Alaska Airlines flight AS 4570: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 08:35 Boston Logan (BOS) B 10:30 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Boeing 737-800 (738) 2:55 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 1239)
Daily 09:06 Boston Logan (BOS) B 11:05 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Boeing 737-800 (738) 2:59 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 1239)
Daily 09:06 Boston Logan (BOS) B 11:05 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Boeing 737-800 (738) 2:59 Effective 2026-09-09 through 2026-10-02
Codeshare flight, operated by American Airlines.(AA 1239)
Daily 09:11 Boston Logan (BOS) B 11:05 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Boeing 737-800 (738) 2:54 Effective 2026-06-10 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 1239)
Tue,Wed 16:46 Fayetteville/Springdale (XNA) 18:46 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2026-02-17 through 2026-03-04
Codeshare flight, operated by American Airlines.(AA 3452)
Sun 17:30 Traverse City (TVC) 18:08 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Canadair CRJ 700 (CR7) 1:38 Operates only on 2026-02-15
Codeshare flight, operated by American Airlines.(AA 5639)
Tue,Wed,Sun 17:31 Traverse City (TVC) 18:02 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:31 Effective 2026-03-08 through 2026-03-15
Codeshare flight, operated by American Airlines.(AA 4317)
Mon-Fri,Sun 17:31 Traverse City (TVC) 18:02 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:31 Effective 2026-03-19 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 4317)
Sun 17:33 Traverse City (TVC) 18:11 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Canadair CRJ 700 (CR7) 1:38 Effective 2026-02-22 through 2026-03-01
Codeshare flight, operated by American Airlines.(AA 5639)
Mon,Tue,Sun 17:49 Traverse City (TVC) 18:35 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Canadair CRJ 700 (CR7) 1:46 Effective 2026-01-11 through 2026-01-13
Codeshare flight, operated by American Airlines.(AA 5167)
Mon,Tue,Sat,Sun 17:49 Traverse City (TVC) 18:35 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Canadair CRJ 700 (CR7) 1:46 Effective 2026-01-24 through 2026-01-27
Codeshare flight, operated by American Airlines.(AA 5167)
Wed 17:49 Traverse City (TVC) 18:35 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Canadair CRJ 700 (CR7) 1:46 Operates only on 2026-02-11
Codeshare flight, operated by American Airlines.(AA 5167)
Daily 19:11 Oklahoma City (OKC) 20:26 Los Angeles (LAX)
AS 4570 Non-stop Canadair CRJ 700 (CR7) 3:15 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 4931)
Sun 21:02 Fayetteville/Springdale (XNA) 23:05 Chicago O'Hare (ORD) 3
AS 4570 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:03 Operates only on 2026-01-04
Codeshare flight, operated by American Airlines.(AA 3601)
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4570: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4570
08:35
Boston Logan (BOS) B

10:30
Chicago O'Hare (ORD) 3
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1239)
Duration: 2:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4570
09:06
Boston Logan (BOS) B

11:05
Chicago O'Hare (ORD) 3
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1239)
Duration: 2:59, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4570
09:06
Boston Logan (BOS) B

11:05
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-10-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1239)
Duration: 2:59, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4570
09:11
Boston Logan (BOS) B

11:05
Chicago O'Hare (ORD) 3
Effective 2026-06-10 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1239)
Duration: 2:54, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4570
16:46
Fayetteville/Springdale (XNA)

18:46
Chicago O'Hare (ORD) 3
Effective 2026-02-17 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3452)
Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4570
17:30
Traverse City (TVC)

18:08
Chicago O'Hare (ORD) 3
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5639)
Duration: 1:38, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4570
17:31
Traverse City (TVC)

18:02
Chicago O'Hare (ORD) 3
Effective 2026-03-08 through 2026-03-15
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4317)
Duration: 1:31, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4570
17:31
Traverse City (TVC)

18:02
Chicago O'Hare (ORD) 3
Effective 2026-03-19 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4317)
Duration: 1:31, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS4570
17:33
Traverse City (TVC)

18:11
Chicago O'Hare (ORD) 3
Effective 2026-02-22 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5639)
Duration: 1:38, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4570
17:49
Traverse City (TVC)

18:35
Chicago O'Hare (ORD) 3
Effective 2026-01-11 through 2026-01-13
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5167)
Duration: 1:46, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4570
17:49
Traverse City (TVC)

18:35
Chicago O'Hare (ORD) 3
Effective 2026-01-24 through 2026-01-27
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5167)
Duration: 1:46, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4570
17:49
Traverse City (TVC)

18:35
Chicago O'Hare (ORD) 3
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5167)
Duration: 1:46, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4570
19:11
Oklahoma City (OKC)

20:26
Los Angeles (LAX)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4931)
Duration: 3:15, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4570
21:02
Fayetteville/Springdale (XNA)

23:05
Chicago O'Hare (ORD) 3
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3601)
Duration: 2:03, non-stop
Embraer EMB 170 / EMB 175 (E70)
This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Chicago O'Hare (ORD)
  • Fayetteville/Springdale (XNA) - Chicago O'Hare (ORD)
  • Oklahoma City (OKC) - Los Angeles (LAX)
  • Traverse City (TVC) - Chicago O'Hare (ORD)
All Alaska Airlines flights
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