How much is a ticket from Philadelphia to Key West?

Flight prices from Philadelphia to Key West change depending on demand and time of booking.

Select your dates to check current offers.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Which airports serve Philadelphia and Key West?

When planning a trip of about 1124 mi, it's a good idea to check flights from surrounding airports too.

• Airports in Philadelphia: Trenton Mercer is also an option alongside Philadelphia - International.
• Airports in Key West: The only active airport in Key West is Key West - International.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Smart ways to search flights from Philadelphia to Key West

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include carriers like American, Delta, United, and more.

Other popular destinations

Flying to United States? Other travelers also searched: Atlanta, Los Angeles, Miami, New York City, Orlando.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.