American Airlines flight AA 678: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 09:10 Philadelphia (PHL) 12:12 Houston George Bush (IAH) A
AA 678 Non-stop Airbus A319 (319) 4:02 Effective 2026-02-12 through 2026-03-06
Mon-Fri,Sun 09:13 Philadelphia (PHL) 12:11 Houston George Bush (IAH) A
AA 678 Non-stop Airbus A319 (319) 3:58 Effective 2026-03-08 through 2026-04-06
Sun 09:31 Philadelphia (PHL) 12:20 Houston George Bush (IAH) A
AA 678 Non-stop Airbus A319 (319) 3:49 Operates only on 2026-01-04
Mon,Tue,Thu-Sat 09:55 Philadelphia (PHL) 12:44 Houston George Bush (IAH) A
AA 678 Non-stop Airbus A319 (319) 3:49 Valid until 2026-01-05
Mon-Fri 10:31 Philadelphia (PHL) 13:43 Houston George Bush (IAH) A
AA 678 Non-stop Airbus A319 (319) 4:12 Effective 2026-01-14 through 2026-02-11
Sun 11:02 Philadelphia (PHL) 14:14 Houston George Bush (IAH) A
AA 678 Non-stop Airbus A319 (319) 4:12 Effective 2026-01-25 through 2026-02-08
Sun 13:00 Houston George Bush (IAH) A 17:12 Philadelphia (PHL)
AA 678 Non-stop Airbus A319 (319) 3:12 Operates only on 2026-01-04
Mon-Fri,Sun 13:16 Houston George Bush (IAH) A 17:34 Philadelphia (PHL)
AA 678 Non-stop Airbus A319 (319) 3:18 Effective 2026-03-08 through 2026-04-06
Mon-Fri,Sun 13:22 Houston George Bush (IAH) A 17:34 Philadelphia (PHL)
AA 678 Non-stop Airbus A319 (319) 3:12 Effective 2026-02-12 through 2026-03-06
Mon,Tue,Thu-Sat 13:24 Houston George Bush (IAH) A 17:36 Philadelphia (PHL)
AA 678 Non-stop Airbus A319 (319) 3:12 Valid until 2026-01-05
Mon-Fri,Sun 14:55 Houston George Bush (IAH) A 19:06 Philadelphia (PHL)
AA 678 Non-stop Airbus A319 (319) 3:11 Effective 2026-01-14 through 2026-02-11
Daily 15:30 Miami (MIA) 17:20 Houston George Bush (IAH) A
AA 678 Non-stop Boeing 737-800 (738) 2:50 Effective 2026-09-09 through 2026-10-04
Daily 15:30 Miami (MIA) 17:19 Houston George Bush (IAH) A
AA 678 Non-stop Boeing 737-800 (738) 2:49 Effective from 2026-10-05
Daily 15:31 Miami (MIA) 17:19 Houston George Bush (IAH) A
AA 678 Non-stop Boeing 737-800 (738) 2:48 Effective 2026-08-05 through 2026-09-08
Daily 18:06 Houston George Bush (IAH) A 21:50 Miami (MIA)
AA 678 Non-stop Boeing 737-800 (738) 2:44 Effective 2026-09-09 through 2026-10-04
Daily 18:09 Houston George Bush (IAH) A 21:47 Miami (MIA)
AA 678 Non-stop Boeing 737-800 (738) 2:38 Effective 2026-08-05 through 2026-09-08
Daily 18:18 Houston George Bush (IAH) A 21:50 Miami (MIA)
AA 678 Non-stop Boeing 737-800 (738) 2:32 Effective from 2026-10-05
Thu,Sun 19:10 Philadelphia (PHL) 22:24 Houston George Bush (IAH) A
AA 678 Non-stop Airbus A319 (319) 4:14 Effective 2026-01-08 through 2026-01-11
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This flight number is listed as serving the following routes:


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American Airlines flight AA 678: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA678
09:10
Philadelphia (PHL)

12:12
Houston George Bush (IAH) A
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:02, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
09:13
Philadelphia (PHL)

12:11
Houston George Bush (IAH) A
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:58, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
09:31
Philadelphia (PHL)

12:20
Houston George Bush (IAH) A
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:49, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
09:55
Philadelphia (PHL)

12:44
Houston George Bush (IAH) A
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 3:49, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
10:31
Philadelphia (PHL)

13:43
Houston George Bush (IAH) A
Effective 2026-01-14 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:12, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
11:02
Philadelphia (PHL)

14:14
Houston George Bush (IAH) A
Effective 2026-01-25 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:12, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
13:00
Houston George Bush (IAH) A

17:12
Philadelphia (PHL)
Operates only on 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:12, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
13:16
Houston George Bush (IAH) A

17:34
Philadelphia (PHL)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:18, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
13:22
Houston George Bush (IAH) A

17:34
Philadelphia (PHL)
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:12, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
13:24
Houston George Bush (IAH) A

17:36
Philadelphia (PHL)
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 3:12, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
14:55
Houston George Bush (IAH) A

19:06
Philadelphia (PHL)
Effective 2026-01-14 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:11, non-stop
Airbus A319 (319)
Direct Flights:
American Airlines AA678
15:30
Miami (MIA)

17:20
Houston George Bush (IAH) A
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Boeing 737-800 (738)
Direct Flights:
American Airlines AA678
15:30
Miami (MIA)

17:19
Houston George Bush (IAH) A
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:49, non-stop
Boeing 737-800 (738)
Direct Flights:
American Airlines AA678
15:31
Miami (MIA)

17:19
Houston George Bush (IAH) A
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:48, non-stop
Boeing 737-800 (738)
Direct Flights:
American Airlines AA678
18:06
Houston George Bush (IAH) A

21:50
Miami (MIA)
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737-800 (738)
Direct Flights:
American Airlines AA678
18:09
Houston George Bush (IAH) A

21:47
Miami (MIA)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Boeing 737-800 (738)
Direct Flights:
American Airlines AA678
18:18
Houston George Bush (IAH) A

21:50
Miami (MIA)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:32, non-stop
Boeing 737-800 (738)
Direct Flights:
American Airlines AA678
19:10
Philadelphia (PHL)

22:24
Houston George Bush (IAH) A
Effective 2026-01-08 through 2026-01-11
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 4:14, non-stop
Airbus A319 (319)
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This flight number is listed as serving the following routes:
  • Miami (MIA) - Houston George Bush (IAH)
  • Philadelphia (PHL) - Houston George Bush (IAH)
All American Airlines flights
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