American Airlines flight AA 3866: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 09:35 Charlotte (CLT) 10:44 Greenville/Spartanburg (GSP)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:09 Effective 2025-05-05 through 2025-06-04
Daily 09:57 Dallas Fort Worth (DFW) 10:53 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 175 (E75) 0:56 Effective 2025-10-06 through 2025-11-01
Daily 09:59 Dallas Fort Worth (DFW) 10:53 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 0:54 Effective 2025-12-03 through 2025-12-17
Daily 09:59 Dallas Fort Worth (DFW) 10:54 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 0:55 Effective 2025-12-18 through 2026-01-05
Daily 09:59 Dallas Fort Worth (DFW) 10:59 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:00 Effective 2026-01-06 through 2026-02-11
Daily 09:59 Dallas Fort Worth (DFW) 10:52 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 0:53 Effective from 2026-02-12
Daily 10:00 Dallas Fort Worth (DFW) 10:49 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 175 (E75) 0:49 Effective 2025-08-06 through 2025-10-05
Daily 10:00 Dallas Fort Worth (DFW) 11:01 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:01 Effective 2025-11-02 through 2025-12-02
Mon,Tue,Thu,Fri 11:13 Dallas Fort Worth (DFW) 12:03 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 175 (E75) 0:50 Effective 2025-06-05 through 2025-07-04
Mon,Tue,Thu,Fri 11:15 Dallas Fort Worth (DFW) 12:07 Killeen/Fort Hood (GRK)
AA 3866 Non-stop Embraer EMB 175 (E75) 0:52 Effective 2025-07-07 through 2025-08-05
Sat 11:25 Charlotte (CLT) 12:48 Hilton Head Island (HHH)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2025-07-05 through 2025-08-02
Sat 11:27 Charlotte (CLT) 12:46 Hilton Head Island (HHH)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:19 Effective 2025-06-07 through 2025-06-28
Sun 12:02 Charlotte (CLT) 13:13 Hilton Head Island (HHH)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2025-06-08 through 2025-06-29
Sun 12:04 Charlotte (CLT) 13:15 Hilton Head Island (HHH)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2025-07-06 through 2025-08-03
Mon,Tue,Thu,Fri 12:37 Killeen/Fort Hood (GRK) 13:37 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:00 Effective 2025-07-07 through 2025-08-05
Mon,Tue,Thu,Fri 12:39 Killeen/Fort Hood (GRK) 13:40 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:01 Effective 2025-06-05 through 2025-07-04
Daily 12:40 Killeen/Fort Hood (GRK) 13:45 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:05 Effective 2026-01-06 through 2026-02-11
Daily 12:41 Killeen/Fort Hood (GRK) 13:45 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:04 Effective 2025-09-03 through 2025-10-05
Daily 12:42 Killeen/Fort Hood (GRK) 13:45 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:03 Effective 2025-10-06 through 2025-11-01
Daily 12:42 Killeen/Fort Hood (GRK) 13:45 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:03 Effective from 2026-02-12
Daily 12:44 Killeen/Fort Hood (GRK) 13:45 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:01 Effective 2025-08-06 through 2025-09-02
Daily 12:45 Killeen/Fort Hood (GRK) 13:45 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:00 Effective 2025-11-02 through 2026-01-05
Sat 14:30 Dallas Fort Worth (DFW) 16:07 Memphis (MEM)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:37 Effective 2025-05-10 through 2025-05-31
Sat 16:37 Memphis (MEM) 18:23 Dallas Fort Worth (DFW)
AA 3866 Non-stop Embraer EMB 175 (E75) 1:46 Effective 2025-05-10 through 2025-05-31
This flight number is listed as serving the following routes:


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American Airlines flight AA 3866: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3866
09:35
Charlotte (CLT)

10:44
Greenville/Spartanburg (GSP)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:09, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
09:57
Dallas Fort Worth (DFW)

10:53
Killeen/Fort Hood (GRK)
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:56, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
09:59
Dallas Fort Worth (DFW)

10:53
Killeen/Fort Hood (GRK)
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:54, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
09:59
Dallas Fort Worth (DFW)

10:54
Killeen/Fort Hood (GRK)
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:55, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
09:59
Dallas Fort Worth (DFW)

10:59
Killeen/Fort Hood (GRK)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
09:59
Dallas Fort Worth (DFW)

10:52
Killeen/Fort Hood (GRK)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:53, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
10:00
Dallas Fort Worth (DFW)

10:49
Killeen/Fort Hood (GRK)
Effective 2025-08-06 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 0:49, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
10:00
Dallas Fort Worth (DFW)

11:01
Killeen/Fort Hood (GRK)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:01, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
11:13
Dallas Fort Worth (DFW)

12:03
Killeen/Fort Hood (GRK)
Effective 2025-06-05 through 2025-07-04
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 0:50, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
11:15
Dallas Fort Worth (DFW)

12:07
Killeen/Fort Hood (GRK)
Effective 2025-07-07 through 2025-08-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 0:52, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
11:25
Charlotte (CLT)

12:48
Hilton Head Island (HHH)
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
11:27
Charlotte (CLT)

12:46
Hilton Head Island (HHH)
Effective 2025-06-07 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:19, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:02
Charlotte (CLT)

13:13
Hilton Head Island (HHH)
Effective 2025-06-08 through 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:11, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:04
Charlotte (CLT)

13:15
Hilton Head Island (HHH)
Effective 2025-07-06 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:11, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:37
Killeen/Fort Hood (GRK)

13:37
Dallas Fort Worth (DFW)
Effective 2025-07-07 through 2025-08-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:39
Killeen/Fort Hood (GRK)

13:40
Dallas Fort Worth (DFW)
Effective 2025-06-05 through 2025-07-04
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:01, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:40
Killeen/Fort Hood (GRK)

13:45
Dallas Fort Worth (DFW)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:05, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
12:41
Killeen/Fort Hood (GRK)

13:45
Dallas Fort Worth (DFW)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:04, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:42
Killeen/Fort Hood (GRK)

13:45
Dallas Fort Worth (DFW)
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:03, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:42
Killeen/Fort Hood (GRK)

13:45
Dallas Fort Worth (DFW)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:03, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
12:44
Killeen/Fort Hood (GRK)

13:45
Dallas Fort Worth (DFW)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:01, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
12:45
Killeen/Fort Hood (GRK)

13:45
Dallas Fort Worth (DFW)
Effective 2025-11-02 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3866
14:30
Dallas Fort Worth (DFW)

16:07
Memphis (MEM)
Effective 2025-05-10 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:37, non-stop
Embraer EMB 175 (E75)
American Airlines AA3866
16:37
Memphis (MEM)

18:23
Dallas Fort Worth (DFW)
Effective 2025-05-10 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:46, non-stop
Embraer EMB 175 (E75)
This flight number is listed as serving the following routes:
  • Charlotte (CLT) - Greenville/Spartanburg (GSP)
  • Charlotte (CLT) - Hilton Head Island (HHH)
  • Killeen/Fort Hood (GRK) - Dallas Fort Worth (DFW)
  • Memphis (MEM) - Dallas Fort Worth (DFW)
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