How long is the AS4140 flight?

The timetable allows 2 h 6 min. Chicago to Atlanta is 976 km (607 mi).

Which terminal does AS4140 use?

It usually leaves from Terminal 3 at Chicago O'Hare International Airport (ORD) and arrives at Terminal N at Atlanta Hartsfield-Jackson International Airport (ATL). Check the flight card above for today's terminal and gate.

What other flight numbers does AS4140 have?

Also listed as ASA4140 (Alaska Airlines' ICAO code) and AS 4140.

AS4140 Flight Status Alaska Airlines: Chicago to Atlanta (ASA4140)

AS 4140 Chicago to Atlanta Flight Status

Not scheduled today. Latest flight: December 17th, 2025 ; recent history is in the table below.

AS 4140 Flight Status & Schedule Alaska Airlines Chicago to Atlanta

Date	From	To	Departure	Arrival	Status	Details
Dec 17	ORD	ATL	19:07	21:37	Landed	Track >
Dec 16	ORD	ATL	18:48	21:16	Landed	Track >
Dec 15	ORD	ATL	16:26	16:37	Unknown	Track >
Dec 14	ORD	ATL	14:13	16:36	Landed	Track >
Dec 12	ORD	ATL	13:50	16:10	Landed	Track >
Dec 11	ORD	ATL	13:52	16:11	Landed	Track >
Dec 08	ORD	ATL	14:49	17:15	Landed Late	Track >

Alaska Airlines' Chicago–Atlanta flight covers 976 km (607 mi). With 2 h 6 min in the timetable and a usual flight time of about 1 h 25 min, it often makes up time. It is not flying today; the last flight, on 17 December 2025, landed on time.

< All Chicago ORD Departures All Atlanta ATL Arrivals >

About AS 4140

Route: Chicago O'Hare International Airport ORD to Atlanta Hartsfield-Jackson International Airport ATL
Distance: 976 km (607 mi)
Typical flight time: 1 h 25 min
On time: 5 of the last 6
Average delay when late: 38 min
Usually departs from: Terminal 3

AS 4140 FAQ

How long is the AS4140 flight?: The timetable allows 2 h 6 min. Chicago to Atlanta is 976 km (607 mi).
How often is AS4140 late?: 1 of the last 6 flights arrived 15 or more minutes late; when late, by 38 minutes on average.
Which terminal does AS4140 use?: It usually leaves from Terminal 3 at Chicago O'Hare International Airport (ORD) and arrives at Terminal N at Atlanta Hartsfield-Jackson International Airport (ATL). Check the flight card above for today's terminal and gate.
What other flight numbers does AS4140 have?: Also listed as ASA4140 (Alaska Airlines' ICAO code) and AS 4140.

AS4140 and Chicago ORD to Atlanta ATL Flights

Flight AS4140 is a code-share Alaska Airlines flight of the American Airlines operated AA4576.

Other flights departing from Chicago ORD: UA381, AA4576, AA4667

Other flights arriving at Atlanta ATL: AA4576, DL4630, WN1031

All flights connecting Chicago ORD to Atlanta ATL.