$104+ Cheap flights from San Juan to Buffalo (BUF)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BUF
Oct 2 — Oct 91
Round-trip
1 adult, Economy
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Find cheap flights from San Juan to Buffalo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Juan to Buffalo are usually found in February or January, booked 76 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from San Juan to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Juan to BuffaloExplore the most affordable flight options available from San Juan to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 2, 2026.
Explore the most affordable flight options available from San Juan to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 2, 2026.
This Expedia deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:57 am -
1 stop14h 52m
Tue 10/136:51 pm -
1 stop19h 45m
Deal found 8/27![Frontier logo]()
$214
This FlightHub deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:57 am -
1 stop14h 48m
Tue 9/296:51 pm -
1 stop14h 44m
Deal found 8/28![Frontier logo]()
$217
This CheapOair deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:57 am -
1 stop14h 52m
Tue 10/66:51 pm -
1 stop7h 01m
Deal found 8/31![Frontier logo]()
$240
This Cheapflightsfares deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:15 pm -
Nonstop4h 35m
Fri 10/238:15 am -
Nonstop4h 39m
Deal found 8/31![JetBlue logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:11 pm -
1 stop19h 48m
Tue 10/136:51 pm -
1 stop14h 27m
Deal found 8/30![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:11 pm -
1 stop19h 48m
Tue 10/206:51 pm -
1 stop7h 02m
Deal found 8/31![Frontier logo]()
$252
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:30 am -
1 stop7h 31m
Mon 11/166:58 pm -
1 stop17h 05m
Deal found 8/28![American Airlines logo]()
$253
This JetBlue deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:15 pm -
Nonstop4h 35m
Sat 10/248:15 am -
Nonstop4h 39m
Deal found 8/31![JetBlue logo]()
$255
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:41 pm -
1 stop6h 22m
Mon 10/197:53 pm -
1 stop16h 16m
Deal found 9/1![American Airlines logo]()
$258
Best flights from San Juan to BuffaloDiscover carefully curated flight deals from San Juan to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 2, 2026.
Discover carefully curated flight deals from San Juan to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 2, 2026.
This Southwest deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:35 pm -
1 stop6h 10m
Mon 10/194:30 pm -
1 stop6h 40m
Deal found 8/29![Southwest logo]()
$272
This United Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:20 pm -
1 stop6h 52m
Wed 9/307:00 am -
2 stops13h 38m
Deal found 8/30![United Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:45 am -
1 stop8h 26m
Sat 10/316:00 am -
1 stop10h 48m
Deal found 8/29![Delta logo]()
$304
This JetBlue deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:00 am -
1 stop10h 20m
Sat 10/248:15 am -
Nonstop4h 39m
Deal found 8/31![JetBlue logo]()
$369
This Priceline deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/63:10 am -
1 stop14h 59m
Sat 9/1211:05 am -
Nonstop4h 41m
Deal found 8/28![Multiple Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:00 am -
2 stops12h 16m
Wed 9/306:30 am -
1 stop7h 15m
Deal found 8/29![United Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:35 pm -
1 stop6h 05m
Sat 10/3111:30 am -
1 stop6h 20m
Deal found 9/1![Southwest logo]()
$299
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:35 pm -
1 stop6h 05m
Sun 10/49:00 am -
2 stops8h 00m
Deal found 9/1![Southwest logo]()
$305
This United Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:00 am -
2 stops8h 35m
Sat 10/316:00 am -
2 stops14h 00m
Deal found 8/29![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:00 am -
2 stops14h 07m
Mon 9/76:00 am -
1 stop7h 45m
Deal found 8/29![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:45 am -
2 stops9h 25m
Tue 9/86:00 am -
1 stop6h 50m
Deal found 8/31![Southwest logo]()
$431
Last-minute flights from San Juan to BuffaloDiscover last-minute flight deals from San Juan to Buffalo. Data last updated September 2, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Buffalo. Data last updated September 2, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:57 am -
1 stop14h 48m
Tue 9/296:51 pm -
1 stop14h 44m
Deal found 8/28![Frontier logo]()
$217
This CheapOair deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:57 am -
1 stop14h 52m
Tue 10/66:51 pm -
1 stop7h 01m
Deal found 8/31![Frontier logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:55 pm -
2 stops41h 55m
Tue 10/66:51 pm -
1 stop7h 01m
Deal found 9/1![Frontier logo]()
$261
This Expedia deal was found by Cheapflights users on 8/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:57 am -
1 stop14h 52m
Tue 10/136:51 pm -
1 stop19h 45m
Deal found 8/27![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:11 pm -
1 stop19h 48m
Tue 10/136:51 pm -
1 stop14h 27m
Deal found 8/30![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:11 pm -
1 stop19h 48m
Tue 10/206:51 pm -
1 stop7h 02m
Deal found 8/31![Frontier logo]()
$252
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:41 pm -
1 stop6h 22m
Mon 10/197:53 pm -
1 stop16h 16m
Deal found 9/1![American Airlines logo]()
$258
This Cheapflightsfares deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:15 pm -
Nonstop4h 35m
Fri 10/238:15 am -
Nonstop4h 39m
Deal found 8/31![JetBlue logo]()
$246
This JetBlue deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:15 pm -
Nonstop4h 35m
Sat 10/248:15 am -
Nonstop4h 39m
Deal found 8/31![JetBlue logo]()
$255
One-way flights from San Juan to BuffaloSearch for one-way flight options from San Juan to Buffalo. Find affordable one-way fares based on user searches. Data last updated September 2, 2026.
Search for one-way flight options from San Juan to Buffalo. Find affordable one-way fares based on user searches. Data last updated September 2, 2026.
This Super.com deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
1 stop8h 28m
Deal found 8/29![JetBlue logo]()
$104
This American Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:20 am -
2 stops10h 50m
Deal found 8/31![American Airlines logo]()
$105
This Super.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:57 am -
1 stop14h 48m
Deal found 9/1![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:42 am -
1 stop7h 07m
Deal found 8/28![Frontier logo]()
$107
This Priceline deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:42 pm -
1 stop23h 03m
Deal found 9/1![Frontier logo]()
$113
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:15 am -
1 stop6h 25m
Deal found 8/31![Southwest logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:57 am -
1 stop14h 48m
Deal found 8/28![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:42 pm -
1 stop23h 10m
Deal found 8/31![Frontier logo]()
$120
This FlightHub deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:08 pm -
1 stop24h 19m
Deal found 9/1![Frontier logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:30 am -
1 stop30h 20m
Deal found 9/1![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:59 pm -
1 stop21h 04m
Deal found 9/1![Frontier logo]()
$124
Find flight deals from San Juan to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 2, 2026.
Round-trip from | $214 (Expedia) |
|---|---|
One-way from | $104 (Super.com) |
Popular in | November |
Cheapest in | February |
Average price | $316 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan 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, Cheapflights users made 7,457,451 searches. Data last updated September 2, 2026.
Use the filters below to find and compare flights from San Juan to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Fri 10/9
5:35 pm-11:45 pm
1 stop6h 10m
Buffalo
Mon 10/19
4:30 pm-11:10 pm
1 stop6h 40m
$272
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Tue 9/15
4:20 pm-11:12 pm
1 stop6h 52m
Buffalo
Wed 9/30
7:00 am-8:38 pm
2 stops13h 38m
$282
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Fri 9/11
1:00 am-1:16 pm
2 stops12h 16m
Buffalo
Wed 9/30
6:30 am-1:45 pm
1 stop7h 15m
$282
Quickest round-trip
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 10/1
5:35 pm-11:40 pm
1 stop6h 05m
Buffalo
Sat 10/31
11:30 am-5:50 pm
1 stop6h 20m
$299
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Fri 10/23
6:45 am-3:11 pm
1 stop8h 26m
Buffalo
Sat 10/31
6:00 am-4:48 pm
1 stop10h 48m
$304
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 10/1
5:35 pm-11:40 pm
1 stop6h 05m
Buffalo
Sun 10/4
9:00 am-5:00 pm
2 stops8h 00m
$305
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Wed 10/21
10:00 am-8:20 pm
1 stop10h 20m
Buffalo
Sat 10/24
8:15 am-12:54 pm
Nonstop4h 39m
$369
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 10/22
1:00 am-9:35 am
2 stops8h 35m
Buffalo
Sat 10/31
6:00 am-8:00 pm
2 stops14h 00m
$394
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Sat 9/5
7:00 am-9:07 pm
2 stops14h 07m
Buffalo
Mon 9/7
6:00 am-1:45 pm
1 stop7h 45m
$399
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Sun 9/6
3:10 am-6:09 pm
1 stop14h 59m
Buffalo
Sat 9/12
11:05 am-3:46 pm
Nonstop4h 41m
$401
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from San Juan to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from San Juan with our price prediction graph.
PR1-BUF
SJU-BUF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Juan to Buffalo
PR1-BUF
SJU-BUF
What is the cheapest month to book a flight from San Juan to Buffalo?
Currently, February is the cheapest month in which you can book a flight from San Juan to Buffalo (average of $256). Flying from San Juan to Buffalo in November is currently the most expensive (average of $455). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SJU to BUF?
Find hourly flight availability from San Juan to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 2, 2026.
When flying from San Juan to Buffalo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from San Juan to Buffalo?
Airfare is below average for this route at the moment.
San Juan to Buffalo flights typically cost between $266 and $405 in September.The cheapest round-trip price found within the last 5 days was $214 on Frontier (Sep 30-Oct 6).
How far ahead should I book a flight from San Juan to Buffalo?
Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan to Buffalo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated September 2, 2026.
Read through reviews of airlines operating flights from San Juan to Buffalo, such as Southwest,Delta, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Related info for your journey
Find useful and relevant information for your journey from San Juan to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Amherst
Williamsville
Orchard Park
Eden
Bowmansville
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Alternative routes for San Juan to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 2, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Juan to Buffalo by cabin class
Find flights from San Juan to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Juan and Buffalo flights
Browse other San Juan and Buffalo flight options. Last updated on September 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from San Juan to Buffalo
Discover the top 5 airlines that operate flights from San Juan to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$102 | Average$312 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$124 | Average$286 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$195 | Average$400 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$218 | Average$390 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$239 | Average$353 | FlexibilityNo cancel fee | On-time62% |