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Caribbean

$90+ Cheap flights from Buffalo (BUF) to Caribbean

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Buffalo to Caribbean

Cheapest flights from Buffalo to Caribbean
Explore the most affordable flight options available from Buffalo to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Southwest deal was found by Cheapflights users on 12/4. 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.
Sun 12/145:45 pmBUF - SJU
1 stop6h 40mSouthwest
Wed 12/178:55 amSJU - BUF
1 stop7h 05mSouthwest
Deal found 12/4$260
This Priceline deal was found by Cheapflights users on 12/3. 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.
Fri 12/1212:37 pmBUF - SJU
1 stop13h 13mFrontier
Sun 12/143:55 amSJU - BUF
1 stop11h 20mFrontier
Deal found 12/3$268
This Delta deal was found by Cheapflights users on 12/3. 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.
Wed 12/106:12 amBUF - SJU
1 stop6h 47mDelta
Wed 12/173:32 pmSJU - BUF
1 stop9h 27mDelta
Deal found 12/3$273
This Priceline deal was found by Cheapflights users on 12/3. 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 12/211:37 pmBUF - SJU
1 stop18h 46mFrontier
Thu 12/255:09 pmSJU - BUF
1 stop28h 31mFrontier
Deal found 12/3$274
This Southwest deal was found by Cheapflights users on 12/2. 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 12/912:35 pmBUF - SJU
2 stops11h 00mSouthwest
Fri 12/125:55 pmSJU - BUF
1 stop6h 45mSouthwest
Deal found 12/2$276
This Priceline deal was found by Cheapflights users on 12/2. 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.
Mon 12/83:18 pmBUF - SJU
1 stop10h 32mFrontier
Thu 12/113:55 amSJU - BUF
1 stop8h 56mFrontier
Deal found 12/2$280
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/133:03 pmBUF - SJU
1 stop6h 19mUnited Airlines
Wed 12/178:30 amSJU - BUF
1 stop6h 52mUnited Airlines
Deal found 12/3$282
This Priceline deal was found by Cheapflights users on 12/3. 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 12/74:55 pmBUF - SJU
1 stop20h 59mFrontier
Thu 12/115:09 pmSJU - BUF
1 stop19h 42mFrontier
Deal found 12/3$286
This Delta deal was found by Cheapflights users on 12/2. 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.
Sun 12/76:12 amBUF - SJU
1 stop6h 47mDelta
Thu 12/117:19 amSJU - BUF
1 stop8h 56mDelta
Deal found 12/2$287
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/106:00 amBUF - SJU
2 stops14h 26mUnited Airlines
Wed 12/177:45 amSJU - BUF
2 stops16h 49mUnited Airlines
Deal found 12/3$293
This American Airlines deal was found by Cheapflights users on 12/2. 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 12/316:00 amBUF - AUA
1 stop8h 50mAmerican Airlines
Wed 1/142:59 pmAUA - BUF
1 stop8h 56mAmerican Airlines
Deal found 12/2$300
This Southwest deal was found by Cheapflights users on 12/3. 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.
Mon 12/87:00 amBUF - SJU
1 stop13h 30mSouthwest
Wed 1/142:35 pmSJU - BUF
1 stop6h 55mSouthwest
Deal found 12/3$301

Find flight deals from Buffalo to Caribbean

Keep the following information in mind while searching for Buffalo to Caribbean flight deals. Data was last updated December 4, 2025.

Round-trip from

$247
(Priceline)

One-way from

$90
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$529
From Buffalo to Caribbean
Search Deals
One-way flight from Buffalo to Caribbean
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Caribbean 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 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Buffalo to Caribbean that are best for you.

Fly from

Buffalo

Fly to

Caribbean

Route

Depart

Return

Price

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/10

7:30 pm-2:55 am

1 stop7h 25m

San Juan Luis Munoz Marin Intl

Tue 3/17

5:10 am-12:34 pm

1 stop7h 24m

$253

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 3/2

7:30 pm-3:50 am

1 stop7h 20m

San Juan Luis Munoz Marin Intl

Wed 3/25

5:10 am-12:34 pm

1 stop7h 24m

$253

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 3/10

7:30 pm-2:55 am

1 stop7h 25m

San Juan Luis Munoz Marin Intl

Wed 3/18

5:10 am-12:34 pm

1 stop7h 24m

$253

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 12/14

5:45 pm-1:25 am

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Wed 12/17

8:55 am-3:00 pm

1 stop7h 05m

$260

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 2/3

8:45 am-7:05 pm

2 stops9h 20m

San Juan Luis Munoz Marin Intl

Sat 2/7

5:30 am-11:55 am

1 stop7h 25m

$269

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 1/17

3:35 pm-11:00 pm

1 stop6h 25m

San Juan Luis Munoz Marin Intl

Sat 1/24

5:30 am-1:45 pm

1 stop9h 15m

$269

BuffaloSimpson Bay

BUF - SXM

BUFSXM

Buffalo

Sun 1/25

7:00 am-4:21 pm

1 stop8h 21m

Simpson Bay Princess Juliana

Thu 1/29

3:43 pm-11:47 pm

1 stop9h 04m

$273

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 12/21

1:37 pm-9:23 am

1 stop18h 46m

San Juan Luis Munoz Marin Intl

Thu 12/25

5:09 pm-8:40 pm

1 stop28h 31m

$274

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 4/4

7:26 pm-2:55 am

1 stop7h 29m

San Juan Luis Munoz Marin Intl

Sat 4/11

6:20 pm-10:45 pm

Nonstop4h 25m

$278

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Tue 2/3

10:45 am-12:36 am

2 stops12h 51m

San Juan Luis Munoz Marin Intl

Fri 2/6

2:05 am-1:24 pm

2 stops12h 19m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 60 results
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Best time to book a flight from Buffalo to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Buffalo with our price prediction graph.
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 Buffalo to Caribbean

What is the cheapest month to book a flight from Buffalo to Caribbean?

Currently, May is the cheapest month in which you can book a flight from Buffalo to Caribbean (average of $141). Flying from Buffalo to Caribbean in June is currently the most expensive (average of $205). 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 BUF to CB?

Find hourly flight availability from Buffalo to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

One of the essential ways to save on airfare from Buffalo to Caribbean is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 42% on airfare.

What is the cheapest day to fly from Buffalo to Caribbean?

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Caribbean. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Buffalo to Caribbean flight should consider departing on Monday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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 Caribbean. Reviews last updated December 4, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Buffalo to Caribbean by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,250 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,011 reviews
Southwest
8.0
Very good
4,250 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,066 reviews
Southwest
8.0
Very good
4,250 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,047 reviews
Southwest
8.0
Very good
4,250 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,899 reviews
Southwest
8.0
Very good
4,250 reviews

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Caribbean. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Buffalo to Caribbean?

    If you book a flight to Caribbean from Buffalo, you will be flying from Buffalo, which is the city’s only airport. Buffalo (BUF) is located 8.3 mi from the center of Buffalo.

  • How long is the flight from Buffalo to Caribbean?

    For as low as $260, JetBlue can have you in Caribbean from Buffalo in 6h 40m. Airlines will cover a distance of 1848 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Buffalo to Caribbean one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $65. Users have also found prices from $102 and $118 on Delta and American Airlines, respectively.

  • What are the most popular routes from Buffalo to Caribbean?

    When deciding which route to take from Buffalo to Caribbean consider Buffalo - San Juan Luis Munoz Marin Intl, Buffalo - Oranjestad Reina Beatrix or Buffalo - Punta Cana as they are the most popular.

  • Can I find deals for flights from Buffalo to Caribbean that include hotel bookings?

    Yes. In addition to deals on Buffalo to Caribbean flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Caribbean?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Caribbean.

  • Can I find deals for business class flights from Buffalo to Caribbean?

    Yes. Cheapflights offers flight deals from Buffalo to Caribbean by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to Caribbean?

    Currently, May is the cheapest month in which you can book a flight from Buffalo to Caribbean (average of $141). Flying from Buffalo to Caribbean in June is currently the most expensive (average of $205). 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.

See more FAQs

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Alternative routes for Buffalo to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Buffalo to Caribbean

Discover the top 6 airlines that operate flights from Buffalo to Caribbean. 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 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$269FlexibilityNo cancel feeOn-time62%
DeltaCheapest$154Average$537FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$225Average$675FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$250Average$543FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$251Average$555FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$264Average$556FlexibilityNo cancel feeOn-time71%

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