American Airlines flight AA 4391: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 06:05 Charleston (CHS) 08:11 New York LaGuardia (LGA) B
AA 4391 Non-stop Embraer EMB 175 (E75) 2:06 Effective 2026-02-12 through 2026-03-06
Daily 07:10 Portland (PWM) 09:10 Chicago O'Hare (ORD) 3
AA 4391 Non-stop Embraer EMB 175 (E75) 3:00 Effective 2026-05-21 through 2026-07-01
Daily 07:13 Portland (PWM) 09:10 Chicago O'Hare (ORD) 3
AA 4391 Non-stop Embraer EMB 175 (E75) 2:57 Effective 2026-09-09 through 2026-10-04
Daily 07:14 Portland (PWM) 09:10 Chicago O'Hare (ORD) 3
AA 4391 Non-stop Embraer EMB 175 (E75) 2:56 Effective 2026-07-02 through 2026-08-04
Daily 07:14 Portland (PWM) 09:10 Chicago O'Hare (ORD) 3
AA 4391 Non-stop Embraer EMB 175 (E75) 2:56 Effective from 2026-10-05
Mon,Wed,Sun 07:54 Madison (MSN) 11:19 New York LaGuardia (LGA) B
AA 4391 Non-stop Embraer EMB 175 (E75) 2:25 Valid until 2026-01-05
Sat 08:01 Charleston (CHS) 10:07 New York LaGuardia (LGA) B
AA 4391 Non-stop Embraer EMB 175 (E75) 2:06 Effective 2026-02-14 through 2026-03-07
Mon,Tue,Fri-Sun 08:03 Madison (MSN) 11:28 New York LaGuardia (LGA) B
AA 4391 Non-stop Embraer EMB 175 (E75) 2:25 Valid until 2026-01-03
Sun 08:18 Charleston (CHS) 10:24 New York LaGuardia (LGA) B
AA 4391 Non-stop Embraer EMB 175 (E75) 2:06 Effective 2026-02-15 through 2026-03-01
Sat 08:50 Ronald Reagan Washington (DCA) 2 10:44 Charleston (CHS)
AA 4391 Non-stop Embraer EMB 175 (E75) 1:54 Effective 2026-01-10 through 2026-02-07
Thu 09:15 Madison (MSN) 12:40 New York LaGuardia (LGA) B
AA 4391 Non-stop Embraer EMB 175 (E75) 2:25 Operates only on 2026-01-01
Sat 11:14 Charleston (CHS) 12:50 Ronald Reagan Washington (DCA) 2
AA 4391 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-01-10 through 2026-02-07
Sun 11:22 Charleston (CHS) 12:58 Ronald Reagan Washington (DCA) 2
AA 4391 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-01-11 through 2026-02-08
Mon-Fri,Sun 15:15 Boston Logan (BOS) B 17:13 Ronald Reagan Washington (DCA) 2
AA 4391 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2026-03-08 through 2026-04-06
Daily 15:30 Ronald Reagan Washington (DCA) 2 16:58 Providence (PVD)
AA 4391 Non-stop Embraer EMB 175 (E75) 1:28 Effective 2026-04-07 through 2026-05-20
Sat 15:40 Boston Logan (BOS) B 17:38 Ronald Reagan Washington (DCA) 2
AA 4391 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2026-03-14 through 2026-04-04
This flight number is listed as serving the following routes:


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American Airlines flight AA 4391: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4391
06:05
Charleston (CHS)

08:11
New York LaGuardia (LGA) B
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:06, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
07:10
Portland (PWM)

09:10
Chicago O'Hare (ORD) 3
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
07:13
Portland (PWM)

09:10
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:57, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
07:14
Portland (PWM)

09:10
Chicago O'Hare (ORD) 3
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:56, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
07:14
Portland (PWM)

09:10
Chicago O'Hare (ORD) 3
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:56, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
07:54
Madison (MSN)

11:19
New York LaGuardia (LGA) B
Valid until 2026-01-05
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
08:01
Charleston (CHS)

10:07
New York LaGuardia (LGA) B
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:06, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
08:03
Madison (MSN)

11:28
New York LaGuardia (LGA) B
Valid until 2026-01-03
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 2:25, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
08:18
Charleston (CHS)

10:24
New York LaGuardia (LGA) B
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:06, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
08:50
Ronald Reagan Washington (DCA) 2

10:44
Charleston (CHS)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:54, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
09:15
Madison (MSN)

12:40
New York LaGuardia (LGA) B
Operates only on 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
11:14
Charleston (CHS)

12:50
Ronald Reagan Washington (DCA) 2
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:36, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
11:22
Charleston (CHS)

12:58
Ronald Reagan Washington (DCA) 2
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:36, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
15:15
Boston Logan (BOS) B

17:13
Ronald Reagan Washington (DCA) 2
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
15:30
Ronald Reagan Washington (DCA) 2

16:58
Providence (PVD)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:28, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4391
15:40
Boston Logan (BOS) B

17:38
Ronald Reagan Washington (DCA) 2
Effective 2026-03-14 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Ronald Reagan Washington (DCA)
  • Charleston (CHS) - New York LaGuardia (LGA)
  • Madison (MSN) - New York LaGuardia (LGA)
  • Portland (PWM) - Chicago O'Hare (ORD)
  • Ronald Reagan Washington (DCA) - Charleston (CHS)
  • Ronald Reagan Washington (DCA) - Providence (PVD)
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