Alaska Airlines AS143 Flight Status Today

Domestic flight Alaska Airlines AS143 takes off from Anchorage (ANC) United States to Seattle (SEA) United States. It's operated by Alaska Airlines. The plane leaves Ted Stevens Anchorage International Airport at 18:03 20 January 2026 America/Anchorage. The flight is expected to land at Seattle International Airport at 22:33 20 January 2026 America/Los_Angeles. The flight will last about 3 hours 30 minutes.

Current status of AS143 is Departed On time Estimated Arrival in 3 hours, 18 minutes

AS143 - ASA143 Alaska Airlines (AS)
ANC Anchorage United States
Flight ANC to SEA
SEA Seattle United States
Departed On time Estimated Arrival in 3 hours, 18 minutes
Departure Ted Stevens Anchorage International Airport
IATA: ANCICAO: PANC
Scheduled 18:03 20 January 2026
Actual 17:52 20 January 2026
S C4
Arrival Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 22:33 20 January 2026
Estimated 22:24 20 January 2026
None D4
AS143 Detail
  • Type: Domestic Flight
  • Code Shares: HA 4750, QR 2001, TN 2429
  • Flight Duration: 3 hours 30 minutes
  • Flight Distance: 2332 kms / 1449 miles
Airline
  • Alaska Airlines
  • IATA: AS
  • ICAO: ASA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 159
  • Freight capacity: 8.7 tons
  • Passenger classes: First Class, Economy, Shuttle
More Detail
  • Aircraft: Boeing 737MAX 9 Passenger
  • Callsign: F-KSEA1
  • Departure Timezone: America/Anchorage
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Anchorage: Tuesday 2026-01-20 18:06 PM
  • Current Time in Seattle: Tuesday 2026-01-20 19:06 PM

Alaska Airlines AS143 Flight Statistics

Alaska Airlines
Alaska Airlines
FLIGHT NO AS143
AIRPLANE Boeing 737MAX 9 Passenger
ON TIME 7
DELAYED 6
CANCELLED 0
ON TIME 12
DELAYED 9
CANCELLED 0
ON TIME 18
DELAYED 11
CANCELLED 0
ON TIME 18
DELAYED 11
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

Alaska Airlines AS143 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Tue 13 Jan
Scheduled On time
Anchorage (ANC) 2026-01-13T18:03
Seattle (SEA) 2026-01-13T22:33
Fri 09 Jan
Scheduled On time
Anchorage (ANC) 2026-01-09T18:03
Seattle (SEA) 2026-01-09T22:33
Mon 05 Jan
Scheduled On time
Anchorage (ANC) 2026-01-05T17:25
Seattle (SEA) 2026-01-05T22:04
Thu 01 Jan
Arrived On time
Anchorage (ANC) 2026-01-01T17:25
Seattle (SEA) 2026-01-01T22:04
2026-01-01T17:48
2026-01-01T22:03
Tue 30 Dec
Arrived Delayed by 1h 3m
Anchorage (ANC) 2025-12-30T17:25
Seattle (SEA) 2025-12-30T22:04
2025-12-30T18:09
2025-12-30T23:07
Sun 28 Dec
Scheduled On time
Anchorage (ANC) 2025-12-28T17:25
Seattle (SEA) 2025-12-28T22:04
Mon 24 Nov
Scheduled On time
Anchorage (ANC) 2025-11-24T17:31
Seattle (SEA) 2025-11-24T22:02
Thu 20 Nov
Scheduled On time
Anchorage (ANC) 2025-11-20T17:35
Seattle (SEA) 2025-11-20T22:15
Mon 17 Nov
Arrived On time
Anchorage (ANC) 2025-11-17T17:35
Seattle (SEA) 2025-11-17T22:15
2025-11-17T17:26
2025-11-17T21:54
Tue 04 Nov
Departed On time
Anchorage (ANC) 2025-11-04T17:35
Seattle (SEA) 2025-11-04T22:15
2025-11-04T17:29

Flight routes similar to Alaska Airlines AS143

Airline Flight no Departure Arrival
Korean Air KE3044
Korean Air 		20/01/2026
01:20 		3 hours 7 minutes
06:00
Hawaiian Airlines HA4740
Hawaiian Airlines 		20/01/2026
02:10 		3 hours 4 minutes
06:41
Air Tahiti Nui TN2589
Air Tahiti Nui 		20/01/2026
16:03 		3 hours 30 minutes
20:33
Northern Air Cargo NC700
Northern Air Cargo 		20/01/2026
21:00 		3 hours 3 minutes
01:30
Delta DL925
Delta 		20/01/2026
01:20 		3 hours 7 minutes
06:00
Delta DL853
Delta 		20/01/2026
05:55 		3 hours 25 minutes
10:42
Alaska Airlines AS54
Alaska Airlines 		20/01/2026
01:10 		3 hours 17 minutes
05:44
Alaska Airlines AS82
Alaska Airlines 		20/01/2026
06:00 		3 hours 37 minutes
10:37

Alaska Airlines Flight AS143 FAQs

What is the scheduled flight duration for Alaska Airlines AS143 flight?

On average, nonstop flight takes 3 hour(s) 30 minutes, with the flight distance of 2332 km (1449 miles).

What is the current status of Alaska Airlines AS143 flight?

The current status of flight Alaska Airlines AS143 is Departed On time.

What type of aircraft is used for the Alaska Airlines AS143 flight?

All Alaska Airlines AS143 flights are operated using Boeing 737MAX 9 Passenger aircraft.

How many Alaska Airlines AS143 flights are operated a week?

7 flights per week. The Flight Alaska Airlines AS143 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .