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$84+ Cheap flights from Florida Keys to Buffalo (BUF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — BUF
Mar 23 — Mar 301
Sun 3/23
Sun 3/30
1 adult, Economy
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Cheap flight deals from Florida Keys to Buffalo

Keep the following information in mind while searching for Florida Keys to Buffalo flight deals. Data was last updated March 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$167
(American Airlines)

One-way from

$84
(American Airlines)
Provider with most accurate pricing for Key West-Buffalo flight deals.
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Provider most trusted by Cheapflights users for Key West-Buffalo flights.
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From Florida Keys to Buffalo
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One-way flight from Florida Keys to Buffalo
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Find flight deals from Florida Keys to Buffalo

Cheapest flights from Florida Keys to Buffalo
Explore the most affordable flight options available from Florida Keys to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2025.

This American Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:30 amMIA - BUF
1 stop5h 53mAmerican Airlines
Mon 4/217:19 pmBUF - MIA
1 stop5h 06mAmerican Airlines
Deal found 3/17$167
This Southwest deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/125:10 pmMIA - BUF
1 stop6h 35mSouthwest
Tue 6/178:35 amBUF - MIA
2 stops7h 05mSouthwest
Deal found 3/18$172
This Frontier deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:04 amMIA - BUF
1 stop5h 41mFrontier
Sun 4/273:35 pmBUF - MIA
1 stop5h 51mFrontier
Deal found 3/16$190
This JetBlue deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:35 amMIA - BUF
1 stop7h 34mJetBlue
Mon 5/53:05 pmBUF - MIA
1 stop7h 27mJetBlue
Deal found 3/18$197
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:00 amMIA - BUF
1 stop5h 00mDelta
Sun 4/276:45 pmBUF - MIA
1 stop6h 03mDelta
Deal found 3/17$217
This United Airlines deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/145:20 pmMIA - BUF
1 stop6h 24mUnited Airlines
Sat 4/1910:20 amBUF - MIA
2 stops12h 24mUnited Airlines
Deal found 3/17$262
This American Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:16 pmEYW - BUF
1 stop5h 30mAmerican Airlines
Tue 4/85:25 amBUF - EYW
1 stop5h 04mAmerican Airlines
Deal found 3/18$265
This Delta deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:15 pmEYW - BUF
1 stop5h 52mDelta
Mon 4/76:00 amBUF - EYW
1 stop6h 50mDelta
Deal found 3/18$319
This United Airlines deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:45 pmEYW - BUF
3 stops24h 02mUnited Airlines
Mon 4/78:50 amBUF - EYW
2 stops33h 15mUnited Airlines
Deal found 3/18$485

Find flights from Florida Keys to Buffalo within your budget

Customize your flight search to find flights from Florida Keys to Buffalo 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, Cheapflights users made 2,558,603 searches. Data last updated March 18, 2025.

Fly from

Florida Keys

Fly to

Buffalo

Route

Depart

Return

Price

MiamiBuffalo

MIA - BUF

MIABUF

Miami

Tue 4/15

6:30 am-12:23 pm

1 stop5h 53m

Buffalo

Mon 4/21

7:19 pm-12:25 am

1 stop5h 06m

$167

MiamiBuffalo

MIA - BUF

MIABUF

Miami

Thu 6/12

5:10 pm-11:45 pm

1 stop6h 35m

Buffalo

Tue 6/17

8:35 am-3:40 pm

2 stops7h 05m

$172

MiamiBuffalo

MIA - BUF

MIABUF

Miami

Thu 4/24

9:04 am-2:45 pm

1 stop5h 41m

Buffalo

Sun 4/27

3:35 pm-9:26 pm

1 stop5h 51m

$190

MiamiBuffalo

MIA - BUF

MIABUF

Miami

Sat 5/3

6:35 am-2:09 pm

1 stop7h 34m

Buffalo

Tue 5/6

6:00 am-1:06 pm

1 stop7h 06m

$197

MiamiBuffalo

MIA - BUF

MIABUF

Miami

Wed 4/23

6:00 am-11:00 am

1 stop5h 00m

Buffalo

Sun 4/27

6:45 pm-12:48 am

1 stop6h 03m

$217

MiamiBuffalo

MIA - BUF

MIABUF

Miami

Mon 4/14

5:20 pm-11:44 pm

1 stop6h 24m

Buffalo

Sat 4/19

10:20 am-10:44 pm

2 stops12h 24m

$262

Key WestBuffalo

EYW - BUF

EYWBUF

Key West

Tue 4/1

5:16 pm-10:46 pm

1 stop5h 30m

Buffalo

Tue 4/8

5:25 am-10:29 am

1 stop5h 04m

$265

Key WestBuffalo

EYW - BUF

EYWBUF

Key West

Tue 4/1

6:15 pm-12:07 am

1 stop5h 52m

Buffalo

Mon 4/7

6:00 am-12:50 pm

1 stop6h 50m

$319

Key WestBuffalo

EYW - BUF

EYWBUF

Key West

Tue 4/1

6:45 pm-6:47 pm

3 stops24h 02m

Buffalo

Mon 4/7

8:50 am-6:05 pm

2 stops33h 15m

$485

MiamiBuffalo

MIA - BUF

MIABUF

Miami

Tue 5/13

5:04 pm-10:45 pm

1 stop5h 41m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 18 results
1
2

Best time to book a flight from Florida Keys to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Florida Keys with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Florida Keys to Buffalo

Get recent, data-driven insights about flights from Florida Keys to Buffalo including ideal travel times, pricing trends, and more.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated March 18, 2025.
To help decide which airline to fly from Florida Keys to Buffalo, see what other customers have to say about Southwest, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,280 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,280 reviews
Southwest
8.1
Very good
4,280 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,908 reviews
Southwest
8.1
Very good
4,280 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,611 reviews
Southwest
8.1
Very good
4,280 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,938 reviews
Southwest
8.1
Very good
4,280 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,280 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Buffalo from Florida Keys?

    Buffalo (BUF), located 8.3 mi from the city center, is the airport you fly into when you book flights from Florida Keys to Buffalo.

  • What are the cheapest airlines to fly from Florida Keys to Buffalo one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $84. However, be on the lookout for offers from JetBlue and Frontier, as they are both options that can get you from Florida Keys to Buffalo for a low price.

  • Can I find deals for flights from Florida Keys to Buffalo that include hotel bookings?

    Yes. In addition to deals on Florida Keys to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Florida Keys to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to Buffalo.

  • Can I find deals for business class flights from Florida Keys to Buffalo?

    Yes. Cheapflights offers flight deals from Florida Keys to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Florida Keys to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Florida Keys to Buffalo (average of $256). Flying from Florida Keys to Buffalo in December is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Florida Keys?

Book flights to Florida Keys if you plan to visit one of these locations
West Seneca
Williamsville
Amherst
Batavia
Orchard Park
Cheektowaga

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Alternative routes for Florida Keys to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Florida Keys to Buffalo

Discover the top 2 airlines that operate flights from Florida Keys to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$287Average$434FlexibilityNo cancel feeOn-time71%
DeltaCheapest$293Average$359FlexibilityNo cancel feeOn-timeN/A
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