Alaska Airlines flight AS 6421: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 05:00 San Angelo (SJT) 06:10 Dallas Fort Worth (DFW) E
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:10 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by American Airlines.(AA 6384)
Daily 05:00 San Angelo (SJT) 06:10 Dallas Fort Worth (DFW) E
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:10 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 6384)
Daily 05:00 San Angelo (SJT) 06:10 Dallas Fort Worth (DFW) E
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:10 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 6384)
Daily 05:03 San Angelo (SJT) 06:10 Dallas Fort Worth (DFW) E
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:07 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 6384)
Daily 05:04 San Angelo (SJT) 06:10 Dallas Fort Worth (DFW) E
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:06 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 6384)
Daily 05:05 San Angelo (SJT) 06:10 Dallas Fort Worth (DFW) E
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:05 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 6384)
Daily 15:11 Yuma (YUM) 16:10 Phoenix Sky Harbor (PHX) 4
AS 6421 Non-stop Canadair CRJ 700 (CR7) 0:59 Effective 2025-09-03 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 15:12 Yuma (YUM) 16:10 Phoenix Sky Harbor (PHX) 4
AS 6421 Non-stop Canadair CRJ 700 (CR7) 0:58 Effective 2025-08-20 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 15:30 Phoenix Sky Harbor (PHX) 4 16:30 Yuma (YUM)
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:00 Effective 2025-06-05 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 15:38 Phoenix Sky Harbor (PHX) 4 16:38 Yuma (YUM)
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:00 Effective 2025-07-05 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 6453)
Fri 16:15 Phoenix Sky Harbor (PHX) 4 17:12 Yuma (YUM)
AS 6421 Non-stop Embraer EMB 175 (E75) 0:57 Operates only on 2025-07-04
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 16:37 Phoenix Sky Harbor (PHX) 4 17:35 Yuma (YUM)
AS 6421 Non-stop Canadair CRJ 700 (CR7) 0:58 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 16:37 Phoenix Sky Harbor (PHX) 4 17:32 Yuma (YUM)
AS 6421 Non-stop Embraer EMB 175 (E75) 0:55 Effective 2025-05-05 through 2025-05-23
Codeshare flight, operated by American Airlines.(AA 6453)
Sat 16:37 Phoenix Sky Harbor (PHX) 4 17:33 Yuma (YUM)
AS 6421 Non-stop Canadair CRJ 700 (CR7) 0:56 Operates only on 2025-05-24
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 16:37 Phoenix Sky Harbor (PHX) 4 17:32 Yuma (YUM)
AS 6421 Non-stop Embraer EMB 175 (E75) 0:55 Effective 2025-05-25 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 17:00 Yuma (YUM) 18:00 Phoenix Sky Harbor (PHX) 4
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:00 Effective 2025-06-05 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 17:08 Yuma (YUM) 18:09 Phoenix Sky Harbor (PHX) 4
AS 6421 Non-stop Canadair CRJ 700 (CR7) 1:01 Effective 2025-07-05 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 18:09 Yuma (YUM) 19:10 Phoenix Sky Harbor (PHX) 4
AS 6421 Non-stop Embraer EMB 175 (E75) 1:01 Effective 2025-05-05 through 2025-05-23
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 18:09 Yuma (YUM) 19:10 Phoenix Sky Harbor (PHX) 4
AS 6421 Non-stop Embraer EMB 175 (E75) 1:01 Effective 2025-05-25 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 6453)
Daily 18:21 Yuma (YUM) 19:20 Phoenix Sky Harbor (PHX) 4
AS 6421 Non-stop Canadair CRJ 700 (CR7) 0:59 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 6453)
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This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 6421: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS6421
05:00
San Angelo (SJT)

06:10
Dallas Fort Worth (DFW) E
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6384)
Duration: 1:10, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
05:00
San Angelo (SJT)

06:10
Dallas Fort Worth (DFW) E
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6384)
Duration: 1:10, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
05:00
San Angelo (SJT)

06:10
Dallas Fort Worth (DFW) E
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6384)
Duration: 1:10, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
05:03
San Angelo (SJT)

06:10
Dallas Fort Worth (DFW) E
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6384)
Duration: 1:07, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
05:04
San Angelo (SJT)

06:10
Dallas Fort Worth (DFW) E
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6384)
Duration: 1:06, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
05:05
San Angelo (SJT)

06:10
Dallas Fort Worth (DFW) E
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6384)
Duration: 1:05, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
15:11
Yuma (YUM)

16:10
Phoenix Sky Harbor (PHX) 4
Effective 2025-09-03 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
15:12
Yuma (YUM)

16:10
Phoenix Sky Harbor (PHX) 4
Effective 2025-08-20 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:58, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
15:30
Phoenix Sky Harbor (PHX) 4

16:30
Yuma (YUM)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 1:00, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
15:38
Phoenix Sky Harbor (PHX) 4

16:38
Yuma (YUM)
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 1:00, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
16:15
Phoenix Sky Harbor (PHX) 4

17:12
Yuma (YUM)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:57, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6421
16:37
Phoenix Sky Harbor (PHX) 4

17:35
Yuma (YUM)
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:58, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
16:37
Phoenix Sky Harbor (PHX) 4

17:32
Yuma (YUM)
Effective 2025-05-05 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:55, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6421
16:37
Phoenix Sky Harbor (PHX) 4

17:33
Yuma (YUM)
Operates only on 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:56, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
16:37
Phoenix Sky Harbor (PHX) 4

17:32
Yuma (YUM)
Effective 2025-05-25 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:55, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6421
17:00
Yuma (YUM)

18:00
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 1:00, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
17:08
Yuma (YUM)

18:09
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 6453)
Duration: 1:01, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS6421
18:09
Yuma (YUM)

19:10
Phoenix Sky Harbor (PHX) 4
Effective 2025-05-05 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 1:01, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6421
18:09
Yuma (YUM)

19:10
Phoenix Sky Harbor (PHX) 4
Effective 2025-05-25 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 1:01, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS6421
18:21
Yuma (YUM)

19:20
Phoenix Sky Harbor (PHX) 4
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6453)
Duration: 0:59, non-stop
Canadair CRJ 700 (CR7)
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This flight number is listed as serving the following routes:
  • San Angelo (SJT) - Dallas Fort Worth (DFW)
  • Yuma (YUM) - Phoenix Sky Harbor (PHX)
All Alaska Airlines flights
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