Alaska Airlines flights from Des Moines (DSM) to Ronald Reagan Washington (DCA).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 07:34 Des Moines (DSM) 11:00 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4057 Non-stop Embraer EMB 175 (E75) 2:26 Operates only on 2025-06-07
Codeshare flight, operated by American Airlines.(AA 4638)
Daily 12:23 Des Moines (DSM) 15:55 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4132 Non-stop Canadair CRJ 700 (CR7) 2:32 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 5388)
Daily 12:25 Des Moines (DSM) 15:53 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4132 Non-stop Canadair CRJ 700 (CR7) 2:28 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 5388)
Daily 12:26 Des Moines (DSM) 15:59 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4132 Non-stop Canadair CRJ 700 (CR7) 2:33 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 5388)
Daily 12:29 Des Moines (DSM) 15:59 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4132 Non-stop Canadair CRJ 700 (CR7) 2:30 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 5388)
Daily 12:48 Des Moines (DSM) 16:19 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4132 Non-stop Canadair CRJ 700 (CR7) 2:31 Effective 2025-05-05 through 2025-05-14
Codeshare flight, operated by American Airlines.(AA 5388)
Daily 13:00 Des Moines (DSM) 16:29 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4132 Non-stop Canadair CRJ 700 (CR7) 2:29 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 5388)
Daily 13:04 Des Moines (DSM) 16:29 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4132 Non-stop Canadair CRJ 700 (CR7) 2:25 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 5388)
Sat 08:14 Des Moines (DSM) 11:45 Ronald Reagan Washington (DCA) 2
Alaska Airlines AS 4142 Non-stop Canadair CRJ 700 (CR7) 2:31 Effective 2025-07-05 through 2025-08-02
Codeshare flight, operated by American Airlines.(AA 5645)




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Alaska Airlines flights from Des Moines (DSM) to Ronald Reagan Washington (DCA).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4057
07:34
Des Moines (DSM)

11:00
Ronald Reagan Washington (DCA) 2
Operates only on 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4638)
Duration: 2:26, non-stop
Embraer EMB 175 (E75)
Alaska Airlines AS4132
12:23
Des Moines (DSM)

15:55
Ronald Reagan Washington (DCA) 2
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5388)
Duration: 2:32, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4132
12:25
Des Moines (DSM)

15:53
Ronald Reagan Washington (DCA) 2
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5388)
Duration: 2:28, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4132
12:26
Des Moines (DSM)

15:59
Ronald Reagan Washington (DCA) 2
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5388)
Duration: 2:33, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4132
12:29
Des Moines (DSM)

15:59
Ronald Reagan Washington (DCA) 2
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5388)
Duration: 2:30, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4132
12:48
Des Moines (DSM)

16:19
Ronald Reagan Washington (DCA) 2
Effective 2025-05-05 through 2025-05-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5388)
Duration: 2:31, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4132
13:00
Des Moines (DSM)

16:29
Ronald Reagan Washington (DCA) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5388)
Duration: 2:29, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4132
13:04
Des Moines (DSM)

16:29
Ronald Reagan Washington (DCA) 2
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5388)
Duration: 2:25, non-stop
Canadair CRJ 700 (CR7)
Alaska Airlines AS4142
08:14
Des Moines (DSM)

11:45
Ronald Reagan Washington (DCA) 2
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5645)
Duration: 2:31, non-stop
Canadair CRJ 700 (CR7)
  • A domestic route departing from the Des Moines airport (DSM) and arriving at Ronald Reagan Washington airport (DCA).
  • The flight distance is 894 miles, or 1439 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 2:25 and 2:33.
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