Alaska Airlines flight AS 4665: Detroit - Ronald Reagan Washington

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 09:43 Detroit (DTW) E 11:23 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Canadair CRJ 700 (CR7) 1:40 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 5175)
Daily 09:49 Detroit (DTW) E 11:26 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Canadair CRJ 700 (CR7) 1:37 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 5172)
Daily 09:56 Detroit (DTW) E 11:52 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Canadair CRJ 900 (CR9) 1:56 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 5660)
Daily 09:56 Detroit (DTW) E 11:33 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Canadair CRJ 700 (CR7) 1:37 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 5660)
Daily 12:46 Detroit (DTW) E 14:24 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Embraer EMB 175 (E75) 1:38 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 4616)
Daily 13:13 Detroit (DTW) E 14:53 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 4607)
Daily 14:02 Detroit (DTW) E 15:59 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Canadair CRJ 900 (CR9) 1:57 Effective 2026-01-07 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 5056)
Tue 14:12 Detroit (DTW) E 16:09 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Canadair CRJ 900 (CR9) 1:57 Operates only on 2026-01-06
Codeshare flight, operated by American Airlines.(AA 5056)
Daily 14:18 Detroit (DTW) E 15:59 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Embraer EMB 175 (E75) 1:41 Effective 2026-03-08 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 4616)
Daily 14:54 Detroit (DTW) E 16:42 Ronald Reagan Washington (DCA) 2
AS 4665 Non-stop Canadair CRJ 900 (CR9) 1:48 Effective 2026-04-07 through 2026-05-12
Codeshare flight, operated by American Airlines.(AA 5132)
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Alaska Airlines flight AS 4665:
Detroit - Ronald Reagan Washington
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4665
09:43
Detroit (DTW) E

11:23
Ronald Reagan Washington (DCA) 2
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5175)
Duration: 1:40, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4665
09:49
Detroit (DTW) E

11:26
Ronald Reagan Washington (DCA) 2
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5172)
Duration: 1:37, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4665
09:56
Detroit (DTW) E

11:52
Ronald Reagan Washington (DCA) 2
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5660)
Duration: 1:56, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4665
09:56
Detroit (DTW) E

11:33
Ronald Reagan Washington (DCA) 2
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5660)
Duration: 1:37, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS4665
12:46
Detroit (DTW) E

14:24
Ronald Reagan Washington (DCA) 2
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4616)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4665
13:13
Detroit (DTW) E

14:53
Ronald Reagan Washington (DCA) 2
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4607)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4665
14:02
Detroit (DTW) E

15:59
Ronald Reagan Washington (DCA) 2
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5056)
Duration: 1:57, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4665
14:12
Detroit (DTW) E

16:09
Ronald Reagan Washington (DCA) 2
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 5056)
Duration: 1:57, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS4665
14:18
Detroit (DTW) E

15:59
Ronald Reagan Washington (DCA) 2
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4616)
Duration: 1:41, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS4665
14:54
Detroit (DTW) E

16:42
Ronald Reagan Washington (DCA) 2
Effective 2026-04-07 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5132)
Duration: 1:48, non-stop
Canadair CRJ 900 (CR9)
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  • AS 4665 is a domestic flight departing from the Detroit airport (DTW) and arriving at Ronald Reagan Washington airport (DCA).
  • The flight distance is 404 miles, or 651 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:37 and 1:57.
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