$86+ Cheap flights from Philadelphia to Key West (PHL - EYW)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — EYW
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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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.Cheapflights Tip: The best prices from Philadelphia to Key West are usually found in January or August, booked 71 days in advance, depart on a Tuesday or Saturday and return on a Friday
Cheap flight deals from Philadelphia to Key West
Cheapest
Best
Last-minute
One-way
Cheapest flights from Philadelphia to Key WestExplore 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 September 6, 2026.
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 September 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/297:59 pm -
1 stop13h 25m
Sat 10/310:04 am -
1 stop9h 51m
Deal found 9/6![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/26:00 pm -
1 stop21h 08m
Wed 10/1410:04 am -
2 stops13h 07m
Deal found 9/4![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/55:59 pm -
1 stop18h 37m
Wed 10/1410:04 am -
2 stops13h 07m
Deal found 9/5![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 9/297:59 pm -
1 stop13h 25m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 9/4![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/26:00 pm -
1 stop21h 08m
Tue 10/131:16 pm -
2 stops18h 05m
Deal found 9/4![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/297:59 pm -
1 stop13h 25m
Fri 10/212:59 pm -
1 stop11h 31m
Deal found 9/6![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/26:00 pm -
1 stop15h 24m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 9/4![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Sat 10/39:00 pm -
1 stop11h 32m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 9/4![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/68:41 am -
2 stops24h 43m
Wed 10/1410:04 am -
1 stop5h 30m
Deal found 9/6![Multiple Airlines logo]()
$188
Best flights from Philadelphia to Key WestDiscover carefully curated flight deals from Philadelphia to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
Discover carefully curated flight deals from Philadelphia to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 6, 2026.
This Delta deal was found by Cheapflights users on 9/2. 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.
Tue 12/294:02 pm -
1 stop4h 56m
Tue 1/56:00 pm -
1 stop6h 51m
Deal found 9/2![Delta logo]()
$524
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 1/2310:15 am -
2 stops27h 53m
Wed 1/273:04 pm -
3 stops26h 34m
Deal found 9/1![United Airlines logo]()
$750
This Delta deal was found by Cheapflights users on 9/4. 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.
Wed 11/255:15 am -
1 stop5h 33m
Wed 11/256:05 pm -
1 stop16h 00m
Deal found 9/4![Delta logo]()
$595
This United Airlines deal was found by Cheapflights users on 9/4. 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 1/129:45 am -
1 stop7h 25m
Sat 1/163:04 pm -
2 stops18h 20m
Deal found 9/4![United Airlines logo]()
$770
This Delta deal was found by Cheapflights users on 9/4. 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.
Mon 12/285:15 am -
1 stop5h 38m
Mon 1/46:00 pm -
1 stop6h 51m
Deal found 9/4![Delta logo]()
$723
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 11/149:45 am -
3 stops28h 07m
Thu 11/192:50 pm -
2 stops18h 59m
Deal found 9/1![United Airlines logo]()
$819
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Thu 2/49:45 am -
1 stop7h 25m
Wed 2/103:04 pm -
3 stops18h 20m
Deal found 9/1![United Airlines logo]()
$839
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Sat 12/56:00 am -
2 stops29h 11m
Sat 1/912:56 pm -
1 stop8h 37m
Deal found 9/2![United Airlines logo]()
$846
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 11/76:15 am -
1 stop9h 14m
Tue 11/102:50 pm -
2 stops32h 41m
Deal found 9/6![United Airlines logo]()
$859
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Mon 11/910:30 am -
2 stops27h 22m
Fri 11/132:51 pm -
2 stops26h 56m
Deal found 9/2![United Airlines logo]()
$897
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 11/46:15 am -
1 stop9h 14m
Sat 11/72:50 pm -
2 stops18h 59m
Deal found 9/5![United Airlines logo]()
$903
This United Airlines deal was found by Cheapflights users on 9/6. 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 1/159:45 am -
1 stop7h 25m
Fri 1/223:04 pm -
3 stops30h 29m
Deal found 9/6![United Airlines logo]()
$918
Last-minute flights from Philadelphia to Key WestDiscover last-minute flight deals from Philadelphia to Key West. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Key West. Data last updated September 6, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/297:59 pm -
1 stop13h 25m
Sat 10/310:04 am -
1 stop9h 51m
Deal found 9/6![Multiple Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 9/297:59 pm -
1 stop13h 25m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 9/4![Multiple Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/297:59 pm -
1 stop13h 25m
Fri 10/212:59 pm -
1 stop11h 31m
Deal found 9/6![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/26:00 pm -
1 stop21h 08m
Wed 10/1410:04 am -
2 stops13h 07m
Deal found 9/4![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/26:00 pm -
1 stop21h 08m
Tue 10/131:16 pm -
2 stops18h 05m
Deal found 9/4![Multiple Airlines logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/26:00 pm -
1 stop15h 24m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 9/4![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Sat 10/39:00 pm -
1 stop11h 32m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 9/4![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/55:59 pm -
1 stop18h 37m
Wed 10/1410:04 am -
2 stops13h 07m
Deal found 9/5![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/68:41 am -
2 stops24h 43m
Wed 10/1410:04 am -
1 stop5h 30m
Deal found 9/6![Multiple Airlines logo]()
$188
One-way flights from Philadelphia to Key WestSearch for one-way flight options from Philadelphia to Key West. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
Search for one-way flight options from Philadelphia to Key West. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/68:41 am -
2 stops24h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 11/312:36 pm -
2 stops20h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$87
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/55:59 pm -
1 stop18h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 10/26:00 am -
1 stop27h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/26:42 pm -
1 stop20h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Allegiant Air logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Sat 10/312:40 pm -
2 stops22h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Sat 10/315:20 pm -
2 stops19h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 10/208:30 am -
2 stops24h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Sun 10/46:00 am -
1 stop5h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Multiple Airlines logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 11/137:26 pm -
1 stop13h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Allegiant Air logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 11/67:26 pm -
1 stop13h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Allegiant Air logo]()
$107
Find 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 September 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (Kiwi.com) |
One-way from | $86 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $581 |
Good round-trip deal | $544 or less |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated September 6, 2026.
Use the filters below to find and compare flights from Philadelphia to Key West that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Sat 10/3
5:32 pm-11:21 am
2 stops17h 49m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$118
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Tue 3/2
8:00 pm-5:02 pm
3 stops21h 02m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$402
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Mon 3/1
8:00 pm-5:02 pm
3 stops21h 02m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$402
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Fri 2/19
2:37 pm-5:02 pm
2 stops26h 25m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$441
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Sat 2/27
4:00 pm-5:11 pm
1 stop25h 11m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$472
Quickest round-trip
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Sun 2/28
8:25 am-7:43 pm
1 stop11h 18m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$472
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Wed 3/3
4:00 pm-7:43 pm
1 stop27h 43m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$472
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Fri 12/11
6:00 am-11:11 am
2 stops29h 11m
Key West
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$480
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Tue 12/29
4:02 pm-8:58 pm
1 stop4h 56m
Key West
Tue 1/5
6:00 pm-12:51 am
1 stop6h 51m
$524
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Wed 11/25
5:15 am-10:48 am
1 stop5h 33m
Key West
Wed 11/25
6:05 pm-10:05 am
1 stop16h 00m
$595
Showing 1-10 of 20 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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.
PHL-EYW
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 Philadelphia to Key West
How far ahead should I book a flight from Philadelphia to Key West?
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, January is the cheapest month in which you can book a flight from Philadelphia to Key West (average of $514). Flying from Philadelphia to Key West in April is currently the most expensive (average of $644). 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 September 6, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Key West as you normally would.
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 September 6, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Philadelphia to Key West to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
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Top 2 airlines flying from Philadelphia to Key West
Discover the top 2 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 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$266 | Average$596 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$423 | Average$595 | FlexibilityNo cancel fee | On-time71% |