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

5 flights are operational weekly from Key West to Philadelphia as of August 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.

What airlines fly to Philadelphia?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Philadelphia from Key West according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 3 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Key West Airport to Philadelphia Airport refresh daily.

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

There are 2 operators available for flights from Key West Airport to Philadelphia Airport as of August 2026.

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

What documentation or ID do you need to fly to Philadelphia Airport?

The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$84 Cheap Flights from Key West to Philadelphia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to Philadelphia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:59 pm - 7:25 pm

EYW

PHL

6h 26m

1 stop

6:00 am - 12:19 pm

PHL

EYW

6h 19m

1 stop

$206Multiple Airlines

Fri, Sep 25 - Mon, Sep 28

11:46 am - 1:16 am

EYW

PHL

13h 30m

1 stop

12:40 pm - 9:24 am

PHL

EYW

20h 44m

2 stops

$218Multiple Airlines

Wed, Aug 26 - Fri, Sep 11

11:46 am - 1:16 am

EYW

PHL

13h 30m

1 stop

5:45 pm - 10:19 am

PHL

EYW

16h 34m

1 stop

$229Multiple Airlines

Wed, Aug 26 - Thu, Sep 10

11:46 am - 1:16 am

EYW

PHL

13h 30m

1 stop

6:00 pm - 9:24 am

PHL

EYW

15h 24m

1 stop

$230Multiple Airlines

Wed, Aug 26 - Fri, Sep 11

5:24 pm - 8:21 pm

EYW

PHL

2h 57mnonstop

9:50 am - 1:31 pm

PHL

EYW

3h 41mnonstop

$453American Airlines

Sat, Jan 16 - Sat, Feb 6

1:33 pm - 8:35 pm

EYW

PHL

7h 02m

1 stop

9:50 am - 1:31 pm

PHL

EYW

3h 41mnonstop

$463American Airlines

Sat, Jan 16 - Sat, Feb 6

7:10 pm - 12:59 am

EYW

PHL

5h 49m

1 stop

10:35 am - 1:45 pm

PHL

EYW

3h 10mnonstop

$464American Airlines

Sat, Sep 5 - Sun, Sep 6

7:40 am - 2:42 pm

EYW

PHL

7h 02m

1 stop

7:25 am - 12:26 pm

PHL

EYW

5h 01m

1 stop

$473Delta

Sat, Sep 5 - Sun, Sep 6

7:40 am - 1:15 pm

EYW

PHL

5h 35m

1 stop

6:15 am - 12:53 pm

PHL

EYW

6h 38m

2 stops

$1,079Delta

Tue, Sep 15 - Sun, Sep 20

4:35 pm - 9:29 pm

EYW

PHL

4h 54m

1 stop

9:35 am - 8:00 pm

PHL

EYW

10h 25m

2 stops

$1,079Delta

Sat, Sep 12 - Fri, Sep 25

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American Airlines flights from Key West to Philadelphia

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

American Airlines

Jan 16

EYW5:24 pmKey West

2h 57m

PHL8:21 pmPhiladelphia

Feb 6

PHL9:50 amPhiladelphia

3h 41m

EYW1:31 pmKey West

$453

American Airlines

Jan 16

EYW1:33 pmKey West

7h 02m

1 stop

PHL8:35 pmPhiladelphia

Feb 6

PHL9:50 amPhiladelphia

3h 41m

EYW1:31 pmKey West

$463

American Airlines

Sep 5

EYW7:10 pmKey West

5h 49m

1 stop

PHL12:59 amPhiladelphia

Sep 6

PHL10:35 amPhiladelphia

3h 10m

EYW1:45 pmKey West

$464

United Airlines flights from Key West to Philadelphia

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

United Airlines

Jan 16

EYW4:05 pmKey West

7h 08m

1 stop

PHL11:13 pmPhiladelphia

Feb 6

PHL8:00 pmPhiladelphia

17h 02m

2 stops

EYW1:02 pmKey West

$664

United Airlines

Nov 5

EYW2:50 pmKey West

18h 59m

2 stops

PHL9:49 amPhiladelphia

Nov 8

PHL10:30 amPhiladelphia

27h 22m

2 stops

EYW1:52 pmKey West

$707

United Airlines

Jan 16

EYW2:30 pmKey West

23h 21m

2 stops

PHL1:51 pmPhiladelphia

Feb 6

PHL8:00 pmPhiladelphia

17h 02m

2 stops

EYW1:02 pmKey West

$755

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Fri 9/25

12:59 pm-7:25 pm

1 stop6h 26m

Philadelphia

Mon 9/28

6:00 am-12:19 pm

1 stop6h 19m

$206

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Wed 8/26

11:46 am-1:16 am

1 stop13h 30m

Philadelphia

Fri 9/11

12:40 pm-9:24 am

2 stops20h 44m

$218

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Wed 8/26

11:46 am-1:16 am

1 stop13h 30m

Philadelphia

Thu 9/10

5:45 pm-10:19 am

1 stop16h 34m

$229

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Wed 8/26

11:46 am-1:16 am

1 stop13h 30m

Philadelphia

Fri 9/11

6:00 pm-9:24 am

1 stop15h 24m

$230

Quickest round-trip

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Sat 1/16

5:24 pm-8:21 pm

Nonstop2h 57m

Philadelphia

Sat 2/6

9:50 am-1:31 pm

Nonstop3h 41m

$453

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Sat 1/16

1:33 pm-8:35 pm

1 stop7h 02m

Philadelphia

Sat 2/6

9:50 am-1:31 pm

Nonstop3h 41m

$463

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Sat 9/5

7:10 pm-12:59 am

1 stop5h 49m

Philadelphia

Sun 9/6

10:35 am-1:45 pm

Nonstop3h 10m

$464

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Sat 9/5

7:40 am-2:42 pm

1 stop7h 02m

Philadelphia

Sun 9/6

7:25 am-12:26 pm

1 stop5h 01m

$473

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Tue 9/15

7:40 am-1:15 pm

1 stop5h 35m

Philadelphia

Sun 9/20

6:15 am-12:53 pm

2 stops6h 38m

$1,079

Key WestPhiladelphia

EYW - PHL

EYWPHL

Key West

Sat 9/12

4:35 pm-9:29 pm

1 stop4h 54m

Philadelphia

Fri 9/25

9:35 am-8:00 pm

2 stops10h 25m

$1,079

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 Key West to Philadelphia

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

Prices

Airlines

Other information

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Key West is in October. Flight prices, which tend to average around $443, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Philadelphia, with average flight prices from Key West averaging around $482.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Key West to Philadelphia is on a Friday. Travelers who choose to depart for Philadelphia on a Friday will often find tickets for as low as $463. On the other hand, Monday is the most expensive day to depart from Key West because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,069.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the afternoon. momondo users have found flights departing from Key West to Philadelphia in the afternoon for as low as $503. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $703.

What is the cheapest Key West to Philadelphia flight route?

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

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

There are 3 cabin classes available to choose from on Key West to Philadelphia 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 Key West to Philadelphia flights?

You could potentially save up to 36% on your flight if you consider stops on a Key West to Philadelphia flight.

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

When to book flights from Key West to Philadelphia

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

Estimated round-trip price

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

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

Best Price Found	$312
Fastest flight time	6h 26m
Direct flights	Every day
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Key West in the past 72 hours is $312. The best round-trip flight deal from Key West to Philadelphia found on momondo in the last 72 hours is $541.

The fastest flight from Key West to Philadelphia takes 6h 26m

Direct flights go from Key West to Philadelphia every day.

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

Search flight deals

Frequently asked questions about flying from Key West to Philadelphia

How far is Key West to Philadelphia by plane?
The straight-line distance from Key West to Philadelphia is 1131.0 mi. A reasonable flight in good conditions will take 6h 26m.
When did momondo last update prices for flights from Key West Airport to Philadelphia Airport?
Prices for flights from Key West Airport to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from Key West Airport to Philadelphia Airport?
There are 2 operators available for flights from Key West Airport to Philadelphia Airport as of August 2026.
How old do you have to be to fly from Key West Airport to Philadelphia 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 Key West Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Key West to Philadelphia?
Based on momondo bookings for flights between Key West and Philadelphia, the leading plane model is Airbus A319, making up 84.62% of the total bookings. Other popular models include Embraer 175 with 7.69% and Airbus A320-100/200 with 7.69%.
What is the most popular airline from Key West to Philadelphia?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Key West to Philadelphia is American Airlines (82% of total bookings). The next most popular airline is Delta (18%).

Best airlines flying from Key West to Philadelphia

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $443	Free Cancellation	Rating 7.1 11,845 reviews		Search American Airlines flights
Delta	PriceFrom $482	Free Cancellation	Rating 7.8 8,497 reviews		Search Delta flights

American Airlines Flights From Key West to Philadelphia
American Airlines is one of the most popular airlines flying from Key West to Philadelphia, operating 5 flights/week on average for this route. A good American Airlines flight deal for Key West to Philadelphia starts from $443 round-trip, up to an average price of $569. Our users have rated American Airlines at 7.1/10.

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Cherry Hill

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Essington

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North Wildwood

New Castle

Chester

Avalon

Lewes

Vineland

Stone Harbor

Pottstown

Why use momondo?

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

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 Key West to Philadelphia for you.

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

Flights from Key West to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Key West to Philadelphia.

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

Yes momondo offers price alerts on flights to Philadelphia from Key West. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.