Alaska Airlines flight AS 4270: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:15 Chicago O'Hare (ORD) 3 09:32 New York LaGuardia (LGA) B
AS 4270 Non-stop Embraer EMB 175 (E75) 2:17 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4400)
Daily 08:30 Phoenix Sky Harbor (PHX) 4 11:29 Denver (DEN)
AS 4270 Non-stop Boeing 737-800 (738) 1:59 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 1332)
Daily 09:40 Chicago O'Hare (ORD) 3 13:00 Charleston (CHS)
AS 4270 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 4400)
Daily 10:12 New York LaGuardia (LGA) B 12:04 Chicago O'Hare (ORD) 3
AS 4270 Non-stop Embraer EMB 175 (E75) 2:52 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4400)
Mon-Fri,Sun 11:51 Chicago O'Hare (ORD) 3 15:03 New York LaGuardia (LGA) B
AS 4270 Non-stop Boeing 737-800 (738) 2:12 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 2041)
Mon-Fri,Sun 11:55 Chicago O'Hare (ORD) 3 15:04 New York LaGuardia (LGA) B
AS 4270 Non-stop Boeing 737-800 (738) 2:09 Effective 2026-03-08 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 2793)
Daily 13:02 Chicago O'Hare (ORD) 3 16:14 New York LaGuardia (LGA) B
AS 4270 Non-stop Boeing 737 MAX 8 (7M8) 2:12 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 2041)
Daily 14:30 Charleston (CHS) 16:10 Chicago O'Hare (ORD) 3
AS 4270 Non-stop Embraer EMB 175 (E75) 2:40 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 4400)
Sat 14:50 Chicago O'Hare (ORD) 3 18:01 New York LaGuardia (LGA) B
AS 4270 Non-stop Airbus A319 (319) 2:11 Effective 2026-03-14 through 2026-04-04
Codeshare flight, operated by American Airlines.(AA 3184)
Daily 17:20 New York LaGuardia (LGA) B 18:58 Chicago O'Hare (ORD) 3
AS 4270 Non-stop Boeing 737 MAX 8 (7M8) 2:38 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 2041)
Tue,Wed 18:45 New York LaGuardia (LGA) B 20:40 Chicago O'Hare (ORD) 3
AS 4270 Non-stop Boeing 737-800 (738) 2:55 Effective 2026-02-17 through 2026-03-04
Codeshare flight, operated by American Airlines.(AA 2041)
Mon,Thu,Fri,Sun 18:49 New York LaGuardia (LGA) B 20:44 Chicago O'Hare (ORD) 3
AS 4270 Non-stop Boeing 737-800 (738) 2:55 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 2041)
Daily 19:54 New York LaGuardia (LGA) B 21:31 Chicago O'Hare (ORD) 3
AS 4270 Non-stop Boeing 737 MAX 8 (7M8) 2:37 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 2041)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 4270: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4270
06:15
Chicago O'Hare (ORD) 3

09:32
New York LaGuardia (LGA) B
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4400)
Duration: 2:17, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4270
08:30
Phoenix Sky Harbor (PHX) 4

11:29
Denver (DEN)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1332)
Duration: 1:59, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4270
09:40
Chicago O'Hare (ORD) 3

13:00
Charleston (CHS)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4400)
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4270
10:12
New York LaGuardia (LGA) B

12:04
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4400)
Duration: 2:52, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4270
11:51
Chicago O'Hare (ORD) 3

15:03
New York LaGuardia (LGA) B
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2041)
Duration: 2:12, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4270
11:55
Chicago O'Hare (ORD) 3

15:04
New York LaGuardia (LGA) B
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2793)
Duration: 2:09, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4270
13:02
Chicago O'Hare (ORD) 3

16:14
New York LaGuardia (LGA) B
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2041)
Duration: 2:12, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Alaska Airlines AS4270
14:30
Charleston (CHS)

16:10
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 4400)
Duration: 2:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4270
14:50
Chicago O'Hare (ORD) 3

18:01
New York LaGuardia (LGA) B
Effective 2026-03-14 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3184)
Duration: 2:11, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Alaska Airlines AS4270
17:20
New York LaGuardia (LGA) B

18:58
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2041)
Duration: 2:38, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Alaska Airlines AS4270
18:45
New York LaGuardia (LGA) B

20:40
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 2041)
Duration: 2:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4270
18:49
New York LaGuardia (LGA) B

20:44
Chicago O'Hare (ORD) 3
Effective 2026-02-12 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2041)
Duration: 2:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS4270
19:54
New York LaGuardia (LGA) B

21:31
Chicago O'Hare (ORD) 3
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 2041)
Duration: 2:37, non-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Charleston (CHS) - Chicago O'Hare (ORD)
  • Chicago O'Hare (ORD) - New York LaGuardia (LGA)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
All Alaska Airlines flights
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