$122+ Cheap flights from Key West to Buffalo (EYW - 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — BUF
Sep 5 — Sep 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Key West to Buffalo 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 Key West to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Key West to BuffaloExplore the most affordable flight options available from Key West to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
Explore the most affordable flight options available from Key West to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 9/2512:59 pm -
2 stops23h 51m
Thu 10/112:49 pm -
1 stop18h 55m
Deal found 8/5![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 10/112:01 pm -
2 stops24h 54m
Sun 10/118:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 9/2512:59 pm -
2 stops23h 51m
Sun 10/412:49 pm -
1 stop19h 45m
Deal found 8/5![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 10/88:37 am -
2 stops27h 41m
Sun 10/188:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 10/910:20 pm -
2 stops13h 58m
Sun 10/188:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 10/212:59 pm -
2 stops23h 51m
Sun 10/118:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 9/2512:59 pm -
2 stops23h 51m
Sun 10/118:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 10/110:59 am -
1 stop6h 46m
Wed 10/71:40 pm -
2 stops18h 07m
Deal found 8/5![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 10/110:59 am -
1 stop6h 46m
Sat 10/101:13 pm -
2 stops18h 59m
Deal found 8/5![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 10/109:52 am -
2 stops26h 26m
Sun 10/188:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Sun 10/410:59 am -
1 stop6h 46m
Sun 10/111:13 pm -
2 stops24h 51m
Deal found 8/5![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Sun 10/410:59 am -
1 stop6h 46m
Wed 10/71:40 pm -
2 stops18h 07m
Deal found 8/5![Multiple Airlines logo]()
$302
Best flights from Key West to BuffaloDiscover carefully curated flight deals from Key West to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Key West to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Delta deal was found by Cheapflights users on 8/5. 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.
Fri 10/26:19 pm -
1 stop5h 33m
Tue 10/66:00 am -
1 stop4h 47m
Deal found 8/5![Delta logo]()
$398
This American Airlines deal was found by Cheapflights users on 8/6. 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 8/201:50 pm -
1 stop8h 05m
Mon 8/246:50 am -
1 stop6h 05m
Deal found 8/6![American Airlines logo]()
$593
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 10/34:00 pm -
2 stops7h 50m
Sat 10/107:00 am -
1 stop7h 18m
Deal found 8/6![United Airlines logo]()
$597
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:19 pm -
1 stop5h 33m
Wed 10/76:00 am -
1 stop4h 47m
Deal found 8/6![Delta logo]()
$426
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 9/296:19 pm -
1 stop5h 33m
Sun 10/46:20 am -
2 stops13h 40m
Deal found 8/5![Delta logo]()
$470
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 10/136:10 pm -
1 stop5h 49m
Tue 10/206:10 am -
2 stops13h 51m
Deal found 8/5![Delta logo]()
$472
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 9/2311:42 am -
1 stop6h 10m
Fri 10/96:00 am -
1 stop14h 01m
Deal found 8/5![Delta logo]()
$490
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:19 pm -
1 stop5h 33m
Sat 10/106:00 am -
1 stop14h 01m
Deal found 8/6![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 8/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/186:02 pm -
1 stop5h 57m
Fri 1/86:16 am -
2 stops13h 27m
Deal found 8/4![Delta logo]()
$560
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:19 pm -
1 stop5h 33m
Fri 10/96:10 am -
2 stops13h 51m
Deal found 8/6![Delta logo]()
$580
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:19 pm -
1 stop5h 33m
Fri 10/96:10 am -
2 stops13h 51m
Deal found 8/6![Delta logo]()
$580
This Delta deal was found by Cheapflights users on 8/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/196:00 pm -
2 stops17h 44m
Tue 12/226:16 am -
1 stop7h 20m
Deal found 8/4![Delta logo]()
$635
Last-minute flights from Key West to BuffaloDiscover last-minute flight deals from Key West to Buffalo. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Key West to Buffalo. Data last updated August 6, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 9/236:19 pm -
1 stop5h 33m
Tue 10/66:00 am -
1 stop4h 47m
Deal found 8/5![Delta logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 9/2412:01 pm -
2 stops24h 54m
Sun 10/412:49 pm -
1 stop19h 45m
Deal found 8/5![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 9/2412:01 pm -
2 stops24h 54m
Sun 10/118:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 9/2410:59 am -
1 stop6h 46m
Sat 10/31:45 pm -
2 stops24h 28m
Deal found 8/5![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 9/2410:59 am -
1 stop6h 46m
Fri 10/21:40 pm -
2 stops19h 44m
Deal found 8/5![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 9/2410:59 am -
1 stop6h 46m
Wed 10/71:40 pm -
2 stops18h 07m
Deal found 8/5![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Thu 9/2410:59 am -
1 stop6h 46m
Sat 10/101:13 pm -
2 stops18h 59m
Deal found 8/5![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 9/2512:59 pm -
2 stops23h 51m
Thu 10/112:49 pm -
1 stop18h 55m
Deal found 8/5![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 9/2512:59 pm -
2 stops23h 51m
Sun 10/412:49 pm -
1 stop19h 45m
Deal found 8/5![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 9/2512:59 pm -
2 stops23h 51m
Sun 10/118:54 pm -
1 stop17h 10m
Deal found 8/5![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Sun 9/2712:01 pm -
2 stops24h 54m
Thu 10/112:49 pm -
1 stop18h 55m
Deal found 8/5![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Sun 9/2712:01 pm -
2 stops24h 54m
Sun 10/412:49 pm -
1 stop19h 45m
Deal found 8/5![Multiple Airlines logo]()
$378
One-way flights from Key West to BuffaloSearch for one-way flight options from Key West to Buffalo. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Key West to Buffalo. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Wed 8/2611:46 am -
2 stops30h 39m
Deal found 8/5![Multiple Airlines logo]()
$122
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 8/266:15 pm -
1 stop5h 44m
Deal found 8/5![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 8/5. 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.
Sun 1/36:00 pm -
1 stop5h 55m
Deal found 8/5![Delta logo]()
$480
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/34:05 pm -
2 stops26h 21m
Deal found 8/4![United Airlines logo]()
$993
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Sun 1/312:55 pm -
2 stops7h 14m
Deal found 8/6![American Airlines logo]()
$1,050
Find flight deals from Key West to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Buffalo (BUF). 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 August 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $282 (Kiwi.com) |
One-way from | $122 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Key West 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 August 6, 2026.
Use the filters below to find and compare flights from Key West to Buffalo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Fri 10/2
6:19 pm-11:52 pm
1 stop5h 33m
Buffalo
Tue 10/6
6:00 am-10:47 am
1 stop4h 47m
$398
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Sat 10/3
6:19 pm-11:52 pm
1 stop5h 33m
Buffalo
Wed 10/7
6:00 am-10:47 am
1 stop4h 47m
$426
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Tue 9/29
6:19 pm-11:52 pm
1 stop5h 33m
Buffalo
Sun 10/4
6:20 am-8:00 pm
2 stops13h 40m
$470
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Tue 10/13
6:10 pm-11:59 pm
1 stop5h 49m
Buffalo
Tue 10/20
6:10 am-8:01 pm
2 stops13h 51m
$472
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Wed 9/23
11:42 am-5:52 pm
1 stop6h 10m
Buffalo
Fri 10/9
6:00 am-8:01 pm
1 stop14h 01m
$490
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Wed 9/30
6:19 pm-11:52 pm
1 stop5h 33m
Buffalo
Sat 10/10
6:00 am-8:01 pm
1 stop14h 01m
$515
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Fri 12/18
6:02 pm-11:59 pm
1 stop5h 57m
Buffalo
Fri 1/8
6:16 am-7:43 pm
2 stops13h 27m
$560
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Wed 9/30
6:19 pm-11:52 pm
1 stop5h 33m
Buffalo
Fri 10/9
6:10 am-8:01 pm
2 stops13h 51m
$580
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Sat 10/3
6:19 pm-11:52 pm
1 stop5h 33m
Buffalo
Fri 10/9
6:10 am-8:01 pm
2 stops13h 51m
$580
Key WestBuffalo
EYW Key West - BUF Buffalo
EYWBUF
Key West
Thu 8/20
1:50 pm-9:55 pm
1 stop8h 05m
Buffalo
Mon 8/24
6:50 am-12:55 pm
1 stop6h 05m
$593
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Key West to Buffalo
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 Key West to Buffalo in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Key West-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Key West-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Key West-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Key West-Buffalo 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 Key West-Buffalo 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 Key West to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Key West with our price prediction graph.
EYW-BUF
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.
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 August 6, 2026.
Read reviews from past customers who have flown Delta from Key West to Buffalo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
2.0
MediocreChristopher,Aug 2023
JFK - BUF
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
2.0
MediocreChristopher,Aug 2023
JFK - BUF
Related info for your journey
Find useful and relevant information for your journey from Key West to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Amherst
Williamsville
Orchard Park
Eden
Bowmansville
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buffalo flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Key West
Popular flights
Alternative routes for Key West to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 6, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Key West to Buffalo by cabin class
Find flights from Key West to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Key West and Buffalo flights
Browse other Key West and Buffalo flight options. Last updated on August 6, 2026.
Other flights from Key West
Browse through other flights departing from Key West. Flights are based on user searches made on Cheapflights and were last updated on August 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Key West to Buffalo
Discover the top airline that operate flights from Key West 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 August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$322 | Average$373 | FlexibilityNo cancel fee | On-timeN/A |