$144+ 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — EYW
jun. 16 — jun. 231
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Key West with Cheapflights
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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
Cheapest
Best
Last-minute
One-way
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 mayo 17, 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 mayo 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
jue. 5/288:49 pm
BUF
- EYW
1 stop14h 38m
Multiple Airlines
mar. 6/21:14 pm
EYW
- BUF
2 stops24h 40m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
mar. 6/2311:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
lun. 6/2912:07 pm
EYW
- BUF
1 stop7h 05m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
mar. 6/2311:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
vie. 6/2612:07 pm
EYW
- BUF
1 stop7h 05m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 5/13. 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.
mar. 7/216:00 am
BUF
- EYW
1 stop5h 00m
Delta
mar. 7/286:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 5/13![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 5/13. 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.
mié. 7/221:56 pm
BUF
- EYW
1 stop4h 52m
American Airlines
mar. 7/2811:28 am
EYW
- BUF
2 stops9h 39m
American Airlines
Deal found 5/13![American Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/1611:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
vie. 6/1912:07 pm
EYW
- BUF
1 stop7h 05m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 5/13. 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.
mar. 7/216:00 am
BUF
- EYW
2 stops10h 11m
American Airlines
mar. 7/2811:28 am
EYW
- BUF
2 stops9h 39m
American Airlines
Deal found 5/13![American Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/106:33 pm
BUF
- EYW
2 stops38h 51m
Multiple Airlines
jue. 9/1710:59 am
EYW
- BUF
1 stop6h 35m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 5/14. 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.
mié. 6/1010:44 am
BUF
- EYW
2 stops8h 26m
American Airlines
mar. 6/165:37 pm
EYW
- BUF
1 stop6h 17m
American Airlines
Deal found 5/14![American Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
mar. 6/2311:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
dom. 6/2812:05 pm
EYW
- BUF
1 stop7h 07m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$346
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 mayo 17, 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 mayo 17, 2026.
This Delta deal was found by Cheapflights users on 5/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/216:00 am
BUF
- EYW
1 stop5h 00m
Delta
mar. 7/286:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 5/16![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 5/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/215:20 am
BUF
- EYW
1 stop8h 20m
American Airlines
mar. 7/2811:28 am
EYW
- BUF
2 stops9h 39m
American Airlines
Deal found 5/16![American Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 5/13. 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.
jue. 10/297:00 am
BUF
- EYW
1 stop8h 06m
United Airlines
mar. 11/32:30 pm
EYW
- BUF
1 stop8h 07m
United Airlines
Deal found 5/13![United Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 5/13. 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.
mié. 6/106:00 am
BUF
- EYW
1 stop7h 28m
Delta
mar. 6/166:24 pm
EYW
- BUF
1 stop5h 35m
Delta
Deal found 5/13![Delta logo]()
$371
This American Airlines deal was found by Cheapflights users on 5/13. 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.
mié. 7/221:56 pm
BUF
- EYW
1 stop4h 52m
American Airlines
mar. 7/284:41 pm
EYW
- BUF
1 stop6h 11m
American Airlines
Deal found 5/13![American Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/2312:16 pm
BUF
- EYW
1 stop7h 35m
Delta
mar. 7/286:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 5/12![Delta logo]()
$421
This American Airlines deal was found by Cheapflights users on 5/12. 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.
mié. 8/56:50 am
BUF
- EYW
1 stop5h 55m
American Airlines
lun. 8/101:50 pm
EYW
- BUF
1 stop8h 05m
American Airlines
Deal found 5/12![American Airlines logo]()
$453
Last-minute flights from Buffalo to Key WestDiscover last-minute flight deals from Buffalo to Key West. Data last updated mayo 17, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Key West. Data last updated mayo 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
jue. 5/288:49 pm
BUF
- EYW
1 stop14h 38m
Multiple Airlines
mar. 6/21:14 pm
EYW
- BUF
2 stops24h 40m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$283
This Delta deal was found by Cheapflights users on 5/14. 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.
mié. 6/106:00 am
BUF
- EYW
1 stop7h 28m
Delta
mar. 6/166:24 pm
EYW
- BUF
1 stop5h 35m
Delta
Deal found 5/14![Delta logo]()
$333
This American Airlines deal was found by Cheapflights users on 5/14. 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.
mié. 6/1010:44 am
BUF
- EYW
2 stops8h 26m
American Airlines
mar. 6/165:37 pm
EYW
- BUF
1 stop6h 17m
American Airlines
Deal found 5/14![American Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 5/12. 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.
jue. 6/1110:44 am
BUF
- EYW
2 stops8h 26m
American Airlines
mié. 6/175:37 pm
EYW
- BUF
1 stop6h 17m
American Airlines
Deal found 5/12![American Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/1611:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
vie. 6/1912:07 pm
EYW
- BUF
1 stop7h 05m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
mar. 6/2311:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
lun. 6/2912:07 pm
EYW
- BUF
1 stop7h 05m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
mar. 6/2311:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
vie. 6/2612:07 pm
EYW
- BUF
1 stop7h 05m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
mar. 6/2311:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
jue. 6/2512:05 pm
EYW
- BUF
1 stop7h 07m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
mar. 6/2311:50 am
BUF
- EYW
2 stops23h 16m
Multiple Airlines
dom. 6/2812:05 pm
EYW
- BUF
1 stop7h 07m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
jue. 6/2511:35 am
BUF
- EYW
2 stops22h 52m
Multiple Airlines
lun. 6/2912:07 pm
EYW
- BUF
1 stop7h 05m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
jue. 6/259:02 pm
BUF
- EYW
1 stop14h 25m
Multiple Airlines
mié. 7/111:46 am
EYW
- BUF
2 stops22h 54m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
jue. 6/259:02 pm
BUF
- EYW
1 stop14h 25m
Multiple Airlines
mar. 6/301:14 pm
EYW
- BUF
2 stops24h 41m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$354
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 mayo 17, 2026.
Search for one-way flight options from Buffalo to Key West. Find affordable one-way fares based on user searches. Data last updated mayo 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
jue. 11/58:45 pm
BUF
- EYW
1 stop13h 34m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 5/15. 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.
dom. 11/18:45 pm
BUF
- EYW
1 stop13h 34m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/187:57 pm
BUF
- EYW
2 stops15h 30m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/301:16 pm
BUF
- EYW
2 stops21h 03m
Multiple Airlines
Deal found 5/16![Multiple Airlines logo]()
$320
This American Airlines deal was found by Cheapflights users on 5/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/146:50 am
BUF
- EYW
1 stop5h 55m
American Airlines
Deal found 5/16![American Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 5/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/146:00 am
BUF
- EYW
1 stop7h 29m
United Airlines
Deal found 5/16![United Airlines logo]()
$726
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 mayo 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $283 (Kiwi.com) |
One-way from | $144 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $455 |
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 mayo 17, 2026.
Use the filters below to find and compare flights from Buffalo to Key West that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
mar. 7/21
6:00 am-11:00 am
1 stop5h 00m
Key West
mar. 7/28
6:18 pm-11:59 pm
1 stop5h 41m
$323
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
mar. 7/21
5:20 am-1:40 pm
1 stop8h 20m
Key West
mar. 7/28
11:28 am-9:07 pm
2 stops9h 39m
$328
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
mié. 6/10
6:00 am-1:28 pm
1 stop7h 28m
Key West
mar. 6/16
6:24 pm-11:59 pm
1 stop5h 35m
$371
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
mié. 7/22
1:56 pm-6:48 pm
1 stop4h 52m
Key West
mar. 7/28
4:41 pm-10:52 pm
1 stop6h 11m
$376
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
jue. 10/29
7:00 am-3:06 pm
1 stop8h 06m
Key West
mar. 11/3
2:30 pm-10:37 pm
1 stop8h 07m
$398
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
jue. 7/23
12:16 pm-7:51 pm
1 stop7h 35m
Key West
mar. 7/28
6:18 pm-11:59 pm
1 stop5h 41m
$421
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
mié. 8/5
6:50 am-12:45 pm
1 stop5h 55m
Key West
lun. 8/10
1:50 pm-9:55 pm
1 stop8h 05m
$453
Cheapest one-way
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
jue. 11/5
8:45 pm-10:19 am
1 stop13h 34m
$144
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
dom. 11/1
8:45 pm-10:19 am
1 stop13h 34m
$173
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
jue. 6/18
7:57 pm-11:27 am
2 stops15h 30m
$184
Showing 1-10 of 13 resultsSorted by cheapest first
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 May.
| 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?
To ensure you get the cheapest price possible for a flight from Buffalo to Key West, you should look to book at least 8 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, September is the cheapest month in which you can book a flight from Buffalo to Key West (average of $293). Flying from Buffalo to Key West in April is currently the most expensive (average of $658). 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.
How much does it cost to fly round-trip from Buffalo to Key West?
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 mayo 17, 2026.
See what other customers who have flown with Delta 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
Food
7.2
Comfort
7.8
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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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Alternative routes for Buffalo to Key West
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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 mayo 17, 2026.
Buffalo and Key West flights
Browse other Buffalo and Key West flight options. Last updated on mayo 17, 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 mayo 17, 2026.
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Top 2 airlines flying from Buffalo to Key West
Discover the top 2 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 mayo 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$275 | Average$448 | FlexibilityNo cancel fee | On-time71% |