| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 17 | BOS | PHL | 20:53 | 22:00 |
Landed
|
Track > |
| Dec 16 | BOS | PHL | 20:50 | 21:54 |
Landed
|
Track > |
| Dec 15 | BOS | PHL | 19:27 | 20:34 |
Landed
|
Track > |
| Dec 14 | BOS | PHL | 22:24 | 21:06 |
Unknown
|
Track > |
| Dec 13 | BOS | PHL | 20:42 | 21:49 |
Landed
|
Track > |
| Dec 12 | BOS | PHL | 20:13 | 21:14 |
Landed Late
|
Track > |
| Dec 11 | BOS | PHL | 19:40 | 20:52 |
Landed
|
Track > |
| Dec 10 | BOS | PHL | 20:50 | 22:06 |
Landed
|
Track > |
| Dec 09 | BOS | PHL | 21:43 | 22:49 |
Landed Late
|
Track > |
| Dec 08 | BOS | PHL | 19:36 | 20:43 |
Landed
|
Track > |
Qatar Airways Flight QR9521 connects Boston, United States to Philadelphia, United States, taking off from Boston Logan International Airport BOS and landing at Philadelphia International Airport PHL.
How long is the QR9521 flight from Boston to Philadelphia?
The average flight time from Boston to Philadelphia is 1 hour and 7 minutes. The flight distance is 450 km / 280 miles and the average flight speed is 388 km/h / 241 mph.
What is the On-Time Performance (OTP) of Qatar Airways Flight QR9521 Boston to Philadelphia?
The Airportia On-Time Performance Rating for Qatar Airways Flight QR9521 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight QR9521 arriving at?
Flight QR9521 arrives at Philadelphia International Airport (PHL) Terminal B.
When was the latest QR9521 flight?
The latest flight took off on Thursday, December 18th, 2025 with the flight status being Landed on 22:00.
How else can the flight QR9521 be referenced as?
This Qatar Airways flight can also be referenced as QTR9521, QR 9521, QTR 9521.
How often is flight QR9521 delayed?
On average, 20% of all QR9521 flights are delayed. The average delay is 26 minutes.
Can I get compensation for my delayed or cancelled QR9521 flight or baggage issues?
If your QR9521 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our QR9521 Flight Tracker above for more details.
Other flights departing from Boston BOS: DL1357, AA4594, DL5820, DL5623
Other flights arriving at Philadelphia PHL: AA1925, AA2387, AA2821, AA4594
All flights connecting Boston BOS to Philadelphia PHL.
