HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Key West

$103+ Cheap flights from Philadelphia to Key West (PHL - EYW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — EYW
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Key West with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Philadelphia to Key West are usually found in August or September, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Philadelphia to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

March

Cheapest in

August

Round-trip from

$393
(American Airlines)

One-way from

$103
(Trip.com)
Provider with most accurate pricing for Philadelphia-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Key West flights.
Search Deals
High demand for flights, 13% potential price rise
Search Deals
Best time to find cheap flights, 16% potential price drop
Search Deals
From Philadelphia to Key West
Search Deals
One-way flight from Philadelphia to Key West
Search Deals

Find flight deals from Philadelphia to Key West

Cheapest flights from Philadelphia to Key West
Explore the most affordable flight options available from Philadelphia to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This United deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/176:20 amPHL - EYW
2 stops12h 35mUnited Airlines
Wed 12/251:00 pmEYW - PHL
1 stop5h 21mUnited Airlines
Deal found 11/20$397
This Trip.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/136:10 amPHL - EYW
1 stop7h 05mMultiple Airlines
Mon 12/162:00 pmEYW - PHL
1 stop6h 00mMultiple Airlines
Deal found 11/19$404
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1710:40 amPHL - EYW
Nonstop3h 15mAmerican Airlines
Wed 12/251:03 pmEYW - PHL
Nonstop2h 57mAmerican Airlines
Deal found 11/19$426
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/233:14 pmPHL - EYW
1 stop5h 16mDelta
Tue 11/266:13 pmEYW - PHL
1 stop4h 36mDelta
Deal found 11/19$450

Find flights from Philadelphia to Key West within your budget

Customize your flight search to find flights from Philadelphia to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Wed 1/1

8:30 am-11:57 am

Nonstop3h 27m

Key West

Mon 1/6

6:17 pm-12:28 am

1 stop6h 11m

$393

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sun 2/9

6:15 am-6:55 pm

2 stops12h 40m

Key West

Wed 2/19

10:00 am-11:29 pm

2 stops13h 29m

$396

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Wed 1/1

5:38 am-12:07 pm

1 stop6h 29m

Key West

Mon 1/6

6:20 pm-12:49 am

1 stop6h 29m

$402

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Fri 12/13

6:10 am-1:15 pm

1 stop7h 05m

Key West

Mon 12/16

2:00 pm-8:00 pm

1 stop6h 00m

$404

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sun 1/19

5:30 am-1:15 pm

1 stop7h 45m

$103

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Wed 12/18

10:30 am-9:15 am

2 stops22h 45m

$196

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sun 12/29

7:00 am-5:16 pm

1 stop10h 16m

$207

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Mon 1/27

7:05 am-2:08 pm

1 stop7h 03m

$226

PhiladelphiaKey West

PHL - EYW

PHLEYW

Philadelphia

Sun 2/23

6:00 am-11:58 am

1 stop5h 58m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Compare providers for flights from Philadelphia to Key West

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Key West in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Key West flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Key West flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Philadelphia to Key West

Get recent, data-driven insights about flights from Philadelphia to Key West including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Philadelphia to Key West?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Key West. Price data was last updated on November 15, 2024.

The price you pay for your flight from Philadelphia to Key West may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Philadelphia to Key West?

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Key West (average of $328). Flying from Philadelphia to Key West in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to EYW?

Find hourly flight availability from Philadelphia to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

It’s optimal to fly from Philadelphia to Key West in the afternoon. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Philadelphia to Key West

Explore weekly flight availability from Philadelphia to Key West. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 20, 2024.

The most flights from PHL to EYW are scheduled on a Monday (3 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Key West by month

Plan your trip to Key West by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

Plan your trip to Key West by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key West. Reviews last updated November 20, 2024.
Read reviews from past customers who have flown American Airlines, Delta and United Airlines from Philadelphia to Key West. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

Delta
8.0
Very good
8,756 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

JetBlue
7.5
Good
3,394 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

United Airlines
7.4
Good
9,171 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,756 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Philadelphia to Key West?

    If you book a flight from Philadelphia to Key West, you will be flying from Philadelphia to Key West. Flights to Key West (EYW) from Philadelphia (PHL) take 3h 09m for a nonstop flight. There is 1 flight from Philadelphia to Key West per day from 3 airlines.

  • What are the cheapest airlines flying from Philadelphia to Key West round-trip?

    Cheapflights users have booked flights from Philadelphia to Key West round-trip from $393. Other airlines that can offer you cheap pricing are United Airlines, from $396, and Delta, from $402. American Airlines is 23% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Philadelphia to Key West one-way?

    The cheapest airlines for a one-way flight from Philadelphia to Key West are United Airlines ($196), American Airlines ($207), and Delta ($226).

  • What are the most reliable airlines from Philadelphia to Key West?

    The top 3 most reliable airlines when flying from Philadelphia to Key West are Alaska Airlines (95%), Republic Airways (95%) and American Airlines (93%).

  • What are the cheapest flights from Philadelphia to Key West?

    On average you can expect to pay $454 for a flight from Philadelphia to Key West. The cheapest flight overall is $188 while the most popular route, (Philadelphia - Key West) is currently priced at $253.

  • Can I find deals for flights from Philadelphia to Key West that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Key West?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Key West.

  • Can I find deals for business class flights from Philadelphia to Key West?

    Yes. Cheapflights offers flight deals from Philadelphia to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Key West?

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to Key West (average of $328). Flying from Philadelphia to Key West in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Key West

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
John F Kennedy Intl to Orlando flights
Newark to Orlando flights
John F Kennedy Intl to Fort Lauderdale flights
LaGuardia to Orlando flights
John F Kennedy Intl to West Palm Beach flights
Newark to Tampa flights
Reagan-National to Orlando flights
Reagan-National to Miami flights
Philadelphia to Orlando flights
Newark to West Palm Beach flights
LaGuardia to Tampa flights
John F Kennedy Intl to Tampa flights
Philadelphia to Fort Lauderdale flights
Dulles Intl to Orlando flights
LaGuardia to West Palm Beach flights
Philadelphia to Miami flights
Dulles Intl to Fort Lauderdale flights
Dulles Intl to Miami flights
Newark to Fort Myers flights
Reagan-National to Fort Lauderdale flights
Dulles Intl to Tampa flights
Reagan-National to Tampa flights
John F Kennedy Intl to Fort Myers flights
LaGuardia to Fort Myers flights
Philadelphia to Tampa flights
Pittsburgh to Orlando flights
John F Kennedy Intl to Jacksonville flights
Newark to Sarasota flights
Dulles Intl to West Palm Beach flights
Newark to Key West flights
Dulles Intl to Fort Myers flights
Newark to Jacksonville flights
LaGuardia to Jacksonville flights
John F Kennedy Intl to Sarasota flights
LaGuardia to Sarasota flights
Reagan-National to West Palm Beach flights
John F Kennedy Intl to Key West flights
Pittsburgh to Fort Lauderdale flights
Dulles Intl to Jacksonville flights
LaGuardia to Key West flights
Reagan-National to Fort Myers flights
Philadelphia to Fort Myers flights
Philadelphia to West Palm Beach flights
Pittsburgh to Miami flights
Reagan-National to Sarasota flights

Top 3 airlines flying from Philadelphia to Key West

Discover the top 3 airlines that operate flights from Philadelphia to Key West. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$362Average$532FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$373Average$518FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$390Average$484FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines