American Airlines flight AA 3688: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 05:56 Louisville (SDF) 07:27 Dallas Fort Worth (DFW)
AA 3688 Non-stop Embraer EMB 175 (E75) 2:31 Effective 2025-10-06 through 2025-11-01
Daily 06:09 Louisville (SDF) 07:28 Dallas Fort Worth (DFW)
AA 3688 Non-stop Embraer EMB 175 (E75) 2:19 Effective 2025-09-03 through 2025-10-05
Daily 06:12 Louisville (SDF) 07:28 Dallas Fort Worth (DFW)
AA 3688 Non-stop Embraer EMB 175 (E75) 2:16 Effective 2025-08-06 through 2025-09-02
Mon 08:50 Phoenix Sky Harbor (PHX) 4 13:46 Omaha (OMA)
AA 3688 Non-stop Embraer EMB 175 (E75) 2:56 Operates only on 2025-06-02
Sat 11:05 Charlotte (CLT) 13:15 Marsh Harbour (MHH)
AA 3688 Non-stop Embraer EMB 175 (E75) 2:10 Effective 2025-11-08 through 2025-11-29
Daily 11:40 Rochester (ROC) 12:40 Chicago O'Hare (ORD) 3
AA 3688 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective from 2026-02-12
Wed-Fri,Sun 13:05 Chicago O'Hare (ORD) 3 15:25 Detroit (DTW) E
AA 3688 Non-stop Embraer EMB 175 (E75) 1:20 Valid until 2025-05-04
Sat 13:55 Marsh Harbour (MHH) 16:05 Charlotte (CLT)
AA 3688 Non-stop Embraer EMB 175 (E75) 2:10 Effective 2025-11-08 through 2025-11-29
Mon 14:35 Omaha (OMA) 15:35 Phoenix Sky Harbor (PHX) 4
AA 3688 Non-stop Embraer EMB 175 (E75) 3:00 Operates only on 2025-06-02
Wed-Fri,Sun 15:55 Detroit (DTW) E 16:26 Chicago O'Hare (ORD) 3
AA 3688 Non-stop Embraer EMB 175 (E75) 1:31 Valid until 2025-05-04
Daily 17:34 Hartford (BDL) 18:59 Ronald Reagan Washington (DCA) 2
AA 3688 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2025-12-18 through 2026-01-05
Daily 22:15 Chicago O'Hare (ORD) 3 23:22 Moline (MLI)
AA 3688 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:07 Effective 2025-07-05 through 2025-08-05
Daily 22:40 Chicago O'Hare (ORD) 3 23:42 Moline (MLI)
AA 3688 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:02 Effective 2025-06-05 through 2025-07-03
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This flight number is listed as serving the following routes:


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American Airlines flight AA 3688: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3688
05:56
Louisville (SDF)

07:27
Dallas Fort Worth (DFW)
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:31, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
06:09
Louisville (SDF)

07:28
Dallas Fort Worth (DFW)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:19, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
06:12
Louisville (SDF)

07:28
Dallas Fort Worth (DFW)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:16, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
08:50
Phoenix Sky Harbor (PHX) 4

13:46
Omaha (OMA)
Operates only on 2025-06-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:56, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
11:05
Charlotte (CLT)

13:15
Marsh Harbour (MHH)
Effective 2025-11-08 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:10, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
11:40
Rochester (ROC)

12:40
Chicago O'Hare (ORD) 3
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3688
13:05
Chicago O'Hare (ORD) 3

15:25
Detroit (DTW) E
Valid until 2025-05-04
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
13:55
Marsh Harbour (MHH)

16:05
Charlotte (CLT)
Effective 2025-11-08 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:10, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
14:35
Omaha (OMA)

15:35
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-06-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
15:55
Detroit (DTW) E

16:26
Chicago O'Hare (ORD) 3
Valid until 2025-05-04
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
17:34
Hartford (BDL)

18:59
Ronald Reagan Washington (DCA) 2
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
American Airlines AA3688
22:15
Chicago O'Hare (ORD) 3

23:22
Moline (MLI)
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:07, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3688
22:40
Chicago O'Hare (ORD) 3

23:42
Moline (MLI)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:02, non-stop
Embraer EMB 170 / EMB 175 (E70)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Moline (MLI)
  • Detroit (DTW) - Chicago O'Hare (ORD)
  • Hartford (BDL) - Ronald Reagan Washington (DCA)
  • Louisville (SDF) - Dallas Fort Worth (DFW)
  • Marsh Harbour (MHH) - Charlotte (CLT)
  • Omaha (OMA) - Phoenix Sky Harbor (PHX)
  • Rochester (ROC) - Chicago O'Hare (ORD)
All American Airlines flights
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