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 79% 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, United Airlines, and Southwest are the most popular carriers 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 August 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.

$73 Cheap Flights from Buffalo to Florida Keys in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:40 pm - 8:38 pmBUF Buffalo-MIA Miami

6h 58m1 stop Atlanta Hartsfield-Jackson

5:32 am - 12:55 pmMIA Miami-BUF Buffalo

7h 23m1 stop Atlanta Hartsfield-Jackson

$187Frontier

Wed, Sep 9 - Fri, Sep 11

11:36 am - 11:05 pmBUF Buffalo-MIA Miami

11h 29m1 stop Atlanta Hartsfield-Jackson

5:28 pm - 10:29 amMIA Miami-BUF Buffalo

17h 01m1 stop Atlanta Hartsfield-Jackson

$187Frontier

Wed, Sep 2 - Sat, Sep 5

4:00 pm - 11:09 pmBUF Buffalo-MIA Miami

7h 09m1 stop New York John F Kennedy Intl

7:00 am - 3:05 pmMIA Miami-BUF Buffalo

8h 05m1 stop New York John F Kennedy Intl

$245Delta

Wed, Jan 20 - Wed, Jan 27

2:10 pm - 10:47 pmBUF Buffalo-MIA Miami

8h 37m1 stop New York LaGuardia

3:35 pm - 11:50 pmMIA Miami-BUF Buffalo

8h 15m1 stop New York John F Kennedy Intl

$245Delta

Mon, Feb 1 - Sat, Feb 6

6:30 am - 2:51 pmBUF Buffalo-MIA Miami

8h 21m1 stop Chicago O'Hare Intl

12:17 pm - 9:07 pmMIA Miami-BUF Buffalo

8h 50m1 stop Chicago O'Hare Intl

$245United Airlines

Thu, Sep 10 - Thu, Sep 17

6:00 am - 11:47 amBUF Buffalo-MIA Miami

5h 47m1 stop Newark

8:00 am - 6:26 pmMIA Miami-BUF Buffalo

10h 26m2 stops Newark Washington, D.C. Dulles Intl

$250United Airlines

Mon, Feb 1 - Sat, Feb 6

5:21 am - 9:04 amBUF Buffalo-MIA Miami

3h 43mnonstop

7:42 pm - 10:56 pmMIA Miami-BUF Buffalo

3h 14mnonstop

$251American Airlines

Wed, Jan 20 - Wed, Jan 27

5:21 am - 9:04 amBUF Buffalo-MIA Miami

3h 43mnonstop

7:42 pm - 10:56 pmMIA Miami-BUF Buffalo

3h 14mnonstop

$261American Airlines

Fri, Jan 29 - Sat, Jan 30

8:45 pm - 10:19 amBUF Buffalo-EYW Key West

13h 34m1 stop Orlando

10:04 am - 12:18 pmEYW Key West-BUF Buffalo

26h 14m2 stops Tampa Atlanta Hartsfield-Jackson

$287Multiple Airlines

Sun, Nov 1 - Sat, Nov 7

8:45 pm - 10:19 amBUF Buffalo-EYW Key West

13h 34m1 stop Orlando

10:04 am - 11:03 amEYW Key West-BUF Buffalo

24h 59m1 stop Tampa

$326Multiple Airlines

Sun, Nov 1 - Sat, Nov 7

Cheap last minute flights

Enter your travel dates to find the best prices.

11:36 am - 11:05 pmBUF Buffalo-MIA Miami

11h 29m1 stop Atlanta Hartsfield-Jackson

8:10 am - 6:25 pmMIA Miami-BUF Buffalo

10h 15m1 stop Atlanta Hartsfield-Jackson

$289Frontier

Fri, Aug 21 - Thu, Aug 27

11:36 am - 11:05 pmBUF Buffalo-MIA Miami

11h 29m1 stop Atlanta Hartsfield-Jackson

3:30 pm - 8:44 pmMIA Miami-BUF Buffalo

5h 14m1 stop Raleigh-Durham

$319Frontier

Fri, Aug 21 - Sun, Sep 6

4:49 pm - 9:52 pmBUF Buffalo-MIA Miami

5h 03m1 stop Charlotte Douglas

9:07 am - 2:50 pmMIA Miami-BUF Buffalo

5h 43m1 stop Charlotte Douglas

$619American Airlines

Fri, Aug 21 - Sat, Sep 5

10:43 am - 6:50 pmBUF Buffalo-MIA Miami

8h 07m2 stops Philadelphia Charlotte Douglas

9:07 am - 2:50 pmMIA Miami-BUF Buffalo

5h 43m1 stop Charlotte Douglas

$624American Airlines

Fri, Aug 21 - Sat, Sep 5

11:45 am - 8:45 pmBUF Buffalo-MIA Miami

9h 00m2 stops Chicago Midway Nashville Intl

7:10 am - 5:45 pmMIA Miami-BUF Buffalo

10h 35m2 stops Orlando Baltimore/Washington

$629Southwest

Fri, Aug 21 - Tue, Aug 25

6:10 pm - 5:35 pmBUF Buffalo-MIA Miami

23h 25m2 stops New York LaGuardia Washington, D.C. Reagan-National

6:00 am - 11:08 amMIA Miami-BUF Buffalo

5h 08m1 stop Atlanta Hartsfield-Jackson

$659Delta

Fri, Aug 21 - Sun, Sep 6

6:10 pm - 5:35 pmBUF Buffalo-MIA Miami

23h 25m2 stops New York LaGuardia Washington, D.C. Reagan-National

11:22 am - 11:29 pmMIA Miami-BUF Buffalo

12h 07m2 stops Washington, D.C. Reagan-National New York LaGuardia

$670Delta

Fri, Aug 21 - Sun, Sep 6

6:12 am - 6:52 pmBUF Buffalo-MIA Miami

12h 40m2 stops Washington, D.C. Dulles Intl Newark

12:17 pm - 11:44 pmMIA Miami-BUF Buffalo

11h 27m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

$689United Airlines

Fri, Aug 21 - Fri, Aug 28

12:30 pm - 10:05 pmBUF Buffalo-MIA Miami

9h 35m2 stops Nashville Intl Orlando

6:45 am - 4:25 pmMIA Miami-BUF Buffalo

9h 40m2 stops Orlando Chicago Midway

$761Southwest

Fri, Aug 21 - Sun, Aug 30

6:55 am - 2:54 pmBUF Buffalo-MIA Miami

7h 59m1 stop Chicago O'Hare Intl

5:37 pm - 11:12 pmMIA Miami-BUF Buffalo

5h 35m1 stop Newark

$815United Airlines

Thu, Aug 20 - Thu, Aug 20

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Delta flights from Buffalo to Florida Keys

Our best Delta deals on Buffalo to Florida Keys flight tickets

Delta

Oct 20

BUF3:53 pmBuffalo

5h 19m

1 stop

MIA9:12 pmMiami

Oct 24

MIA8:00 amMiami

7h 13m

1 stop

BUF3:13 pmBuffalo

$245

Delta

Sep 19

BUF12:17 pmBuffalo

7h 43m

1 stop

EYW8:00 pmKey West

Sep 23

EYW11:42 amKey West

6h 10m

1 stop

BUF5:52 pmBuffalo

$333

Delta

Aug 27

BUF7:19 pmBuffalo

5h 48m

1 stop

MIA1:07 amMiami

Sep 4

MIA3:17 pmMiami

9h 23m

1 stop

BUF12:40 amBuffalo

$346

Frontier flights from Buffalo to Florida Keys

Our best Frontier deals on Buffalo to Florida Keys flight tickets

Frontier

Sep 9

BUF1:40 pmBuffalo

6h 58m

1 stop

MIA8:38 pmMiami

Sep 15

MIA9:43 pmMiami

15h 12m

1 stop

BUF12:55 pmBuffalo

$187

Frontier

Sep 5

BUF11:36 amBuffalo

11h 29m

1 stop

MIA11:05 pmMiami

Sep 11

MIA5:32 amMiami

7h 23m

1 stop

BUF12:55 pmBuffalo

$189

Frontier

Sep 6

BUF11:36 amBuffalo

11h 29m

1 stop

MIA11:05 pmMiami

Sep 11

MIA5:32 amMiami

7h 23m

1 stop

BUF12:55 pmBuffalo

$191

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Wed 9/9

1:40 pm-8:38 pm

1 stop6h 58m

Miami

Fri 9/11

5:32 am-12:55 pm

1 stop7h 23m

$187

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Wed 9/2

11:36 am-11:05 pm

1 stop11h 29m

Miami

Sat 9/5

5:28 pm-10:29 am

1 stop17h 01m

$187

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Wed 1/20

4:00 pm-11:09 pm

1 stop7h 09m

Miami

Wed 1/27

7:00 am-3:05 pm

1 stop8h 05m

$245

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Mon 2/1

2:10 pm-10:47 pm

1 stop8h 37m

Miami

Sat 2/6

3:35 pm-11:50 pm

1 stop8h 15m

$245

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Thu 9/10

6:30 am-2:51 pm

1 stop8h 21m

Miami

Thu 9/17

12:17 pm-9:07 pm

1 stop8h 50m

$245

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Mon 2/1

6:00 am-11:47 am

1 stop5h 47m

Miami

Sat 2/6

8:00 am-6:26 pm

2 stops10h 26m

$250

Quickest round-trip

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Wed 1/20

5:21 am-9:04 am

Nonstop3h 43m

Miami

Wed 1/27

7:42 pm-10:56 pm

Nonstop3h 14m

$251

BuffaloMiami

BUF Buffalo - MIA Miami

BUFMIA

Buffalo

Fri 1/29

5:21 am-9:04 am

Nonstop3h 43m

Miami

Sat 1/30

7:42 pm-10:56 pm

Nonstop3h 14m

$261

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Sun 11/1

8:45 pm-10:19 am

1 stop13h 34m

Key West

Sat 11/7

10:04 am-12:18 pm

2 stops26h 14m

$287

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Sun 11/1

8:45 pm-10:19 am

1 stop13h 34m

Key West

Sat 11/7

10:04 am-11:03 am

1 stop24h 59m

$326

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 $289.

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 $529. The most expensive day to fly to Florida Keys is Monday, with ticket prices averaging around $751.

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 $310 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 $251 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	3h 19m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from Buffalo to Florida Keys takes 3h 19m

Direct flights go from Buffalo to Florida Keys every day.

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 August 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 22.87% of all bookings. The subsequent popular models are Airbus A220-300 at 14.40%, Boeing 737 MAX 8 at 8.41%, and Embraer 175 at 7.94%.

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
American Airlines	PriceFrom $282	Free Cancellation	Rating 7.1 11,950 reviews		Search American Airlines flights
Delta	PriceFrom $285	Free Cancellation	Rating 7.8 8,502 reviews		Search Delta 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.