Cheap flights from Philadelphia, PA to Key West, FL

Flights starting at $97. Choose between American Airlines, Silver Airways, or Frontier Airlines to find the best price.

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Travelers usually depart from Philadelphia International, Philadelphia, PA - Market Street bus stop, or Philadelphia, PA Greyhound Terminal when they travel from Philadelphia to Key West. The distance between Philadelphia and Key West is 1810 km. The most popular airlines for this route are American Airlines, Silver Airways, Frontier Airlines, Spirit Airlines, and United Airlines. Philadelphia and Key West have 333 direct flights per week.

Weekly direct flights

Discover the top airlines offering direct flights from Philadelphia to Key West in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 11.02 - Sat 17.02

AirlineSun 11.02Mon 12.02Tue 13.02Wed 14.02Thu 15.02Fri 16.02Sat 17.02
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Weekly direct flights for Sun 18.02 - Sat 24.02

AirlineSun 18.02Mon 19.02Tue 20.02Wed 21.02Thu 22.02Fri 23.02Sat 24.02
1111211

Weekly direct flights for Sun 25.02 - Sat 02.03

AirlineSun 25.02Mon 26.02Tue 27.02Wed 28.02Thu 29.02Fri 01.03Sat 02.03
1111121

Weekly direct flights for Sun 03.03 - Sat 09.03

AirlineSun 03.03Mon 04.03Tue 05.03Wed 06.03Thu 07.03Fri 08.03Sat 09.03
111111---

Check-in for a flight from Philadelphia to Key West

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
American AirlinesAALAANoNo
Silver AirwaysSIL3MNoOpens 24 days before flight
Closes 2 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo

Weather in Key West

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January22°C20°C
February23°C21°C
March23°C22°C
April25°C24°C
May26°C25°C
June28°C27°C
July29°C28°C
August29°C28°C
September29°C28°C
October27°C26°C
November25°C24°C
December24°C22°C
Hottest Month
29°C
August
Coldest month
20°C
January
Sunny days
291
days per year

14 day forecast

Friday
16 Feb
23°C22°C
23 Feb
21°C21°C
Saturday
17 Feb
85%
24°C22°C
24 Feb
68%
22°C19°C
Sunday
18 Feb
89%
24°C18°C
25 Feb
19°C17°C
Monday
19 Feb
84%
19°C18°C
26 Feb
22°C20°C
Tuesday
20 Feb
83%
19°C18°C
27 Feb
78%
23°C22°C
Wednesday
21 Feb
19°C18°C
28 Feb
87%
23°C23°C
Thursday
22 Feb
20°C19°C
29 Feb
78%
24°C23°C

Frequently asked questions

How long does it take to travel from Philadelphia to Key West?
What is the flight distance between Philadelphia and Key West?
What airlines offer nonstop (direct) flights between Philadelphia and Key West?
What are the most popular routes to and from Philadelphia?
What are the most popular routes to and from Key West?
Which airports are there in Philadelphia?
What airports are near Philadelphia?
What airports are near Key West?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Philadelphia and Key West?
What is Virtual Interlining and how do I use it?
Which airlines fly between Philadelphia and Key West?
When's the best time to travel between Philadelphia and Key West?
What flights operate between Philadelphia and Key West?
How many airports are there near Philadelphia?
How many airports are there near Key West?
What time do nonstop (direct) flights between Philadelphia and Key West depart?
What time do nonstop (direct) flights between Philadelphia and Key West arrive?
What time do flights between Philadelphia and Key West depart?
What time do flights between Philadelphia and Key West arrive?

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