| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 01 | SEA | GSO | 11:25 | 19:07 |
Landed Late
|
Track > |
| Aug 29 | SEA | GSO | 12:55 | 20:28 |
Landed Late
|
Track > |
| Aug 23 | SEA | GSO | 08:03 | 15:20 |
Landed
|
Track > |
| Aug 21 | SEA | GSO | 10:19 | 17:37 |
Landed
|
Track > |
| Aug 05 | SEA | GSO | 10:52 | 18:23 |
Landed Late
|
Track > |
| Jul 31 | SEA | GSO | 11:07 | 18:29 |
Landed
|
Track > |
| Jul 29 | SEA | GSO | 10:59 | 18:29 |
Landed
|
Track > |
| Jul 19 | SEA | GSO | 10:01 | 17:14 |
Landed
|
Track > |
| Jun 27 | SEA | GSO | 11:53 | 19:21 |
Delayed
|
Track > |
| Jun 09 | SEA | GSO | 11:00 | 18:54 |
Cancelled
|
Track > |
| Claim > | ||||||
Alaska Airlines Flight AS9421 connects Seattle, United States to Greensboro, United States, taking off from Seattle Tacoma International Airport SEA and landing at Greensboro Piedmont Triad International Airport GSO.
How long is the AS9421 flight from Seattle to Greensboro?
The average flight time from Seattle to Greensboro is 4 hours and 26 minutes. The flight distance is 3681 km / 2287 miles and the average flight speed is 823 km/h / 511 mph.
How many AS9421 flights are operated per week?
2 flights per week. The flight AS9421 is operated on Tuesday and Saturday.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS9421 Seattle to Greensboro?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS9421 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AS9421 flight?
The latest flight took off on Tuesday, September 1st, 2026 with the flight status being Landed on 19:07.
How else can the flight AS9421 be referenced as?
This Alaska Airlines flight can also be referenced as ASA9421, AS 9421, ASA 9421.
How often is flight AS9421 delayed?
On average, 60% of all AS9421 flights are delayed. The average delay is 30 minutes.
Can I get compensation for my delayed or cancelled AS9421 flight or baggage issues?
If your AS9421 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 AS9421 Flight Tracker above for more details.
Other flights departing from Seattle SEA: WS1553, AS9423, AS626, F91178
Other flights arriving at Greensboro GSO: MQ3497, MQ3350, DL1604, YX3576
All flights connecting Seattle SEA to Greensboro GSO.
