Alaska Airlines flight AS 4553: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 08:36 Philadelphia (PHL) 11:03 Jacksonville (JAX)
AS 4553 Non-stop Airbus A319 (319) 2:27 Operates only on 2025-05-04
Codeshare flight, operated by American Airlines.(AA 1990)
Daily 10:00 Chicago O'Hare (ORD) 3 12:23 Cleveland Hopkins (CLE)
AS 4553 Non-stop Canadair CRJ 700 (CR7) 1:23 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 4987)
Tue 12:30 Harrisburg (MDT) 13:20 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:50 Effective 2025-06-24 through 2025-07-01
Codeshare flight, operated by American Airlines.(AA 5712)
Sun 12:41 Harrisburg (MDT) 13:31 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:50 Effective 2025-07-06 through 2025-08-03
Codeshare flight, operated by American Airlines.(AA 5712)
Mon-Fri 13:00 Harrisburg (MDT) 13:50 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:50 Effective 2025-07-07 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 5712)
Mon-Fri,Sun 13:10 Harrisburg (MDT) 14:00 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:50 Effective 2025-06-05 through 2025-06-23
Codeshare flight, operated by American Airlines.(AA 5712)
Mon,Wed-Fri,Sun 13:10 Harrisburg (MDT) 14:00 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:50 Effective 2025-06-25 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 5712)
Sat 13:35 Harrisburg (MDT) 14:25 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:50 Effective 2025-06-07 through 2025-08-02
Codeshare flight, operated by American Airlines.(AA 5712)
Daily 13:55 Saint Louis (STL) 1 15:55 Dallas Fort Worth (DFW)
AS 4553 Non-stop Airbus A319 (319) 2:00 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 3060)
Daily 14:04 Harrisburg (MDT) 14:55 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:51 Effective 2025-11-02 through 2025-11-20
Codeshare flight, operated by American Airlines.(AA 5905)
Mon-Fri,Sun 14:35 Phoenix Sky Harbor (PHX) 4 15:44 Sacramento (SMF) A
AS 4553 Non-stop Embraer EMB 175 (E75) 2:09 Effective 2025-12-18 through 2026-01-02
Codeshare flight, operated by American Airlines.(AA 4224)
Daily 15:20 Harrisburg (MDT) 16:12 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:52 Effective 2025-05-05 through 2025-05-21
Codeshare flight, operated by American Airlines.(AA 5685)
Daily 15:20 Harrisburg (MDT) 16:12 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:52 Effective 2025-05-27 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 5685)
Mon,Fri-Sun 16:01 Harrisburg (MDT) 16:53 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:52 Effective 2025-05-23 through 2025-05-26
Codeshare flight, operated by American Airlines.(AA 5685)
Thu 16:16 Harrisburg (MDT) 17:08 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:52 Operates only on 2025-05-22
Codeshare flight, operated by American Airlines.(AA 5685)
Daily 16:59 Harrisburg (MDT) 17:55 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:56 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 5685)
Daily 17:03 Harrisburg (MDT) 17:55 Philadelphia (PHL) F
AS 4553 Non-stop Embraer ERJ 145 (ER4) 0:52 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 5685)
Mon-Fri,Sun 18:56 Philadelphia (PHL) 20:33 Raleigh/Durham (RDU) 2
AS 4553 Non-stop Boeing 737-800 (738) 1:37 Valid until 2025-05-02
Codeshare flight, operated by American Airlines.(AA 2985)
Mon-Fri,Sun 19:07 Chicago O'Hare (ORD) 3 22:17 Baltimore (BWI)
AS 4553 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:10 Effective 2025-08-06 through 2025-08-19
Codeshare flight, operated by American Airlines.(AA 3899)
Daily 19:20 San Antonio (SAT) 20:31 Dallas Fort Worth (DFW)
AS 4553 Non-stop Boeing 737 MAX 8 (7M8) 1:11 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 3060)
Sat 20:19 Chicago O'Hare (ORD) 3 21:27 Milwaukee (MKE)
AS 4553 Non-stop Canadair CRJ 700 (CR7) 1:08 Effective 2025-08-23 through 2025-08-30
Codeshare flight, operated by American Airlines.(AA 6257)
Daily 20:20 Chicago O'Hare (ORD) 3 21:26 Moline (MLI)
AS 4553 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:06 Effective 2025-11-21 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 3469)
Sat 20:41 Cincinnati (CVG) 21:12 Chicago O'Hare (ORD) 3
AS 4553 Non-stop Airbus A319 (319) 1:31 Effective 2025-08-09 through 2025-08-16
Codeshare flight, operated by American Airlines.(AA 2472)
Mon-Fri,Sun 20:41 Cincinnati (CVG) 21:12 Chicago O'Hare (ORD) 3
AS 4553 Non-stop Airbus A319 (319) 1:31 Effective 2025-08-20 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 2472)
Sat 21:20 Phoenix Sky Harbor (PHX) 4 22:31 Sacramento (SMF) A
AS 4553 Non-stop Embraer EMB 175 (E75) 2:11 Effective 2025-12-20 through 2026-01-03
Codeshare flight, operated by American Airlines.(AA 3741)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4553: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4553
08:36
Philadelphia (PHL)

11:03
Jacksonville (JAX)
Operates only on 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1990)
Duration: 2:27, non-stop
Airbus A319 (319)
Alaska Airlines AS4553
10:00
Chicago O'Hare (ORD) 3

12:23
Cleveland Hopkins (CLE)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4987)
Duration: 1:23, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4553
12:30
Harrisburg (MDT)

13:20
Philadelphia (PHL) F
Effective 2025-06-24 through 2025-07-01
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5712)
Duration: 0:50, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
12:41
Harrisburg (MDT)

13:31
Philadelphia (PHL) F
Effective 2025-07-06 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5712)
Duration: 0:50, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
13:00
Harrisburg (MDT)

13:50
Philadelphia (PHL) F
Effective 2025-07-07 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5712)
Duration: 0:50, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
13:10
Harrisburg (MDT)

14:00
Philadelphia (PHL) F
Effective 2025-06-05 through 2025-06-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5712)
Duration: 0:50, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
13:10
Harrisburg (MDT)

14:00
Philadelphia (PHL) F
Effective 2025-06-25 through 2025-07-03
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5712)
Duration: 0:50, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
13:35
Harrisburg (MDT)

14:25
Philadelphia (PHL) F
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5712)
Duration: 0:50, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
13:55
Saint Louis (STL) 1

15:55
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 3060)
Duration: 2:00, non-stop
Airbus A319 (319)
Alaska Airlines AS4553
14:04
Harrisburg (MDT)

14:55
Philadelphia (PHL) F
Effective 2025-11-02 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5905)
Duration: 0:51, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
14:35
Phoenix Sky Harbor (PHX) 4

15:44
Sacramento (SMF) A
Effective 2025-12-18 through 2026-01-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4224)
Duration: 2:09, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4553
15:20
Harrisburg (MDT)

16:12
Philadelphia (PHL) F
Effective 2025-05-05 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5685)
Duration: 0:52, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
15:20
Harrisburg (MDT)

16:12
Philadelphia (PHL) F
Effective 2025-05-27 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5685)
Duration: 0:52, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
16:01
Harrisburg (MDT)

16:53
Philadelphia (PHL) F
Effective 2025-05-23 through 2025-05-26
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5685)
Duration: 0:52, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
16:16
Harrisburg (MDT)

17:08
Philadelphia (PHL) F
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5685)
Duration: 0:52, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
16:59
Harrisburg (MDT)

17:55
Philadelphia (PHL) F
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5685)
Duration: 0:56, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
17:03
Harrisburg (MDT)

17:55
Philadelphia (PHL) F
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5685)
Duration: 0:52, non-stop
Embraer ERJ 145 (ER4)
Alaska Airlines AS4553
18:56
Philadelphia (PHL)

20:33
Raleigh/Durham (RDU) 2
Valid until 2025-05-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2985)
Duration: 1:37, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4553
19:07
Chicago O'Hare (ORD) 3

22:17
Baltimore (BWI)
Effective 2025-08-06 through 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3899)
Duration: 2:10, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4553
19:20
San Antonio (SAT)

20:31
Dallas Fort Worth (DFW)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3060)
Duration: 1:11, non-stop
Boeing 737 MAX 8 (7M8)
Alaska Airlines AS4553
20:19
Chicago O'Hare (ORD) 3

21:27
Milwaukee (MKE)
Effective 2025-08-23 through 2025-08-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6257)
Duration: 1:08, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4553
20:20
Chicago O'Hare (ORD) 3

21:26
Moline (MLI)
Effective 2025-11-21 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3469)
Duration: 1:06, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4553
20:41
Cincinnati (CVG)

21:12
Chicago O'Hare (ORD) 3
Effective 2025-08-09 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2472)
Duration: 1:31, non-stop
Airbus A319 (319)
Alaska Airlines AS4553
20:41
Cincinnati (CVG)

21:12
Chicago O'Hare (ORD) 3
Effective 2025-08-20 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2472)
Duration: 1:31, non-stop
Airbus A319 (319)
Alaska Airlines AS4553
21:20
Phoenix Sky Harbor (PHX) 4

22:31
Sacramento (SMF) A
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3741)
Duration: 2:11, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Baltimore (BWI)
  • Chicago O'Hare (ORD) - Cleveland Hopkins (CLE)
  • Chicago O'Hare (ORD) - Milwaukee (MKE)
  • Chicago O'Hare (ORD) - Moline (MLI)
  • Cincinnati (CVG) - Chicago O'Hare (ORD)
  • Harrisburg (MDT) - Philadelphia (PHL)
  • Philadelphia (PHL) - Jacksonville (JAX)
  • Philadelphia (PHL) - Raleigh/Durham (RDU)
  • Phoenix Sky Harbor (PHX) - Sacramento (SMF)
  • Saint Louis (STL) - Dallas Fort Worth (DFW)
  • San Antonio (SAT) - Dallas Fort Worth (DFW)
All Alaska Airlines flights
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