Alaska Airlines flight AS 6403: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 10:04 Phoenix Sky Harbor (PHX) 4 12:44 Medford (MFR)
AS 6403 Non-stop Canadair CRJ 700 (CR7) 2:40 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 6321)
Daily 10:04 Phoenix Sky Harbor (PHX) 4 12:38 Medford (MFR)
AS 6403 Non-stop Embraer EMB 175 (E75) 2:34 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 6253)
Daily 10:04 Phoenix Sky Harbor (PHX) 4 12:37 Medford (MFR)
AS 6403 Non-stop Embraer EMB 175 (E75) 2:33 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 6262)
Daily 10:04 Phoenix Sky Harbor (PHX) 4 12:44 Medford (MFR)
AS 6403 Non-stop Embraer EMB 175 (E75) 2:40 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 4963)
Daily 10:37 Phoenix Sky Harbor (PHX) 4 13:09 Medford (MFR)
AS 6403 Non-stop Embraer EMB 175 (E75) 2:32 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 6240)
Daily 11:45 Phoenix Sky Harbor (PHX) 4 13:34 Medford (MFR)
AS 6403 Non-stop Canadair CRJ 700 (CR7) 2:49 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 6268)
Daily 13:39 Medford (MFR) 16:07 Phoenix Sky Harbor (PHX) 4
AS 6403 Non-stop Embraer EMB 175 (E75) 2:28 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 6240)
Daily 13:44 Medford (MFR) 16:10 Phoenix Sky Harbor (PHX) 4
AS 6403 Non-stop Embraer EMB 175 (E75) 2:26 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 6253)
Daily 13:45 Medford (MFR) 16:10 Phoenix Sky Harbor (PHX) 4
AS 6403 Non-stop Embraer EMB 175 (E75) 2:25 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 6262)
Daily 13:46 Medford (MFR) 16:10 Phoenix Sky Harbor (PHX) 4
AS 6403 Non-stop Embraer EMB 175 (E75) 2:24 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 4963)
Daily 15:32 Medford (MFR) 17:50 Phoenix Sky Harbor (PHX) 4
AS 6403 Non-stop Canadair CRJ 700 (CR7) 2:18 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 6321)
Daily 18:00 Phoenix Sky Harbor (PHX) 4 19:38 Medford (MFR)
AS 6403 Non-stop Embraer EMB 175 (E75) 2:38 Effective 2026-01-06 through 2026-01-18
Codeshare flight, operated by American Airlines.(AA 3932)
Daily 18:00 Phoenix Sky Harbor (PHX) 4 19:38 Medford (MFR)
AS 6403 Non-stop Embraer EMB 175 (E75) 2:38 Effective 2026-01-20 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3932)
Sun 18:36 Phoenix Sky Harbor (PHX) 4 20:17 Medford (MFR)
AS 6403 Non-stop Canadair CRJ 700 (CR7) 2:41 Operates only on 2026-01-04
Codeshare flight, operated by American Airlines.(AA 6441)
Mon-Sat 18:39 Phoenix Sky Harbor (PHX) 4 20:20 Medford (MFR)
AS 6403 Non-stop Canadair CRJ 700 (CR7) 2:41 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 6441)
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 6403: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS6403
10:04
Phoenix Sky Harbor (PHX) 4

12:44
Medford (MFR)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6321)
Duration: 2:40, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6403
10:04
Phoenix Sky Harbor (PHX) 4

12:38
Medford (MFR)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6253)
Duration: 2:34, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
10:04
Phoenix Sky Harbor (PHX) 4

12:37
Medford (MFR)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6262)
Duration: 2:33, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
10:04
Phoenix Sky Harbor (PHX) 4

12:44
Medford (MFR)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4963)
Duration: 2:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
10:37
Phoenix Sky Harbor (PHX) 4

13:09
Medford (MFR)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6240)
Duration: 2:32, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
11:45
Phoenix Sky Harbor (PHX) 4

13:34
Medford (MFR)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6268)
Duration: 2:49, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6403
13:39
Medford (MFR)

16:07
Phoenix Sky Harbor (PHX) 4
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6240)
Duration: 2:28, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
13:44
Medford (MFR)

16:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6253)
Duration: 2:26, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
13:45
Medford (MFR)

16:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6262)
Duration: 2:25, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
13:46
Medford (MFR)

16:10
Phoenix Sky Harbor (PHX) 4
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4963)
Duration: 2:24, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
15:32
Medford (MFR)

17:50
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6321)
Duration: 2:18, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6403
18:00
Phoenix Sky Harbor (PHX) 4

19:38
Medford (MFR)
Effective 2026-01-06 through 2026-01-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3932)
Duration: 2:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
18:00
Phoenix Sky Harbor (PHX) 4

19:38
Medford (MFR)
Effective 2026-01-20 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3932)
Duration: 2:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6403
18:36
Phoenix Sky Harbor (PHX) 4

20:17
Medford (MFR)
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 6441)
Duration: 2:41, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6403
18:39
Phoenix Sky Harbor (PHX) 4

20:20
Medford (MFR)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6441)
Duration: 2:41, non-stop
Canadair CRJ 700 (CR7)
This flight number is listed as serving the following routes:
  • Medford (MFR) - Phoenix Sky Harbor (PHX)
All Alaska Airlines flights
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