AS451 Flight Status Alaska Airlines: New Orleans to Seattle (ASA451)

Are you looking for the November 4th, 2026 AS 451 Portland to Anchorage flight? Go to our AS451 Portland to Anchorage Flight Status page >

AS 451 New Orleans to Seattle Flight Status

Not scheduled today (November 4th, 2026). Latest flight: August 17th, 2026 ; recent history is in the table below.

AS 451 Flight Status & Schedule Alaska Airlines New Orleans to Seattle

Date From To Departure Arrival Status Details
Aug 17 MSY SEA 07:15 09:52 Landed Track >
Aug 16 MSY SEA 07:29 09:52 Landed Track >
Aug 15 MSY SEA 08:16 10:47 Landed Late Track >
Aug 14 MSY SEA 07:40 10:10 Landed Track >
Aug 13 MSY SEA 07:22 09:59 Landed Track >
Aug 12 MSY SEA 07:17 09:47 Landed Track >
Aug 11 MSY SEA 07:16 09:49 Landed Track >
Aug 10 MSY SEA 07:17 09:56 Landed Track >
Aug 09 MSY SEA 07:36 10:10 Landed Track >
Aug 08 MSY SEA 07:36 10:18 Landed Track >

Alaska Airlines operates AS 451 from New Orleans to Seattle, a 3,353 km (2,083 mi) trip. The timetable allows 5 h 7 min, but the flight usually takes about 4 h 35 min, so it often makes up time. It is not flying today; the last flight, on 17 August 2026, landed on time.

< All New Orleans MSY Departures All Seattle SEA Arrivals >

About AS 451

Route
New Orleans Louis Armstrong International Airport MSY to Seattle Tacoma International Airport SEA
Distance
3,353 km (2,083 mi)
Typical flight time
4 h 35 min
On time
9 of the last 10
Average delay when late
30 min
Usually departs from
Gate C15

AS 451 FAQ

How long is the AS451 flight?
The timetable allows 5 h 7 min. New Orleans to Seattle is 3,353 km (2,083 mi).
How often is AS451 late?
1 of the last 10 flights arrived 15 or more minutes late; when late, by 30 minutes on average.
Which terminal does AS451 use?
It usually leaves from gate C15 at New Orleans Louis Armstrong International Airport (MSY). Check the flight card above for today's terminal and gate.
What other flight numbers does AS451 have?
Also listed as ASA451 (Alaska Airlines' ICAO code) and AS 451.

AS451 and New Orleans MSY to Seattle SEA Flights

Flight AS451 is code-shared by 3 airlines using the flight numbers AY4576, CX7867, QR3359

Other flights departing from New Orleans MSY: AA5041, MX334, F91274, DL3132

Other flights arriving at Seattle SEA: AS479, AS795, AS512, AS651

All flights connecting New Orleans MSY to Seattle SEA.