AS 9451 Greensboro to Seattle Flight Status

Alaska Airlines Flight AS9451 from Greensboro Piedmont Triad International Airport GSO to Seattle Tacoma International Airport SEA is not scheduled for today June 5th, 2026.
The last time the flight was scheduled was on March 19th, 2026.
Check the table below for AS9451's most recent flight history:

AS 9451 Flight Status & Schedule

Date Departure Arrival Status
Mar 19 11:42 14:25
Landed Late
Track >
Mar 17 17:00 15:22
En-Route
Track >
Mar 15 18:00 14:22
En-Route
Track >
Mar 01 14:24 16:36
Delayed
Track >
Feb 19 10:33 12:38
Landed
Track >

Alaska Airlines AS 9451 Greensboro to Seattle Flight Information

Alaska Airlines Flight AS9451 connects Greensboro, United States to Seattle, United States, taking off from Greensboro Piedmont Triad International Airport GSO and landing at Seattle Tacoma International Airport SEA.

How long is the AS9451 flight from Greensboro to Seattle?

The average flight time from Greensboro to Seattle is 5 hours and 8 minutes. The flight distance is 3681 km / 2287 miles and the average flight speed is 693 km/h / 431 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS9451 Greensboro to Seattle?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS9451 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS9451 arriving at?

Flight AS9451 arrives at Seattle Tacoma International Airport (SEA) Terminal 2.

When was the latest AS9451 flight?

The latest flight took off on Thursday, March 19th, 2026 with the flight status being Landed on 14:25.

How else can the flight AS9451 be referenced as?

This Alaska Airlines flight can also be referenced as ASA9451, AS 9451, ASA 9451.

How often is flight AS9451 delayed?

On average, 40% of all AS9451 flights are delayed. The average delay is 53 minutes.

Can I get compensation for my delayed or cancelled AS9451 flight or baggage issues?

If your AS9451 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 AS9451 Flight Tracker above for more details.

AS9451 and Greensboro GSO to Seattle SEA Flights

Other flights departing from Greensboro GSO: WN8506, UA4618, UA4508, UA4284

Other flights arriving at Seattle SEA: WN4121, AS3457, UA1498, OO6481

All flights connecting Greensboro GSO to Seattle SEA.

AS9451 Alaska Airlines Flight: Greensboro to Seattle Route Map

AS9451 Alaska Airlines Flight Map: Greensboro to Seattle
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.