What is the cheapest airline that flies from Buffalo to Caribbean Islands?

Delta, Southwest, and JetBlue are the most popular carriers operating from Buffalo to Caribbean Islands

Which airlines fly to Caribbean Islands?

JetBlue, Southwest and American Airlines are the top three most popular airlines that fly to Caribbean Islands from Buffalo according to our data. JetBlue is the first choice among our users, with 61% of people opting to fly with this airline when travelling to Caribbean Islands. Keep in mind that there are 4 different airlines that fly to Caribbean Islands on a routine basis, so you have a few additional options to choose from.

How many flights depart from Buffalo to Caribbean Islands on average per week?

4 flights are operational weekly from Buffalo to Caribbean Islands as of June 2026. The most popular departure day for this route is Mon, with 25% of flights per week taking off on this day.

When did momondo last update prices for flights from Buffalo Airport to Caribbean Islands?

Prices for flights from Buffalo Airport to Caribbean Islands refresh daily.

How many operators does momondo search for flights from Buffalo Airport to Caribbean Islands?

As of June 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Caribbean Islands.

How old do you have to be to fly from Buffalo Airport to Caribbean Islands?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Caribbean Islands.

What documentation or ID do you need to fly to Caribbean Islands?

The required travel and health documents for your Caribbean Islands trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Caribbean Islands. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 178 Cheap Flights from Buffalo to Caribbean Islands in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Caribbean Islands

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 p.m. - 12:30 a.m.

BUF

SJU

6h 20m

1 stop

1:20 p.m. - 9:45 p.m.

SJU

BUF

8h 25m

1 stop

C$ 418Southwest

Sun, 23 Aug - Wed, 26 Aug

10:40 a.m. - 6:05 p.m.

BUF

SJU

7h 25m

1 stop

10:00 a.m. - 6:25 p.m.

SJU

BUF

8h 25m

2 stops

C$ 442Southwest

Sat, 5 Sep - Thu, 10 Sep

8:00 a.m. - 12:33 p.m.

BUF

SJU

4h 33mdirect

6:15 p.m. - 10:53 p.m.

SJU

BUF

4h 38mdirect

C$ 446JetBlue

Wed, 23 Sep - Wed, 30 Sep

6:05 a.m. - 1:44 p.m.

BUF

STT

7h 39m

1 stop

2:54 p.m. - 11:54 p.m.

STT

BUF

9h 00m

1 stop

C$ 453Delta

Tue, 15 Sep - Tue, 22 Sep

6:05 a.m. - 4:38 p.m.

BUF

SJU

10h 33m

1 stop

3:10 p.m. - 10:36 p.m.

SJU

BUF

7h 26m

1 stop

C$ 459Delta

Sun, 6 Sep - Sat, 12 Sep

7:59 p.m. - 3:30 p.m.

BUF

PUJ

19h 31m

2 stops

3:35 p.m. - 11:36 p.m.

PUJ

BUF

8h 01m

1 stop

C$ 470United Airlines

Tue, 29 Sep - Tue, 6 Oct

7:00 a.m. - 11:33 a.m.

BUF

SJU

4h 33mdirect

6:20 p.m. - 10:58 p.m.

SJU

BUF

4h 38mdirect

C$ 476JetBlue

Mon, 17 Aug - Mon, 31 Aug

11:39 a.m. - 11:53 a.m.

BUF

PUJ

23h 14m

1 stop

1:27 p.m. - 10:33 p.m.

PUJ

BUF

10h 06m

1 stop

C$ 508American Airlines

Sun, 13 Dec - Mon, 21 Dec

7:59 p.m. - 1:47 p.m.

BUF

NAS

17h 48m

2 stops

2:53 p.m. - 9:29 a.m.

NAS

BUF

18h 36m

2 stops

C$ 544United Airlines

Fri, 2 Oct - Mon, 5 Oct

7:35 p.m. - 5:54 p.m.

BUF

NAS

22h 19m

2 stops

2:18 p.m. - 10:51 p.m.

NAS

BUF

8h 33m

1 stop

C$ 595American Airlines

Mon, 27 Jul - Mon, 3 Aug

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Southwest flights from Buffalo to Caribbean Islands

Our best Southwest deals on Buffalo to Caribbean Islands flight tickets

Southwest

23 Aug

BUF6:10 p.m.Buffalo

6h 20m

1 stop

SJU12:30 a.m.San Juan Luis Munoz Marin Intl

26 Aug

SJU1:20 p.m.San Juan Luis Munoz Marin Intl

8h 25m

1 stop

BUF9:45 p.m.Buffalo

C$ 418

Southwest

5 Sep

BUF3:30 p.m.Buffalo

6h 25m

1 stop

SJU9:55 p.m.San Juan Luis Munoz Marin Intl

10 Sep

SJU5:30 a.m.San Juan Luis Munoz Marin Intl

12h 55m

1 stop

BUF6:25 p.m.Buffalo

C$ 442

Southwest

12 Oct

BUF5:45 p.m.Buffalo

6h 50m

1 stop

SJU12:35 a.m.San Juan Luis Munoz Marin Intl

20 Oct

SJU5:35 a.m.San Juan Luis Munoz Marin Intl

9h 15m

2 stops

BUF2:50 p.m.Buffalo

C$ 491

Frontier flights from Buffalo to Caribbean Islands

Our best Frontier deals on Buffalo to Caribbean Islands flight tickets

Frontier

10 Aug

BUF7:57 p.m.Buffalo

15h 19m

1 stop

SJU11:16 a.m.San Juan Luis Munoz Marin Intl

24 Aug

SJU7:00 a.m.San Juan Luis Munoz Marin Intl

27h 40m

2 stops

BUF10:40 a.m.Buffalo

C$ 486

Frontier

10 Aug

BUF7:57 p.m.Buffalo

15h 19m

1 stop

SJU11:16 a.m.San Juan Luis Munoz Marin Intl

24 Aug

SJU6:16 p.m.San Juan Luis Munoz Marin Intl

24h 51m

1 stop

BUF7:07 p.m.Buffalo

C$ 507

Frontier

13 Oct

BUF6:56 p.m.Buffalo

6h 57m

1 stop

SJU1:53 a.m.San Juan Luis Munoz Marin Intl

18 Oct

SJU9:03 a.m.San Juan Luis Munoz Marin Intl

8h 58m

1 stop

BUF6:01 p.m.Buffalo

C$ 532

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 23/8

6:10 p.m.-12:30 a.m.

1 stop6h 20m

San Juan Luis Munoz Marin Intl

Wed 26/8

1:20 p.m.-9:45 p.m.

1 stop8h 25m

C$ 418

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sat 5/9

10:40 a.m.-6:05 p.m.

1 stop7h 25m

San Juan Luis Munoz Marin Intl

Thu 10/9

10:00 a.m.-6:25 p.m.

2 stops8h 25m

C$ 442

Quickest round-trip

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Wed 23/9

8:00 a.m.-12:33 p.m.

Nonstop4h 33m

San Juan Luis Munoz Marin Intl

Wed 30/9

6:15 p.m.-10:53 p.m.

Nonstop4h 38m

C$ 446

BuffaloSaint Thomas Island

BUF - STT

BUFSTT

Buffalo

Tue 15/9

6:05 a.m.-1:44 p.m.

1 stop7h 39m

Saint Thomas Island Cyril E King

Tue 22/9

2:54 p.m.-11:54 p.m.

1 stop9h 00m

C$ 453

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Sun 6/9

6:05 a.m.-4:38 p.m.

1 stop10h 33m

San Juan Luis Munoz Marin Intl

Sat 12/9

3:10 p.m.-10:36 p.m.

1 stop7h 26m

C$ 459

BuffaloPunta Cana

BUF - PUJ

BUFPUJ

Buffalo

Tue 29/9

7:59 p.m.-3:30 p.m.

2 stops19h 31m

Punta Cana

Tue 6/10

3:35 p.m.-11:36 p.m.

1 stop8h 01m

C$ 470

BuffaloSan Juan

BUF - SJU

BUFSJU

Buffalo

Mon 17/8

7:00 a.m.-11:33 a.m.

Nonstop4h 33m

San Juan Luis Munoz Marin Intl

Mon 31/8

6:20 p.m.-10:58 p.m.

Nonstop4h 38m

C$ 476

BuffaloPunta Cana

BUF - PUJ

BUFPUJ

Buffalo

Sun 13/12

11:39 a.m.-11:53 a.m.

1 stop23h 14m

Punta Cana

Mon 21/12

1:27 p.m.-10:33 p.m.

1 stop10h 06m

C$ 508

BuffaloNassau

BUF - NAS

BUFNAS

Buffalo

Fri 2/10

7:59 p.m.-1:47 p.m.

2 stops17h 48m

Nassau Intl

Mon 5/10

2:53 p.m.-9:29 a.m.

2 stops18h 36m

C$ 544

BuffaloNassau

BUF - NAS

BUFNAS

Buffalo

Mon 27/7

7:35 p.m.-5:54 p.m.

2 stops22h 19m

Nassau Intl

Mon 3/8

2:18 p.m.-10:51 p.m.

1 stop8h 33m

C$ 594

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Caribbean Islands

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

Prices

Airlines

Other information

What is the cheapest month to fly to Caribbean Islands?

In general, September is the cheapest month to fly from Buffalo to Caribbean Islands. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 194. If you aren’t able to travel to Caribbean Islands during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of C$ 195.

What is the cheapest Buffalo to Caribbean Islands flight route?

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

How far in advance should I book a flight from Buffalo to Caribbean Islands?

You are more likely to see cheaper flights to Caribbean Islands from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Caribbean Islands for around C$ 823 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Caribbean Islands from Buffalo for as low as C$ 651 on momondo.

What cabin class options are available on Buffalo to Caribbean Islands flights?

There is only 1 cabin class available to choose from on Buffalo to Caribbean Islands flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Buffalo to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Buffalo to Caribbean Islands.

Cheap Buffalo to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Caribbean Islands

Fastest flight time	5h 50m
Direct flights	Tue, Thu, Sat and Sun
Airports in Caribbean Islands	99 airports

The fastest flight from Buffalo to Caribbean Islands takes 5h 50m

Direct flights go from Buffalo to Caribbean Islands on Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There are 99 airports in Caribbean Islands. From Buffalo there are direct flights to San Juan Luis Munoz Marin Intl (SJU).

Search flight deals

Frequently asked questions about flying from Buffalo to Caribbean Islands

When did momondo last update prices for flights from Buffalo Airport to Caribbean Islands?
Prices for flights from Buffalo Airport to Caribbean Islands refresh daily.
How many operators does momondo search for flights from Buffalo Airport to Caribbean Islands?
As of June 2026, there are 4 operators available to choose from for flights from Buffalo Airport to Caribbean Islands.
How old do you have to be to fly from Buffalo Airport to Caribbean Islands?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Caribbean Islands.
What documentation or ID do you need to fly to Caribbean Islands?
The required travel and health documents for your Caribbean Islands trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Caribbean Islands. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Buffalo to Caribbean Islands?
Based on momondo bookings for flights between Buffalo and Caribbean Islands, the leading plane model is Airbus A320-100/200, making up 22.76% of the total bookings. Other popular models include Airbus A220-300 with 10.91%, Boeing 737 MAX 8 with 9.76%, and Airbus A320neo with 8.59%.

Best airlines flying from Buffalo to Caribbean Islands

Compare and see reviews for airlines that fly from Buffalo to Caribbean Islands with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom C$ 206	Free Cancellation	Rating 7.1 11,711 reviews	Search American Airlines flights
Frontier	PriceFrom C$ 243	Free Cancellation	Rating 5.6 2,878 reviews	Search Frontier flights
JetBlue	PriceFrom C$ 301	Free Cancellation	Rating 7.1 2,987 reviews	Search JetBlue flights
Southwest	PriceFrom C$ 318	Free Cancellation	Rating 7.9 4,242 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Caribbean Islands?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Caribbean Islands from Buffalo.

Can I find flights from Buffalo to Caribbean Islands with flexible booking policies on momondo?

Flights from Buffalo to Caribbean Islands with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Buffalo to Caribbean Islands?

momondo helps you find the best flight between Buffalo and Caribbean Islands by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Buffalo to Caribbean Islands flights. All you need is a valid email address and we will do the rest; it is that quick and easy.