What airlines fly to Florida Keys?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Florida Keys from Buffalo according to our data. American Airlines is the first choice among our users, with 77% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Buffalo to Florida Keys?

Delta is the most popular carrier operating from Buffalo to Florida Keys

When did momondo last update prices for flights from Buffalo Airport to Florida Keys?

Prices for flights from Buffalo Airport to Florida Keys refresh daily.

How many operators does momondo search for flights from Buffalo Airport to Florida Keys?

There are 6 operators available for flights from Buffalo Airport to Florida Keys as of May 2026.

How old do you have to be to fly from Buffalo Airport to Florida Keys?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$60 Cheap Flights from Buffalo to Florida Keys in 2026

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Find the cheapest flights from Buffalo to Florida Keys

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:35 am - 11:05 pm

BUF

MIA

11h 30m

1 stop

5:28 pm - 7:06 pm

MIA

BUF

25h 38m

2 stops

$177Frontier

Thu, Aug 6 - Tue, Aug 11

11:36 am - 10:27 am

BUF

MIA

22h 51m

2 stops

8:10 am - 10:41 am

MIA

BUF

26h 31m

1 stop

$181Frontier

Sun, May 31 - Wed, Jun 3

2:49 pm - 10:27 am

BUF

MIA

19h 38m

2 stops

11:19 am - 10:40 am

MIA

BUF

23h 21m

1 stop

$182Frontier

Wed, Jun 3 - Wed, Jun 10

2:49 pm - 10:27 am

BUF

MIA

19h 38m

2 stops

11:19 am - 10:40 am

MIA

BUF

23h 21m

1 stop

$187Frontier

Wed, Jun 3 - Wed, Jun 10

2:49 pm - 10:27 am

BUF

MIA

19h 38m

2 stops

8:30 am - 10:40 am

MIA

BUF

26h 10m

1 stop

$188Frontier

Wed, Jun 3 - Wed, Jun 10

11:36 am - 10:47 pm

BUF

MIA

11h 11m

1 stop

8:32 pm - 10:40 am

MIA

BUF

38h 08m

2 stops

$193Frontier

Tue, Jun 2 - Tue, Jun 9

11:36 am - 10:47 pm

BUF

MIA

11h 11m

1 stop

9:19 pm - 1:54 pm

MIA

BUF

16h 35m

2 stops

$196Frontier

Tue, Jun 2 - Sun, Jun 7

12:29 pm - 11:34 pm

BUF

MIA

11h 05m

1 stop

8:30 am - 1:55 pm

MIA

BUF

29h 25m

1 stop

$197Frontier

Sat, Jun 20 - Tue, Jun 23

7:52 pm - 11:25 am

BUF

EYW

15h 33m

1 stop

12:07 pm - 7:12 pm

EYW

BUF

7h 05m

1 stop

$217Multiple Airlines

Sat, Jun 6 - Fri, Jun 12

9:02 pm - 11:27 am

BUF

EYW

14h 25m

1 stop

9:16 pm - 7:12 pm

EYW

BUF

21h 56m

1 stop

$238Multiple Airlines

Thu, Jun 18 - Sun, Jun 21

Southwest flights from Buffalo to Florida Keys

Our best Southwest deals on Buffalo to Florida Keys flight tickets

Southwest

Jun 20

BUF2:40 pmBuffalo

7h 25m

2 stops

MIA10:05 pmMiami

Jun 25

MIA6:50 pmMiami

5h 20m

1 stop

BUF12:10 amBuffalo

$244

Southwest

Jun 4

BUF5:55 pmBuffalo

5h 20m

1 stop

MIA11:15 pmMiami

Jun 11

MIA4:00 pmMiami

8h 10m

2 stops

BUF12:10 amBuffalo

$246

Southwest

Jun 2

BUF1:10 pmBuffalo

8h 45m

2 stops

MIA9:55 pmMiami

Jun 9

MIA6:00 amMiami

8h 20m

2 stops

BUF2:20 pmBuffalo

$247

Frontier flights from Buffalo to Florida Keys

Our best Frontier deals on Buffalo to Florida Keys flight tickets

Frontier

Aug 6

BUF11:35 amBuffalo

11h 30m

1 stop

MIA11:05 pmMiami

Aug 11

MIA5:28 pmMiami

25h 38m

2 stops

BUF7:06 pmBuffalo

$177

Frontier

May 31

BUF11:36 amBuffalo

22h 51m

2 stops

MIA10:27 amMiami

Jun 3

MIA8:10 amMiami

26h 31m

1 stop

BUF10:41 amBuffalo

$181

Frontier

Jun 3

BUF2:49 pmBuffalo

19h 38m

2 stops

MIA10:27 amMiami

Jun 10

MIA11:19 amMiami

23h 21m

1 stop

BUF10:40 amBuffalo

$182

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Thu 8/6

11:35 am-11:05 pm

1 stop11h 30m

Miami

Tue 8/11

5:28 pm-7:06 pm

2 stops25h 38m

$177

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Sun 5/31

11:36 am-10:27 am

2 stops22h 51m

Miami

Wed 6/3

8:10 am-10:41 am

1 stop26h 31m

$181

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Wed 6/3

2:49 pm-10:27 am

2 stops19h 38m

Miami

Wed 6/10

11:19 am-10:40 am

1 stop23h 21m

$182

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Wed 6/3

2:49 pm-10:27 am

2 stops19h 38m

Miami

Wed 6/10

11:19 am-10:40 am

1 stop23h 21m

$187

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Wed 6/3

2:49 pm-10:27 am

2 stops19h 38m

Miami

Wed 6/10

8:30 am-10:40 am

1 stop26h 10m

$188

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Tue 6/2

11:36 am-10:47 pm

1 stop11h 11m

Miami

Tue 6/9

8:32 pm-10:40 am

2 stops38h 08m

$193

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Tue 6/2

11:36 am-10:47 pm

1 stop11h 11m

Miami

Sun 6/7

9:19 pm-1:54 pm

2 stops16h 35m

$196

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Sat 6/20

12:29 pm-11:34 pm

1 stop11h 05m

Miami

Tue 6/23

8:30 am-1:55 pm

1 stop29h 25m

$197

Quickest round-trip

BuffaloKey West

BUF - EYW

BUFEYW

Buffalo

Sat 6/6

7:52 pm-11:25 am

1 stop15h 33m

Key West

Fri 6/12

12:07 pm-7:12 pm

1 stop7h 05m

$217

BuffaloKey West

BUF - EYW

BUFEYW

Buffalo

Thu 6/18

9:02 pm-11:27 am

1 stop14h 25m

Key West

Sun 6/21

9:16 pm-7:12 pm

1 stop21h 56m

$238

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 Florida Keys

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

What is the cheapest month to fly to Florida Keys?

The month of October is another great option to travel to Florida Keys, with average flight prices from Buffalo averaging around $108.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Buffalo to Florida Keys is on a Friday when prices can be found for as low as $478. The most expensive day to fly to Florida Keys is Tuesday, with ticket prices averaging around $1,376.

How far in advance should I book a flight from Buffalo to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $290 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Buffalo for as low as $242 on momondo.

Can stopping save me money on Buffalo to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Buffalo to Florida Keys.

Cheap Buffalo to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Florida Keys

Fastest flight time	4h 57m
Direct flights	Sun
Airports in Florida Keys	3 airports

The fastest flight from Buffalo to Florida Keys takes 4h 57m

Direct flights go from Buffalo to Florida Keys on Sunday. There are no airlines offering direct flights.

There are 3 airports in Florida Keys. From Buffalo there are direct flights to Miami (MIA).

Search flight deals

Frequently asked questions about flying from Buffalo to Florida Keys

When did momondo last update prices for flights from Buffalo Airport to Florida Keys?
Prices for flights from Buffalo Airport to Florida Keys refresh daily.
How many operators does momondo search for flights from Buffalo Airport to Florida Keys?
There are 6 operators available for flights from Buffalo Airport to Florida Keys as of May 2026.
How old do you have to be to fly from Buffalo Airport to Florida Keys?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Buffalo to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Buffalo to Florida Keys is Airbus A320-100/200, representing 20.61% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 13.51%, Boeing 737-800 Passenger/BBJ2 (winglets) at 9.72%, and Airbus A320neo at 8.84%.

Best airlines flying from Buffalo to Florida Keys

Compare and see reviews for airlines that fly from Buffalo to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $249	Free Cancellation	Rating 7.9 8,455 reviews		Search Delta flights
American Airlines	PriceFrom $275	Free Cancellation	Rating 7.1 11,667 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Florida Keys?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Florida Keys. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Florida Keys with flexible booking policies on momondo?

momondo does allow users to show only those flights to Florida Keys from Buffalo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Buffalo to Florida Keys?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Florida Keys from Buffalo.

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

If you are not ready to book a flight from Buffalo to Florida Keys now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Florida Keys and let you know when they change.