AA521 American Airlines - Flight Status
Below, you can find details about American Airlines flight AA521, which currently operates between the airports of Charleston - Charleston International Airport (Airport Code CHS) and Philadelphia - Philadelphia International Airport (Airport Code PHL).
This flight data pertains specifically to the flight's details for Wednesday, September 17, 2025.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights AA521
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights AA521
AA521 On Time performance:
100
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays Flight Status
AA521 American Airlines from Charleston
Landed - On-time
Flight Status for Wednesday September 17, 2025
This flight was also scheduled for Yesterday (September 16, 2025). See it here
This flight is also scheduled for Tomorrow (September 18, 2025). See it here
Landed - On-time
Flight Status for Wednesday September 17, 2025
Departure
Charleston (CHS)
September 17, 2025
Charleston International Airport
Departed at:
10:56 am
Terminal:
-
Gate:
B10
Scheduled Departure Time: 11:04 am
Arrival
Philadelphia (PHL)
September 17, 2025
Philadelphia International Airport
Arrived at:
12:36 pm
Terminal:
C
Gate:
C29
Scheduled Arrival Time: 12:52 pm
Baggage: 19
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.philadelphia-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- BA6562 - British Airways
- EI7294 - Aer Lingus
- QR9432 - Qatar Airways
Additional Information
Which is the frequency of flight AA521?
The flight AA521 is scheduled to flight on daily basis.
Which is the distance of flight AA521?
The distance between the two airports is 552 miles.
Which is the flight time of flight AA521?
The scheduled flight time gate to gate is: 01:48 hours.
The real flight time gate to gate on average is: 01:38 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight AA521 is scheduled to flight on daily basis.
Which is the distance of flight AA521?
The distance between the two airports is 552 miles.
Which is the flight time of flight AA521?
The scheduled flight time gate to gate is: 01:48 hours.
The real flight time gate to gate on average is: 01:38 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airlines serves the same route between Charleston and Philadelphia:
American Airlines
- Flight Number: AA1163. (On Time performance: 50 - Average Delay: 49 minutes)
- Flight Number: AA1526. (On Time performance: 86 - Average Delay: 16 minutes)
- Flight Number: AA1934. (On Time performance: 61 - Average Delay: 50 minutes)
- Flight Number: AA2253. (On Time performance: 82 - Average Delay: 9 minutes)
- Flight Number: AA5109. (On Time performance: 75 - Average Delay: 23 minutes)
Frontier Airlines
- Flight Number: F93036. (On Time performance: 70 - Average Delay: 44 minutes)
American Airlines
- Flight Number: AA1163. (On Time performance: 50 - Average Delay: 49 minutes)
- Flight Number: AA1526. (On Time performance: 86 - Average Delay: 16 minutes)
- Flight Number: AA1934. (On Time performance: 61 - Average Delay: 50 minutes)
- Flight Number: AA2253. (On Time performance: 82 - Average Delay: 9 minutes)
- Flight Number: AA5109. (On Time performance: 75 - Average Delay: 23 minutes)
Frontier Airlines
- Flight Number: F93036. (On Time performance: 70 - Average Delay: 44 minutes)
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from September 02, 2024 to November 04, 2024. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from September 04, 2025 to September 08, 2025, we have obtained these figures.
Total number of flights: 5
On Time: 5 ( 100 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 1 minutes.
Total number of flights: 5
On Time: 5 ( 100 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 1 minutes.
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from September 02, 2024 to November 04, 2024. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Last Past Flights AA521
Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
16 September
16 September
11:57 am
Charleston (CHS)
Charleston (CHS)
01:28 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 31min
Airbus A319
Airbus A319
Landed - Delayed
Monday
15 September
15 September
10:53 am
Charleston (CHS)
Charleston (CHS)
12:42 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 49min
Airbus A319
Airbus A319
Landed - On-time
Sunday
14 September
14 September
10:59 am
Charleston (CHS)
Charleston (CHS)
12:38 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 39min
Airbus A319
Airbus A319
Landed - On-time
Saturday
13 September
13 September
10:54 am
Charleston (CHS)
Charleston (CHS)
12:36 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 42min
Airbus A319
Airbus A319
Landed - On-time
Friday
12 September
12 September
11:00 am
Charleston (CHS)
Charleston (CHS)
12:35 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 35min
Airbus A319
Airbus A319
Landed - On-time
Thursday
11 September
11 September
10:58 am
Charleston (CHS)
Charleston (CHS)
12:41 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 43min
Airbus A319
Airbus A319
Landed - On-time
Wednesday
10 September
10 September
10:59 am
Charleston (CHS)
Charleston (CHS)
12:32 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 33min
Airbus A319
Airbus A319
Landed - On-time
Tuesday
09 September
09 September
11:05 am
Charleston (CHS)
Charleston (CHS)
12:46 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 41min
Airbus A319
Airbus A319
Landed - On-time
Monday
08 September
08 September
11:13 am
Charleston (CHS)
Charleston (CHS)
12:48 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 35min
Airbus A319
Airbus A319
Landed - On-time
Sunday
07 September
07 September
11:13 am
Charleston (CHS)
Charleston (CHS)
12:57 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 44min
Airbus A319
Airbus A319
Landed - On-time