Alaska Airlines flight AS 4204: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Fri,Sun 05:00 Boston Logan (BOS) B 06:54 Chicago O'Hare (ORD) 3
AS 4204 Non-stop Boeing 737-800 (738) 2:54 Effective 2025-06-08 through 2025-06-27
Codeshare flight, operated by American Airlines.(AA 3324)
Thu 05:00 Indianapolis (IND) 05:13 Chicago O'Hare (ORD) 3
AS 4204 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:13 Operates only on 2025-07-03
Codeshare flight, operated by American Airlines.(AA 4061)
Fri 05:31 Syracuse (SYR) 06:54 Ronald Reagan Washington (DCA) 2
AS 4204 Non-stop Embraer EMB 175 (E75) 1:23 Operates only on 2025-06-06
Codeshare flight, operated by American Airlines.(AA 4056)
Tue 05:31 Syracuse (SYR) 06:54 Ronald Reagan Washington (DCA) 2
AS 4204 Non-stop Embraer EMB 175 (E75) 1:23 Operates only on 2025-07-01
Codeshare flight, operated by American Airlines.(AA 4056)
Mon,Sat,Sun 06:45 Spokane (GEG) 09:24 Phoenix Sky Harbor (PHX) 4
AS 4204 Non-stop Airbus A319 (319) 2:39 Effective 2025-06-28 through 2025-06-30
Codeshare flight, operated by American Airlines.(AA 1892)
Thu 07:00 Dallas Fort Worth (DFW) 10:41 Charleston (CHS)
AS 4204 Non-stop Embraer EMB 175 (E75) 2:41 Operates only on 2025-06-05
Codeshare flight, operated by American Airlines.(AA 3920)
Daily 08:26 Flagstaff Pulliam, Grand Canyon (FLG) 09:24 Phoenix Sky Harbor (PHX) 4
AS 4204 Non-stop Canadair CRJ 700 (CR7) 0:58 Effective 2025-07-05 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 6441)
Daily 08:42 Flagstaff Pulliam, Grand Canyon (FLG) 09:39 Phoenix Sky Harbor (PHX) 4
AS 4204 Non-stop Canadair CRJ 700 (CR7) 0:57 Effective 2025-08-06 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 6441)
Sat 10:07 Jacksonville (JAX) 12:00 Ronald Reagan Washington (DCA) 2
AS 4204 Non-stop Airbus A319 (319) 1:53 Operates only on 2025-05-17
Codeshare flight, operated by American Airlines.(AA 3193)
Sat 10:07 Jacksonville (JAX) 12:00 Ronald Reagan Washington (DCA) 2
AS 4204 Non-stop Airbus A319 (319) 1:53 Operates only on 2025-05-31
Codeshare flight, operated by American Airlines.(AA 3193)
Sat 12:36 Charleston (CHS) 14:05 Chicago O'Hare (ORD) 3
AS 4204 Non-stop Airbus A319 (319) 2:29 Valid until 2025-05-03
Codeshare flight, operated by American Airlines.(AA 3070)
Mon-Wed,Sun 12:53 Dallas Fort Worth (DFW) 14:03 San Antonio (SAT)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:10 Effective 2025-05-11 through 2025-05-14
Codeshare flight, operated by American Airlines.(AA 4172)
Tue 13:15 Phoenix Sky Harbor (PHX) 4 14:36 El Paso (ELP)
AS 4204 Non-stop Canadair CRJ 700 (CR7) 1:21 Operates only on 2026-01-06
Codeshare flight, operated by American Airlines.(AA 6256)
Mon-Wed,Sun 14:34 San Antonio (SAT) 15:45 Dallas Fort Worth (DFW)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2025-05-11 through 2025-05-14
Codeshare flight, operated by American Airlines.(AA 4172)
Daily 15:31 Orlando (MCO) B 17:55 Philadelphia (PHL)
AS 4204 Non-stop Boeing 737-800 (738) 2:24 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 2499)
Tue 15:40 El Paso (ELP) 17:10 Phoenix Sky Harbor (PHX) 4
AS 4204 Non-stop Canadair CRJ 700 (CR7) 1:30 Operates only on 2026-01-06
Codeshare flight, operated by American Airlines.(AA 6256)
Mon-Wed,Sun 15:47 Indianapolis (IND) 16:05 Chicago O'Hare (ORD) 3
AS 4204 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:18 Effective 2025-06-01 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 3433)
Mon-Fri,Sun 18:30 Chicago O'Hare (ORD) 3 20:13 Nashville (BNA)
AS 4204 Non-stop Canadair CRJ 700 (CR7) 1:43 Effective 2025-05-15 through 2025-05-30
Codeshare flight, operated by American Airlines.(AA 4889)
Daily 19:45 Ronald Reagan Washington (DCA) 2 21:34 Louisville (SDF)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:49 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 4672)
Daily 19:45 Ronald Reagan Washington (DCA) 2 21:40 Louisville (SDF)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:55 Effective 2025-10-06 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 4672)
Daily 19:45 Ronald Reagan Washington (DCA) 2 21:36 Louisville (SDF)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:51 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 4672)
Daily 19:45 Ronald Reagan Washington (DCA) 2 21:41 Louisville (SDF)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2025-12-03 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4672)
Daily 19:45 Ronald Reagan Washington (DCA) 2 21:43 Louisville (SDF)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:58 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 4672)
Sat 21:00 Dallas Fort Worth (DFW) 22:12 Austin (AUS)
AS 4204 Non-stop Airbus A321 (321) 1:12 Operates only on 2025-05-10
Codeshare flight, operated by American Airlines.(AA 2499)
Mon-Fri,Sun 21:05 Ronald Reagan Washington (DCA) 2 22:53 Louisville (SDF)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:48 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 4672)
Mon-Fri 22:00 Ronald Reagan Washington (DCA) 2 23:44 Louisville (SDF)
AS 4204 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2025-05-05 through 2025-05-09
Codeshare flight, operated by American Airlines.(AA 4672)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4204: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4204
05:00
Boston Logan (BOS) B

06:54
Chicago O'Hare (ORD) 3
Effective 2025-06-08 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3324)
Duration: 2:54, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4204
05:00
Indianapolis (IND)

05:13
Chicago O'Hare (ORD) 3
Operates only on 2025-07-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4061)
Duration: 1:13, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4204
05:31
Syracuse (SYR)

06:54
Ronald Reagan Washington (DCA) 2
Operates only on 2025-06-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4056)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
05:31
Syracuse (SYR)

06:54
Ronald Reagan Washington (DCA) 2
Operates only on 2025-07-01
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4056)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
06:45
Spokane (GEG)

09:24
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-28 through 2025-06-30
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1892)
Duration: 2:39, non-stop
Airbus A319 (319)
Alaska Airlines AS4204
07:00
Dallas Fort Worth (DFW)

10:41
Charleston (CHS)
Operates only on 2025-06-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3920)
Duration: 2:41, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
08:26
Flagstaff Pulliam, Grand Canyon (FLG)

09:24
Phoenix Sky Harbor (PHX) 4
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6441)
Duration: 0:58, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4204
08:42
Flagstaff Pulliam, Grand Canyon (FLG)

09:39
Phoenix Sky Harbor (PHX) 4
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6441)
Duration: 0:57, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4204
10:07
Jacksonville (JAX)

12:00
Ronald Reagan Washington (DCA) 2
Operates only on 2025-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3193)
Duration: 1:53, non-stop
Airbus A319 (319)
Alaska Airlines AS4204
10:07
Jacksonville (JAX)

12:00
Ronald Reagan Washington (DCA) 2
Operates only on 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3193)
Duration: 1:53, non-stop
Airbus A319 (319)
Alaska Airlines AS4204
12:36
Charleston (CHS)

14:05
Chicago O'Hare (ORD) 3
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3070)
Duration: 2:29, non-stop
Airbus A319 (319)
Alaska Airlines AS4204
12:53
Dallas Fort Worth (DFW)

14:03
San Antonio (SAT)
Effective 2025-05-11 through 2025-05-14
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4172)
Duration: 1:10, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
13:15
Phoenix Sky Harbor (PHX) 4

14:36
El Paso (ELP)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6256)
Duration: 1:21, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4204
14:34
San Antonio (SAT)

15:45
Dallas Fort Worth (DFW)
Effective 2025-05-11 through 2025-05-14
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4172)
Duration: 1:11, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
15:31
Orlando (MCO) B

17:55
Philadelphia (PHL)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2499)
Duration: 2:24, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4204
15:40
El Paso (ELP)

17:10
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6256)
Duration: 1:30, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4204
15:47
Indianapolis (IND)

16:05
Chicago O'Hare (ORD) 3
Effective 2025-06-01 through 2025-06-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3433)
Duration: 1:18, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4204
18:30
Chicago O'Hare (ORD) 3

20:13
Nashville (BNA)
Effective 2025-05-15 through 2025-05-30
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4889)
Duration: 1:43, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4204
19:45
Ronald Reagan Washington (DCA) 2

21:34
Louisville (SDF)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4672)
Duration: 1:49, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
19:45
Ronald Reagan Washington (DCA) 2

21:40
Louisville (SDF)
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4672)
Duration: 1:55, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
19:45
Ronald Reagan Washington (DCA) 2

21:36
Louisville (SDF)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4672)
Duration: 1:51, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
19:45
Ronald Reagan Washington (DCA) 2

21:41
Louisville (SDF)
Effective 2025-12-03 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4672)
Duration: 1:56, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
19:45
Ronald Reagan Washington (DCA) 2

21:43
Louisville (SDF)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4672)
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
21:00
Dallas Fort Worth (DFW)

22:12
Austin (AUS)
Operates only on 2025-05-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 2499)
Duration: 1:12, non-stop
Airbus A321 (321)
Alaska Airlines AS4204
21:05
Ronald Reagan Washington (DCA) 2

22:53
Louisville (SDF)
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4672)
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4204
22:00
Ronald Reagan Washington (DCA) 2

23:44
Louisville (SDF)
Effective 2025-05-05 through 2025-05-09
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4672)
Duration: 1:44, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Chicago O'Hare (ORD)
  • Charleston (CHS) - Chicago O'Hare (ORD)
  • Chicago O'Hare (ORD) - Nashville (BNA)
  • Dallas Fort Worth (DFW) - Austin (AUS)
  • Dallas Fort Worth (DFW) - Charleston (CHS)
  • Dallas Fort Worth (DFW) - San Antonio (SAT)
  • El Paso (ELP) - Phoenix Sky Harbor (PHX)
  • Flagstaff Pulliam, Grand Canyon (FLG) - Phoenix Sky Harbor (PHX)
  • Indianapolis (IND) - Chicago O'Hare (ORD)
  • Jacksonville (JAX) - Ronald Reagan Washington (DCA)
  • Orlando (MCO) - Philadelphia (PHL)
  • Ronald Reagan Washington (DCA) - Louisville (SDF)
  • Spokane (GEG) - Phoenix Sky Harbor (PHX)
  • Syracuse (SYR) - Ronald Reagan Washington (DCA)
All Alaska Airlines flights
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