$70+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — EYW
Sep 9 — Sep 161
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 July, booked 29 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 August 10, 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 August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/276:00 am -
1 stop5h 21m
Wed 9/3010:04 am -
1 stop22h 37m
Deal found 8/10![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/286:00 am -
1 stop6h 19m
Fri 10/212:59 pm -
1 stop11h 31m
Deal found 8/7![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/276:00 am -
1 stop5h 21m
Thu 10/112:01 pm -
1 stop12h 29m
Deal found 8/9![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/157:59 pm -
1 stop13h 25m
Wed 9/3010:04 am -
1 stop22h 37m
Deal found 8/10![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/157:59 pm -
1 stop13h 25m
Wed 9/2310:04 am -
1 stop9h 00m
Deal found 8/8![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/67:59 pm -
1 stop16h 03m
Wed 10/1410:04 am -
1 stop9h 20m
Deal found 8/8![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 10/56:00 am -
1 stop6h 19m
Tue 10/131:16 pm -
1 stop6h 08m
Deal found 8/9![Multiple Airlines logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 8/8. 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
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 8/8![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/77:59 pm -
1 stop11h 48m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 8/8![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/206:00 am -
1 stop5h 21m
Thu 9/2412:01 pm -
1 stop12h 29m
Deal found 8/9![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/45:15 am -
1 stop8h 58m
Thu 10/1512:01 pm -
1 stop12h 37m
Deal found 8/8![Multiple Airlines logo]()
$163
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 August 10, 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 August 10, 2026.
This Delta deal was found by Cheapflights users on 8/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:07 pm -
1 stop7h 53m
Tue 10/62:00 pm -
1 stop6h 25m
Deal found 8/5![Delta logo]()
$377
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/265:08 pm -
2 stops20h 21m
Sat 10/34:00 pm -
1 stop5h 29m
Deal found 8/6![United Airlines logo]()
$665
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/72:12 pm -
1 stop5h 31m
Tue 1/126:00 pm -
1 stop4h 56m
Deal found 8/6![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:30 pm -
1 stop5h 30m
Mon 9/147:40 am -
1 stop5h 35m
Deal found 8/6![Delta logo]()
$557
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/266:15 am -
1 stop9h 14m
Fri 10/302:51 pm -
2 stops18h 58m
Deal found 8/10![United Airlines logo]()
$702
This United Airlines deal was found by Cheapflights users on 8/5. 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 1/206:10 am -
2 stops10h 12m
Sat 1/2312:41 pm -
1 stop8h 51m
Deal found 8/5![United Airlines logo]()
$824
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 9/197:40 pm -
2 stops17h 49m
Wed 9/232:20 pm -
2 stops33h 10m
Deal found 8/5![United Airlines logo]()
$826
This United Airlines deal was found by Cheapflights users on 8/7. 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 12/1010:15 am -
2 stops24h 56m
Sun 12/134:05 pm -
1 stop7h 08m
Deal found 8/7![United Airlines logo]()
$827
This United Airlines deal was found by Cheapflights users on 8/6. 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 2/51:00 pm -
2 stops27h 22m
Mon 2/84:05 pm -
1 stop7h 08m
Deal found 8/6![United Airlines logo]()
$832
This United Airlines deal was found by Cheapflights users on 8/8. 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 11/310:30 am -
2 stops28h 59m
Sat 11/74:10 pm -
1 stop6h 47m
Deal found 8/8![United Airlines logo]()
$833
This United Airlines deal was found by Cheapflights users on 8/7. 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 10/2610:30 am -
2 stops27h 22m
Mon 11/22:50 pm -
2 stops23h 26m
Deal found 8/7![United Airlines logo]()
$841
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Sun 10/256:15 am -
1 stop9h 14m
Thu 10/292:50 pm -
2 stops32h 40m
Deal found 8/7![United Airlines logo]()
$849
Last-minute flights from Philadelphia to Key WestDiscover last-minute flight deals from Philadelphia to Key West. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Key West. Data last updated August 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/68:35 am -
1 stop10h 38m
Fri 9/1112:59 pm -
1 stop11h 31m
Deal found 8/7![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Sun 9/68:35 am -
1 stop10h 38m
Wed 9/3010:04 am -
1 stop22h 37m
Deal found 8/6![Multiple Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/127:59 pm -
1 stop15h 22m
Thu 9/1712:01 pm -
1 stop12h 29m
Deal found 8/8![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/127:59 pm -
1 stop15h 22m
Sat 9/1910:04 am -
1 stop9h 00m
Deal found 8/8![Multiple Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/157:59 pm -
1 stop13h 25m
Wed 9/3010:04 am -
1 stop22h 37m
Deal found 8/10![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/157:59 pm -
1 stop13h 25m
Wed 9/2310:04 am -
1 stop9h 00m
Deal found 8/8![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/206:00 am -
1 stop5h 21m
Thu 9/2412:01 pm -
1 stop12h 29m
Deal found 8/9![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/276:00 am -
1 stop5h 21m
Wed 9/3010:04 am -
1 stop22h 37m
Deal found 8/10![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/276:00 am -
1 stop5h 21m
Thu 10/112:01 pm -
1 stop12h 29m
Deal found 8/9![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/286:00 am -
1 stop6h 19m
Fri 10/212:59 pm -
1 stop11h 31m
Deal found 8/7![Multiple Airlines logo]()
$137
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 August 10, 2026.
Search for one-way flight options from Philadelphia to Key West. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/86:40 pm -
1 stop14h 44m
Deal found 8/9![Multiple Airlines logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/276:00 am -
1 stop5h 21m
Deal found 8/9![Multiple Airlines logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 11/106:00 am -
1 stop6h 36m
Deal found 8/9![Multiple Airlines logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 10/56:00 am -
1 stop6h 19m
Deal found 8/7![Multiple Airlines logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/16:40 pm -
1 stop16h 26m
Deal found 8/9![Multiple Airlines logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 8/316:40 pm -
1 stop17h 54m
Deal found 8/7![Multiple Airlines logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 11/61:00 pm -
1 stop20h 24m
Deal found 8/9![Multiple Airlines logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 10/67:59 pm -
1 stop13h 25m
Deal found 8/10![Multiple Airlines logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 10/26:00 am -
1 stop27h 24m
Deal found 8/5![Multiple Airlines logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 11/96:06 pm -
1 stop18h 30m
Deal found 8/7![Multiple Airlines logo]()
$92
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 August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $136 (Kiwi.com) |
One-way from | $70 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $549 |
Good round-trip deal | $495 or less |
Good one-way deal | $193 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 2,558,603 searches. Data last updated August 10, 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
Fri 10/2
12:07 pm-8:00 pm
1 stop7h 53m
Key West
Tue 10/6
2:00 pm-8:25 pm
1 stop6h 25m
$377
Quickest round-trip
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Thu 1/7
2:12 pm-7:43 pm
1 stop5h 31m
Key West
Tue 1/12
6:00 pm-10:56 pm
1 stop4h 56m
$515
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Fri 9/11
2:30 pm-8:00 pm
1 stop5h 30m
Key West
Mon 9/14
7:40 am-1:15 pm
1 stop5h 35m
$557
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Sat 9/26
5:08 pm-1:29 pm
2 stops20h 21m
Key West
Sat 10/3
4:00 pm-9:29 pm
1 stop5h 29m
$665
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Mon 10/26
6:15 am-3:29 pm
1 stop9h 14m
Key West
Fri 10/30
2:51 pm-9:49 am
2 stops18h 58m
$702
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Wed 1/20
6:10 am-4:22 pm
2 stops10h 12m
Key West
Sat 1/23
12:41 pm-9:32 pm
1 stop8h 51m
$824
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Sat 9/19
7:40 pm-1:29 pm
2 stops17h 49m
Key West
Wed 9/23
2:20 pm-11:30 pm
2 stops33h 10m
$826
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Thu 12/10
10:15 am-11:11 am
2 stops24h 56m
Key West
Sun 12/13
4:05 pm-11:13 pm
1 stop7h 08m
$827
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Fri 2/5
1:00 pm-4:22 pm
2 stops27h 22m
Key West
Mon 2/8
4:05 pm-11:13 pm
1 stop7h 08m
$832
PhiladelphiaKey West
PHL Philadelphia - EYW Key West
PHLEYW
Philadelphia
Tue 11/3
10:30 am-3:29 pm
2 stops28h 59m
Key West
Sat 11/7
4:10 pm-10:57 pm
1 stop6h 47m
$833
Showing 1-10 of 21 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 August.
| 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
Prices
Airlines
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 28 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 $505). Flying from Philadelphia to Key West in April is currently the most expensive (average of $637). 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 August 10, 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 August 10, 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.
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Entertainment
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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.
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Other flights to Key West
Explore flights to Key West departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Philadelphia and Key West flights
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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 2,558,603 searches. Data last updated August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$402 | Average$596 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$423 | Average$592 | FlexibilityNo cancel fee | On-time71% |