Alaska Airlines AS4121 Flight Status : Live Tracking & Updates

Domestic flight Alaska Airlines AS4121 takes off from Dallas (DFW) United States to Saint Louis (STL) United States. It's operated by Alaska Airlines. The plane leaves Dallas/Fort Worth International Airport at 19:50 25 May 2026 America/Chicago. The flight is expected to land at Lambert-St. Louis International Airport at 21:42 25 May 2026 America/Chicago. The flight will last about 1 hours 52 minutes.

Current status of AS4121 is Scheduled On time Estimated Depart in 8 hours, 50 minutes

AS4121 - ASA4121 Alaska Airlines (AS)
DFW Dallas United States
Flight DFW to STL
STL Saint Louis United States
Scheduled On time Estimated Depart in 8 hours, 50 minutes
Departure Dallas/Fort Worth International Airport
IATA: DFWICAO: KDFW
Scheduled 19:50 25 May 2026
Estimated 19:50 25 May 2026
D D34
Arrival Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 21:42 25 May 2026
Estimated 21:42 25 May 2026
1 C6
AS4121 Detail
  • Type: Domestic Flight
  • Code Shares: BA 4336, CX 7556, IB 4173, QR 2492
  • Flight Duration: 1 hours 52 minutes
  • Flight Distance: 885 kms / 550 miles
Airline
  • Alaska Airlines
  • IATA: AS
  • ICAO: ASA
  • Operating Days: Monday, Tuesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 50
  • Freight capacity: 0 tons
  • Passenger classes: Economy
More Detail
  • Aircraft: Boeing 737-800 (winglets) Passenger/BBJ2
  • Callsign: ASA4121
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Dallas: Monday 2026-05-25 11:00 AM
  • Current Time in Saint Louis: Monday 2026-05-25 11:00 AM

Flight routes similar to Alaska Airlines AS4121

Airline Flight no Departure Arrival
American Airlines AA5655
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10:46 		2 hours 0 minutes
12:49
Gulf Air GF6409
Gulf Air 		25/05/2026
14:46 		1 hours 47 minutes
16:33
British Airways BA4928
British Airways 		25/05/2026
07:00 		1 hours 36 minutes
08:51
PSA Airlines OH5655
PSA Airlines 		25/05/2026
10:46 		2 hours 3 minutes
12:49
American Airlines AA2761
American Airlines 		25/05/2026
17:50 		1 hours 46 minutes
19:36
Qantas QF4554
Qantas 		25/05/2026
14:46 		1 hours 4 minutes
16:33
Qatar Airways QR9423
Qatar Airways 		25/05/2026
22:10 		1 hours 4 minutes
23:59
British Airways BA5156
British Airways 		25/05/2026
14:46 		1 hours 4 minutes
16:33

Alaska Airlines Flight AS4121 FAQs

What is the scheduled flight duration for Alaska Airlines AS4121 flight?

On average, nonstop flight takes 1 hour(s) 52 minutes, with the flight distance of 885 km (550 miles).

What is the current status of Alaska Airlines AS4121 flight?

The current status of flight Alaska Airlines AS4121 is Scheduled On time.

What type of aircraft is used for the Alaska Airlines AS4121 flight?

All Alaska Airlines AS4121 flights are operated using Boeing 737-800 (winglets) Passenger/BBJ2 aircraft.

When does the flight Alaska Airlines AS4121 arrive?

Flight Alaska Airlines AS4121 arrives at 21:42.

Which terminal the flight Alaska Airlines AS4121 is arriving at?

Flight Alaska Airlines AS4121 arrives in Lambert-St. Louis International Airport at Terminal 1.

How many Alaska Airlines AS4121 flights are operated a week?

6 flights per week. The Flight Alaska Airlines AS4121 is operated on Monday, Tuesday, Thursday, Friday, Saturday, Sunday.