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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Buffalo from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan Luis Munoz Marin Intl Airport to Buffalo departing on 8/4. 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 San Juan Luis Munoz Marin Intl Airport to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:06 am - 7:07 pm
SJU
-
BUF
16h 01m
1 stop
Frontier Logo
8:57 pm - 1:54 am
BUF
-
SJU
28h 57m
1 stop
$256Frontier
Thu, Aug 27 - Tue, Sep 1
Frontier Logo
8:00 am - 8:16 pm
SJU
-
BUF
12h 16m
1 stop
Frontier Logo
10:05 pm - 7:57 am
BUF
-
SJU
9h 52m
1 stop
$276Frontier
Thu, Jul 9 - Sat, Jul 18
Multiple Airlines Logo
6:20 pm - 10:58 pm
SJU
-
BUF
4h 38mnonstop
Multiple Airlines Logo
7:57 pm - 7:57 am
BUF
-
SJU
12h 00m
1 stop
$286Multiple Airlines
Wed, Jul 1 - Wed, Aug 12
JetBlue Logo
6:20 pm - 11:09 pm
SJU
-
BUF
4h 49mnonstop
JetBlue Logo
7:16 am - 11:11 am
BUF
-
SJU
3h 55mnonstop
$290JetBlue
Fri, Jun 5 - Mon, Jun 8
Frontier Logo
8:00 am - 8:16 pm
SJU
-
BUF
12h 16m
1 stop
Frontier Logo
7:57 pm - 11:29 pm
BUF
-
SJU
27h 32m
1 stop
$296Frontier
Tue, Aug 4 - Mon, Aug 10
JetBlue Logo
6:20 pm - 11:09 pm
SJU
-
BUF
4h 49mnonstop
JetBlue Logo
7:16 am - 11:11 am
BUF
-
SJU
3h 55mnonstop
$300JetBlue
Sat, May 23 - Wed, May 27
Frontier Logo
6:00 am - 7:07 pm
SJU
-
BUF
13h 07m
1 stop
Frontier Logo
8:57 pm - 1:54 am
BUF
-
SJU
28h 57m
1 stop
$301Frontier
Wed, Aug 26 - Tue, Sep 1
Delta Logo
7:00 am - 2:39 pm
SJU
-
BUF
7h 39m
1 stop
Delta Logo
6:25 am - 1:00 pm
BUF
-
SJU
6h 35m
1 stop
$302Delta
Wed, Sep 16 - Sat, Sep 19
Multiple Airlines Logo
6:00 am - 7:07 pm
SJU
-
BUF
13h 07m
1 stop
Multiple Airlines Logo
8:00 am - 12:33 pm
BUF
-
SJU
4h 33mnonstop
$306Multiple Airlines
Tue, Sep 1 - Sat, Sep 12
JetBlue Logo
6:15 pm - 10:53 pm
SJU
-
BUF
4h 38mnonstop
JetBlue Logo
8:00 am - 12:33 pm
BUF
-
SJU
4h 33mnonstop
$310JetBlue
Sat, Sep 26 - Sat, Oct 3

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

Our best Frontier deals on San Juan Luis Munoz Marin Intl Airport to Buffalo flight tickets
Frontier
Jul 9
SJU8:00 amSan Juan Luis Munoz Marin Intl
12h 16m
1 stop
BUF8:16 pmBuffalo
Jul 14
BUF9:02 pmBuffalo
26h 27m
1 stop
SJU11:29 pmSan Juan Luis Munoz Marin Intl
$276
Frontier
Aug 4
SJU8:00 amSan Juan Luis Munoz Marin Intl
12h 16m
1 stop
BUF8:16 pmBuffalo
Aug 10
BUF7:57 pmBuffalo
27h 32m
1 stop
SJU11:29 pmSan Juan Luis Munoz Marin Intl
$296
Frontier
Aug 4
SJU7:30 amSan Juan Luis Munoz Marin Intl
30h 23m
2 stops
BUF1:53 pmBuffalo
Aug 10
BUF2:50 pmBuffalo
33h 51m
2 stops
SJU12:41 amSan Juan Luis Munoz Marin Intl
$320

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

Our best American Airlines deals on San Juan Luis Munoz Marin Intl Airport to Buffalo flight tickets
American Airlines
Aug 5
SJU6:51 amSan Juan Luis Munoz Marin Intl
7h 35m
1 stop
BUF2:26 pmBuffalo
Aug 10
BUF6:50 amBuffalo
17h 09m
1 stop
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$336
American Airlines
May 15
SJU6:00 amSan Juan Luis Munoz Marin Intl
10h 32m
2 stops
BUF4:32 pmBuffalo
May 18
BUF11:49 amBuffalo
10h 16m
2 stops
SJU10:05 pmSan Juan Luis Munoz Marin Intl
$501
American Airlines
May 16
SJU6:00 amSan Juan Luis Munoz Marin Intl
9h 29m
1 stop
BUF3:29 pmBuffalo
May 24
BUF11:00 amBuffalo
12h 01m
2 stops
SJU11:01 pmSan Juan Luis Munoz Marin Intl
$511

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport to Buffalo 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 May 13, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Thu 8/27

3:06 am-7:07 pm

1 stop16h 01m

Buffalo

Tue 9/1

8:57 pm-1:54 am

1 stop28h 57m

$256

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Thu 7/9

8:00 am-8:16 pm

1 stop12h 16m

Buffalo

Sat 7/18

10:05 pm-7:57 am

1 stop9h 52m

$276

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Wed 7/1

6:20 pm-10:58 pm

Nonstop4h 38m

Buffalo

Wed 8/12

7:57 pm-7:57 am

1 stop12h 00m

$286
Quickest round-trip

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Fri 6/5

6:20 pm-11:09 pm

Nonstop4h 49m

Buffalo

Mon 6/8

7:16 am-11:11 am

Nonstop3h 55m

$290

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Tue 8/4

8:00 am-8:16 pm

1 stop12h 16m

Buffalo

Mon 8/10

7:57 pm-11:29 pm

1 stop27h 32m

$296

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Sat 5/23

6:20 pm-11:09 pm

Nonstop4h 49m

Buffalo

Wed 5/27

7:16 am-11:11 am

Nonstop3h 55m

$300

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Wed 8/26

6:00 am-7:07 pm

1 stop13h 07m

Buffalo

Tue 9/1

8:57 pm-1:54 am

1 stop28h 57m

$301

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Wed 9/16

7:00 am-2:39 pm

1 stop7h 39m

Buffalo

Sat 9/19

6:25 am-1:00 pm

1 stop6h 35m

$302

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Tue 9/1

6:00 am-7:07 pm

1 stop13h 07m

Buffalo

Sat 9/12

8:00 am-12:33 pm

Nonstop4h 33m

$306

San JuanBuffalo

SJU - BUF

SJUBUF

San Juan Luis Munoz Marin Intl

Sat 9/26

6:15 pm-10:53 pm

Nonstop4h 38m

Buffalo

Sat 10/3

8:00 am-12:33 pm

Nonstop4h 33m

$310

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 Buffalo from

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

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 San Juan Luis Munoz Marin Intl Airport and Buffalo?

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of September, then book flights to Buffalo from San Juan Luis Munoz Marin Intl Airport during February instead. Flights to Buffalo in February, while not as cheap as those in September, still average around $256.

What is the cheapest San Juan Luis Munoz Marin Intl to Buffalo flight route?

Fly from San Juan Luis Munoz Marin Intl to Buffalo for the best San Juan Luis Munoz Marin Intl - Buffalo flight prices

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

You are more likely to see cheaper flights to Buffalo from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from San Juan Luis Munoz Marin Intl Airport for as low as $267 on momondo.

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

As of May 2026, prices for San Juan Luis Munoz Marin Intl Airport to Buffalo flights are approximately 3% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$168

Fastest flight time

4h 25m

Direct flights

Tue, Thu, Sat and Sun

Airports in Buffalo

1 airport
The best one-way flight to Buffalo from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is $168. The best round-trip flight deal from San Juan Luis Munoz Marin Intl Airport to Buffalo found on momondo in the last 72 hours is $345.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Buffalo takes 4h 25m
Direct flights go from San Juan Luis Munoz Marin Intl Airport to Buffalo on Tuesday, Thursday, Saturday and Sunday. The only airline offering direct flights is JetBlue.
There is 1 airport in Buffalo. From San Juan Luis Munoz Marin Intl Airport there are direct flights to Buffalo (BUF).
Search flight deals

Frequently asked questions about flying from San Juan Luis Munoz Marin Intl Airport to Buffalo

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

    The distance between San Juan Luis Munoz Marin Intl and Buffalo is about 1848.0 mi. Flights usually cover this in 4h 25m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to Buffalo Airport were last updated today.

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

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

    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 San Juan Luis Munoz Marin Intl Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $102Free CancellationRating
7.9
8,453 reviews
Search Delta flights
FrontierPriceFrom $124Free CancellationRating
5.6
2,953 reviews
Search Frontier flights
SouthwestPriceFrom $195Free CancellationRating
8.0
4,298 reviews
Search Southwest flights
American AirlinesPriceFrom $215Free CancellationRating
7.1
11,666 reviews
Search American Airlines flights
JetBluePriceFrom $239Free CancellationRating
7.1
2,974 reviews
Search JetBlue flights

  • JetBlue Flights From San Juan Luis Munoz Marin Intl Airport to Buffalo

    Across 4 JetBlue flights from San Juan Luis Munoz Marin Intl Airport to Buffalo this week, the average price was $353, with the best JetBlue deals starting from $239 round-trip. 2,974 users have rated JetBlue on momondo, with an average score of 7.1/10.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Tonawanda
Grand Island
Williamsville
Orchard Park
Bowmansville
West Seneca
Lockport
East Aurora
Eden
Angola

Why use momondo?

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

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

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

Yes. All flights to Buffalo from San Juan on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buffalo from San Juan.

I’m not ready to book a flight from San Juan to Buffalo right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Juan to Buffalo 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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