Philadelphia to Key West flights

Find your dates. Discover your next journey.

Lowest observed

€213

Average observed

€318

Cheapest month

November 2026

Last checked

30 Sep 2026

Observed fares. Prices may change.

Your next trip, last seen at €377

Above average

25 Oct 2026

One way

Cheapest observed day · Last checked: 30 Sep 2026

When to fly

More dates worth a look

Find the dates that work for you

The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Short answer

The lowest fare our own searches returned is €173, seen on 24 Sep 2026. The average across the fares we caught is €318. November 2026 is the cheapest month in our observations, at €213. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

Short answer

The lowest fare our own searches returned is €173, seen on 24 Sep 2026. The average across the fares we caught is €318. November 2026 is the cheapest month in our observations, at €213. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Philadelphia to Key West. Prices move often, so pick your dates to see the latest options.

PhiladelphiaKey West

Route distance: 1,820 km
Typical journey time: 5h 44m
Alternative airports: TTN

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

Compare the same trip

We show like-for-like journeys so the comparison is fair.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Frequently asked

How much is a flight from Philadelphia to Key West?

The lowest fare we have observed is €173, found on 24 Sep 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Philadelphia to Key West?

In our observations November 2026 is the cheapest month so far, at €213.

Are there direct flights from Philadelphia to Key West?

Our data holds no non-stop flight from Philadelphia to Key West. The fares on this page include at least one stop.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide

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Recently observed fares. Prices may change.

About these prices

Fares are observed at trusted providers and refreshed regularly. They can change at any time and may not include extras.

Data and updates

Last checked 30 Sep 2026. Availability and fares must be confirmed when you search.

Your booking

When you book, the price is confirmed with the provider. Booking is completed on their site; we do not process payments.

Last checked: 30 Sep 2026

Page checked by Routavio on 1 October 2026