Alaska Airlines flight AS 4140: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 08:35 Philadelphia (PHL) F 10:08 Wilmington (ILM)
AS 4140 Non-stop Canadair CRJ 900 (CR9) 1:33 Effective 2025-06-14 through 2025-06-28
Codeshare flight, operated by American Airlines.(AA 5202)
Fri 10:31 Pensacola (PNS) 13:59 Ronald Reagan Washington (DCA) 2
AS 4140 Non-stop Embraer EMB 175 (E75) 2:28 Operates only on 2025-07-04
Codeshare flight, operated by American Airlines.(AA 4422)
Sat 10:57 Pensacola (PNS) 14:24 Ronald Reagan Washington (DCA) 2
AS 4140 Non-stop Embraer EMB 175 (E75) 2:27 Operates only on 2025-06-07
Codeshare flight, operated by American Airlines.(AA 4422)
Daily 12:04 Brownsville (BRO) 13:45 Dallas Fort Worth (DFW)
AS 4140 Non-stop Embraer EMB 175 (E75) 1:41 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3387)
Mon-Fri,Sun 12:07 Brownsville (BRO) 13:45 Dallas Fort Worth (DFW)
AS 4140 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:38 Effective 2025-11-02 through 2025-11-07
Codeshare flight, operated by American Airlines.(AA 3387)
Daily 12:07 Brownsville (BRO) 13:45 Dallas Fort Worth (DFW)
AS 4140 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 3387)
Daily 12:07 Brownsville (BRO) 13:45 Dallas Fort Worth (DFW)
AS 4140 Non-stop Embraer EMB 175 (E75) 1:38 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 3387)
Daily 12:08 Brownsville (BRO) 13:45 Dallas Fort Worth (DFW)
AS 4140 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:37 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 3387)
Tue,Wed 13:06 Indianapolis (IND) 14:55 Philadelphia (PHL)
AS 4140 Non-stop Airbus A319 (319) 1:49 Effective 2025-06-10 through 2025-07-02
Codeshare flight, operated by American Airlines.(AA 2994)
Daily 14:35 Luis Munoz Marin, San Juan (SJU) C 19:05 Chicago O'Hare (ORD) 3
AS 4140 Non-stop Boeing 737-800 (738) 5:30 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 1184)
Daily 14:50 Luis Munoz Marin, San Juan (SJU) C 19:10 Chicago O'Hare (ORD) 3
AS 4140 Non-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2025-05-05 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 1184)
Daily 15:15 Phoenix Sky Harbor (PHX) 4 18:07 Denver (DEN)
AS 4140 Non-stop Airbus A319 (319) 1:52 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 1309)
Daily 15:15 Phoenix Sky Harbor (PHX) 4 18:08 Denver (DEN)
AS 4140 Non-stop Airbus A319 (319) 1:53 Effective 2025-10-06 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 1309)
Mon,Thu,Fri,Sun 15:20 Phoenix Sky Harbor (PHX) 4 18:07 Denver (DEN)
AS 4140 Non-stop Airbus A319 (319) 1:47 Effective 2025-06-05 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 1309)
Daily 18:30 Chicago O'Hare (ORD) 3 21:39 Atlanta (ATL) N
AS 4140 Non-stop Embraer EMB 175 (E75) 2:09 Effective 2025-11-08 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 4118)
Mon,Thu,Fri,Sun 18:47 Denver (DEN) 19:42 Phoenix Sky Harbor (PHX) 4
AS 4140 Non-stop Airbus A319 (319) 1:55 Effective 2025-06-05 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 1309)
Daily 18:50 Phoenix Sky Harbor (PHX) 4 21:44 Denver (DEN)
AS 4140 Non-stop Boeing 737-800 (738) 1:54 Effective 2025-08-06 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 1638)
Daily 18:51 Phoenix Sky Harbor (PHX) 4 21:41 Denver (DEN)
AS 4140 Non-stop Airbus A321neo (32Q) 1:50 Effective 2025-07-05 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 1638)
Daily 18:54 Denver (DEN) 19:55 Phoenix Sky Harbor (PHX) 4
AS 4140 Non-stop Airbus A319 (319) 2:01 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 1309)
Daily 18:55 Denver (DEN) 19:55 Phoenix Sky Harbor (PHX) 4
AS 4140 Non-stop Airbus A319 (319) 2:00 Effective 2025-10-06 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 1309)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4140: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4140
08:35
Philadelphia (PHL) F

10:08
Wilmington (ILM)
Effective 2025-06-14 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5202)
Duration: 1:33, non-stop
Canadair CRJ 900 (CR9)
Alaska Airlines AS4140
10:31
Pensacola (PNS)

13:59
Ronald Reagan Washington (DCA) 2
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4422)
Duration: 2:28, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4140
10:57
Pensacola (PNS)

14:24
Ronald Reagan Washington (DCA) 2
Operates only on 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4422)
Duration: 2:27, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4140
12:04
Brownsville (BRO)

13:45
Dallas Fort Worth (DFW)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3387)
Duration: 1:41, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4140
12:07
Brownsville (BRO)

13:45
Dallas Fort Worth (DFW)
Effective 2025-11-02 through 2025-11-07
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3387)
Duration: 1:38, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4140
12:07
Brownsville (BRO)

13:45
Dallas Fort Worth (DFW)
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3387)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4140
12:07
Brownsville (BRO)

13:45
Dallas Fort Worth (DFW)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3387)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4140
12:08
Brownsville (BRO)

13:45
Dallas Fort Worth (DFW)
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3387)
Duration: 1:37, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4140
13:06
Indianapolis (IND)

14:55
Philadelphia (PHL)
Effective 2025-06-10 through 2025-07-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2994)
Duration: 1:49, non-stop
Airbus A319 (319)
Alaska Airlines AS4140
14:35
Luis Munoz Marin, San Juan (SJU) C

19:05
Chicago O'Hare (ORD) 3
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1184)
Duration: 5:30, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4140
14:50
Luis Munoz Marin, San Juan (SJU) C

19:10
Chicago O'Hare (ORD) 3
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1184)
Duration: 5:20, non-stop
Boeing 737 MAX 8 (7M8)
Alaska Airlines AS4140
15:15
Phoenix Sky Harbor (PHX) 4

18:07
Denver (DEN)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1309)
Duration: 1:52, non-stop
Airbus A319 (319)
Alaska Airlines AS4140
15:15
Phoenix Sky Harbor (PHX) 4

18:08
Denver (DEN)
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1309)
Duration: 1:53, non-stop
Airbus A319 (319)
Alaska Airlines AS4140
15:20
Phoenix Sky Harbor (PHX) 4

18:07
Denver (DEN)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1309)
Duration: 1:47, non-stop
Airbus A319 (319)
Alaska Airlines AS4140
18:30
Chicago O'Hare (ORD) 3

21:39
Atlanta (ATL) N
Effective 2025-11-08 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4118)
Duration: 2:09, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4140
18:47
Denver (DEN)

19:42
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1309)
Duration: 1:55, non-stop
Airbus A319 (319)
Alaska Airlines AS4140
18:50
Phoenix Sky Harbor (PHX) 4

21:44
Denver (DEN)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1638)
Duration: 1:54, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4140
18:51
Phoenix Sky Harbor (PHX) 4

21:41
Denver (DEN)
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1638)
Duration: 1:50, non-stop
Airbus A321neo (32Q)
Alaska Airlines AS4140
18:54
Denver (DEN)

19:55
Phoenix Sky Harbor (PHX) 4
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1309)
Duration: 2:01, non-stop
Airbus A319 (319)
Alaska Airlines AS4140
18:55
Denver (DEN)

19:55
Phoenix Sky Harbor (PHX) 4
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1309)
Duration: 2:00, non-stop
Airbus A319 (319)
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This flight number is listed as serving the following routes:
  • Brownsville (BRO) - Dallas Fort Worth (DFW)
  • Chicago O'Hare (ORD) - Atlanta (ATL)
  • Denver (DEN) - Phoenix Sky Harbor (PHX)
  • Indianapolis (IND) - Philadelphia (PHL)
  • Luis Munoz Marin, San Juan (SJU) - Chicago O'Hare (ORD)
  • Pensacola (PNS) - Ronald Reagan Washington (DCA)
  • Philadelphia (PHL) - Wilmington (ILM)
All Alaska Airlines flights
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