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

As of May 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 offers the lowest fares from Philadelphia to Key West?

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

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.

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.

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

Allegiant Air is the most popular carrier operating from Philadelphia to Key West

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.

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

As of May 2026, 14 flights take off from Philadelphia and land in Key West each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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 59% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 4 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

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 May 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.

$87 Cheap Flights from Philadelphia to Key West in 2026

Q: What is the typical price of a round-trip flight between Philadelphia and Key West?

Prices are currently low for flights on this route. Typical prices usually range from $657 to $492. The lowest price recently found on this route was $427.

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Find the cheapest flights from Philadelphia to Key West

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:43 pm - 10:24 am

PHL

EYW

13h 41m

1 stop

2:48 pm - 5:55 pm

EYW

PHL

27h 07m

2 stops

$427Multiple Airlines

Sat, Jun 20 - Sat, Jun 27

11:33 am - 7:10 pm

PHL

EYW

7h 37m

1 stop

5:37 pm - 8:44 pm

EYW

PHL

3h 07mnonstop

$433American Airlines

Fri, May 29 - Tue, Jun 2

5:21 am - 11:25 am

PHL

EYW

6h 04m

1 stop

12:05 pm - 7:20 pm

EYW

PHL

7h 15m

1 stop

$434Multiple Airlines

Thu, Sep 3 - Sun, Sep 6

9:05 pm - 11:27 am

PHL

EYW

14h 22m

1 stop

12:05 pm - 1:52 pm

EYW

PHL

25h 47m

1 stop

$435Multiple Airlines

Thu, May 14 - Sun, May 17

8:35 am - 7:13 pm

PHL

EYW

10h 38m

1 stop

10:04 am - 11:41 pm

EYW

PHL

13h 37m

2 stops

$436Multiple Airlines

Thu, Sep 3 - Wed, Sep 9

5:21 am - 11:25 am

PHL

EYW

6h 04m

1 stop

2:48 pm - 5:36 pm

EYW

PHL

26h 48m

2 stops

$437Multiple Airlines

Thu, May 21 - Sat, May 23

5:21 am - 11:25 am

PHL

EYW

6h 04m

1 stop

1:11 pm - 10:10 pm

EYW

PHL

8h 59m

2 stops

$438Multiple Airlines

Thu, May 21 - Fri, May 29

12:50 pm - 10:19 am

PHL

EYW

21h 29m

1 stop

10:04 am - 7:24 pm

EYW

PHL

9h 20m

1 stop

$442Multiple Airlines

Sun, Sep 20 - Sat, Sep 26

6:45 am - 12:23 pm

PHL

EYW

5h 38m

1 stop

7:00 am - 1:27 pm

EYW

PHL

6h 27m

1 stop

$443Delta

Sat, Aug 29 - Sat, Sep 5

4:35 pm - 10:27 am

PHL

EYW

17h 52m

2 stops

7:53 pm - 1:16 am

EYW

PHL

5h 23m

1 stop

$444Multiple Airlines

Thu, Aug 27 - Sun, Aug 30

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American Airlines flights from Philadelphia to Key West

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

American Airlines

May 29

PHL11:33 amPhiladelphia

7h 37m

1 stop

EYW7:10 pmKey West

Jun 2

EYW5:37 pmKey West

3h 07m

PHL8:44 pmPhiladelphia

$433

American Airlines

Aug 29

PHL10:30 amPhiladelphia

8h 15m

1 stop

EYW6:45 pmKey West

Sep 1

EYW2:25 pmKey West

3h 11m

PHL5:36 pmPhiladelphia

$453

American Airlines

Jun 20

PHL10:30 amPhiladelphia

3h 11m

EYW1:41 pmKey West

Jun 23

EYW5:37 pmKey West

3h 07m

PHL8:44 pmPhiladelphia

$454

Delta flights from Philadelphia to Key West

Our best Delta deals on Philadelphia to Key West flight tickets

Delta

Aug 29

PHL6:45 amPhiladelphia

7h 39m

1 stop

EYW2:24 pmKey West

Sep 1

EYW6:00 pmKey West

7h 01m

1 stop

PHL1:01 amPhiladelphia

$443

Delta

Aug 29

PHL2:27 pmPhiladelphia

5h 18m

1 stop

EYW7:45 pmKey West

Sep 1

EYW11:45 amKey West

6h 44m

1 stop

PHL6:29 pmPhiladelphia

$463

Delta

Jun 25

PHL2:33 pmPhiladelphia

5h 20m

1 stop

EYW7:53 pmKey West

Jul 8

EYW7:50 amKey West

5h 34m

1 stop

PHL1:24 pmPhiladelphia

$475

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sat 6/20

8:43 pm-10:24 am

1 stop13h 41m

Key West

Sat 6/27

2:48 pm-5:55 pm

2 stops27h 07m

$427

Quickest round-trip

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Fri 5/29

11:33 am-7:10 pm

1 stop7h 37m

Key West

Tue 6/2

5:37 pm-8:44 pm

Nonstop3h 07m

$433

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Thu 9/3

5:21 am-11:25 am

1 stop6h 04m

Key West

Sun 9/6

12:05 pm-7:20 pm

1 stop7h 15m

$434

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Thu 5/14

9:05 pm-11:27 am

1 stop14h 22m

Key West

Sun 5/17

12:05 pm-1:52 pm

1 stop25h 47m

$435

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Thu 9/3

8:35 am-7:13 pm

1 stop10h 38m

Key West

Wed 9/9

10:04 am-11:41 pm

2 stops13h 37m

$436

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Thu 5/21

5:21 am-11:25 am

1 stop6h 04m

Key West

Sat 5/23

2:48 pm-5:36 pm

2 stops26h 48m

$437

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Thu 5/21

5:21 am-11:25 am

1 stop6h 04m

Key West

Fri 5/29

1:11 pm-10:10 pm

2 stops8h 59m

$438

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sun 9/20

12:50 pm-10:19 am

1 stop21h 29m

Key West

Sat 9/26

10:04 am-7:24 pm

1 stop9h 20m

$442

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sat 8/29

6:45 am-12:23 pm

1 stop5h 38m

Key West

Sat 9/5

7:00 am-1:27 pm

1 stop6h 27m

$443

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Thu 8/27

4:35 pm-10:27 am

2 stops17h 52m

Key West

Sun 8/30

7:53 pm-1:16 am

1 stop5h 23m

$444

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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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Other information

What is the typical price of a round-trip flight between Philadelphia and Key West?

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 $473. If you are unable to visit Key West during the month of August, then departing from Philadelphia during the month September is also very affordable. Most momondo users find prices during this month for around $512.

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 $522. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Key West for around $657.

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 from Philadelphia 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 $568 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 $491 on momondo.

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

No. A direct flight is the cheapest option for a flight between Philadelphia to Key West.

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

As of May 2026, prices for Philadelphia to Key West flights are approximately 1% 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	$552
Fastest flight time	3h 10m
Direct flights	Every day
Airports in Key West	1 airport

The best flight deal from Philadelphia to Key West found on momondo in the last 72 hours is $552

The fastest flight from Philadelphia to Key West takes 3h 10m

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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Frequently asked questions about flying from Philadelphia to Key West

How far is Philadelphia to Key West by plane?
Philadelphia and Key West are 1131.0 mi apart from one another. 3h 10m 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 May 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 64.49% of all bookings. The subsequent popular models are Embraer 175 at 29.28%, Boeing 737-700 at 1.25%, and Airbus A321-100/200 at 0.93%.
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 (92% of total bookings). The next most popular airlines are Spirit Airlines (6%) 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 $157	Free Cancellation	Rating 6.3 8,633 reviews	Search Spirit Airlines flights
Delta	PriceFrom $402	Free Cancellation	Rating 7.9 8,459 reviews	Search Delta flights
American Airlines	PriceFrom $423	Free Cancellation	Rating 7.1 11,670 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 7 flights on this route every week with an average price of $582. American Airlines is rated 7.1/10 by our users.

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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 $87

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 6/21. 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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American Airlines flights from Philadelphia to Key West

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

What is the typical price of a round-trip flight between Philadelphia and 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 from Philadelphia to Key West?

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

Best Price Found

Fastest flight time

Direct flights

Airports in Key West

Frequently asked questions about flying from Philadelphia to 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?

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.

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List of cabin classes available on flights landing in Key West. Availability may vary depending on flight origin and airline.

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