Alaska Airlines flight AS 4370: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 05:44 Detroit (DTW) E 06:15 Chicago O'Hare (ORD) 3
AS 4370 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2025-10-06 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 4720)
Daily 06:54 Detroit (DTW) E 07:30 Chicago O'Hare (ORD) 3
AS 4370 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 4720)
Daily 07:05 Jacksonville (JAX) 08:43 Chicago O'Hare (ORD) 3
AS 4370 Non-stop Airbus A319 (319) 2:38 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 2883)
Daily 08:27 Miami (MIA) 10:58 San Diego (SAN) 2
AS 4370 Non-stop Boeing 737-800 (738) 5:31 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 1093)
Daily 09:26 Los Angeles (LAX) 14:39 Tulsa (TUL)
AS 4370 Non-stop Embraer EMB 175 (E75) 3:13 Effective 2025-07-05 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 4932)
Daily 09:30 Los Angeles (LAX) 14:40 Tulsa (TUL)
AS 4370 Non-stop Embraer EMB 175 (E75) 3:10 Effective 2025-06-06 through 2025-07-04
Codeshare flight, operated by American Airlines.(AA 4932)
Thu 09:31 Los Angeles (LAX) 14:41 Tulsa (TUL)
AS 4370 Non-stop Embraer EMB 175 (E75) 3:10 Operates only on 2025-06-05
Codeshare flight, operated by American Airlines.(AA 4932)
Mon-Sat 10:09 Wichita (ICT) 11:36 Dallas Fort Worth (DFW)
AS 4370 Non-stop Canadair CRJ 900 (CR9) 1:27 Effective 2025-05-05 through 2025-05-10
Codeshare flight, operated by American Airlines.(AA 5295)
Sat 10:09 Wichita (ICT) 11:36 Dallas Fort Worth (DFW)
AS 4370 Non-stop Canadair CRJ 900 (CR9) 1:27 Effective 2025-05-17 through 2025-05-31
Codeshare flight, operated by American Airlines.(AA 5295)
Daily 11:11 Harrisburg (MDT) 12:40 Chicago O'Hare (ORD) 3
AS 4370 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:29 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 3402)
Daily 12:24 San Diego (SAN) 2 20:13 Miami (MIA)
AS 4370 Non-stop Boeing 737-800 (738) 4:49 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 1093)
Daily 13:10 Chicago O'Hare (ORD) 3 15:35 Detroit (DTW) E
AS 4370 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:25 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4115)
Mon-Fri,Sun 16:04 Dallas Fort Worth (DFW) 17:29 New Orleans (MSY)
AS 4370 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2025-05-11 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 3497)
Daily 17:35 Detroit (DTW) E 18:00 Chicago O'Hare (ORD) 3
AS 4370 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:25 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4115)
Daily 21:20 Phoenix Sky Harbor (PHX) 4 21:32 Las Vegas Harry Reid (LAS) 1
AS 4370 Non-stop Airbus A321 (321) 1:12 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 1416)
Daily 22:00 Ronald Reagan Washington (DCA) 2 23:40 Burlington (BTV)
AS 4370 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2025-08-06 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 4720)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4370: Multiple routes
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4370
05:44
Detroit (DTW) E

06:15
Chicago O'Hare (ORD) 3
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4720)
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4370
06:54
Detroit (DTW) E

07:30
Chicago O'Hare (ORD) 3
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4720)
Duration: 1:36, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4370
07:05
Jacksonville (JAX)

08:43
Chicago O'Hare (ORD) 3
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2883)
Duration: 2:38, non-stop
Airbus A319 (319)
Alaska Airlines AS4370
08:27
Miami (MIA)

10:58
San Diego (SAN) 2
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1093)
Duration: 5:31, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4370
09:26
Los Angeles (LAX)

14:39
Tulsa (TUL)
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4932)
Duration: 3:13, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4370
09:30
Los Angeles (LAX)

14:40
Tulsa (TUL)
Effective 2025-06-06 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4932)
Duration: 3:10, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4370
09:31
Los Angeles (LAX)

14:41
Tulsa (TUL)
Operates only on 2025-06-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4932)
Duration: 3:10, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4370
10:09
Wichita (ICT)

11:36
Dallas Fort Worth (DFW)
Effective 2025-05-05 through 2025-05-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5295)
Duration: 1:27, non-stop
Canadair CRJ 900 (CR9)
Alaska Airlines AS4370
10:09
Wichita (ICT)

11:36
Dallas Fort Worth (DFW)
Effective 2025-05-17 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5295)
Duration: 1:27, non-stop
Canadair CRJ 900 (CR9)
Alaska Airlines AS4370
11:11
Harrisburg (MDT)

12:40
Chicago O'Hare (ORD) 3
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3402)
Duration: 2:29, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4370
12:24
San Diego (SAN) 2

20:13
Miami (MIA)
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1093)
Duration: 4:49, non-stop
Boeing 737-800 (738)
Alaska Airlines AS4370
13:10
Chicago O'Hare (ORD) 3

15:35
Detroit (DTW) E
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4115)
Duration: 1:25, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4370
16:04
Dallas Fort Worth (DFW)

17:29
New Orleans (MSY)
Effective 2025-05-11 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3497)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4370
17:35
Detroit (DTW) E

18:00
Chicago O'Hare (ORD) 3
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4115)
Duration: 1:25, non-stop
Embraer EMB 170 / EMB 175 (E70)
Alaska Airlines AS4370
21:20
Phoenix Sky Harbor (PHX) 4

21:32
Las Vegas Harry Reid (LAS) 1
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1416)
Duration: 1:12, non-stop
Airbus A321 (321)
Alaska Airlines AS4370
22:00
Ronald Reagan Washington (DCA) 2

23:40
Burlington (BTV)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4720)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Detroit (DTW)
  • Dallas Fort Worth (DFW) - New Orleans (MSY)
  • Harrisburg (MDT) - Chicago O'Hare (ORD)
  • Jacksonville (JAX) - Chicago O'Hare (ORD)
  • Los Angeles (LAX) - Tulsa (TUL)
  • Miami (MIA) - San Diego (SAN)
  • Phoenix Sky Harbor (PHX) - Las Vegas Harry Reid (LAS)
  • Ronald Reagan Washington (DCA) - Burlington (BTV)
  • Wichita (ICT) - Dallas Fort Worth (DFW)
All Alaska Airlines flights
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