Informational Guide to Seattle–Tacoma Airport - Seatac (SEA) - NON OFFICIAL

AS305 Alaska Airlines - Flight Status

Below, you can find details about Alaska Airlines flight AS305, which currently operates between the airports of Miami - Miami International Airport (Airport Code MIA) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Sunday, November 23, 2025.

AS305 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

AS305 Alaska Airlines from Miami

Landed - On-time
Flight Status for Sunday November 23, 2025
This flight is also scheduled for Today (November 24, 2025). See it here

Airline information

Alaska Airlines
Alaska Airlines
Equipment: Boeing 737-900 (winglets) Passenger/BBJ3

Departure

Miami (MIA)
November 23, 2025
Miami International Airport
Departed at:
06:26 pm
Terminal:
C
Gate:
E6
Scheduled Departure Time: 06:30 pm

Arrival

Seattle (SEA)
November 23, 2025
Seattle-Tacoma International Airport
Arrived at:
10:06 pm
Gate:
C20
Scheduled Arrival Time: 10:28 pm
Baggage: 10
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.seattle-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- HA6175 - Hawaiian Airlines

- TN2607 - Air Tahiti Nui

Additional Information

Which is the frequency of flight AS305?
The flight AS305 is scheduled to flight on Monday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight AS305?
The distance between the two airports is 2722 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Miami: 2025-11-24 23:15:21
Current Time in Seattle: 2025-11-24 20:15:21

Alternative Flights

The following airlines serves the same route between Miami and Seattle:

American Airlines
- Flight Number: AA2363. (On Time performance: 71 - Average Delay: 24 minutes)
- Flight Number: AA3252. (On Time performance: 71 - Average Delay: 14 minutes)

Alaska Airlines
- Flight Number: AS363. (On Time performance: 70 - Average Delay: 18 minutes)

Delta Air Lines
- Flight Number: DL506. (On Time performance: 63 - Average Delay: 51 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Weekday: We have gathered available data from last six months, spanning from May 16, 2025 to August 07, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from November 02, 2024 to August 07, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights AS305

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
23 November
06:26 pm
Miami (MIA)
10:06 pm
Seattle (SEA)
06h 40min
Boeing 737-900
Boeing 737-900
Landed - On-time
Saturday
22 November
06:35 pm
Miami (MIA)
10:29 pm
Seattle (SEA)
06h 54min
Boeing 737-900
Boeing 737-900
Landed - On-time
Friday
21 November
07:53 pm
Miami (MIA)
11:16 pm
Seattle (SEA)
06h 23min
Boeing 737-800
Boeing 737-800
Landed - Delayed