$94+ Cheap flights from Luis Munoz Marin Intl (SJU) to Buffalo (BUF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BUF
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from Luis Munoz Marin Intl 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Luis Munoz Marin Intl to Buffalo are usually found in February or January, booked 51 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Luis Munoz Marin Intl to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Luis Munoz Marin Intl to BuffaloExplore the most affordable flight options available from Luis Munoz Marin Intl to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Luis Munoz Marin Intl to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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.
Fri 12/45:01 am -
1 stop8h 18m
Mon 12/72:39 pm -
1 stop10h 34m
Deal found 9/21![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Sat 10/173:00 am -
1 stop14h 52m
Fri 10/231:44 pm -
1 stop26h 22m
Deal found 9/19![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/2010:39 am -
1 stop7h 17m
Fri 10/231:44 pm -
1 stop26h 22m
Deal found 9/19![Frontier logo]()
$231
This Cheapflightsfares deal was found by Cheapflights users on 9/23. 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.
Wed 10/216:42 pm -
1 stop23h 10m
Wed 10/282:00 pm -
1 stop10h 59m
Deal found 9/23![Frontier logo]()
$232
This Frontier deal was found by Cheapflights users on 9/19. 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.
Sun 10/187:20 am -
1 stop10h 32m
Thu 10/2912:54 pm -
1 stop12h 56m
Deal found 9/19![Frontier logo]()
$234
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 10/123:00 am -
1 stop14h 56m
Thu 10/1512:53 pm -
1 stop10h 12m
Deal found 9/22![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/2311:54 am -
2 stops25h 05m
Fri 10/301:48 pm -
1 stop11h 11m
Deal found 9/22![Frontier logo]()
$263
This CheapOair deal was found by Cheapflights users on 9/22. 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.
Fri 10/236:15 pm -
Nonstop4h 35m
Fri 10/301:48 pm -
1 stop11h 11m
Deal found 9/22![Multiple Airlines logo]()
$264
This Expedia deal was found by Cheapflights users on 9/23. 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 10/193:00 am -
1 stop14h 56m
Sat 10/248:15 am -
Nonstop4h 39m
Deal found 9/23![Multiple Airlines logo]()
$265
This Cheapflightsfares deal was found by Cheapflights users on 9/20. 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 10/126:15 pm -
Nonstop4h 35m
Mon 10/198:15 am -
Nonstop4h 39m
Deal found 9/20![JetBlue logo]()
$266
This CheapOair deal was found by Cheapflights users on 9/23. 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.
Wed 10/146:42 pm -
1 stop23h 10m
Mon 10/198:15 am -
Nonstop4h 39m
Deal found 9/23![Multiple Airlines logo]()
$270
This Priceline deal was found by Cheapflights users on 9/19. 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 10/216:42 pm -
1 stop23h 10m
Mon 10/268:00 am -
Nonstop4h 50m
Deal found 9/19![Multiple Airlines logo]()
$271
Best flights from Luis Munoz Marin Intl to BuffaloDiscover carefully curated flight deals from Luis Munoz Marin Intl to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Luis Munoz Marin Intl to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This JetBlue deal was found by Cheapflights users on 9/23. 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 10/146:00 am -
1 stop9h 14m
Mon 10/196:00 am -
1 stop7h 58m
Deal found 9/23![JetBlue logo]()
$277
This United Airlines deal was found by Cheapflights users on 9/22. 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 11/132:52 pm -
1 stop9h 07m
Tue 11/1710:51 am -
2 stops10h 31m
Deal found 9/22![United Airlines logo]()
$301
This Southwest deal was found by Cheapflights users on 9/21. 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 10/165:35 pm -
1 stop6h 10m
Fri 10/304:30 pm -
1 stop6h 40m
Deal found 9/21![Southwest logo]()
$314
This Delta deal was found by Cheapflights users on 9/19. 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.
Sat 12/56:10 pm -
1 stop7h 05m
Wed 12/93:20 pm -
1 stop7h 38m
Deal found 9/19![Delta logo]()
$316
This JetBlue deal was found by Cheapflights users on 9/23. 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 10/2110:30 am -
1 stop8h 33m
Mon 10/266:00 am -
1 stop7h 46m
Deal found 9/23![JetBlue logo]()
$277
This Southwest deal was found by Cheapflights users on 9/20. 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.
Tue 11/2410:30 pm -
1 stop13h 30m
Sat 12/53:30 pm -
1 stop6h 25m
Deal found 9/20![Southwest logo]()
$369
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Wed 10/211:25 pm -
1 stop9h 46m
Sat 10/2410:46 am -
2 stops13h 04m
Deal found 9/22![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 9/18. 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 10/810:10 am -
2 stops8h 30m
Sun 10/119:00 am -
2 stops10h 35m
Deal found 9/18![Southwest logo]()
$379
This Southwest deal was found by Cheapflights users on 9/22. 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 1/225:45 am -
2 stops10h 20m
Tue 1/2611:25 am -
2 stops9h 35m
Deal found 9/22![Southwest logo]()
$384
Last-minute flights from Luis Munoz Marin Intl to BuffaloDiscover last-minute flight deals from Luis Munoz Marin Intl to Buffalo. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Luis Munoz Marin Intl to Buffalo. Data last updated September 23, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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 10/123:00 am -
1 stop14h 56m
Thu 10/1512:53 pm -
1 stop10h 12m
Deal found 9/22![Frontier logo]()
$259
This Cheapflightsfares deal was found by Cheapflights users on 9/20. 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 10/126:15 pm -
Nonstop4h 35m
Sat 10/248:15 am -
Nonstop4h 39m
Deal found 9/20![JetBlue logo]()
$266
This CheapOair deal was found by Cheapflights users on 9/23. 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.
Wed 10/146:42 pm -
1 stop23h 10m
Mon 10/198:15 am -
Nonstop4h 39m
Deal found 9/23![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Sat 10/173:00 am -
1 stop14h 52m
Fri 10/231:44 pm -
1 stop26h 22m
Deal found 9/19![Frontier logo]()
$229
This Frontier deal was found by Cheapflights users on 9/19. 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.
Sun 10/187:20 am -
1 stop10h 32m
Wed 10/282:00 pm -
1 stop10h 59m
Deal found 9/19![Frontier logo]()
$234
This Travelocity deal was found by Cheapflights users on 9/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:00 am -
1 stop14h 56m
Fri 10/238:15 am -
Nonstop4h 39m
Deal found 9/23![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/2010:39 am -
1 stop7h 17m
Fri 10/231:44 pm -
1 stop26h 22m
Deal found 9/19![Frontier logo]()
$231
This Cheapflightsfares deal was found by Cheapflights users on 9/23. 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.
Wed 10/216:42 pm -
1 stop23h 10m
Wed 10/282:00 pm -
1 stop10h 59m
Deal found 9/23![Frontier logo]()
$232
This Priceline deal was found by Cheapflights users on 9/19. 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 10/216:42 pm -
1 stop23h 10m
Mon 10/268:00 am -
Nonstop4h 50m
Deal found 9/19![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 10/2311:54 am -
2 stops25h 05m
Fri 10/301:48 pm -
1 stop11h 11m
Deal found 9/22![Frontier logo]()
$263
This CheapOair deal was found by Cheapflights users on 9/22. 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.
Fri 10/236:15 pm -
Nonstop4h 35m
Fri 10/301:48 pm -
1 stop11h 11m
Deal found 9/22![Multiple Airlines logo]()
$264
One-way flights from Luis Munoz Marin Intl to BuffaloSearch for one-way flight options from Luis Munoz Marin Intl to Buffalo. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Luis Munoz Marin Intl to Buffalo. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/22. 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.
Fri 12/115:01 am -
1 stop8h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 12/35:01 am -
1 stop32h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 11/123:59 pm -
1 stop22h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 9/22. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$108
This JetBlue deal was found by Cheapflights users on 9/18. 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 12/1610:43 am -
1 stop8h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![JetBlue logo]()
$110
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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.
Sun 10/187:20 am -
1 stop10h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 9/19. 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 10/2010:39 am -
1 stop7h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Frontier logo]()
$117
This FlightHub deal was found by Cheapflights users on 9/20. 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.
Thu 11/193:55 am -
1 stop17h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 9/21. 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.
Sat 10/176:42 pm -
1 stop23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$121
This Priceline deal was found by Cheapflights users on 9/21. 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.
Sat 10/316:26 pm -
1 stop24h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/22. 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 11/1712:59 am -
2 stops37h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$130
This FlightHub deal was found by Cheapflights users on 9/23. 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 10/216:42 pm -
1 stop23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Frontier logo]()
$132
Find flight deals from Luis Munoz Marin Intl to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) 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 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $222 (Cheapflightsfares) |
One-way from | $94 (Cheapflightsfares) |
Popular in | November |
Cheapest in | February |
Average price | $316 |
Good one-way deal | $148 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Luis Munoz Marin Intl 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 23, 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
Cheapest round-trip
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Wed 11/18
7:00 am-1:18 pm
1 stop7h 18m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$142
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Wed 12/9
6:40 am-4:30 pm
1 stop10h 50m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$142
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Sun 11/22
2:05 am-5:02 pm
2 stops15h 57m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$146
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Fri 12/11
2:05 am-10:42 am
1 stop9h 37m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$146
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Mon 11/23
3:29 am-9:44 am
1 stop7h 15m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$147
Quickest round-trip
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Wed 10/21
6:15 pm-10:50 pm
Nonstop4h 35m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$148
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Sat 10/10
2:10 pm-10:38 pm
1 stop8h 28m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Tue 11/10
7:00 am-2:35 pm
1 stop8h 35m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Fri 10/2
5:35 pm-11:40 pm
1 stop6h 05m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$157
San JuanBuffalo
SJU San Juan Luis Munoz Marin Intl - BUF Buffalo
SJUBUF
San Juan Luis Munoz Marin Intl
Thu 1/28
3:15 pm-11:05 pm
1 stop8h 50m
Buffalo
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$158
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Luis Munoz Marin Intl to Buffalo
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luis Munoz Marin Intl to Buffalo in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Juan Luis Munoz Marin Intl Airport-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Luis Munoz Marin Intl to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Luis Munoz Marin Intl with our price prediction graph.
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 Luis Munoz Marin Intl Airport to Buffalo
How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Buffalo?
Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan Luis Munoz Marin Intl Airport to Buffalo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Buffalo?
Currently, February is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Buffalo (average of $256). Flying from San Juan Luis Munoz Marin Intl Airport to Buffalo in November is currently the most expensive (average of $436). 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 Luis Munoz Marin Intl 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 23, 2026.
When flying from San Juan Luis Munoz Marin Intl Airport 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.
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 23, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andJetBlue from San Juan Luis Munoz Marin Intl Airport to Buffalo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Related info for your journey
Find useful and relevant information for your journey from Luis Munoz Marin Intl 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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Luis Munoz Marin Intl and Buffalo flights
Browse other Luis Munoz Marin Intl and Buffalo flight options. Last updated on September 23, 2026.
Other flights from Luis Munoz Marin Intl
Browse through other flights departing from Luis Munoz Marin Intl. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
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Top 5 airlines flying from Luis Munoz Marin Intl to Buffalo
Discover the top 5 airlines that operate flights from Luis Munoz Marin Intl 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$286 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$195 | Average$395 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$210 | Average$409 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$218 | Average$390 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$239 | Average$353 | FlexibilityNo cancel fee | On-time62% |