Cheap Flights from Key West, FL to Philadelphia, PA from $155

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On Cheapflightsplus.com you will find 25 connecting flights from Key West to Philadelphia. You can compare airfare deals from 2 airlines and multiple travel sites from $155, book and save on cheap plane tickets and last minute offers. Also check out EYW-PHL flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Key West to Philadelphia Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $155 (one-way), $266 (round-trip).

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Best Flights from Key West to Philadelphia Today

Take a look at the list of non stop flights and flights with layovers from Key West to Philadelphia with the lowest price of $155. Take a look at the list of flights with layovers from Key West to Philadelphia from $155. There’re no direct flights. The fastest connecting flight – 5h 21m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $429 Find flight	16:05 Key West Key West Int.	10:49+1 день Philadelphia Philadelphia Int.	18h 44m layover 13h 19m - Chicago	United Airlines	UA2263 UA2418
from $436 Find flight	16:05 Key West Key West Int.	14:20+1 день Philadelphia Philadelphia Int.	22h 15m layover 16h 54m - Chicago	United Airlines	UA2263 UA2729
from $436 Find flight	16:05 Key West Key West Int.	17:29+1 день Philadelphia Philadelphia Int.	25h 24m layover 20h 0m - Chicago	United Airlines	UA2263 UA1617
from $436 Find flight	16:05 Key West Key West Int.	21:25+1 день Philadelphia Philadelphia Int.	29h 20m layover 23h 49m - Chicago	United Airlines	UA2263 UA1776
from $446 Find flight	15:50 Key West Key West Int.	10:50+1 день Philadelphia Philadelphia Int.	19h 0m layover 13h 24m - Chicago	United Airlines	UA770 UA2418
from $446 Find flight	15:50 Key West Key West Int.	14:24+1 день Philadelphia Philadelphia Int.	22h 34m layover 16h 59m - Chicago	United Airlines	UA770 UA2733
from $446 Find flight	15:50 Key West Key West Int.	17:35+1 день Philadelphia Philadelphia Int.	25h 45m layover 20h 8m - Chicago	United Airlines	UA770 UA1617
from $450 Find flight	16:05 Key West Key West Int.	10:29+1 день Philadelphia Philadelphia Int.	18h 24m layover 12h 59m - Chicago	United Airlines	UA2347 UA2394
from $460 Find flight	13:00 Key West Key West Int.	18:21 Philadelphia Philadelphia Int.	5h 21m layover 1h 25m - Washington D.C.	United Airlines	UA6217 UA4585
from $155 Find flight	08:53 Key West Key West Int.	00:06+1 день Philadelphia Philadelphia Int.	15h 13m layover 6h 26m - Tampa 3h 49m - Miami	Allegiant Air	G43643 NK323 NK1368
from $234 Find flight	18:00 Key West Key West Int.	13:50+1 день Philadelphia Philadelphia Int.	19h 50m layover 13h 45m - Tampa 1h 29m - Washington D.C.	United Airlines	UA3137 UA2331 UA6211
from $254 Find flight	19:40 Key West Key West Int.	14:20+1 день Philadelphia Philadelphia Int.	18h 40m layover 10h 25m - Orlando 1h 47m - Chicago	United Airlines	UA3070 UA2673 UA230
from $255 Find flight	19:40 Key West Key West Int.	17:29+1 день Philadelphia Philadelphia Int.	21h 49m layover 12h 25m - Orlando 2h 53m - Chicago	United Airlines	UA3070 UA395 UA1544
from $426 Find flight	10:55 Key West Key West Int.	21:35 Philadelphia Philadelphia Int.	10h 40m layover 2h 16m - Miami 1h 47m - Chicago	United Airlines	UA3093 UA1071 UA1776
from $459 Find flight	10:00 Key West Key West Int.	18:35 Philadelphia Philadelphia Int.	8h 35m layover 2h 15m - Tampa 1h 41m - Washington D.C.	United Airlines	UA3135 UA2398 UA6165
from $460 Find flight	10:00 Key West Key West Int.	21:25 Philadelphia Philadelphia Int.	11h 25m layover 3h 20m - Tampa 1h 43m - Chicago	United Airlines	UA3135 UA2147 UA1776

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on February 23, 2025

Flight Schedule Key West (Florida) to Philadelphia (Pennsylvania)

Full flight schedule will help you in detecting at what time planes fly from Key West to Philadelphia. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
13:00 — 18:21	12:25 — 15:10 UA6217 United Airlines Key West — Washington D.C. 1h 25m stop 17:10 — 18:21 UA4585 United Airlines Washington D.C. — Philadelphia	5h 21m including layover	Find flight from$460
15:50 — 10:50 +1 day	15:50 — 18:21 UA770 United Airlines Key West — Chicago 13h 24m stop 07:45 — 10:50 UA2418 United Airlines Chicago — Philadelphia	19h including layover	Find flight from$446
15:50 — 14:24 +1 day	15:50 — 18:21 UA770 United Airlines Key West — Chicago 16h 59m stop 11:20 — 14:24 UA2733 United Airlines Chicago — Philadelphia	22h 34m including layover	Find flight from$446
16:05 — 10:49 +1 day	16:05 — 18:26 UA2263 United Airlines Key West — Chicago 13h 19m stop 07:45 — 10:49 UA2418 United Airlines Chicago — Philadelphia	18h 44m including layover	Find flight from$429
16:05 — 14:20 +1 day	16:05 — 18:26 UA2263 United Airlines Key West — Chicago 16h 54m stop 11:20 — 14:20 UA2729 United Airlines Chicago — Philadelphia	22h 15m including layover	Find flight from$436
08:53 — 00:06 +1 day	08:53 — 09:54 G43643 Allegiant Air Key West — Tampa 6h 26m stop 16:20 — 17:31 NK323 Spirit Airlines Tampa — Miami 3h 49m stop 21:20 — 00:06 NK1368 Spirit Airlines Miami — Philadelphia	15h 13m including layover	Find flight from$155
09:03 — 19:58	09:03 — 10:04 G43643 Allegiant Air Key West — Clearwater 2h 40m stop 12:44 — 13:49 G4359 Allegiant Air Clearwater — Nashville 3h 9m stop 16:58 — 19:58 NK805 Spirit Airlines Nashville — Philadelphia	10h 55m including layover	Find flight from$161
10:00 — 18:35	10:00 — 11:15 UA3135 United Airlines Key West — Tampa 2h 15m stop 12:30 — 14:46 UA2398 United Airlines Tampa — Washington D.C. 1h 41m stop 17:30 — 18:38 UA6165 United Airlines Washington D.C. — Philadelphia	8h 35m including layover	Find flight from$459
10:55 — 21:35	10:55 — 12:00 UA3093 United Airlines Key West — Miami 2h 16m stop 14:16 — 16:38 UA1071 United Airlines Miami — Chicago 1h 47m stop 18:25 — 21:35 UA1776 United Airlines Chicago — Philadelphia	10h 40m including layover	Find flight from$426
18:00 — 13:50 +1 day	18:00 — 19:15 UA3137 United Airlines Key West — Tampa 13h 45m stop 09:00 — 11:16 UA2331 United Airlines Tampa — Washington D.C. 1h 29m stop 12:50 — 13:55 UA6211 United Airlines Washington D.C. — Philadelphia	19h 50m including layover	Find flight from$234
19:40 — 14:20 +1 day	19:40 — 21:05 UA3070 United Airlines Key West — Orlando 10h 25m stop 07:30 — 09:33 UA2673 United Airlines Orlando — Chicago 1h 47m stop 11:20 — 14:20 UA230 United Airlines Chicago — Philadelphia	18h 40m including layover	Find flight from$254
19:40 — 17:29 +1 day	19:40 — 21:05 UA3070 United Airlines Key West — Orlando 12h 25m stop 09:30 — 11:33 UA395 United Airlines Orlando — Chicago 2h 53m stop 14:26 — 17:29 UA1544 United Airlines Chicago — Philadelphia	21h 49m including layover	Find flight from$255

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on February 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Key West to Philadelphia depends on and how to choose the most interesting flight option for you.

Distance between Key West and Philadelphia is 1809 miles. Time difference between the cities is 0h. Airplanes depart 08:53 to 19:40 from 2 Key West airports and arrive 08:53 to 19:40 to 4 Philadelphia airports. Average flight time is 18h 44m.

The fastest flight 5h 21m
Average flight time 18h 44m
The earliest flight 08:53
The latest flight 19:40
Distance 1125 ml

The cheapest months to travel to Philadelphia are december (from 155 $), january (from 161 $), november (from 234 $).

The most expensive months are february (from 454 $), november (from 234 $), january (from 161 $).

What is the lowest airfare Key West to Philadelphia?

The cheapest plane ticket found by our users is $155. This airfare is for economy class on one-way G43643 flight by Allegiant Air for December 12, 2024 which leaves Key West Int. in Key West at 08:53 am and arrives at Philadelphia Philadelphia Int. at 00:06.

Economy class

$155

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Business class

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First class

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Popular Airlines on the Route

The flight Key West — Philadelphia is served by 2 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by United Airlines - 23 departures per week at the price of from $ 234 . And the most expensive tickets are offered by United Airlines airline - from $ 1117.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 25 flights with layovers on the route. The fastest connecting flight is UA6217 by United Airlines takes 5h 21m and the cheapest is G43643 by Allegiant Air for $155.

UA - United Airlines

from $234

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G4 - Allegiant Air

from $155

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Airports

You can fly from Key West to Philadelphia from 2 airports (NAS, Key West Int.).

Key West airports

NAS-NQX

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Key West Int.-EYW

from $155
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Philadelphia airports

Philadelphia Int.-PHL

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North Philadelphia-PNE

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Mustin Alf-MUV

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Philadelphia Sea Plane Base-PSQ

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Airplanes

There are flights to Philadelphia from Key West by 2 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Key West

You may also consider searching for discounted plane tickets to some other popular places from Key West within United States.

Key West — Philadelphia

from $74

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Key West — Atlanta

from $57

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Key West — Tampa

from $72

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Key West — Fort Myers

from $73

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Key West — Miami

from $63

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Key West — Orlando

from $59

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Key West — Chicago

from $66

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Key West — Knoxville

from $76

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Key West — New Orleans

from $68

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Key West — Boston

from $80

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Top International Destinations from Key West

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Key West — Montreal

from $54

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Key West — London

from $65

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How to book a plane ticket yourself?

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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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