| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 04 | STT | STX | 09:27 | 09:47 |
En-Route
|
Track > |
| Jun 02 | STT | STX | 09:21 | 09:40 |
Landed
|
Track > |
| Jun 01 | STT | STX | 09:14 | 09:33 |
Landed
|
Track > |
| May 31 | STT | STX | 09:15 | 09:34 |
Landed
|
Track > |
| May 30 | STT | STX | 09:48 | 10:07 |
En-Route
|
Track > |
| May 29 | STT | STX | 09:41 | 10:02 |
Landed
|
Track > |
| May 25 | STT | STX | 07:50 | 08:09 |
Landed
|
Track > |
| May 24 | STT | STX | 08:12 | 08:31 |
Landed
|
Track > |
| May 22 | STT | STX | 08:03 | 08:24 |
En-Route
|
Track > |
| May 18 | STT | STX | 07:47 | 08:28 |
En-Route
|
Track > |
Cape Air Flight 9K8521 connects St. Thomas, U.S. Virgin Islands to St. Croix, U.S. Virgin Islands, taking off from St. Thomas Cyril E. King Airport STT and landing at St. Croix Henry E. Rohlsen Airport STX.
How long is the 9K8521 flight from St. Thomas to St. Croix?
The average flight time from St. Thomas to St. Croix is 19 minutes. The flight distance is 73 km / 45 miles and the average flight speed is 216 km/h / 134 mph.
How many 9K8521 flights are operated per week?
5 flights per week. The flight 9K8521 is operated on Monday, Tuesday, Thursday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Cape Air Flight 9K8521 St. Thomas to St. Croix?
The Airportia On-Time Performance Rating for Cape Air Flight 9K8521 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest 9K8521 flight?
The latest flight took off on Thursday, June 4th, 2026 with the flight status being En-Route on 09:47.
How else can the flight 9K8521 be referenced as?
This Cape Air flight can also be referenced as KAP8521, 9K 8521, KAP 8521.
How often is flight 9K8521 delayed?
On average, 30% of all 9K8521 flights are delayed. The average delay is 8 minutes.
See our 9K8521 Flight Tracker above for more details.
Flight 9K8521 is code-shared by 1 airline using the flight number B65185
Other flights departing from St. Thomas STT: 9K8661, 9K8101, 9K953, 9K8081
Other flights arriving at St. Croix STX: 9K2491, 9K8661, 9K8621, 9K2411
All flights connecting St. Thomas STT to St. Croix STX.
