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

Southwest, Delta, and Frontier 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 July 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.

$93 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.

9:00 am - 2:25 pm

BUF

MIA

5h 25m

1 stop

6:35 am - 2:20 pm

MIA

BUF

7h 45m

1 stop

$207Southwest

Wed, Jul 15 - Wed, Jul 22

9:40 am - 10:50 pm

BUF

MIA

13h 10m

2 stops

6:30 am - 12:05 pm

MIA

BUF

5h 35m

1 stop

$208Southwest

Sun, Aug 30 - Sat, Sep 5

11:29 am - 5:47 pm

BUF

MIA

6h 18m

1 stop

6:42 pm - 10:29 am

MIA

BUF

15h 47m

1 stop

$211Frontier

Sun, Aug 9 - Wed, Aug 12

2:48 pm - 11:06 pm

BUF

MIA

8h 18m

1 stop

8:30 am - 10:29 am

MIA

BUF

25h 59m

1 stop

$213Frontier

Wed, Aug 5 - Mon, Aug 17

5:13 pm - 12:47 am

BUF

MIA

7h 34m

1 stop

10:35 am - 4:05 pm

MIA

BUF

5h 30m

1 stop

$216Delta

Tue, Sep 1 - Wed, Sep 2

6:00 am - 12:56 pm

BUF

MIA

6h 56m

1 stop

11:35 am - 6:54 pm

MIA

BUF

7h 19m

1 stop

$217Delta

Wed, Nov 18 - Wed, Dec 2

7:35 pm - 12:46 am

BUF

MIA

5h 11m

1 stop

8:25 am - 3:44 pm

MIA

BUF

7h 19m

1 stop

$222American Airlines

Mon, Jul 27 - Wed, Jul 29

11:35 am - 6:49 pm

BUF

EYW

7h 14m

1 stop

5:34 pm - 11:32 pm

EYW

BUF

5h 58m

1 stop

$323American Airlines

Wed, Oct 7 - Wed, Oct 14

10:02 pm - 11:25 am

BUF

EYW

13h 23m

1 stop

11:46 am - 10:29 am

EYW

BUF

22h 43m

2 stops

$341Multiple Airlines

Sat, Aug 8 - Wed, Aug 12

10:02 pm - 11:25 am

BUF

EYW

13h 23m

1 stop

11:46 am - 10:29 am

EYW

BUF

22h 43m

2 stops

$347Multiple Airlines

Sat, Aug 8 - Wed, Aug 12

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Frontier flights from Buffalo to Florida Keys

Our best Frontier deals on Buffalo to Florida Keys flight tickets

Frontier

Aug 9

BUF11:29 amBuffalo

6h 18m

1 stop

MIA5:47 pmMiami

Aug 12

MIA6:42 pmMiami

15h 47m

1 stop

BUF10:29 amBuffalo

$211

Frontier

Aug 5

BUF2:48 pmBuffalo

8h 18m

1 stop

MIA11:06 pmMiami

Aug 17

MIA8:30 amMiami

25h 59m

1 stop

BUF10:29 amBuffalo

$213

Frontier

Jul 28

BUF11:29 amBuffalo

11h 36m

1 stop

MIA11:05 pmMiami

Jul 30

MIA11:19 amMiami

26h 34m

1 stop

BUF1:53 pmBuffalo

$215

American Airlines flights from Buffalo to Florida Keys

Our best American Airlines deals on Buffalo to Florida Keys flight tickets

American Airlines

Jul 27

BUF7:35 pmBuffalo

5h 11m

1 stop

MIA12:46 amMiami

Jul 29

MIA8:25 amMiami

7h 19m

1 stop

BUF3:44 pmBuffalo

$222

American Airlines

Jul 13

BUF7:35 pmBuffalo

5h 11m

1 stop

MIA12:46 amMiami

Jul 15

MIA9:56 amMiami

7h 32m

1 stop

BUF5:28 pmBuffalo

$228

American Airlines

Aug 1

BUF7:36 pmBuffalo

5h 10m

1 stop

MIA12:46 amMiami

Aug 8

MIA7:15 amMiami

7h 11m

1 stop

BUF2:26 pmBuffalo

$232

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Wed 7/15

9:00 am-2:25 pm

1 stop5h 25m

Miami

Wed 7/22

6:35 am-2:20 pm

1 stop7h 45m

$207

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Sun 8/30

9:40 am-10:50 pm

2 stops13h 10m

Miami

Sat 9/5

6:30 am-12:05 pm

1 stop5h 35m

$208

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Sun 8/9

11:29 am-5:47 pm

1 stop6h 18m

Miami

Wed 8/12

6:42 pm-10:29 am

1 stop15h 47m

$211

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Wed 8/5

2:48 pm-11:06 pm

1 stop8h 18m

Miami

Mon 8/17

8:30 am-10:29 am

1 stop25h 59m

$213

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Tue 9/1

5:13 pm-12:47 am

1 stop7h 34m

Miami

Wed 9/2

10:35 am-4:05 pm

1 stop5h 30m

$216

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Wed 11/18

6:00 am-12:56 pm

1 stop6h 56m

Miami

Wed 12/2

11:35 am-6:54 pm

1 stop7h 19m

$217

Quickest round-trip

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Mon 7/27

7:35 pm-12:46 am

1 stop5h 11m

Miami

Wed 7/29

8:25 am-3:44 pm

1 stop7h 19m

$222

BuffaloKey West

BUF - EYW

BUFEYW

Buffalo

Wed 10/7

11:35 am-6:49 pm

1 stop7h 14m

Key West

Wed 10/14

5:34 pm-11:32 pm

1 stop5h 58m

$323

BuffaloKey West

BUF - EYW

BUFEYW

Buffalo

Sat 8/8

10:02 pm-11:25 am

1 stop13h 23m

Key West

Wed 8/12

11:46 am-10:29 am

2 stops22h 43m

$341

BuffaloKey West

BUF - EYW

BUFEYW

Buffalo

Sat 8/8

10:02 pm-11:25 am

1 stop13h 23m

Key West

Wed 8/12

11:46 am-10:29 am

2 stops22h 43m

$347

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 March 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 Monday, with ticket prices averaging around $1,829.

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 $297 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 $253 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	2h 45m
Direct flights	Mon, Tue, Wed, Fri, Sat and Sun
Airports in Florida Keys	3 airports

The fastest flight from Buffalo to Florida Keys takes 2h 45m

Direct flights go from Buffalo to Florida Keys on Monday, Tuesday, Wednesday, Friday, Saturday and 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 July 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 23.55% of all bookings. The subsequent popular models are Airbus A220-300 at 11.80%, Boeing 737 MAX 8 at 8.96%, and Airbus A320neo at 8.33%.

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 $268	Free Cancellation	Rating 7.8 8,452 reviews		Search Delta flights
American Airlines	PriceFrom $275	Free Cancellation	Rating 7.1 11,770 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.