American Airlines flight AA 4312: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 05:00 Raleigh/Durham (RDU) 2 07:37 Dallas Fort Worth (DFW)
AA 4312 Non-stop Embraer EMB 175 (E75) 3:37 Valid until 2026-01-03
Sat 09:46 Chicago O'Hare (ORD) 3 11:49 Denver (DEN)
AA 4312 Non-stop Embraer EMB 175 (E75) 3:03 Effective 2026-02-21 through 2026-03-07
Wed 09:47 Chicago O'Hare (ORD) 3 11:50 Denver (DEN)
AA 4312 Non-stop Embraer EMB 175 (E75) 3:03 Effective 2026-02-18 through 2026-03-04
Mon-Fri,Sun 11:42 Ronald Reagan Washington (DCA) 2 12:58 Raleigh/Durham (RDU) 2
AA 4312 Non-stop Embraer EMB 175 (E75) 1:16 Valid until 2026-01-05
Sat 11:46 Chicago O'Hare (ORD) 3 13:49 Denver (DEN)
AA 4312 Non-stop Embraer EMB 175 (E75) 3:03 Operates only on 2026-02-14
Wed,Sat 12:20 Denver (DEN) 16:08 Chicago O'Hare (ORD) 3
AA 4312 Non-stop Embraer EMB 175 (E75) 2:48 Effective 2026-03-11 through 2026-04-04
Sat 12:22 Denver (DEN) 16:01 Chicago O'Hare (ORD) 3
AA 4312 Non-stop Embraer EMB 175 (E75) 2:39 Effective 2026-02-21 through 2026-03-07
Wed 12:23 Denver (DEN) 16:02 Chicago O'Hare (ORD) 3
AA 4312 Non-stop Embraer EMB 175 (E75) 2:39 Effective 2026-02-18 through 2026-03-04
Mon-Fri,Sun 13:28 Raleigh/Durham (RDU) 2 14:42 Ronald Reagan Washington (DCA) 2
AA 4312 Non-stop Embraer EMB 175 (E75) 1:14 Valid until 2026-01-05
Sat 14:57 Denver (DEN) 18:38 Chicago O'Hare (ORD) 3
AA 4312 Non-stop Embraer EMB 175 (E75) 2:41 Operates only on 2026-02-14
Fri 20:39 Ronald Reagan Washington (DCA) 2 22:46 Chattanooga (CHA)
AA 4312 Non-stop Embraer EMB 175 (E75) 2:07 Effective 2026-02-13 through 2026-03-06
Fri 20:53 Ronald Reagan Washington (DCA) 2 22:55 Chattanooga (CHA)
AA 4312 Non-stop Embraer EMB 175 (E75) 2:02 Effective 2026-03-13 through 2026-04-03
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4312: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4312
05:00
Raleigh/Durham (RDU) 2

07:37
Dallas Fort Worth (DFW)
Valid until 2026-01-03
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 3:37, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
09:46
Chicago O'Hare (ORD) 3

11:49
Denver (DEN)
Effective 2026-02-21 through 2026-03-07
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 3:03, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
09:47
Chicago O'Hare (ORD) 3

11:50
Denver (DEN)
Effective 2026-02-18 through 2026-03-04
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 3:03, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
11:42
Ronald Reagan Washington (DCA) 2

12:58
Raleigh/Durham (RDU) 2
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:16, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
11:46
Chicago O'Hare (ORD) 3

13:49
Denver (DEN)
Operates only on 2026-02-14
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 3:03, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
12:20
Denver (DEN)

16:08
Chicago O'Hare (ORD) 3
Effective 2026-03-11 through 2026-04-04
Mon
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Tue
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Wed
Thu
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Fri
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Sat
Sun
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Duration: 2:48, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
12:22
Denver (DEN)

16:01
Chicago O'Hare (ORD) 3
Effective 2026-02-21 through 2026-03-07
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 2:39, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
12:23
Denver (DEN)

16:02
Chicago O'Hare (ORD) 3
Effective 2026-02-18 through 2026-03-04
Mon
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Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Duration: 2:39, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
13:28
Raleigh/Durham (RDU) 2

14:42
Ronald Reagan Washington (DCA) 2
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:14, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
14:57
Denver (DEN)

18:38
Chicago O'Hare (ORD) 3
Operates only on 2026-02-14
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 2:41, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
20:39
Ronald Reagan Washington (DCA) 2

22:46
Chattanooga (CHA)
Effective 2026-02-13 through 2026-03-06
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 2:07, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4312
20:53
Ronald Reagan Washington (DCA) 2

22:55
Chattanooga (CHA)
Effective 2026-03-13 through 2026-04-03
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 2:02, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Denver (DEN)
  • Raleigh/Durham (RDU) - Dallas Fort Worth (DFW)
  • Ronald Reagan Washington (DCA) - Chattanooga (CHA)
  • Ronald Reagan Washington (DCA) - Raleigh/Durham (RDU)
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