Alaska Airlines AS4540 Flight Status Today

Domestic flight Alaska Airlines AS4540 takes off from Saint Louis (STL) United States to Dallas (DFW) United States. It's operated by Alaska Airlines. The plane leaves Lambert-St. Louis International Airport at 07:12 01 May 2026 America/Chicago. The flight is expected to land at Dallas/Fort Worth International Airport at 09:20 01 May 2026 America/Chicago. The flight will last about 2 hours 8 minutes.

Current status of AS4540 is Scheduled Delayed by 1h 18m Estimated Depart in 47 minutes

AS4540 - ASA4540 Alaska Airlines (AS)
STL Saint Louis United States
Flight STL to DFW
DFW Dallas United States
Scheduled Delayed by 1h 18m Estimated Depart in 47 minutes
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 07:12 01 May 2026
Estimated 08:30 01 May 2026
1 C6
Arrival Dallas/Fort Worth International Airport
IATA: DFWICAO: KDFW
Scheduled 09:20 01 May 2026
Estimated 10:35 01 May 2026
C C37
AS4540 Detail
  • Type: Domestic Flight
  • Code Shares: BA 6670, JL 7254
  • Flight Duration: 2 hours 8 minutes
  • Flight Distance: 885 kms / 550 miles
Airline
  • Alaska Airlines
  • IATA: AS
  • ICAO: ASA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 63
  • Freight capacity: 1.9 tons
  • Passenger classes: First Class, Economy
More Detail
  • Aircraft: Boeing 737-800 (winglets) Passenger/BBJ2
  • Callsign: ASA4540
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Chicago
  • Current Time in Saint Louis: Friday 2026-05-01 07:43 AM
  • Current Time in Dallas: Friday 2026-05-01 07:43 AM

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Alaska Airlines Flight AS4540 FAQs

What is the scheduled flight duration for Alaska Airlines AS4540 flight?

On average, nonstop flight takes 2 hour(s) 8 minutes, with the flight distance of 885 km (550 miles).

What is the current status of Alaska Airlines AS4540 flight?

The current status of flight Alaska Airlines AS4540 is Scheduled Delayed by 1h 18m.

What type of aircraft is used for the Alaska Airlines AS4540 flight?

All Alaska Airlines AS4540 flights are operated using Boeing 737-800 (winglets) Passenger/BBJ2 aircraft.

When does the flight Alaska Airlines AS4540 arrive?

Flight Alaska Airlines AS4540 arrives at 09:20.

Which terminal the flight Alaska Airlines AS4540 is arriving at?

Flight Alaska Airlines AS4540 arrives in Dallas/Fort Worth International Airport at Terminal C.

How many Alaska Airlines AS4540 flights are operated a week?

6 flights per week. The Flight Alaska Airlines AS4540 is operated on Monday, Tuesday, Wednesday, Thursday, Saturday, Sunday.