Alaska Airlines AS643 Flight Status : Live Tracking & Updates

Domestic flight Alaska Airlines AS643 takes off from Denver (DEN) United States to Seattle (SEA) United States. It's operated by Alaska Airlines. The plane leaves Denver International Airport at 08:00 05 May 2026 America/Denver. The flight is expected to land at Seattle International Airport at 10:07 05 May 2026 America/Los_Angeles. The flight will last about 2 hours 56 minutes.

Current status of AS643 is Arrived On time

AS643 - ASA643 Alaska Airlines (AS)
DEN Denver United States
Flight DEN to SEA
SEA Seattle United States
Arrived On time
Departure Denver International Airport
IATA: DENICAO: KDEN
Scheduled 08:00 05 May 2026
Actual 08:15 05 May 2026
None A44
Arrival Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 10:07 05 May 2026
Actual 10:11 05 May 2026
None N19
AS643 Detail
  • Type: Domestic Flight
  • Code Shares: DE 5208, JL 6365
  • Flight Duration: 2 hours 56 minutes
  • Flight Distance: 1648 kms / 1024 miles
Airline
  • Alaska Airlines
  • IATA: AS
  • ICAO: ASA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 178
  • Freight capacity: 9 tons
  • Passenger classes: First Class, Economy, Shuttle
More Detail
  • Aircraft: Boeing 737-900 Passenger (Scimitar Winglets)
  • Callsign: F-KBJC1
  • Departure Timezone: America/Denver
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Denver: Tuesday 2026-05-05 14:34 PM
  • Current Time in Seattle: Tuesday 2026-05-05 13:34 PM

Alaska Airlines AS643 Flight Statistics

Alaska Airlines
Alaska Airlines
FLIGHT NO AS643
AIRPLANE Boeing 737-900 Passenger (Scimitar Winglets)
ON TIME 11
DELAYED 3
CANCELLED 0
ON TIME 24
DELAYED 4
CANCELLED 0
ON TIME 44
DELAYED 7
CANCELLED 1
ON TIME 69
DELAYED 9
CANCELLED 2
Last 14 days flight data
14 30 60 90
On Time Rate

Alaska Airlines AS643 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Sat 02 May
Arrived On time
Denver (DEN) 2026-05-02T08:00
Seattle (SEA) 2026-05-02T10:07
2026-05-02T07:55
2026-05-02T09:45
Thu 30 Apr
Arrived On time
Denver (DEN) 2026-04-30T08:00
Seattle (SEA) 2026-04-30T10:07
2026-04-30T07:47
2026-04-30T09:34
Thu 16 Apr
Scheduled On time
Denver (DEN) 2026-04-16T07:00
Seattle (SEA) 2026-04-16T09:10
Wed 15 Apr
Arrived On time
Denver (DEN) 2026-04-15T07:00
Seattle (SEA) 2026-04-15T09:10
2026-04-15T06:57
2026-04-15T08:54
Fri 10 Apr
Arrived On time
Denver (DEN) 2026-04-10T07:00
Seattle (SEA) 2026-04-10T09:10
2026-04-10T07:04
2026-04-10T08:48
Wed 08 Apr
Arrived On time
Denver (DEN) 2026-04-08T07:00
Seattle (SEA) 2026-04-08T09:10
2026-04-08T06:56
2026-04-08T08:49
Fri 03 Apr
Arrived On time
Denver (DEN) 2026-04-03T07:00
Seattle (SEA) 2026-04-03T09:10
2026-04-03T06:59
2026-04-03T08:53
Wed 01 Apr
Scheduled On time
Denver (DEN) 2026-04-01T07:00
Seattle (SEA) 2026-04-01T09:10
Sat 21 Mar
Departed On time
Denver (DEN) 2026-03-21T07:00
Seattle (SEA) 2026-03-21T09:10
2026-03-21T07:13
Tue 17 Mar
Scheduled On time
Denver (DEN) 2026-03-17T07:00
Seattle (SEA) 2026-03-17T09:10

Flight routes similar to Alaska Airlines AS643

Airline Flight no Departure Arrival
WestJet WS6587
WestJet 		05/05/2026
06:55 		2 hours 54 minutes
09:01
Delta DL2740
Delta 		05/05/2026
13:20 		2 hours 55 minutes
15:15
Icelandair FI7694
Icelandair 		05/05/2026
11:50 		3 hours 2 minutes
13:52
Delta DL4156
Delta 		05/05/2026
19:45 		3 hours 20 minutes
22:05
Japan Airlines JL6365
Japan Airlines 		05/05/2026
08:00 		2 hours 56 minutes
10:07
United Airlines UA1424
United Airlines 		05/05/2026
11:15 		3 hours 1 minutes
13:16
SkyWest Airlines OO4156
SkyWest Airlines 		05/05/2026
19:45 		3 hours 20 minutes
22:05
Air France AF2325
Air France 		05/05/2026
13:20 		2 hours 55 minutes
15:15

Alaska Airlines Flight AS643 FAQs

What is the scheduled flight duration for Alaska Airlines AS643 flight?

On average, nonstop flight takes 2 hour(s) 56 minutes, with the flight distance of 1648 km (1024 miles).

What is the current status of Alaska Airlines AS643 flight?

The current status of flight Alaska Airlines AS643 is Arrived On time.

What type of aircraft is used for the Alaska Airlines AS643 flight?

All Alaska Airlines AS643 flights are operated using Boeing 737-900 Passenger (Scimitar Winglets) aircraft.

How many Alaska Airlines AS643 flights are operated a week?

7 flights per week. The Flight Alaska Airlines AS643 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .