$86+ Cheap flights from Key West to Philadelphia (EYW - PHL)
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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — PHL
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from Key West to Philadelphia 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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Key West to Philadelphia
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Best
Last-minute
One-way
Cheapest flights from Key West to PhiladelphiaExplore the most affordable flight options available from Key West to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
Explore the most affordable flight options available from Key West to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:07 pm
EYW
- PHL
1 stop20h 44m
Multiple Airlines
Sun 9/66:40 pm
PHL
- EYW
1 stop17h 51m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:04 am
EYW
- PHL
1 stop9h 00m
Multiple Airlines
Mon 9/145:32 pm
PHL
- EYW
2 stops39h 52m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:59 pm
EYW
- PHL
1 stop6h 26m
Multiple Airlines
Mon 9/286:00 am
PHL
- EYW
1 stop6h 19m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:11 pm
EYW
- PHL
1 stop11h 58m
Multiple Airlines
Tue 8/186:40 pm
PHL
- EYW
1 stop16h 26m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$270
Best flights from Key West to PhiladelphiaDiscover carefully curated flight deals from Key West to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Key West to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:07 pm
EYW
- PHL
1 stop20h 44m
Multiple Airlines
Sun 9/66:40 pm
PHL
- EYW
1 stop17h 51m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$200
This American Airlines deal was found by Cheapflights users on 7/27. 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 9/152:15 pm
EYW
- PHL
1 stop5h 40m
American Airlines
Sun 9/206:00 am
PHL
- EYW
1 stop7h 17m
American Airlines
Deal found 7/27![American Airlines logo]()
$515
This United Airlines deal was found by Cheapflights users on 7/25. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:20 pm
EYW
- PHL
2 stops19h 23m
United Airlines
Sun 9/2010:30 am
PHL
- EYW
2 stops26h 59m
United Airlines
Deal found 7/25![United Airlines logo]()
$945
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 9/92:34 pm
EYW
- PHL
Nonstop3h 17m
American Airlines
Mon 9/1410:40 am
PHL
- EYW
Nonstop3h 24m
American Airlines
Deal found 7/27![American Airlines logo]()
$546
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Fri 9/44:50 pm
EYW
- PHL
1 stop6h 50m
American Airlines
Sun 9/610:35 am
PHL
- EYW
Nonstop3h 10m
American Airlines
Deal found 7/24![American Airlines logo]()
$547
This United Airlines deal was found by Cheapflights users on 7/26. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:15 pm
EYW
- PHL
2 stops19h 28m
United Airlines
Sun 9/67:40 pm
PHL
- EYW
2 stops17h 49m
United Airlines
Deal found 7/26![United Airlines logo]()
$947
Last-minute flights from Key West to PhiladelphiaDiscover last-minute flight deals from Key West to Philadelphia. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Key West to Philadelphia. Data last updated July 29, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3111:07 am
EYW
- PHL
1 stop10h 09m
Multiple Airlines
Sun 8/26:18 pm
PHL
- EYW
1 stop15h 23m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$453
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/31:11 pm
EYW
- PHL
1 stop26h 24m
Multiple Airlines
Mon 8/106:25 am
PHL
- EYW
2 stops30h 09m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 8/62:31 pm
EYW
- PHL
Nonstop3h 11m
American Airlines
Sun 8/1610:35 am
PHL
- EYW
Nonstop3h 10m
American Airlines
Deal found 7/26![American Airlines logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:11 pm
EYW
- PHL
1 stop11h 58m
Multiple Airlines
Tue 8/186:40 pm
PHL
- EYW
1 stop16h 26m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:11 pm
EYW
- PHL
1 stop11h 58m
Multiple Airlines
Mon 8/176:33 pm
PHL
- EYW
1 stop18h 01m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$296
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 8/142:31 pm
EYW
- PHL
Nonstop3h 11m
American Airlines
Tue 8/1810:35 am
PHL
- EYW
Nonstop3h 10m
American Airlines
Deal found 7/27![American Airlines logo]()
$551
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 8/142:31 pm
EYW
- PHL
Nonstop3h 11m
American Airlines
Mon 8/175:43 am
PHL
- EYW
1 stop10h 35m
American Airlines
Deal found 7/27![American Airlines logo]()
$576
One-way flights from Key West to PhiladelphiaSearch for one-way flight options from Key West to Philadelphia. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Key West to Philadelphia. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:04 am
EYW
- PHL
1 stop22h 37m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:04 am
EYW
- PHL
1 stop26h 28m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:59 pm
EYW
- PHL
1 stop11h 31m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:59 pm
EYW
- PHL
1 stop11h 31m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:14 pm
EYW
- PHL
1 stop12h 02m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:59 pm
EYW
- PHL
1 stop11h 39m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$103
Find flight deals from Key West to Philadelphia
Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Philadelphia (PHL). 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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $200 (Kiwi.com) |
One-way from | $86 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $551 |
Good round-trip deal | $541 or less |
Good one-way deal | $312 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Key West to Philadelphia 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 2,558,603 searches. Data last updated July 29, 2026.
Use the filters below to find and compare flights from Key West to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Fri 9/4
12:07 pm-8:51 am
1 stop20h 44m
Philadelphia
Sun 9/6
6:40 pm-12:31 pm
1 stop17h 51m
$200
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Tue 9/15
2:15 pm-7:55 pm
1 stop5h 40m
Philadelphia
Sun 9/20
6:00 am-1:17 pm
1 stop7h 17m
$515
Quickest round-trip
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Wed 9/9
2:34 pm-5:51 pm
Nonstop3h 17m
Philadelphia
Mon 9/14
10:40 am-2:04 pm
Nonstop3h 24m
$546
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Fri 9/4
4:50 pm-11:40 pm
1 stop6h 50m
Philadelphia
Sun 9/6
10:35 am-1:45 pm
Nonstop3h 10m
$547
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Tue 9/15
2:20 pm-9:43 am
2 stops19h 23m
Philadelphia
Sun 9/20
10:30 am-1:29 pm
2 stops26h 59m
$945
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Fri 9/4
2:15 pm-9:43 am
2 stops19h 28m
Philadelphia
Sun 9/6
7:40 pm-1:29 pm
2 stops17h 49m
$947
Cheapest one-way
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Fri 9/25
12:59 pm-11:18 pm
2 stops10h 19m
$148
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Wed 8/26
11:46 am-1:16 am
1 stop13h 30m
$148
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Sun 8/23
7:53 pm-8:28 pm
2 stops24h 35m
$190
Quickest one-way
Key WestPhiladelphia
EYW - PHL
EYWPHL
Key West
Sun 12/13
8:04 pm-12:46 am
1 stop4h 42m
$312
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Key West to Philadelphia
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 Key West to Philadelphia in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Key West-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Key West-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Key West-Philadelphia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Key West-Philadelphia 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 Key West-Philadelphia 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 Key West to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Key West with our price prediction graph.
EYW-PHL
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.
Cheapflights Insights
Everything you need to know about your flight from Key West to Philadelphia
What is the cheapest month to book a flight from Key West to Philadelphia?
Currently, October is the cheapest month in which you can book a flight from Key West to Philadelphia (average of $443). Flying from Key West to Philadelphia in March is currently the most expensive (average of $1,292). 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 EYW to PHL?
Find hourly flight availability from Key West to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2026.
When flying from Key West to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Philadelphia
Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated July 29, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Key West to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
6.0
Goodpilar,May 2025
RSW - ATL
Related info for your journey
Find useful and relevant information for your journey from Key West to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Ocean City
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Wildwood Crest
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland
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Key West and Philadelphia flights
Browse other Key West and Philadelphia flight options. Last updated on July 29, 2026.
Other flights from Key West
Browse through other flights departing from Key West. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Key West to Philadelphia
Discover the top 2 airlines that operate flights from Key West to Philadelphia. 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 2,558,603 searches. Data last updated July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$443 | Average$554 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$482 | Average$539 | FlexibilityNo cancel fee | On-timeN/A |