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Cheap flights from Philadelphia to Key West

12 nonstop flights a week, 1 of them today. Operated by American Airlines, about 3h 22m in the air, 1,131 mi (1,820 km). Tickets from $215, nonstop from $545.

Flights from Philadelphia to Key West

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We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

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Best fares from Philadelphia to Key West

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $215 30 December 2026, with a connection Cheapest nonstop $545 30 December 2026, American Airlines Cheapest month December 2026 tickets from $215

Philadelphia to Key West at a glance

flight time, from 3h 10m to 3h 39m
3h 22m
straight-line distance
1,131 mi (1,820 km)
flights a week
12
flight today
1
departure time
10:30
lowest price, with a connection, 30 December
$215
lowest nonstop price
$545
airline
1

Philadelphia to Key West flight schedule

12 flights a week, 1 today, 9 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
AA 1431
American Airlines
10:30 Philadelphia International
13:52 Key West International
3h 22m
Mon, Thu, Fri, Sat, Sun
Airbus A319
AA 672
American Airlines
10:30 Philadelphia International
13:46 Key West International
3h 16m
Daily
Airbus A319

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 27 November.

FlightDepartsArrivesDurationDaysAircraft
AA 4546
American Airlines
08:10 Philadelphia International
11:43 Key West International
3h 33m
Seasonal
Embraer EMB 175
AA 1332
American Airlines
10:30 Philadelphia International
13:56 Key West International
3h 26m
Seasonal
Airbus A319
AA 1332
American Airlines
10:38 Philadelphia International
14:05 Key West International
3h 27m
Seasonal
Airbus A319
AA 1332
American Airlines
10:31 Philadelphia International
13:56 Key West International
3h 25m
Seasonal
Airbus A319
AA 4387
American Airlines
08:10 Philadelphia International
11:49 Key West International
3h 39m
Seasonal
Embraer EMB 175
AA 3108
American Airlines
10:30 Philadelphia International
13:47 Key West International
3h 17m
Seasonal
Airbus A319
AA 1898
American Airlines
10:33 Philadelphia International
13:49 Key West International
3h 16m
Seasonal
Airbus A319
AA 1898
American Airlines
10:30 Philadelphia International
13:41 Key West International
3h 11m
Seasonal
Airbus A319
AA 1898
American Airlines
10:35 Philadelphia International
13:45 Key West International
3h 10m
Seasonal
Airbus A319

Days of the week are taken from the schedule for the next 14 days; schedules change by season. The search shows seat availability and the price for your date.

Airlines flying Philadelphia to Key West

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

American Airlines12 a week

Airports

Where flights from Philadelphia to Key West depart and land

Departure from Philadelphia

Philadelphia International PHL

12 flights a week, 7 mi (11 km) from the city centre

About the airport

Arrival in Key West

Key West International EYW

12 flights a week, 2 mi (3 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Philadelphia to Key West?
A nonstop flight takes 3 hours 22 minutes on average, from 3h 10m to 3h 39m depending on the flight.
How far is Key West from Philadelphia?
1,131 mi (1,820 km) in a straight line between the cities.
Which airlines fly nonstop from Philadelphia to Key West?
American Airlines (12 a week).
How many flights a day are there from Philadelphia to Key West?
1 flight today and 12 a week, about 1.7 a day on average.
When are the first and last flights from Philadelphia to Key West?
The flight departs at 10:30 (AA1431). Local time.
What is the cheapest upcoming date to fly from Philadelphia to Key West?
30 December 2026 (Wednesday): from $215 one way, with a connection, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Philadelphia to Key West?
American Airlines: nonstop tickets from $545 on 30 December by recent searches. Prices change daily, so compare the sellers in the search.
Which Philadelphia airport do flights to Key West leave from?
Philadelphia International (12 a week).