Alaska Airlines AS637 Flight Status Today

Domestic flight Alaska Airlines AS637 takes off from Phoenix (PHX) United States to Seattle (SEA) United States. It's operated by Alaska Airlines. The plane leaves Phoenix Sky Harbor International Airport at 10:22 20 March 2026 America/Phoenix. The flight is expected to land at Seattle International Airport at 13:43 20 March 2026 America/Los_Angeles. The flight will last about 3 hours 21 minutes.

Current status of AS637 is Departed On time Estimated Arrival in 8 minutes

AS637 - ASA637 Alaska Airlines (AS)
PHX Phoenix United States
Flight PHX to SEA
SEA Seattle United States
Departed On time Estimated Arrival in 8 minutes
Departure Phoenix Sky Harbor International Airport
IATA: PHXICAO: KPHX
Scheduled 10:22 20 March 2026
Actual 10:22 20 March 2026
3 E4
Arrival Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 13:43 20 March 2026
Estimated 13:22 20 March 2026
None C18
AS637 Detail
  • Type: Domestic Flight
  • Code Shares: FI 7640, HA 6257, QR 2140
  • Flight Duration: 3 hours 21 minutes
  • Flight Distance: 1781 kms / 1106 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-KYKM1
  • Departure Timezone: America/Phoenix
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Phoenix: Friday 2026-03-20 13:14 PM
  • Current Time in Seattle: Friday 2026-03-20 13:14 PM

Alaska Airlines AS637 Flight Statistics

Alaska Airlines
Alaska Airlines
FLIGHT NO AS637
AIRPLANE Boeing 737-900 Passenger (Scimitar Winglets)
ON TIME 14
DELAYED 0
CANCELLED 0
ON TIME 26
DELAYED 1
CANCELLED 1
ON TIME 55
DELAYED 1
CANCELLED 1
ON TIME 81
DELAYED 2
CANCELLED 1
Last 14 days flight data
14 30 60 90
On Time Rate

Alaska Airlines AS637 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Thu 19 Mar
Scheduled On time
Phoenix (PHX) 2026-03-19T10:22
Seattle (SEA) 2026-03-19T13:43
Tue 17 Mar
Arrived Delayed by 31m
Phoenix (PHX) 2026-03-17T09:51
Seattle (SEA) 2026-03-17T13:12
2026-03-17T10:28
2026-03-17T13:43
Wed 11 Mar
Arrived On time
Phoenix (PHX) 2026-03-11T09:51
Seattle (SEA) 2026-03-11T13:12
2026-03-11T09:43
2026-03-11T13:15
Sun 08 Mar
Departed Delayed by 1h 32m
Phoenix (PHX) 2026-03-08T09:51
Seattle (SEA) 2026-03-08T13:12
2026-03-08T11:38
Sat 07 Mar
Scheduled On time
Phoenix (PHX) 2026-03-07T10:51
Seattle (SEA) 2026-03-07T13:09
Thu 05 Mar
Scheduled Delayed by 1h 31m
Phoenix (PHX) 2026-03-05T10:51
Seattle (SEA) 2026-03-05T13:09
Mon 02 Mar
Scheduled On time
Phoenix (PHX) 2026-03-02T10:51
Seattle (SEA) 2026-03-02T13:09
Sat 28 Feb
Scheduled On time
Phoenix (PHX) 2026-02-28T10:51
Seattle (SEA) 2026-02-28T13:09
Wed 25 Feb
Arrived On time
Phoenix (PHX) 2026-02-25T10:51
Seattle (SEA) 2026-02-25T13:09
2026-02-25T10:48
2026-02-25T13:01
Tue 24 Feb
Scheduled On time
Phoenix (PHX) 2026-02-24T10:51
Seattle (SEA) 2026-02-24T13:09

Flight routes similar to Alaska Airlines AS637

Airline Flight no Departure Arrival
WestJet WS8629
WestJet 		20/03/2026
06:15 		3 hours 9 minutes
09:24
Alaska Airlines AS645
Alaska Airlines 		20/03/2026
08:20 		3 hours 17 minutes
11:37
Qatar Airways QR7697
Qatar Airways 		20/03/2026
10:30 		3 hours 22 minutes
13:52
Air France AF2506
Air France 		20/03/2026
08:45 		3 hours 15 minutes
12:00
American Airlines AA3856
American Airlines 		20/03/2026
17:07 		3 hours 21 minutes
20:28
Alaska Airlines AS611
Alaska Airlines 		20/03/2026
18:17 		3 hours 14 minutes
21:31
Qatar Airways QR2185
Qatar Airways 		20/03/2026
08:20 		3 hours 12 minutes
11:37
Delta DL2444
Delta 		20/03/2026
06:15 		2 hours 58 minutes
09:24

Alaska Airlines Flight AS637 FAQs

What is the scheduled flight duration for Alaska Airlines AS637 flight?

On average, nonstop flight takes 3 hour(s) 21 minutes, with the flight distance of 1781 km (1106 miles).

What is the current status of Alaska Airlines AS637 flight?

The current status of flight Alaska Airlines AS637 is Departed On time.

What type of aircraft is used for the Alaska Airlines AS637 flight?

All Alaska Airlines AS637 flights are operated using Boeing 737-900 Passenger (Scimitar Winglets) aircraft.

How many Alaska Airlines AS637 flights are operated a week?

7 flights per week. The Flight Alaska Airlines AS637 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .