American Airlines flight AA 3988: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 05:05 Tulsa (TUL) 06:20 Dallas Fort Worth (DFW)
AA 3988 Non-stop Embraer EMB 175 (E75) 1:15 Effective 2026-07-02 through 2026-08-04
Daily 05:06 Tulsa (TUL) 06:20 Dallas Fort Worth (DFW)
AA 3988 Non-stop Embraer EMB 175 (E75) 1:14 Effective 2026-05-21 through 2026-07-01
Daily 06:18 Huntsville (HSV) 09:18 Ronald Reagan Washington (DCA) 2
AA 3988 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-08-05 through 2026-09-08
Daily 06:29 Huntsville (HSV) 09:29 Ronald Reagan Washington (DCA) 2
AA 3988 Non-stop Embraer EMB 175 (E75) 2:00 Effective from 2026-10-05
Daily 06:31 Huntsville (HSV) 09:29 Ronald Reagan Washington (DCA) 2
AA 3988 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2026-09-09 through 2026-10-04
Daily 15:16 Phoenix Sky Harbor (PHX) 4 16:00 San Luis Obispo (SBP)
AA 3988 Non-stop Embraer EMB 175 (E75) 1:44 Valid until 2026-01-05
Daily 16:30 San Luis Obispo (SBP) 19:11 Phoenix Sky Harbor (PHX) 4
AA 3988 Non-stop Embraer EMB 175 (E75) 1:41 Valid until 2026-01-05
Sat 19:40 Miami (MIA) 22:31 Oklahoma City (OKC)
AA 3988 Non-stop Embraer EMB 175 (E75) 3:51 Operates only on 2026-03-07
Daily 21:50 Miami (MIA) 22:54 Key West (EYW)
AA 3988 Non-stop Embraer EMB 175 (E75) 1:04 Effective 2026-02-12 through 2026-03-06
Daily 22:53 Miami (MIA) 23:56 Key West (EYW)
AA 3988 Non-stop Embraer EMB 175 (E75) 1:03 Effective 2026-01-06 through 2026-02-11
Daily 22:53 Miami (MIA) 23:56 Key West (EYW)
AA 3988 Non-stop Embraer EMB 175 (E75) 1:03 Effective 2026-03-08 through 2026-04-06
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This flight number is listed as serving the following routes:


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American Airlines flight AA 3988: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3988
05:05
Tulsa (TUL)

06:20
Dallas Fort Worth (DFW)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
05:06
Tulsa (TUL)

06:20
Dallas Fort Worth (DFW)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:14, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
06:18
Huntsville (HSV)

09:18
Ronald Reagan Washington (DCA) 2
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
06:29
Huntsville (HSV)

09:29
Ronald Reagan Washington (DCA) 2
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
06:31
Huntsville (HSV)

09:29
Ronald Reagan Washington (DCA) 2
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
15:16
Phoenix Sky Harbor (PHX) 4

16:00
San Luis Obispo (SBP)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
16:30
San Luis Obispo (SBP)

19:11
Phoenix Sky Harbor (PHX) 4
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:41, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
19:40
Miami (MIA)

22:31
Oklahoma City (OKC)
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:51, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
21:50
Miami (MIA)

22:54
Key West (EYW)
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:04, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
22:53
Miami (MIA)

23:56
Key West (EYW)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:03, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA3988
22:53
Miami (MIA)

23:56
Key West (EYW)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:03, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Huntsville (HSV) - Ronald Reagan Washington (DCA)
  • Miami (MIA) - Key West (EYW)
  • Miami (MIA) - Oklahoma City (OKC)
  • Phoenix Sky Harbor (PHX) - San Luis Obispo (SBP)
  • Tulsa (TUL) - Dallas Fort Worth (DFW)
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