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Cheap flights from Buffalo to Florida Keys from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Florida Keys departing on 10/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to Florida Keys

Cheap round-trip flights

Frontier Logo
5:24 pm - 6:19 amBUF-MIA
12h 55m1 stop
Frontier Logo
5:15 am - 11:19 amMIA-BUF
6h 04m1 stop
$159Frontier
Find Deal
Fri, Oct 17 - Mon, Oct 20
Frontier Logo
2:42 pm - 12:34 amBUF-MIA
9h 52m1 stop
Frontier Logo
5:01 am - 3:28 pmMIA-BUF
10h 27m1 stop
$160Frontier
Find Deal
Thu, Oct 30 - Thu, Nov 6
Southwest Logo
5:25 pm - 10:05 pmBUF-MIA
4h 40m1 stop
Southwest Logo
6:00 am - 4:20 pmMIA-BUF
10h 20m1 stop
$164Southwest
Find Deal
Fri, Oct 3 - Sat, Oct 11
Southwest Logo
2:15 pm - 9:50 pmBUF-MIA
7h 35m2 stops
Southwest Logo
10:30 am - 10:15 pmMIA-BUF
11h 45m2 stops
$169Southwest
Find Deal
Sat, Oct 25 - Wed, Oct 29
Logo
12:17 pm - 12:12 amBUF-MIA
11h 55m1 stop
Logo
7:54 pm - 11:22 amMIA-BUF
39h 28m2 stops
$194
Find Deal
Thu, Sep 25 - Tue, Sep 30
American Airlines Logo
7:12 pm - 12:46 amBUF-MIA
5h 34m1 stop
American Airlines Logo
5:36 pm - 11:26 pmMIA-BUF
5h 50m1 stop
$203American Airlines
Find Deal
Sat, Nov 8 - Tue, Nov 11
American Airlines Logo
7:20 pm - 12:52 amBUF-MIA
5h 32m1 stop
American Airlines Logo
7:04 am - 12:05 pmMIA-BUF
5h 01m1 stop
$207American Airlines
Find Deal
Thu, Dec 11 - Mon, Dec 15
Logo
5:24 pm - 6:11 pmBUF-MIA
24h 47m2 stops
Logo
10:42 am - 6:19 pmMIA-BUF
7h 37m1 stop
$214
Find Deal
Mon, Oct 20 - Thu, Oct 23
Delta Logo
11:19 am - 6:51 pmBUF-MIA
7h 32m1 stop
Delta Logo
5:15 pm - 11:59 pmMIA-BUF
6h 44m1 stop
$217Delta
Find Deal
Tue, Nov 18 - Tue, Nov 25
Delta Logo
6:50 pm - 12:57 amBUF-MIA
6h 07m1 stop
Delta Logo
7:30 am - 1:48 pmMIA-BUF
6h 18m1 stop
$222Delta
Find Deal
Fri, Feb 20 - Sat, Feb 28

Frontier flights from Buffalo to Florida Keys

Our best Frontier deals on Buffalo to Florida Keys flight tickets
Frontier
Oct 17
BUF5:24 pmBuffalo
12h 55m
1 stop
MIA6:19 amMiami
Oct 20
MIA5:15 amMiami
6h 04m
1 stop
BUF11:19 amBuffalo
$159
Find similar
Frontier
Oct 30
BUF2:42 pmBuffalo
9h 52m
1 stop
MIA12:34 amMiami
Nov 6
MIA5:01 amMiami
10h 27m
1 stop
BUF3:28 pmBuffalo
$160
Find similar
Frontier
Oct 10
BUF5:24 pmBuffalo
12h 55m
1 stop
MIA6:19 amMiami
Oct 19
MIA5:15 amMiami
6h 04m
1 stop
BUF11:19 amBuffalo
$161
Find similar

Southwest flights from Buffalo to Florida Keys

Our best Southwest deals on Buffalo to Florida Keys flight tickets
Southwest
Oct 3
BUF5:25 pmBuffalo
4h 40m
1 stop
MIA10:05 pmMiami
Oct 11
MIA6:00 amMiami
10h 20m
1 stop
BUF4:20 pmBuffalo
$164
Find similar
Southwest
Oct 25
BUF2:15 pmBuffalo
7h 35m
2 stops
MIA9:50 pmMiami
Oct 29
MIA10:30 amMiami
11h 45m
2 stops
BUF10:15 pmBuffalo
$169
Find similar
Southwest
Oct 13
BUF7:55 amBuffalo
10h 55m
1 stop
MIA6:50 pmMiami
Oct 20
MIA6:25 amMiami
10h 10m
1 stop
BUF4:35 pmBuffalo
$170
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Florida Keys 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, momondo users made 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Buffalo to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Fri 10/17

5:24 pm-6:19 am

1 stop12h 55m

Miami

Mon 10/20

5:15 am-11:19 am

1 stop6h 04m

$159

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Thu 10/30

2:42 pm-12:34 am

1 stop9h 52m

Miami

Thu 11/6

5:01 am-3:28 pm

1 stop10h 27m

$160

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Fri 10/3

5:25 pm-10:05 pm

1 stop4h 40m

Miami

Sat 10/11

6:00 am-4:20 pm

1 stop10h 20m

$164

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Sat 10/25

2:15 pm-9:50 pm

2 stops7h 35m

Miami

Wed 10/29

10:30 am-10:15 pm

2 stops11h 45m

$169

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Thu 9/25

12:17 pm-12:12 am

1 stop11h 55m

Miami

Tue 9/30

7:54 pm-11:22 am

2 stops39h 28m

$194

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Sat 11/8

7:12 pm-12:46 am

1 stop5h 34m

Miami

Tue 11/11

5:36 pm-11:26 pm

1 stop5h 50m

$203

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Thu 12/11

7:20 pm-12:52 am

1 stop5h 32m

Miami

Mon 12/15

7:04 am-12:05 pm

1 stop5h 01m

$207

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Mon 10/20

5:24 pm-6:11 pm

2 stops24h 47m

Miami

Thu 10/23

10:42 am-6:19 pm

1 stop7h 37m

$214

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Tue 11/18

11:19 am-6:51 pm

1 stop7h 32m

Miami

Tue 11/25

5:15 pm-11:59 pm

1 stop6h 44m

$217

BuffaloMiami

BUF - MIA

BUFMIA

Buffalo

Fri 2/20

6:50 pm-12:57 am

1 stop6h 07m

Miami

Sat 2/28

7:30 am-1:48 pm

1 stop6h 18m

$222

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Florida Keys from

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

What is the cheapest month to fly to Florida Keys?

The month of July is another great option to travel to Florida Keys, with average flight prices from Buffalo averaging around $256.

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 $448. The most expensive day to fly to Florida Keys is Tuesday, with ticket prices averaging around $1,376.

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

According to our data, the cheapest time of day to fly to Florida Keys is in the evening. momondo users have found flights departing from Buffalo to Florida Keys in the evening for as low as $261. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $654.

How far in advance should I book a flight 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 $325 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 $279 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 06m

Direct flights

Sat and Sun

Airports in Florida Keys

1 airport
The fastest flight from Buffalo to Florida Keys takes 3h 06m
Direct flights go from Buffalo to Florida Keys on Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Florida Keys: Miami (MIA)
Search flight deals

  • 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?

  • 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?

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
United AirlinesPriceFrom $220Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
DeltaPriceFrom $243Free CancellationRating
7.9
7,954 reviews
Search Delta flights
American AirlinesPriceFrom $265Free CancellationRating
7.2
10,000 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.

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Wed 10/15
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