
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $69 (Kiwi.com) |
One-way from | $39 (Frontier) |
Popular in | June |
Cheapest in | September |
Average price | $263 |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Wed 1/7
6:10 am-1:35 pm
1 stop7h 25m
Miami
Tue 1/27
7:55 am-5:05 pm
2 stops9h 10m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Mon 2/23
5:25 am-1:10 pm
1 stop7h 45m
Miami
Fri 2/27
7:25 am-6:05 pm
2 stops10h 40m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Sat 1/24
12:40 pm-9:30 pm
1 stop8h 50m
Miami
Fri 1/30
7:55 am-8:20 pm
2 stops12h 25m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Fri 1/9
12:41 pm-9:37 pm
1 stop8h 56m
Miami
Mon 1/12
5:50 am-1:24 pm
1 stop7h 34m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Wed 12/31
7:15 am-12:05 pm
1 stop4h 50m
Miami
Thu 1/8
7:55 am-1:10 pm
1 stop5h 15m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Mon 1/5
12:35 pm-11:25 pm
2 stops10h 50m
Miami
Sat 1/10
6:45 am-11:10 am
1 stop4h 25m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Tue 1/6
6:30 am-10:20 pm
2 stops15h 50m
Miami
Wed 1/14
9:00 am-9:36 pm
1 stop12h 36m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Tue 1/6
6:30 am-10:20 pm
2 stops15h 50m
Miami
Tue 1/13
12:18 pm-2:31 pm
1 stop26h 13m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Tue 1/6
6:30 am-10:20 pm
2 stops15h 50m
Miami
Thu 1/8
9:00 am-9:36 pm
1 stop12h 36m
PhiladelphiaMiami
PHL - MIA
PHLMIA
Philadelphia
Thu 1/22
12:15 pm-8:05 pm
2 stops7h 50m
Miami
Sun 1/25
7:35 am-4:35 pm
2 stops9h 00m
Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Key Largo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, December is the cheapest month in which you can book a flight from Philadelphia to Key Largo (average of $21). Flying from Philadelphia to Key Largo in June is currently the most expensive (average of $75). 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.
When flying from Philadelphia to Key Largo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 47% versus a flight in the morning.
Travelers seeking maximum savings on their Philadelphia to Key Largo flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from PHL to KE9 are scheduled on a Friday (24 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (21 on average).
Entertainment
Boarding
Comfort
Overall
Crew
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Boarding
Comfort
Overall
Crew
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Boarding
Comfort
Overall
Crew
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Boarding
Comfort
Overall
Crew
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Boarding
Comfort
Overall
Crew
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Boarding
Comfort
Overall
Crew
Food
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$62 | Average$175 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$69 | Average$228 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$77 | Average$180 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$102 | Average$235 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$145 | Average$308 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$161 | Average$432 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$196 | Average$387 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$421 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$243 | Average$315 | FlexibilityNo cancel fee | On-time75% |