Cheap flights from Key West to Philadelphia

One-way fares from $103 · EYW → PHL · prices found by travellers in the last 48 hours

Cheapest fare
$103

Breeze Airways · Tue, Jan 5

Cheapest month
January

from $103

Direct flights
Not recently

Usually 1+ stop

Quickest trip
3h 44m

1,820 km

Get a price alert

We'll email you when Key West → Philadelphia drops to your price. It's free, and you can stop any time.

Today's cheapest fare is $103. We'll send one email to confirm. See our privacy policy.

Cheapest month to fly from Key West to Philadelphia

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. January 2027 Cheapest $103

Cheapest dates in January 2027

The lowest fares we've seen for each day, cheapest first.

Breeze Airways
Depart10:59 Tue, Jan 5EYW → PHL 5h 19m · 2 stops
$103one way, per person
View deal
Breeze Airways
Depart12:59 Mon, Jan 4EYW → PHL 5h 28m · 2 stops
$124one way, per person
View deal
Allegiant Air
Depart18:20 Sun, Jan 3EYW → PHL 3h 44m · 1 stop
$247one way, per person
View deal
See every date in January 2027 →

Plan the rest of your trip to Philadelphia

Where to stay, what to do and getting around, from our travel partners.

About flights from Key West to Philadelphia

Key West (EYW) and Philadelphia (PHL) are about 1,820 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 3h 44m. Over the next few months, one-way fares start from $103, and January 2027 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Key West to Philadelphia?

The cheapest one-way fare we've seen recently is $103 with Breeze Airways, departing Tuesday, January 5, 2027.

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

January 2027 currently has the lowest fares, from $103 one way.

Are there direct flights from Key West to Philadelphia?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Key West to Philadelphia?

The quickest journey we've seen takes about 3h 44m. Key West and Philadelphia are around 1,820 km apart.

Which airlines fly from Key West to Philadelphia?

Recent fares on this route were with Breeze Airways and Allegiant Air.

More cheap flights from Key West

Compare flights to Philadelphia from other cities →