stop
$298Frontier
Find Deal
Wed, Apr 16 - Wed, Apr 30
JetBlue Logo
8:19 pm - 2:50 amBUF-SJU
6h 31m1 stop
JetBlue Logo
1:30 pm - 9:57 pmSJU-BUF
8h 27m1 stop
$299JetBlue
Find Deal
Tue, Apr 22 - Fri, May 2
United Airlines Logo
6:00 am - 1:45 pmBUF-SJU
7h 45m1 stop
United Airlines Logo
1:25 pm - 11:36 pmSJU-BUF
10h 11m2 stops
$305United Airlines
Find Deal
Sun, May 11 - Tue, May 13
JetBlue Logo
6:30 pm - 1:29 amBUF-SJU
6h 59m1 stop
JetBlue Logo
3:33 am - 1:53 pmSJU-BUF
10h 20m1 stop
$307JetBlue
Find Deal
Fri, May 2 - Sat, May 10
Frontier Logo
4:03 pm - 12:48 amBUF-SJU
8h 45m1 stop
Frontier Logo
9:30 pm - 9:02 amSJU-BUF
11h 32m1 stop
$308Frontier
Find Deal
Thu, Apr 17 - Thu, Apr 24
Southwest Logo
3:35 pm - 11:30 pmBUF-SJU
7h 55m1 stop
Southwest Logo
5:35 am - 3:35 pmSJU-BUF
10h 00m2 stops
$323Southwest
Find Deal
Mon, May 5 - Thu, May 8
United Airlines Logo
7:00 am - 8:38 pmBUF-SJU
13h 38m2 stops
United Airlines Logo
1:05 am - 1:20 pmSJU-BUF
12h 15m2 stops
$331United Airlines
Find Deal
Sat, Apr 26 - Fri, May 2
Southwest Logo
6:00 am - 5:55 pmBUF-SJU
11h 55m2 stops
Southwest Logo
10:20 am - 6:15 pmSJU-BUF
7h 55m1 stop
$353Southwest
Find Deal
Sat, Apr 26 - Sat, May 3

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
Oct 1
BUF3:30 pmBuffalo
6h 38m
1 stop
SJU10:08 pmSan Juan Luis Munoz Marin Intl
Oct 8
SJU1:10 pmSan Juan Luis Munoz Marin Intl
10h 40m
1 stop
BUF11:50 pmBuffalo
Delta
May 7
BUF6:30 amBuffalo
6h 15m
1 stop
SJU12:45 pmSan Juan Luis Munoz Marin Intl
May 13
SJU12:50 pmSan Juan Luis Munoz Marin Intl
11h 03m
1 stop
BUF11:53 pmBuffalo
Delta
Jun 11
BUF6:30 amBuffalo
6h 55m
1 stop
SJU1:25 pmSan Juan Luis Munoz Marin Intl
Jun 18
SJU1:31 pmSan Juan Luis Munoz Marin Intl
11h 18m
1 stop
BUF12:49 amBuffalo

American Airlines flights from Buffalo to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Buffalo to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Oct 1
BUF6:17 amBuffalo
10h 03m
2 stops
SJU4:20 pmSan Juan Luis Munoz Marin Intl
Oct 7
SJU11:50 amSan Juan Luis Munoz Marin Intl
12h 16m
1 stop
BUF12:06 amBuffalo
American Airlines
Oct 1
BUF6:17 amBuffalo
10h 03m
2 stops
SJU4:20 pmSan Juan Luis Munoz Marin Intl
Oct 8
SJU12:00 pmSan Juan Luis Munoz Marin Intl
10h 52m
2 stops
BUF10:52 pmBuffalo
American Airlines
Apr 26
BUF12:54 pmBuffalo
11h 15m
2 stops
SJU12:09 amSan Juan Luis Munoz Marin Intl
May 3
SJU5:30 amSan Juan Luis Munoz Marin Intl
9h 57m
1 stop
BUF3:27 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 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 12 weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $402 when searching 12 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 $336 on momondo.

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

As of April 2025, prices for Buffalo to San Juan Luis Munoz Marin Intl Airport flights are approximately 7% cheaper 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

$121

Fastest flight time

6h 15m

Direct flights

None
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Buffalo in the past 72 hours is $121. 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 $241.
The fastest flight from Buffalo to San Juan Luis Munoz Marin Intl Airport takes 6h 15m
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 15m 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 $137Free CancellationRating
5.9
3,277 reviews
Search Frontier flights
JetBluePriceFrom $253Free CancellationRating
7.3
2,919 reviews
Search JetBlue flights
United AirlinesPriceFrom $254Free CancellationRating
7.4
8,618 reviews
Search United Airlines flights
DeltaPriceFrom $261Free CancellationRating
8.0
7,897 reviews
Search Delta flights
American AirlinesPriceFrom $311Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $338Free CancellationRating
8.0
4,276 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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