| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 27 | STT | SJU | 14:09 | 14:34 |
Landed
|
Track > |
| Aug 21 | STT | SJU | 11:47 | 12:13 |
Landed
|
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| Aug 19 | STT | SJU | 10:30 | 11:07 |
Scheduled
|
Track > |
| Aug 19 | STT | SJU | 10:08 | 10:29 |
En-Route
|
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| Aug 18 | STT | SJU | 11:25 | 11:53 |
Landed
|
Track > |
| Aug 05 | STT | SJU | 12:03 | 12:30 |
Landed
|
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| Aug 03 | STT | SJU | 10:57 | 11:26 |
Landed
|
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| Jul 31 | STT | SJU | 17:00 | 17:25 |
Landed
|
Track > |
| Jul 30 | STT | SJU | 12:40 | 13:11 |
Unknown
|
Track > |
| Jul 29 | STT | SJU | 12:25 | 12:50 |
Landed
|
Track > |
Cape Air Flight 9K8121 connects St. Thomas, U.S. Virgin Islands to San Juan, Puerto Rico, taking off from St. Thomas Cyril E. King Airport STT and landing at San Juan Luis Munoz Marin International Airport SJU.
How long is the 9K8121 flight from St. Thomas to San Juan?
The average flight time from St. Thomas to San Juan is 26 minutes. The flight distance is 109 km / 68 miles and the average flight speed is 226 km/h / 141 mph.
What is the On-Time Performance (OTP) of Cape Air Flight 9K8121 St. Thomas to San Juan?
The Airportia On-Time Performance Rating for Cape Air Flight 9K8121 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight 9K8121 arriving at?
Flight 9K8121 arrives at San Juan Luis Munoz Marin International Airport (SJU) Terminal D.
When was the latest 9K8121 flight?
The latest flight took off on Thursday, August 27th, 2026 with the flight status being Landed on 14:34.
How else can the flight 9K8121 be referenced as?
This Cape Air flight can also be referenced as KAP8121, 9K 8121, KAP 8121.
How often is flight 9K8121 delayed?
On average, 20% of all 9K8121 flights are delayed. The average delay is 13 minutes.
See our 9K8121 Flight Tracker above for more details.
Other flights departing from St. Thomas STT: AA943, 9K8581, WN3902, 9K7231
Other flights arriving at San Juan SJU: AA702, AA783, B61033, AV230
All flights connecting St. Thomas STT to San Juan SJU.
