$316+ Cheap flights from Buffalo to Key West (BUF - EYW)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — EYW
Jul 9 — Jul 161
Round-trip
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 June 9, 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 June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Sat 9/510:05 pm
BUF
- EYW
1 stop13h 20m
Multiple Airlines
Wed 9/910:04 am
EYW
- BUF
2 stops26h 17m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$316
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/225:20 am
BUF
- EYW
1 stop8h 20m
American Airlines
Tue 7/285:34 pm
EYW
- BUF
1 stop6h 19m
American Airlines
Deal found 6/9![American Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 6/5. 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.
Sat 9/56:00 am
BUF
- EYW
1 stop4h 50m
Delta
Wed 9/96:00 pm
EYW
- BUF
1 stop5h 58m
Delta
Deal found 6/5![Delta logo]()
$333
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 7/206:00 am
BUF
- EYW
1 stop5h 00m
Delta
Tue 7/286:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 6/8![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 10/257:00 am
BUF
- EYW
1 stop8h 06m
United Airlines
Thu 11/52:30 pm
EYW
- BUF
1 stop8h 07m
United Airlines
Deal found 6/6![United Airlines logo]()
$339
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Thu 7/99:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Thu 7/167:53 pm
EYW
- BUF
2 stops39h 40m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 6/7. 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 8/286:05 am
BUF
- EYW
1 stop4h 45m
Delta
Mon 8/316:15 pm
EYW
- BUF
1 stop5h 44m
Delta
Deal found 6/7![Delta logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 8/1811:35 am
BUF
- EYW
2 stops23h 31m
Multiple Airlines
Fri 8/2112:07 pm
EYW
- BUF
1 stop7h 00m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Thu 7/29:02 pm
BUF
- EYW
1 stop17h 35m
Multiple Airlines
Thu 7/97:53 pm
EYW
- BUF
2 stops39h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Wed 8/127:57 pm
BUF
- EYW
1 stop15h 28m
Multiple Airlines
Sun 8/1612:05 pm
EYW
- BUF
2 stops25h 48m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Thu 7/239:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Thu 7/307:53 pm
EYW
- BUF
2 stops18h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/199:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Thu 7/307:53 pm
EYW
- BUF
2 stops18h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$370
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 June 9, 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 June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Sat 9/510:05 pm
BUF
- EYW
1 stop13h 20m
Multiple Airlines
Wed 9/910:04 am
EYW
- BUF
2 stops26h 17m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$316
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/225:20 am
BUF
- EYW
1 stop8h 20m
American Airlines
Tue 7/285:34 pm
EYW
- BUF
1 stop6h 19m
American Airlines
Deal found 6/9![American Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 6/5. 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.
Sat 9/56:00 am
BUF
- EYW
1 stop4h 50m
Delta
Wed 9/96:00 pm
EYW
- BUF
1 stop5h 58m
Delta
Deal found 6/5![Delta logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Thu 7/99:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Thu 7/167:53 pm
EYW
- BUF
2 stops39h 40m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 6/8. 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 7/216:00 am
BUF
- EYW
1 stop5h 00m
Delta
Mon 7/276:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 6/8![Delta logo]()
$371
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 6/191:46 pm
BUF
- EYW
1 stop5h 03m
American Airlines
Tue 6/235:37 pm
EYW
- BUF
1 stop6h 17m
American Airlines
Deal found 6/4![American Airlines logo]()
$417
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/15:25 am
BUF
- EYW
1 stop8h 16m
American Airlines
Tue 7/75:34 pm
EYW
- BUF
1 stop6h 19m
American Airlines
Deal found 6/9![American Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 6/7. 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.
Thu 7/236:00 am
BUF
- EYW
1 stop5h 00m
Delta
Tue 7/286:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 6/7![Delta logo]()
$453
This American Airlines deal was found by Cheapflights users on 6/5. 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 7/216:00 am
BUF
- EYW
2 stops7h 14m
American Airlines
Tue 7/284:41 pm
EYW
- BUF
1 stop6h 10m
American Airlines
Deal found 6/5![American Airlines logo]()
$445
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Thu 7/231:47 pm
BUF
- EYW
1 stop5h 01m
American Airlines
Tue 7/284:41 pm
EYW
- BUF
1 stop6h 10m
American Airlines
Deal found 6/6![American Airlines logo]()
$453
Last-minute flights from Buffalo to Key WestDiscover last-minute flight deals from Buffalo to Key West. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Key West. Data last updated June 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Thu 7/29:02 pm
BUF
- EYW
1 stop17h 35m
Multiple Airlines
Thu 7/97:53 pm
EYW
- BUF
2 stops39h 40m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Thu 7/99:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Thu 7/167:53 pm
EYW
- BUF
2 stops39h 40m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Thu 7/99:29 pm
BUF
- EYW
1 stop17h 08m
Multiple Airlines
Sun 7/127:53 pm
EYW
- BUF
2 stops18h 00m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/199:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Thu 7/307:53 pm
EYW
- BUF
2 stops18h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 7/206:00 am
BUF
- EYW
1 stop5h 00m
Delta
Tue 7/286:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 6/8![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 6/8. 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.
Mon 7/206:00 am
BUF
- EYW
1 stop5h 00m
Delta
Thu 7/306:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 6/8![Delta logo]()
$353
This Delta deal was found by Cheapflights users on 6/8. 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 7/216:00 am
BUF
- EYW
1 stop5h 00m
Delta
Mon 7/276:18 pm
EYW
- BUF
1 stop5h 41m
Delta
Deal found 6/8![Delta logo]()
$371
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/225:20 am
BUF
- EYW
1 stop8h 20m
American Airlines
Tue 7/285:34 pm
EYW
- BUF
1 stop6h 19m
American Airlines
Deal found 6/9![American Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Thu 7/239:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Thu 7/307:53 pm
EYW
- BUF
2 stops18h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 7/231:47 pm
BUF
- EYW
1 stop5h 01m
American Airlines
Tue 7/284:41 pm
EYW
- BUF
1 stop6h 10m
American Airlines
Deal found 6/9![American Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 6/8. 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.
Thu 7/239:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Mon 7/271:11 pm
EYW
- BUF
2 stops21h 18m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$402
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 June 9, 2026.
Search for one-way flight options from Buffalo to Key West. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 7/59:29 pm
BUF
- EYW
1 stop13h 58m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$316
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Thu 8/205:00 am
BUF
- EYW
1 stop6h 36m
American Airlines
Deal found 6/5![American Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 6/9. 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.
Thu 8/2012:16 pm
BUF
- EYW
1 stop7h 41m
Delta
Deal found 6/9![Delta logo]()
$343
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 7/56:15 am
BUF
- EYW
2 stops9h 04m
United Airlines
Deal found 6/6![United Airlines logo]()
$430
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 June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $316 (Kiwi.com) |
One-way from | $316 (Kiwi.com) |
Popular in | April |
Cheapest in | August |
Average price | $521 |
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 June 9, 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
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Sat 9/5
10:05 pm-11:25 am
1 stop13h 20m
Key West
Wed 9/9
10:04 am-12:21 pm
2 stops26h 17m
$316
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Wed 7/22
5:20 am-1:40 pm
1 stop8h 20m
Key West
Tue 7/28
5:34 pm-11:53 pm
1 stop6h 19m
$323
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Sat 9/5
6:00 am-10:50 am
1 stop4h 50m
Key West
Wed 9/9
6:00 pm-11:58 pm
1 stop5h 58m
$333
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Thu 7/9
9:29 pm-11:27 am
1 stop13h 58m
Key West
Thu 7/16
7:53 pm-11:33 am
2 stops39h 40m
$347
Quickest round-trip
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Tue 7/21
6:00 am-11:00 am
1 stop5h 00m
Key West
Mon 7/27
6:18 pm-11:59 pm
1 stop5h 41m
$371
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Fri 6/19
1:46 pm-6:49 pm
1 stop5h 03m
Key West
Tue 6/23
5:37 pm-11:54 pm
1 stop6h 17m
$417
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Wed 7/1
5:25 am-1:41 pm
1 stop8h 16m
Key West
Tue 7/7
5:34 pm-11:53 pm
1 stop6h 19m
$429
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Tue 7/21
6:00 am-1:14 pm
2 stops7h 14m
Key West
Tue 7/28
4:41 pm-10:51 pm
1 stop6h 10m
$445
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Thu 7/23
6:00 am-11:00 am
1 stop5h 00m
Key West
Tue 7/28
6:18 pm-11:59 pm
1 stop5h 41m
$453
BuffaloKey West
BUF - EYW
BUFEYW
Buffalo
Thu 7/23
1:47 pm-6:48 pm
1 stop5h 01m
Key West
Tue 7/28
4:41 pm-10:51 pm
1 stop6h 10m
$453
Showing 1-10 of 14 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 June.
| 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, August is the cheapest month in which you can book a flight from Buffalo to Key West (average of $303). 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 June 9, 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.
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Overall
7.9
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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Top 2 airlines flying from Buffalo to Key West
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$457 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$281 | Average$449 | FlexibilityNo cancel fee | On-time71% |