American Airlines flight AA 1634: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 12:48 Phoenix Sky Harbor (PHX) 4 20:10 Ronald Reagan Washington (DCA) 2
AA 1634 Non-stop Airbus A321neo (32Q) 4:22 Effective 2025-06-05 through 2025-07-04
Daily 12:48 Phoenix Sky Harbor (PHX) 4 20:14 Ronald Reagan Washington (DCA) 2
AA 1634 Non-stop Airbus A321neo (32Q) 4:26 Effective 2025-07-05 through 2025-08-05
Daily 12:59 Phoenix Sky Harbor (PHX) 4 20:14 Ronald Reagan Washington (DCA) 2
AA 1634 Non-stop Airbus A321neo (32Q) 4:15 Effective 2025-05-05 through 2025-06-04
Daily 13:02 Phoenix Sky Harbor (PHX) 4 20:14 Ronald Reagan Washington (DCA) 2
AA 1634 Non-stop Airbus A321neo (32Q) 4:12 Valid until 2025-05-04
Daily 13:03 Phoenix Sky Harbor (PHX) 4 20:26 Ronald Reagan Washington (DCA) 2
AA 1634 Non-stop Airbus A321neo (32Q) 4:23 Effective 2025-08-06 through 2025-09-02
Daily 13:08 Phoenix Sky Harbor (PHX) 4 20:28 Ronald Reagan Washington (DCA) 2
AA 1634 Non-stop Airbus A321neo (32Q) 4:20 Effective 2025-09-03 through 2025-10-05
Daily 13:13 Phoenix Sky Harbor (PHX) 4 20:28 Ronald Reagan Washington (DCA) 2
AA 1634 Non-stop Airbus A321neo (32Q) 4:15 Effective 2025-10-06 through 2025-10-25
Daily 18:50 Dallas Fort Worth (DFW) 20:08 San Diego (SAN) 2
AA 1634 Non-stop Airbus A321neo (32Q) 3:18 Effective 2025-10-26 through 2025-11-01
Daily 18:50 Dallas Fort Worth (DFW) 20:07 San Diego (SAN) 2
AA 1634 Non-stop Airbus A321neo (32Q) 3:17 Effective 2025-11-02 through 2025-12-02
Daily 18:50 Dallas Fort Worth (DFW) 20:03 San Diego (SAN) 2
AA 1634 Non-stop Airbus A321neo (32Q) 3:13 Effective 2025-12-03 through 2025-12-17
Daily 18:50 Dallas Fort Worth (DFW) 20:04 San Diego (SAN) 2
AA 1634 Non-stop Airbus A321neo (32Q) 3:14 Effective 2025-12-18 through 2026-01-05
Daily 18:50 Dallas Fort Worth (DFW) 20:09 San Diego (SAN) 2
AA 1634 Non-stop Airbus A321neo (32Q) 3:19 Effective 2026-01-06 through 2026-02-11
Daily 18:50 Dallas Fort Worth (DFW) 20:10 San Diego (SAN) 2
AA 1634 Non-stop Airbus A321neo (32Q) 3:20 Effective from 2026-02-12
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This flight number is listed as serving the following routes:


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American Airlines flight AA 1634: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA1634
12:48
Phoenix Sky Harbor (PHX) 4

20:10
Ronald Reagan Washington (DCA) 2
Effective 2025-06-05 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:22, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
12:48
Phoenix Sky Harbor (PHX) 4

20:14
Ronald Reagan Washington (DCA) 2
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:26, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
12:59
Phoenix Sky Harbor (PHX) 4

20:14
Ronald Reagan Washington (DCA) 2
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:15, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
13:02
Phoenix Sky Harbor (PHX) 4

20:14
Ronald Reagan Washington (DCA) 2
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:12, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
13:03
Phoenix Sky Harbor (PHX) 4

20:26
Ronald Reagan Washington (DCA) 2
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:23, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
13:08
Phoenix Sky Harbor (PHX) 4

20:28
Ronald Reagan Washington (DCA) 2
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:20, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
13:13
Phoenix Sky Harbor (PHX) 4

20:28
Ronald Reagan Washington (DCA) 2
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:15, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
18:50
Dallas Fort Worth (DFW)

20:08
San Diego (SAN) 2
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:18, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
18:50
Dallas Fort Worth (DFW)

20:07
San Diego (SAN) 2
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:17, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
18:50
Dallas Fort Worth (DFW)

20:03
San Diego (SAN) 2
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:13, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
18:50
Dallas Fort Worth (DFW)

20:04
San Diego (SAN) 2
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:14, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
18:50
Dallas Fort Worth (DFW)

20:09
San Diego (SAN) 2
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:19, non-stop
Airbus A321neo (32Q)
American Airlines AA1634
18:50
Dallas Fort Worth (DFW)

20:10
San Diego (SAN) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:20, non-stop
Airbus A321neo (32Q)
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This flight number is listed as serving the following routes:
  • Dallas Fort Worth (DFW) - San Diego (SAN)
  • Phoenix Sky Harbor (PHX) - Ronald Reagan Washington (DCA)
All American Airlines flights
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