Find Cheap Flights from Buffalo to San Juan

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Buffalo to San Juan

(Round-trip)
Depart: Sat Sep 9 2017 Return: Tue Oct 17 2017 Trip spans 39 days
Delta
Delta
BUF
1:55a
SJU
8:08a
6h 13m
1 stop
SJU
9:30a
BUF
7:16p
9h 46m
1 stop
Depart: Sat Oct 28 2017 Return: Wed Nov 1 2017 Trip spans 5 days
United
United
BUF
3:16p
SJU
7:40a
16h 24m
2 stops
SJU
9:05a
BUF
6:42p
9h 37m
1 stop
Depart: Thu Aug 10 2017 Return: Thu Sep 14 2017 Trip spans 36 days
Major Airline
Major Airline
BUF
9:40p
SJU
7:20a
9h 40m
1 stop
SJU
9:05p
BUF
6:09a
9h 04m
1 stop
Depart: Thu Sep 21 2017 Return: Mon Sep 25 2017 Trip spans 5 days
JetBlue
JetBlue
BUF
7:07a
SJU
4:17p
9h 10m
1 stop
SJU
1:05a
BUF
10:09a
9h 04m
1 stop
Depart: Fri Jun 30 2017 Return: Tue Jul 4 2017 Trip spans 5 days
American Airlines
American Airlines
BUF
2:02a
SJU
10:36a
8h 34m
1 stop
SJU
10:45a
BUF
7:57p
9h 12m
1 stop
Depart: Tue Oct 31 2017 Return: Sat Nov 4 2017 Trip spans 5 days
Delta
Delta
BUF
1:50a
SJU
10:52a
9h 02m
1 stop
SJU
3:00a
BUF
10:29a
7h 29m
1 stop
Depart: Fri Aug 11 2017 Return: Fri Sep 15 2017 Trip spans 36 days
United
United
BUF
3:15a
SJU
8:20p
17h 05m
1 stop
SJU
9:45a
BUF
7:22p
9h 37m
1 stop
Depart: Thu Nov 30 2017 Return: Fri Dec 8 2017 Trip spans 9 days
Major Airline
Major Airline
BUF
11:01p
SJU
7:14a
8h 13m
3 stops
SJU
9:00p
BUF
7:04a
10h 04m
3 stops
Depart: Fri Dec 1 2017 Return: Sat Dec 9 2017 Trip spans 9 days
United
United
BUF
12:27p
SJU
10:15a
21h 48m
2 stops
SJU
12:25p
BUF
6:42p
6h 17m
1 stop
Depart: Fri Dec 8 2017 Return: Wed Dec 13 2017 Trip spans 6 days
Delta
Delta
BUF
4:02a
SJU
10:23a
6h 21m
1 stop
SJU
11:50a
BUF
7:08p
7h 18m
1 stop
Depart: Thu Oct 5 2017 Return: Sat Oct 21 2017 Trip spans 17 days
JetBlue
JetBlue
BUF
5:13p
SJU
11:47p
6h 34m
1 stop
SJU
1:05a
BUF
7:48a
6h 43m
1 stop
Depart: Sat Dec 9 2017 Return: Sun Dec 17 2017 Trip spans 9 days
Major Airline
Major Airline
BUF
12:30a
SJU
2:35p
14h 05m
2 stops
SJU
3:59a
BUF
1:42p
9h 43m
2 stops
Depart: Tue Nov 7 2017 Return: Sat Nov 11 2017 Trip spans 5 days
JetBlue
JetBlue
BUF
3:09p
SJU
10:48p
7h 39m
1 stop
SJU
2:00a
BUF
9:09a
7h 09m
1 stop
Depart: Sat Dec 2 2017 Return: Sat Dec 9 2017 Trip spans 8 days
United
United
BUF
6:05a
SJU
7:35p
13h 30m
1 stop
SJU
12:25p
BUF
6:42p
6h 17m
1 stop
Depart: Tue Oct 17 2017 Return: Sat Oct 21 2017 Trip spans 5 days
Delta
Delta
BUF
1:55a
SJU
8:08a
6h 13m
1 stop
SJU
3:00a
BUF
4:25p
13h 25m
2 stops
Depart: Thu Aug 24 2017 Return: Mon Aug 28 2017 Trip spans 5 days
Major Airline
Major Airline
BUF
4:00a
SJU
11:02a
7h 02m
1 stop
SJU
3:39a
BUF
10:00a
6h 21m
1 stop
Depart: Thu Aug 3 2017 Return: Mon Aug 7 2017 Trip spans 5 days
United
United
BUF
5:13p
SJU
9:15p
28h 02m
1 stop
SJU
9:15p
BUF
9:30a
12h 15m
1 stop
Depart: Thu Aug 17 2017 Return: Mon Aug 21 2017 Trip spans 5 days
JetBlue
JetBlue
BUF
5:34a
SJU
3:02p
9h 28m
1 stop
SJU
1:07a
BUF
7:59a
6h 52m
1 stop
Depart: Wed Jul 26 2017 Return: Sat Sep 9 2017 Trip spans 46 days
Major Airline
Major Airline
BUF
9:40p
SJU
5:04a
7h 24m
1 stop
SJU
3:16a
BUF
4:12p
12h 56m
1 stop
Depart: Wed Aug 2 2017 Return: Mon Aug 7 2017 Trip spans 6 days
United
United
BUF
10:00a
SJU
8:20p
10h 20m
1 stop
SJU
9:15p
BUF
9:30a
12h 15m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Buffalo
$290
Destination

San Juan
$290