$81 Cheap Flights from Key West (EYW) to Philadelphia (PHL)

View $81 flight on Mon, Jan 26, 2026Opens in a new window

Popular airlines from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)

Cheap Flights from Key West to Philadelphia (EYW-PHL)

Prices were available within the past 7 days and start at $81 for one-way flights and $185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Mon, Jan 12 - Tue, Jan 13
EYW
Key West
PHL
Philadelphia
$185 Roundtrip, found 1 hour ago
$185
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Mon, Jan 12 from Key West to Philadelphia, returning Tue, Jan 13, priced at $185 found 1 hour ago
Spirit Airlines
Thu, Dec 4 - Sun, Dec 7
EYW
Key West
PHL
Philadelphia
$190 Roundtrip, found 1 hour ago
$190
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Thu, Dec 4 from Key West to Philadelphia, returning Sun, Dec 7, priced at $190 found 1 hour ago
Spirit Airlines
Fri, Jan 23 - Sun, Jan 25
EYW
Key West
PHL
Philadelphia
$195 Roundtrip, just found
$195
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Jan 23 from Key West to Philadelphia, returning Sun, Jan 25, priced at $195 just found
Spirit Airlines
Sun, Jan 25 - Mon, Jan 26
EYW
Key West
PHL
Philadelphia
$199 Roundtrip, found 3 days ago
$199
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Sun, Jan 25 from Key West to Philadelphia, returning Mon, Jan 26, priced at $199 found 3 days ago
Spirit Airlines
Wed, Feb 25 - Mon, Mar 2
EYW
Key West
PHL
Philadelphia
$200 Roundtrip, found 21 hours ago
$200
Roundtrip
found 21 hours ago
Select Spirit Airlines flight, departing Wed, Feb 25 from Key West to Philadelphia, returning Mon, Mar 2, priced at $200 found 21 hours ago
Spirit Airlines
Sun, Jan 25 - Fri, Jan 30
EYW
Key West
PHL
Philadelphia
$204 Roundtrip, found 1 day ago
$204
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Sun, Jan 25 from Key West to Philadelphia, returning Fri, Jan 30, priced at $204 found 1 day ago
JetBlue Airways
Thu, Jan 8 - Wed, Feb 25
EYW
Key West
PHL
Philadelphia
$223 Roundtrip, found 2 days ago
$223
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Thu, Jan 8 from Key West to Philadelphia, returning Wed, Feb 25, priced at $223 found 2 days ago
American Airlines
Sat, Jan 17 - Tue, Jan 20
EYW
Key West
PHL
Philadelphia
$385 Roundtrip, found 1 hour ago
$385
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Jan 17 from Key West to Philadelphia, returning Tue, Jan 20, priced at $385 found 1 hour ago
Delta
Sat, Jan 17 - Tue, Jan 20
EYW
Key West
PHL
Philadelphia
$443 Roundtrip, found 1 hour ago
$443
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Jan 17 from Key West to Philadelphia, returning Tue, Jan 20, priced at $443 found 1 hour ago
United
Sat, Jan 17 - Tue, Jan 20
EYW
Key West
PHL
Philadelphia
$641 Roundtrip, found 1 hour ago
$641
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Jan 17 from Key West to Philadelphia, returning Tue, Jan 20, priced at $641 found 1 hour ago

Find the cheapest month to fly from Key West (EYW) to Philadelphia (PHL)

February is typically the cheapest month to fly

From $245 - $773 per traveler.

Alternative airports near Philadelphia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $619
PHL
Philadelphia Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $619

Frequently asked questions

How much does a flight from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL) cost?
Get a cheap one-way flight from $81 or cheap return flight from $185 from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
Planning your getaway for January may help you find better deals, as it's the cheapest month for flights between EYW and PHL. You'll typically find the lowest prices during the off-season.
Which airlines fly direct from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
When heading out of Key West Intl. Airport (EYW), you can catch a direct flight to Philadelphia Intl. Airport (PHL) with American Airlines.
What is the cheapest airline that flies from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
To find the cheapest airline that'll fly you from EYW to PHL, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
When flying out of Key West Intl. Airport (EYW), you'll have your pick from an average of 2 daily direct flights to Philadelphia Intl. Airport (PHL).
What are the most popular departure times for flights from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
Flights between EYW and PHL are their busiest at 5 PM. If you'd like a quieter trip and potentially cheaper tickets, look for a time when demand is lower.
What day of the week has the most flights from EYW to PHL?
Depart on a Friday if you're after the biggest selection of flights from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL).
What is the earliest flight from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
The first flight of the day jetting off from Key West Intl. Airport (EYW) is at around 12:20PM UTC-5. Board this plane and you'll touch down at Philadelphia Intl. Airport (PHL) at approximately 3:16PM UTC-5. The entire trip takes 2h 56m.
How long does it take to fly from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
It takes about 2 hours and 58 minutes to cover the 1,150 mi from EYW to PHL.
What is the best time to fly from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
To avoid possible delays on the Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL) route, fly before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Philadelphia from Key West Intl. Airport (EYW)?
If you're boarding a direct flight from Key West Intl. Airport (EYW) to Philadelphia, Philadelphia Intl. Airport (PHL) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL) last-minute?
Holding off until just before your trip to book your flight from EYW to PHL generally means paying more. Although you may find some last-minute offers, they're not always guaranteed. Keep your travel plans flexible for a better chance of landing a bargain.
Is it cheaper to book an EYW to PHL flight and hotel package?
Compared with arranging flights and hotels separately, booking an EYW to PHL flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Key West Intl. Airport (EYW) to Philadelphia Intl. Airport (PHL)?
If you reserved your EYW to PHL flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Key West Intl.
Destination airport
Philadelphia Intl.
Airlines serving
American Airlines, Delta, Spirit Airlines, United
Roundtrip price
$185
Distance
1124 mi
Average flight time
3 hours 7 mins

Book with confidence

Book with confidence

Key West to Philadelphia Flights

The cheapest times to fly from Key West to Philadelphia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Key West to Philadelphia are during the month of January. You can find some of the cheapest flights from Key West to Philadelphia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Key West to Philadelphia

Sunday is one of the best days to book for cheap flights from Key West to Philadelphia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Key West to Philadelphia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Key West to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $81 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Key West to Philadelphia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Key West to Philadelphia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Key West to Philadelphia Flights

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*Available to One Key members.