$159+ Cheap flights from Buffalo to Key West (BUF - EYW)
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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — EYW
Mar 14 — Mar 211
1 adult, Economy
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Find cheap flights from Buffalo to Key West with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Buffalo to Key West
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Best
Last-minute
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Cheapest flights from Buffalo to Key WestExplore the most affordable flight options available from Buffalo to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.
Explore the most affordable flight options available from Buffalo to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/229:47 pm
BUF
- EYW
1 stop14h 39m
Multiple Airlines
Thu 3/269:46 am
EYW
- BUF
1 stop25h 03m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$225
This American Airlines deal was found by Cheapflights users on 2/12. 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.
Wed 5/137:00 am
BUF
- EYW
1 stop6h 27m
American Airlines
Wed 5/201:57 pm
EYW
- BUF
1 stop8h 07m
American Airlines
Deal found 2/12![American Airlines logo]()
$283
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 3/95:30 am
BUF
- EYW
1 stop6h 47m
American Airlines
Wed 3/185:04 pm
EYW
- BUF
1 stop5h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 3/115:30 am
BUF
- EYW
1 stop6h 47m
American Airlines
Wed 3/185:04 pm
EYW
- BUF
1 stop5h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$293
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 3/45:24 am
BUF
- EYW
1 stop6h 08m
American Airlines
Wed 3/117:45 am
EYW
- BUF
1 stop5h 06m
American Airlines
Deal found 2/9![American Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 2/9. 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 4/711:37 am
BUF
- EYW
2 stops8h 04m
Delta
Tue 4/142:40 pm
EYW
- BUF
2 stops10h 09m
Delta
Deal found 2/9![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 2/257:00 am
BUF
- EYW
1 stop8h 00m
United Airlines
Tue 3/36:35 pm
EYW
- BUF
1 stop5h 09m
United Airlines
Deal found 2/10![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 2/11. 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 3/176:02 am
BUF
- EYW
1 stop6h 40m
Delta
Tue 3/246:25 pm
EYW
- BUF
1 stop5h 21m
Delta
Deal found 2/11![Delta logo]()
$321
Best flights from Buffalo to Key WestDiscover carefully curated flight deals from Buffalo to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 12, 2026.
Discover carefully curated flight deals from Buffalo to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 12, 2026.
This Delta deal was found by Cheapflights users on 2/9. 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 4/711:37 am
BUF
- EYW
2 stops8h 04m
Delta
Tue 4/142:40 pm
EYW
- BUF
2 stops10h 09m
Delta
Deal found 2/9![Delta logo]()
$293
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 2/257:00 am
BUF
- EYW
1 stop8h 00m
United Airlines
Tue 3/36:35 pm
EYW
- BUF
1 stop5h 09m
United Airlines
Deal found 2/10![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 2/11. 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 4/77:00 am
BUF
- EYW
1 stop6h 42m
American Airlines
Tue 4/145:25 pm
EYW
- BUF
1 stop5h 15m
American Airlines
Deal found 2/11![American Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:25 pm
BUF
- EYW
1 stop15h 01m
Multiple Airlines
Sat 3/1412:25 pm
EYW
- BUF
2 stops23h 25m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 2/9. 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.
Fri 2/276:01 am
BUF
- EYW
2 stops11h 00m
Delta
Wed 3/45:56 pm
EYW
- BUF
1 stop5h 30m
Delta
Deal found 2/9![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 2/11. 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 3/1710:23 am
BUF
- EYW
2 stops9h 18m
Delta
Tue 3/246:25 pm
EYW
- BUF
1 stop5h 21m
Delta
Deal found 2/11![Delta logo]()
$326
Last-minute flights from Buffalo to Key WestDiscover last-minute flight deals from Buffalo to Key West. Data last updated February 12, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Key West. Data last updated February 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 2/257:00 am
BUF
- EYW
1 stop8h 00m
United Airlines
Tue 3/36:35 pm
EYW
- BUF
1 stop5h 09m
United Airlines
Deal found 2/10![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 2/11. 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.
Fri 2/2712:05 pm
BUF
- EYW
1 stop7h 37m
Delta
Wed 3/45:56 pm
EYW
- BUF
1 stop5h 30m
Delta
Deal found 2/11![Delta logo]()
$324
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 3/45:24 am
BUF
- EYW
1 stop6h 08m
American Airlines
Wed 3/117:45 am
EYW
- BUF
1 stop5h 06m
American Airlines
Deal found 2/9![American Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 3/95:30 am
BUF
- EYW
1 stop6h 47m
American Airlines
Wed 3/185:04 pm
EYW
- BUF
1 stop5h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$286
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 3/115:30 am
BUF
- EYW
1 stop6h 47m
American Airlines
Wed 3/185:04 pm
EYW
- BUF
1 stop5h 41m
American Airlines
Deal found 2/9![American Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 2/11. 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 3/176:02 am
BUF
- EYW
1 stop6h 40m
Delta
Tue 3/246:25 pm
EYW
- BUF
1 stop5h 21m
Delta
Deal found 2/11![Delta logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/229:47 pm
BUF
- EYW
1 stop14h 39m
Multiple Airlines
Thu 3/269:46 am
EYW
- BUF
1 stop25h 03m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$225
One-way flights from Buffalo to Key WestSearch for one-way flight options from Buffalo to Key West. Find affordable one-way fares based on user searches. Data last updated February 12, 2026.
Search for one-way flight options from Buffalo to Key West. Find affordable one-way fares based on user searches. Data last updated February 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:08 pm
BUF
- EYW
2 stops22h 03m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:48 pm
BUF
- EYW
2 stops22h 33m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:25 am
BUF
- EYW
3 stops47h 46m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1312:50 pm
BUF
- EYW
2 stops46h 40m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/152:19 pm
BUF
- EYW
2 stops18h 50m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2012:50 pm
BUF
- EYW
2 stops25h 52m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$275
This American Airlines deal was found by Cheapflights users on 2/11. 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 4/145:30 am
BUF
- EYW
1 stop9h 54m
American Airlines
Deal found 2/11![American Airlines logo]()
$282
Find flight deals from Buffalo to Key West
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $225 (Kiwi.com) |
One-way from | $159 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $419 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo to Key West 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 February 12, 2026.
Use the filters below to find and compare flights from Buffalo to Key West that are best for you.
Fly from
Buffalo
Fly to
Key West
Route
Depart
Return
Price
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Tue 4/7
11:37 am-7:41 pm
2 stops8h 04m
Key West
Tue 4/14
2:40 pm-12:49 am
2 stops10h 09m
$293
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Wed 2/25
7:00 am-3:00 pm
1 stop8h 00m
Key West
Tue 3/3
6:35 pm-11:44 pm
1 stop5h 09m
$314
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Fri 2/27
6:01 am-5:01 pm
2 stops11h 00m
Key West
Wed 3/4
5:56 pm-11:26 pm
1 stop5h 30m
$319
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Tue 3/17
10:23 am-7:41 pm
2 stops9h 18m
Key West
Tue 3/24
6:25 pm-11:46 pm
1 stop5h 21m
$326
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Tue 4/7
7:00 am-1:42 pm
1 stop6h 42m
Key West
Tue 4/14
5:25 pm-10:40 pm
1 stop5h 15m
$336
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Sun 3/8
9:25 pm-12:26 pm
1 stop15h 01m
Key West
Sat 3/14
12:25 pm-11:50 am
2 stops23h 25m
$341
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Tue 4/14
1:08 pm-11:11 am
2 stops22h 03m
$159
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Mon 3/2
1:48 pm-12:21 pm
2 stops22h 33m
$162
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Fri 5/1
11:25 am-11:11 am
3 stops47h 46m
$198
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Fri 3/13
12:50 pm-11:30 am
2 stops46h 40m
$253
Showing 1-10 of 14 results
Compare providers for flights from Buffalo to Key West
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Key West in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Buffalo-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Key West flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-Key West flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Buffalo to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from Buffalo with our price prediction graph.
BUF-EYW
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.
Cheapflights Insights
Everything you need to know about your flight from Buffalo to Key West
How far ahead should I book a flight from Buffalo to Key West?
Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Key West. Price data was last updated on February 6, 2026.
To ensure you get the cheapest price possible for a flight from Buffalo to Key West, you should look to book at least 9 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Buffalo to Key West?
Currently, May is the cheapest month in which you can book a flight from Buffalo to Key West (average of $199). Flying from Buffalo to Key West in October is currently the most expensive (average of $299). 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.
Reviews of airlines servicing Key West
Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated February 12, 2026.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Buffalo to Key West have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.9
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentKymberlee,Oct 2024
JFK - ATL
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Buffalo to Key West
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Complete your trip
Complete your trip to Key West by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buffalo to Key West by cabin class
Find flights from Buffalo to Key West, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Key West
Explore flights to Key West departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.
Buffalo and Key West flights
Browse other Buffalo and Key West flight options. Last updated on February 12, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on February 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Buffalo to Key West
Discover the top 3 airlines that operate flights from Buffalo to Key West. 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 February 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$183 | Average$454 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$249 | Average$400 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$431 | FlexibilityNo cancel fee | On-time71% |