Delta Air Lines flight DL 4121: Austin - McAllen/Mission via Atlanta

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 12:36 Atlanta (ATL) S 13:08 Baton Rouge (BTR)
DL 4121 Non-stop Canadair CRJ 900 (CR9) 1:32 Operates only on 2025-05-25
Sun 13:50 Baton Rouge (BTR) 16:27 Atlanta (ATL) S
DL 4121 Non-stop Canadair CRJ 900 (CR9) 1:37 Operates only on 2025-05-25
Mon-Fri,Sun 15:15 Austin (AUS) 16:37 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:22 Effective 2025-05-07 through 2025-05-23
Mon-Fri,Sun 15:15 Austin (AUS) 16:37 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:22 Effective 2025-05-26 through 2025-06-06
Mon-Fri,Sun 15:15 Austin (AUS) 16:35 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:20 Effective 2025-06-08 through 2025-06-27
Sun 15:15 Austin (AUS) 16:35 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:20 Operates only on 2025-07-06
Mon-Fri,Sun 15:15 Austin (AUS) 16:39 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:24 Effective 2025-07-07 through 2025-08-15
Daily 15:15 Austin (AUS) 16:39 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:24 Effective 2025-08-16 through 2025-09-07
Mon-Fri,Sun 15:26 Austin (AUS) 16:48 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:22 Valid until 2025-05-06
Sat 15:30 Austin (AUS) 16:52 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:22 Valid until 2025-05-03
Sat 15:30 Austin (AUS) 16:49 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:19 Effective 2025-05-10 through 2025-06-07
Daily 15:30 Austin (AUS) 16:56 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:26 Effective 2025-09-08 through 2025-11-05
Daily 15:30 Austin (AUS) 16:55 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:25 Effective 2025-11-06 through 2025-12-19
Daily 15:30 Austin (AUS) 16:55 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:25 Effective from 2026-01-06
Sat 15:35 Austin (AUS) 16:55 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:20 Effective 2025-06-14 through 2025-06-21
Sat 15:45 Austin (AUS) 17:05 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:20 Effective 2025-06-28 through 2025-07-05
Mon-Fri,Sun 16:05 Austin (AUS) 17:23 McAllen/Mission (MFE)
DL 4121 Non-stop Embraer EMB 175 (E7W) 1:18 Effective 2025-06-29 through 2025-07-04
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Delta Air Lines flight DL 4121:
Austin - McAllen/Mission via Atlanta
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL4121
12:36
Atlanta (ATL) S

13:08
Baton Rouge (BTR)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:32, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4121
13:50
Baton Rouge (BTR)

16:27
Atlanta (ATL) S
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:37, non-stop
Canadair CRJ 900 (CR9)
Delta Air Lines DL4121
15:15
Austin (AUS)

16:37
McAllen/Mission (MFE)
Effective 2025-05-07 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:15
Austin (AUS)

16:37
McAllen/Mission (MFE)
Effective 2025-05-26 through 2025-06-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:15
Austin (AUS)

16:35
McAllen/Mission (MFE)
Effective 2025-06-08 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:15
Austin (AUS)

16:35
McAllen/Mission (MFE)
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:15
Austin (AUS)

16:39
McAllen/Mission (MFE)
Effective 2025-07-07 through 2025-08-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:24, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:15
Austin (AUS)

16:39
McAllen/Mission (MFE)
Effective 2025-08-16 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:26
Austin (AUS)

16:48
McAllen/Mission (MFE)
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:30
Austin (AUS)

16:52
McAllen/Mission (MFE)
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:22, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:30
Austin (AUS)

16:49
McAllen/Mission (MFE)
Effective 2025-05-10 through 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:19, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:30
Austin (AUS)

16:56
McAllen/Mission (MFE)
Effective 2025-09-08 through 2025-11-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:26, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:30
Austin (AUS)

16:55
McAllen/Mission (MFE)
Effective 2025-11-06 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:30
Austin (AUS)

16:55
McAllen/Mission (MFE)
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:35
Austin (AUS)

16:55
McAllen/Mission (MFE)
Effective 2025-06-14 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
15:45
Austin (AUS)

17:05
McAllen/Mission (MFE)
Effective 2025-06-28 through 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Embraer EMB 175 (E7W)
Delta Air Lines DL4121
16:05
Austin (AUS)

17:23
McAllen/Mission (MFE)
Effective 2025-06-29 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:18, non-stop
Embraer EMB 175 (E7W)
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  • DL 4121 is a domestic flight departing from the Austin airport (AUS) and arriving at McAllen/Mission airport (MFE).
  • The flight runs via Atlanta (ATL).
  • The flight distance is 280 miles, or 451 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
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