How many flights depart from Philadelphia to Key West on average per day?

As of February 2026, there are 2 flights per day flying from Philadelphia to Key West. The most common time of day flights depart is 10:00AM, with 100% of flights taking off at noon.

Which layover airport has the shortest travel time from Philadelphia to Key West?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 5h 10m.

What airlines fly to Key West?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Key West from Philadelphia according to our data. American Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 5 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Philadelphia and Key West?

Atlanta (ATL) was the most common stop: 80% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Philadelphia to Key West?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $613.

What is the cheapest airline that flies from Philadelphia to Key West?

Spirit Airlines is the most popular carrier operating from Philadelphia to Key West

How many flights depart from Philadelphia to Key West on average per week?

As of February 2026, 18 flights take off from Philadelphia and land in Key West each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

Which layover airport has the shortest connection time from Philadelphia to Key West?

Charlotte (CLT) has the shortest average layover time for this route: 0h 48m.

When did momondo last update prices for flights from Philadelphia Airport to Key West Airport?

Prices for flights from Philadelphia Airport to Key West Airport were last updated today.

How many operators does momondo search for flights from Philadelphia Airport to Key West Airport?

The number of operators available for flights from Philadelphia Airport to Key West Airport is 3 as of February 2026.

How old do you have to be to fly from Philadelphia Airport to Key West Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$97 Cheap Flights from Philadelphia to Key West in 2026

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:48 am - 1:37 pm

PHL

EYW

6h 49m

1 stop

2:35 pm - 7:57 pm

EYW

PHL

5h 22m

1 stop

$277Spirit Airlines

Fri, Mar 20 - Fri, Mar 27

6:18 pm - 9:06 am

PHL

EYW

14h 48m

1 stop

1:06 pm - 10:52 pm

EYW

PHL

9h 46m

1 stop

$281Multiple Airlines

Sat, Mar 14 - Fri, Mar 20

6:10 am - 9:09 am

PHL

EYW

26h 59m

2 stops

11:51 am - 7:58 pm

EYW

PHL

8h 07m

1 stop

$282Multiple Airlines

Sun, Mar 29 - Wed, Apr 1

6:48 am - 1:37 pm

PHL

EYW

6h 49m

1 stop

1:06 pm - 10:52 pm

EYW

PHL

9h 46m

1 stop

$283Multiple Airlines

Mon, Mar 16 - Fri, Mar 20

5:05 am - 11:30 am

PHL

EYW

6h 25m

1 stop

2:35 pm - 8:39 am

EYW

PHL

18h 04m

1 stop

$284Multiple Airlines

Sun, Mar 15 - Mon, Mar 16

5:26 pm - 12:21 pm

PHL

EYW

18h 55m

2 stops

9:49 am - 10:39 am

EYW

PHL

24h 50m

1 stop

$285Multiple Airlines

Mon, Mar 9 - Mon, Mar 30

5:21 pm - 11:30 am

PHL

EYW

18h 09m

3 stops

12:25 pm - 11:56 pm

EYW

PHL

11h 31m

1 stop

$286Spirit Airlines

Tue, Mar 24 - Tue, Mar 31

8:41 pm - 9:09 am

PHL

EYW

12h 28m

2 stops

12:06 pm - 8:40 am

EYW

PHL

20h 34m

1 stop

$287Multiple Airlines

Thu, Apr 16 - Sun, Apr 19

6:25 am - 9:06 am

PHL

EYW

26h 41m

2 stops

2:35 pm - 8:39 am

EYW

PHL

18h 04m

1 stop

$288Multiple Airlines

Sat, Apr 4 - Mon, Apr 13

1:30 pm - 11:11 am

PHL

EYW

21h 41m

1 stop

12:06 pm - 8:40 am

EYW

PHL

20h 34m

1 stop

$289Multiple Airlines

Wed, Apr 22 - Sun, Apr 26

Spirit Airlines flights from Philadelphia to Key West

Our best Spirit Airlines deals on Philadelphia to Key West flight tickets

Spirit Airlines

Mar 20

PHL6:48 amPhiladelphia

6h 49m

1 stop

EYW1:37 pmKey West

Mar 27

EYW2:35 pmKey West

5h 22m

1 stop

PHL7:57 pmPhiladelphia

$277

Spirit Airlines

Mar 9

PHL8:06 amPhiladelphia

5h 24m

1 stop

EYW1:30 pmKey West

Mar 13

EYW2:35 pmKey West

9h 21m

1 stop

PHL11:56 pmPhiladelphia

$285

Spirit Airlines

Mar 24

PHL5:21 pmPhiladelphia

18h 09m

3 stops

EYW11:30 amKey West

Mar 31

EYW12:25 pmKey West

11h 31m

1 stop

PHL11:56 pmPhiladelphia

$286

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Fri 3/20

6:48 am-1:37 pm

1 stop6h 49m

Key West

Fri 3/27

2:35 pm-7:57 pm

1 stop5h 22m

$277

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sat 3/14

6:18 pm-9:06 am

1 stop14h 48m

Key West

Fri 3/20

1:06 pm-10:52 pm

1 stop9h 46m

$281

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sun 3/29

6:10 am-9:09 am

2 stops26h 59m

Key West

Wed 4/1

11:51 am-7:58 pm

1 stop8h 07m

$282

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Mon 3/16

6:48 am-1:37 pm

1 stop6h 49m

Key West

Fri 3/20

1:06 pm-10:52 pm

1 stop9h 46m

$283

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sun 3/15

5:05 am-11:30 am

1 stop6h 25m

Key West

Mon 3/16

2:35 pm-8:39 am

1 stop18h 04m

$284

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Mon 3/9

5:26 pm-12:21 pm

2 stops18h 55m

Key West

Mon 3/30

9:49 am-10:39 am

1 stop24h 50m

$285

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Tue 3/24

5:21 pm-11:30 am

3 stops18h 09m

Key West

Tue 3/31

12:25 pm-11:56 pm

1 stop11h 31m

$286

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Thu 4/16

8:41 pm-9:09 am

2 stops12h 28m

Key West

Sun 4/19

12:06 pm-8:40 am

1 stop20h 34m

$287

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sat 4/4

6:25 am-9:06 am

2 stops26h 41m

Key West

Mon 4/13

2:35 pm-8:39 am

1 stop18h 04m

$288

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Wed 4/22

1:30 pm-11:11 am

1 stop21h 41m

Key West

Sun 4/26

12:06 pm-8:40 am

1 stop20h 34m

$289

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How to get the cheapest flight ticket from Philadelphia to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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What is the cheapest month to fly to Key West?

In general, August is the cheapest month to fly from Philadelphia to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $463. If you are unable to visit Key West during the month of August, then departing from Philadelphia during the month July is also very affordable. Most momondo users find prices during this month for around $514.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Philadelphia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $526. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Key West for around $648.

What is the cheapest Philadelphia to Key West flight route?

Fly from Philadelphia to Key West for the best Philadelphia - Key West flight prices

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $564 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Philadelphia for as low as $450 on momondo.

What cabin class options are available on Philadelphia to Key West flights?

There are 3 cabin classes available to choose from on Philadelphia to Key West flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to Key West flights?

You could potentially save up to 55% on your flight if you consider stops on a Philadelphia to Key West flight.

How have Philadelphia to Key West flight prices changed over time?

As of February 2026, prices for Philadelphia to Key West flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Philadelphia to Key West (PHL to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Key West

Best Price Found	$289
Fastest flight time	3h 11m
Direct flights	Every day
Airports in Key West	1 airport

The best one-way flight to Key West from Philadelphia in the past 72 hours is $289. The best round-trip flight deal from Philadelphia to Key West found on momondo in the last 72 hours is $490.

The fastest flight from Philadelphia to Key West takes 3h 11m

Direct flights go from Philadelphia to Key West every day.

There is 1 airport in Key West. From Philadelphia there are direct flights to Key West (EYW).

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How far is Philadelphia to Key West by plane?
Philadelphia and Key West are 1131.0 mi apart from one another. 3h 11m is a normal flight duration for this route.
When did momondo last update prices for flights from Philadelphia Airport to Key West Airport?
Prices for flights from Philadelphia Airport to Key West Airport were last updated today.
How many operators does momondo search for flights from Philadelphia Airport to Key West Airport?
The number of operators available for flights from Philadelphia Airport to Key West Airport is 3 as of February 2026.
How old do you have to be to fly from Philadelphia Airport to Key West Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Philadelphia to Key West?
momondo data reveals that the most frequently booked plane model on the route from Philadelphia to Key West is Airbus A319, representing 48.02% of all bookings. The subsequent popular models are Embraer 175 at 47.82%, Airbus A320-100/200 at 0.62%, and Airbus A320neo at 0.42%.
What is the most popular airline from Philadelphia to Key West?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Key West is American Airlines (93% of total bookings). The next most popular airlines are Spirit Airlines (5%) and Delta (2%).

Best airlines flying from Philadelphia to Key West

Compare and see reviews for airlines that fly from Philadelphia to Key West with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $155	Free Cancellation	Rating 6.3 8,493 reviews	Search Spirit Airlines flights
Delta	PriceFrom $344	Free Cancellation	Rating 7.9 8,239 reviews	Search Delta flights
American Airlines	PriceFrom $423	Free Cancellation	Rating 7.2 11,344 reviews	Search American Airlines flights

American Airlines Flights From Philadelphia to Key West
The lowest priced American Airlines flight from Philadelphia to Key West from the last 72 hours was $423. Generally, American Airlines has 12 flights on this route every week with an average price of $586. American Airlines is rated 7.2/10 by our users.

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Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Key West?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Key West for you.

Can I find flights from Philadelphia to Key West with flexible booking policies on momondo?

momondo does allow users to show only those flights to Key West from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Philadelphia to Key West?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from Philadelphia.

I’m not ready to book a flight from Philadelphia to Key West right now. Can momondo alert me if prices change?

Price alerts on flights to Key West from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Philadelphia to Key West from $97

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Key West departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Philadelphia to Key West

What is the cheapest month to fly to Key West?

What is the cheapest day to depart on your flight to Key West?

What is the cheapest Philadelphia to Key West flight route?

How far in advance should I book a flight to Key West?

What cabin class options are available on Philadelphia to Key West flights?

Can stopping save me money on Philadelphia to Key West flights?

How have Philadelphia to Key West flight prices changed over time?

What is the cheapest airline that flies from Philadelphia to Key West?

What airlines fly to Key West?

Which airport is the most popular layover for flights between Philadelphia and Key West?

Which layover airport offers the lowest fares from Philadelphia to Key West?

Which layover airport has the shortest travel time from Philadelphia to Key West?

Which layover airport has the shortest connection time from Philadelphia to Key West?

How many flights depart from Philadelphia to Key West on average per day?

How many flights depart from Philadelphia to Key West on average per week?

When to book flights from Philadelphia to Key West

Cheap Philadelphia to Key West (PHL to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Key West

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Fastest flight time

Direct flights

Airports in Key West

Best airlines flying from Philadelphia to Key West

Compare and see reviews for airlines that fly from Philadelphia to Key West with momondo

American Airlines Flights From Philadelphia to Key West

Traveling to a place near Key West?

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Key West?

Can I find flights from Philadelphia to Key West with flexible booking policies on momondo?

How can momondo help me find flights from Philadelphia to Key West?

I’m not ready to book a flight from Philadelphia to Key West right now. Can momondo alert me if prices change?

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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