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Cheap flights from Buffalo to Key West from C$ 188

BUF — EYW
7 Oct — 14 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Key West

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to Key West

Fri 20/111:54 p.m. -
2 stops45h 27m
Fri 27/1110:59 a.m. -
1 stop9h 25m
Deal found 6/9C$ 525
Fri 2/106:05 a.m. -
1 stop4h 41m
Tue 6/107:40 a.m. -
1 stop7h 13m
Deal found 3/9C$ 640
Mon 9/1112:16 p.m. -
1 stop4h 54m
Sat 14/116:05 p.m. -
1 stop5h 54m
Deal found 7/9C$ 706
Fri 2/106:05 a.m. -
1 stop4h 41m
Mon 5/106:19 p.m. -
1 stop5h 33m
Deal found 3/9C$ 730
Tue 15/912:17 p.m. -
1 stop5h 06m
Mon 21/911:42 a.m. -
1 stop6h 10m
Deal found 7/9C$ 741
Sun 6/126:00 a.m. -
1 stop8h 36m
Wed 9/1212:41 p.m. -
2 stops10h 25m
Deal found 3/9C$ 788
Thu 1/1012:17 p.m. -
1 stop22h 29m
Tue 6/107:40 a.m. -
1 stop7h 13m
Deal found 3/9C$ 802
Fri 20/115:56 a.m. -
1 stop6h 41m
Fri 27/114:53 p.m. -
1 stop6h 46m
Deal found 6/9C$ 813
Thu 24/122:10 p.m. -
1 stop6h 48m
Fri 1/17:15 a.m. -
1 stop5h 48m
Deal found 6/9C$ 828
Thu 24/912:17 p.m. -
1 stop5h 06m
Tue 29/96:19 p.m. -
1 stop5h 33m
Deal found 5/9C$ 856
Mon 26/106:00 a.m. -
2 stops9h 29m
Sat 31/102:50 p.m. -
2 stops20h 04m
Deal found 7/9C$ 909

Find flight deals from Buffalo to Key West

Round-trip from

C$ 525

One-way from

C$ 188

Popular in

April

Cheapest in

July

Average price

C$ 578
20/11-27/11
  • 20/11-27/11
  • 3 total stops
  • 54h 52m total
  • Buffalo to Key West
Search Deals
21/10-31/12
  • 21/10-31/12
  • 2 total stops
  • 20h 35m total
  • Buffalo to Key West
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 122 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
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

Price

Cheapest round-trip

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Wed 21/10

1:44 p.m.-10:19 a.m.

2 stops20h 35m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 188
Quickest round-trip

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Wed 21/10

12:21 p.m.-8:01 p.m.

1 stop7h 40m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 391

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Mon 15/2

6:00 a.m.-5:02 p.m.

2 stops11h 02m

Key West

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 538

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Tue 9/2

6:00 a.m.-10:58 a.m.

1 stop4h 58m

Key West

Wed 17/2

2:30 p.m.-10:58 p.m.

1 stop8h 28m

C$ 616

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Fri 2/10

6:05 a.m.-10:46 a.m.

1 stop4h 41m

Key West

Mon 5/10

6:19 p.m.-11:52 p.m.

1 stop5h 33m

C$ 730

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Mon 8/2

6:16 a.m.-1:37 p.m.

1 stop7h 21m

Key West

Fri 12/2

6:00 p.m.-3:05 p.m.

2 stops21h 05m

C$ 774

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Mon 1/2

6:00 a.m.-10:58 a.m.

1 stop4h 58m

Key West

Thu 4/2

6:00 p.m.-11:55 p.m.

1 stop5h 55m

C$ 809

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Wed 10/2

6:16 a.m.-7:43 p.m.

2 stops13h 27m

Key West

Wed 17/2

2:30 p.m.-10:58 p.m.

1 stop8h 28m

C$ 813

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Thu 24/12

2:10 p.m.-8:58 p.m.

1 stop6h 48m

Key West

Fri 1/1

7:15 a.m.-1:03 p.m.

1 stop5h 48m

C$ 828

BuffaloKey West

BUF Buffalo - EYW Key West

BUFEYW

Buffalo

Sun 17/1

7:00 a.m.-5:10 p.m.

2 stops10h 10m

Key West

Thu 21/1

3:04 p.m.-9:17 p.m.

1 stop6h 13m

C$ 843

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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.
Estimated round-trip price

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?

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to Key West. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Buffalo to Key West?

Currently, July is the cheapest month in which you can book a flight from Buffalo to Key West (average of C$ 445). Flying from Buffalo to Key West in April is currently the most expensive (average of C$ 909). 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?

Airfare is typical for this route at the moment.

Buffalo to Key West flights typically cost between C$ 498 and C$ 650 in November.
The cheapest round-trip price found within the last 5 days was C$ 525 on Multiple Airlines (20 Nov-27 Nov).

Reviews of airlines servicing Key West

Read reviews from past customers who have flown American Airlines from Buffalo to Key West. 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.
American Airlines
7.1
Good
12,040 reviews
Check prices

Crew

7.9

Entertainment

6.8

Boarding

7.5

Comfort

7.2

Overall

7.1

Food

6.4

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.
American Airlines
7.1
Good
12,040 reviews
American Airlines
7.1
Good
12,040 reviews
Check prices

Crew

7.9

Entertainment

6.8

Boarding

7.5

Comfort

7.2

Overall

7.1

Food

6.4

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.

Related info for your journey

  • How long is the flight from Buffalo to Key West?

    Airlines like Delta fly from Buffalo to Key West in about 4h 58m. The time it takes to get you to your destination can typically vary by up to . There are 2062 km between Buffalo and Key West.

  • What is the cheapest airline to fly from Buffalo to Key West round-trip?

    Currently priced at C$ 475, American Airlines will fly you from Buffalo to Key West and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. American Airlines is currently priced 24% below the average price you’ll pay for this route.

  • Can I find deals for flights from Buffalo to Key West that include hotel bookings?

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

  • How can I find direct flights from Buffalo to Key West?

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

  • Can I find deals for business class flights from Buffalo to Key West?

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

  • What is the cheapest month to book a flight from Buffalo to Key West?

    Currently, July is the cheapest month in which you can book a flight from Buffalo to Key West (average of C$ 445). Flying from Buffalo to Key West in April is currently the most expensive (average of C$ 909). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Buffalo to Key West

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 475AverageC$ 597FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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