British Airways flight BA 5166: Chicago O'Hare - Ronald Reagan Washington

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 13:25 Chicago O'Hare (ORD) 3 16:16 Ronald Reagan Washington (DCA) 2
BA 5166 Non-stop Boeing 737-800 (738) 1:51 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 311)
Daily 13:27 Chicago O'Hare (ORD) 3 16:20 Ronald Reagan Washington (DCA) 2
BA 5166 Non-stop Boeing 737-800 (738) 1:53 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 311)
Daily 15:32 Chicago O'Hare (ORD) 3 18:27 Ronald Reagan Washington (DCA) 2
BA 5166 Non-stop Boeing 737-800 (738) 1:55 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 2769)
Daily 15:33 Chicago O'Hare (ORD) 3 18:27 Ronald Reagan Washington (DCA) 2
BA 5166 Non-stop Boeing 737-800 (738) 1:54 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 2769)
Mon-Fri,Sun 17:17 Chicago O'Hare (ORD) 3 20:16 Ronald Reagan Washington (DCA) 2
BA 5166 Non-stop Embraer EMB 175 (E75) 1:59 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4613)
Daily 17:24 Chicago O'Hare (ORD) 3 20:15 Ronald Reagan Washington (DCA) 2
BA 5166 Non-stop Airbus A320 (320) 1:51 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 808)
Sat 17:31 Chicago O'Hare (ORD) 3 20:29 Ronald Reagan Washington (DCA) 2
BA 5166 Non-stop Embraer EMB 175 (E75) 1:58 Valid until 2026-01-03
Codeshare flight, operated by American Airlines.(AA 4613)


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British Airways flight BA 5166:
Chicago O'Hare - Ronald Reagan Washington
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
British Airways BA5166
13:25
Chicago O'Hare (ORD) 3

16:16
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 311)
Duration: 1:51, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
British Airways BA5166
13:27
Chicago O'Hare (ORD) 3

16:20
Ronald Reagan Washington (DCA) 2
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 311)
Duration: 1:53, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
British Airways BA5166
15:32
Chicago O'Hare (ORD) 3

18:27
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 2769)
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
British Airways BA5166
15:33
Chicago O'Hare (ORD) 3

18:27
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 2769)
Duration: 1:54, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
British Airways BA5166
17:17
Chicago O'Hare (ORD) 3

20:16
Ronald Reagan Washington (DCA) 2
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4613)
Duration: 1:59, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
British Airways BA5166
17:24
Chicago O'Hare (ORD) 3

20:15
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 808)
Duration: 1:51, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
British Airways BA5166
17:31
Chicago O'Hare (ORD) 3

20:29
Ronald Reagan Washington (DCA) 2
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4613)
Duration: 1:58, non-stop
Embraer EMB 175 (E75)
  • BA 5166 is a domestic flight departing from the Chicago O'Hare airport (ORD) and arriving at Ronald Reagan Washington airport (DCA).
  • The flight distance is 610 miles, or 982 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 1:51 and 1:59.
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