American Airlines flight AA 4042: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 07:00 Chicago O'Hare (ORD) 3 08:38 Omaha (OMA)
AA 4042 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:38 Effective 2025-08-06 through 2025-09-02
Daily 09:08 Omaha (OMA) 10:46 Chicago O'Hare (ORD) 3
AA 4042 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:38 Effective 2025-08-06 through 2025-09-02
Tue-Fri,Sun 17:10 Chicago O'Hare (ORD) 3 18:42 Omaha (OMA)
AA 4042 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2025-06-05 through 2025-06-11
Mon,Thu,Sat 17:10 Chicago O'Hare (ORD) 3 18:42 Omaha (OMA)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:32 Effective 2025-06-07 through 2025-06-16
Tue-Fri,Sun 17:10 Chicago O'Hare (ORD) 3 18:42 Omaha (OMA)
AA 4042 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2025-06-13 through 2025-06-20
Daily 17:10 Chicago O'Hare (ORD) 3 18:42 Omaha (OMA)
AA 4042 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2025-06-21 through 2025-06-30
Thu 17:10 Chicago O'Hare (ORD) 3 18:42 Omaha (OMA)
AA 4042 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Operates only on 2025-07-03
Daily 17:15 Chicago O'Hare (ORD) 3 18:47 Omaha (OMA)
AA 4042 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2025-07-05 through 2025-08-05
Daily 19:45 Ronald Reagan Washington (DCA) 2 21:19 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:34 Effective 2025-11-02 through 2025-12-02
Sat 19:59 Ronald Reagan Washington (DCA) 2 21:45 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:46 Effective 2025-05-10 through 2025-05-31
Daily 22:00 Ronald Reagan Washington (DCA) 2 23:28 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:28 Effective 2025-12-03 through 2025-12-17
Daily 22:00 Ronald Reagan Washington (DCA) 2 23:31 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2025-12-18 through 2026-01-05
Daily 22:00 Ronald Reagan Washington (DCA) 2 23:29 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-01-06 through 2026-02-11
Daily 22:00 Ronald Reagan Washington (DCA) 2 23:22 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:22 Effective from 2026-02-12
Mon-Fri,Sun 22:05 Ronald Reagan Washington (DCA) 2 23:25 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:20 Valid until 2025-05-04
Mon-Fri,Sun 22:05 Ronald Reagan Washington (DCA) 2 23:31 John Glenn Columbus (CMH)
AA 4042 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2025-05-05 through 2025-06-04
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4042: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4042
07:00
Chicago O'Hare (ORD) 3

08:38
Omaha (OMA)
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4042
09:08
Omaha (OMA)

10:46
Chicago O'Hare (ORD) 3
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4042
17:10
Chicago O'Hare (ORD) 3

18:42
Omaha (OMA)
Effective 2025-06-05 through 2025-06-11
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4042
17:10
Chicago O'Hare (ORD) 3

18:42
Omaha (OMA)
Effective 2025-06-07 through 2025-06-16
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 1:32, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
17:10
Chicago O'Hare (ORD) 3

18:42
Omaha (OMA)
Effective 2025-06-13 through 2025-06-20
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4042
17:10
Chicago O'Hare (ORD) 3

18:42
Omaha (OMA)
Effective 2025-06-21 through 2025-06-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4042
17:10
Chicago O'Hare (ORD) 3

18:42
Omaha (OMA)
Operates only on 2025-07-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4042
17:15
Chicago O'Hare (ORD) 3

18:47
Omaha (OMA)
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4042
19:45
Ronald Reagan Washington (DCA) 2

21:19
John Glenn Columbus (CMH)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
19:59
Ronald Reagan Washington (DCA) 2

21:45
John Glenn Columbus (CMH)
Effective 2025-05-10 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:46, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
22:00
Ronald Reagan Washington (DCA) 2

23:28
John Glenn Columbus (CMH)
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
22:00
Ronald Reagan Washington (DCA) 2

23:31
John Glenn Columbus (CMH)
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
22:00
Ronald Reagan Washington (DCA) 2

23:29
John Glenn Columbus (CMH)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
22:00
Ronald Reagan Washington (DCA) 2

23:22
John Glenn Columbus (CMH)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
22:05
Ronald Reagan Washington (DCA) 2

23:25
John Glenn Columbus (CMH)
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
American Airlines AA4042
22:05
Ronald Reagan Washington (DCA) 2

23:31
John Glenn Columbus (CMH)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Omaha (OMA)
  • Ronald Reagan Washington (DCA) - John Glenn Columbus (CMH)
All American Airlines flights
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